CN209519487U - A kind of anti-blocking dust-collecting filter - Google Patents

Abstract

The utility model provides a kind of anti-blocking dust-collecting filter, it is related to air filter unit field, including cylinder, air inlet pipe is connected at the top of cylinder, first pressure is equipped with below cylinder to pump, the outlet side of first pressure pump is connected with exhaust pipe, the inside of cylinder is equipped with filter cloth, inner barrel is divided into filter chamber and cleaning chamber by filter cloth, the periphery of filter cloth is embedded in the inner sidewall of support ring, the lateral wall of filter chamber is connected with one end of the second connecting tube, the other end of second connecting tube is connected with the inlet end of second pressure pump, the outlet side of second pressure pump is connected with dust deposited case by dust flue, intracavitary portion is cleaned equipped with pulse disc, pulse disc includes pulse circle, the inner sidewall of pulse circle is connected with several pulse tubes, pulse circle is connected by third connecting tube with the outlet side for the air compressor being set to outside cylinder, the inlet end of air compressor passes through Air compressed pipe is connected with pulse valve.The utility model stable structure, cleaning capacity are strong.

Description

A kind of anti-blocking dust-collecting filter

Technical field

The utility model belongs to air filter unit field, and in particular to a kind of anti-blocking dust-collecting filter.

Background technique

The dust filtering process of dust-collecting filter is more complicated, in general, sedimentation of the powder dust particle in retention mass, i.e., and Separating and filtering, not only a kind of sedimentation filtration mechanism in action, but a variety of sedimentation separation filter mechanism synergy As a result.The Settlement Mechanism of the powder dust particles such as inertial collision, interception, diffusion, gravity and electrostatic force is analysis de-entrainment filter mechanism Theoretical basis.Often work efficiency is high and good dedusting effect when using initial stage for existing dust-collecting filter, uses one After the section time, reduce the efficiency of its dust removal and filtration since the accumulation of dust results in blockage.

Therefore it is badly in need of providing a kind of stable structure, the strong anti-blocking dust-collecting filter of cleaning capacity.

Utility model content

The purpose of this utility model is the deficiency for existing dust-collecting filter, provides a kind of anti-blocking dust collection mistake Filter.

The utility model provides the following technical solution:

A kind of anti-blocking dust-collecting filter, including cylinder, the cylinder top are connected with air inlet pipe, the cylinder lower section It is pumped equipped with first pressure, the inlet end of the first pressure pump is connected by the first connecting tube with the bottom of the cylinder, described The outlet side of first pressure pump is connected with exhaust pipe, and the inside of the cylinder is equipped with filter cloth, and the filter cloth is by the inner barrel Be divided into filter chamber and cleaning chamber, the periphery of the filter cloth is embedded in the inner sidewall of support ring, the outer diameter of the support ring with it is described The internal diameter of cylinder is identical, and the lateral wall of the filter chamber is connected with one end of the second connecting tube, second connecting tube it is another End is connected with the inlet end of second pressure pump, and the outlet side of the second pressure pump is connected with dust deposited case by dust flue, described Intracavitary portion is cleaned equipped with pulse disc, the pulse disc includes pulse circle, the cross section of the pulse circle and the cross of the support ring Section is identical, and the inner sidewall of the pulse circle is connected with several pulse tubes, and several pulse tubes are with the center of circle of the pulse circle Centered on, central symmetry distribution, the pulse circle passes through third connecting tube and the air compressor outside the cylinder Outlet side is connected, and the inlet end of the air compressor is connected by air compressed pipe with pulse valve.

Preferably, the air inlet pipe is equipped with the first valve, and second connecting tube is equipped with the second valve.

Preferably, the inner sidewall of the filter chamber is equipped with the first limited block, and the inner sidewall of the cleaning chamber is equipped with the second limit Position block, the lower section of second limited block are equipped with third limited block, first limited block, second limited block and described the The quantity of three limited blocks is two, and two first limited blocks are symmetrical arranged by symmetry axis of the central axes of the cylinder, The lower surface of first limited block is connected with the top of the support ring, and two second limited blocks are in the cylinder Axis is symmetrical arranged for symmetry axis, and the upper surface of second limited block is connected with the bottom of the support ring, and two described the Three limited blocks are symmetrical arranged by symmetry axis of the central axes of the cylinder, the upper surface of the third limited block and the pulse circle Bottom be connected.

Preferably, the quantity of the pulse tube is eight, and the pulse tube and the pulse circle are in same plane.

Preferably, the top of the pulse tube is equipped with several spray orifices.

The beneficial effects of the utility model are: making inner barrel continue to keep negative pressure, ash-laden gas after opening first pressure pump Body initially enters filter chamber by air inlet pipe, is discharged to by entering cleaning chamber after filter cloth finally by the first connecting tube and exhaust pipe In air；Single layer filter cloth is embedded in the inner sidewall of support ring, is sticked in cylinder by the first limit block and the second limit block Side wall, when dusty gas moves downward or pulse tube carries out high-voltage pulse to the bottom of filter cloth under the action of first pressure pumps When, so that the position of filter cloth is fixed, do not influenced by wind-force；Intracavitary portion is cleaned equipped with pulse disc, the cross section of pulse circle and branch The cross section of pushing out ring is identical, and the bottom of pulse circle is sticked in the inner sidewall of cylinder by third limited block, when dusty gas is downward When movement, so that the position of pulse disc is fixed.The inner sidewall of pulse circle is connected with several pulse tubes, and several pulse tubes are with pulse circle The center of circle centered on, central symmetry distribution, pulse circle by third connecting tube be set to cylinder outside air compressor go out Gas end is connected, and the inlet end of air compressor is connected by air compressed pipe with pulse valve.Unbalanced pulse valve and air compressor When the dust on filter cloth can sufficiently be sprayed punching so that it is fallen off, the lateral wall of filter chamber is connected with second pressure by the second connecting tube Dusty gas is drawn to dust deposited case by dust flue under the action of second pressure pump, handles the dust on filter cloth in time, prevent by pump Only blocking influences dust removing effects.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the top view of filter cloth in the utility model；

Fig. 3 is the top view of pulse disc in the utility model.

In the figure, it is marked as 1, cylinder；2, air inlet pipe；3, first pressure pumps；4, the first connecting tube；5, exhaust pipe；6, filter cloth； 7, filter chamber；8, chamber is cleaned；9, support ring；10, the second connecting tube；11, second pressure pumps；12, dust flue；13, dust deposited case； 14, pulse disc；15, pulse circle；16, pulse tube；17, third connecting tube；18, air compressor；19, air compressed pipe；20, arteries and veins Rush valve；21, the first valve；22, the second valve；23, the first limited block；24, the second limited block；25, third limited block；26, it sprays Hole.

Specific embodiment

As shown in Figure 1 to Figure 3, a kind of anti-blocking dust-collecting filter, including cylinder 1 are connected with air inlet pipe at the top of cylinder 1 2, first pressure pump 3 is equipped with below cylinder 1, the inlet end of first pressure pump 3 passes through the bottom phase of the first connecting tube 4 and cylinder 1 Even, the outlet side of first pressure pump 3 is connected with exhaust pipe 5, and the inside of cylinder 1 is equipped with filter cloth 6, and filter cloth 6 will be divided into inside cylinder 1 Filter chamber 7 and cleaning chamber 8, the periphery of filter cloth 6 are embedded in the inner sidewall of support ring 9, the outer diameter of support ring 9 and the internal diameter of cylinder 1 Identical, the lateral wall of filter chamber 7 is connected with one end of the second connecting tube 10, and the other end of the second connecting tube 10 is connected with the second pressure The outlet side of the inlet end of power pump 11, second pressure pump 11 is connected with dust deposited case 13 by dust flue 12, cleans and is equipped with inside chamber 8 Pulse disc 14, pulse disc 14 include pulse circle 15, and the cross section of pulse circle 15 is identical as the cross section of support ring 9, pulse circle 15 Inner sidewall be connected with several pulse tubes 16, several pulse tubes 16 centered on the center of circle of pulse circle 15, central symmetry distribution, arteries and veins Punching circle 15 is connected by third connecting tube 17 with the outlet side for the air compressor 18 being set to outside cylinder 1, air compressor 18 Inlet end be connected with pulse valve 20 by air compressed pipe 19.

Air inlet pipe 2 is equipped with the first valve 21, and the second connecting tube 10 is equipped with the second valve 22, when being dusted filtering, opens First valve 21 closes the second valve 22, increases the negative pressure inside cylinder 1；When carrying out the cleaning of filter cloth 6, the first valve 21 is closed, The second valve 22 is opened, can prevent the dust collected from backing into air again.The inner sidewall of filter chamber 7 is equipped with the first limited block 23, the inner sidewall of cleaning chamber 8 is equipped with the second limited block 24, and the lower section of the second limited block 24 is equipped with third limited block 25, the first limit The quantity of position block 23, the second limited block 24 and third limited block 25 is two, and two the first limited blocks 23 are with the axis of cylinder 1 Line for symmetry axis be symmetrical arranged, the lower surface of the first limited block 23 is connected with the top of support ring 9, two the second limited blocks 24 with The central axes of cylinder 1 are symmetrical arranged for symmetry axis, and the upper surface of the second limited block 24 is connected with the bottom of support ring 9, and two the Three limited blocks 25 are symmetrical arranged by symmetry axis of the central axes of cylinder 1, the upper surface of third limited block 25 and the bottom of pulse circle 15 Portion is connected.Support ring 9 can be sticked in the inner sidewall of cylinder 1 by the first limited block 23 and the second limited block 24, when dusty gas exists It is moved downward under the action of first pressure pump 3 or pulse tube 16 spray to the bottom of filter cloth 6 when rushing, so that the position of filter cloth 6 Fixation is set, is not influenced by wind-force.The quantity of pulse tube 16 is eight, and pulse tube 16 and pulse circle 15 are in same plane.Arteries and veins The top of washing pipe 16 is equipped with several spray orifices 26, and the dust on filter cloth 6 is sufficiently sprayed and rushes and it is made to fall off.

The usage mode of the utility model are as follows: the first valve 21 to be opened, the second valve 22 is closed, starting first pressure pumps 3, Enter dusty gas in filter chamber 7 by air inlet pipe 2, enters in cleaning chamber 8 after the filtering of filter cloth 6, connect by first Adapter tube 4, exhaust pipe 5 finally enter in air.Occur during the period appropriate, which carries out cleaning to filter cloth 6, prevents dedusting stifled Plug closes the first valve 21 and first pressure pump 3, opens air compressor 18 and pulse valve 20, high-voltage pulse gas pass through spray The lower surface for being flushed to filter cloth 6 is sprayed in hole 26, by the dust spray punching of 6 upper surface of filter cloth to disengaging, and is filled when the inside of filter chamber 7, The second valve 22 and second pressure pump 11 are opened, the gas with high concentrate dust is passed through into the second connecting tube 10 and dust flue 12 collect into dust deposited case 13.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical Within novel protection scope.

Claims (5)

1. a kind of anti-blocking dust-collecting filter, which is characterized in that including cylinder, be connected with air inlet pipe at the top of the cylinder, institute It states and is equipped with first pressure pump below cylinder, the inlet end of the first pressure pump passes through the bottom of the first connecting tube and the cylinder It is connected, the outlet side of the first pressure pump is connected with exhaust pipe, and the inside of the cylinder is equipped with filter cloth, and the filter cloth will be described Inner barrel is divided into filter chamber and cleaning chamber, and the periphery of the filter cloth is embedded in the inner sidewall of support ring, the support ring it is outer Diameter is identical as the internal diameter of the cylinder, and the lateral wall of the filter chamber is connected with one end of the second connecting tube, second connection The other end of pipe is connected with the inlet end of second pressure pump, and the outlet side of the second pressure pump is connected with dust accumulation by dust flue Case, the intracavitary portion of cleaning are equipped with pulse disc, and the pulse disc includes pulse circle, the cross section of the pulse circle and the support The cross section of ring is identical, and the inner sidewall of the pulse circle is connected with several pulse tubes, and several pulse tubes are with the pulse circle The center of circle centered on, central symmetry distribution, the pulse circle by third connecting tube be set to the cylinder outside air pressure The outlet side of contracting machine is connected, and the inlet end of the air compressor is connected by air compressed pipe with pulse valve.

2. a kind of anti-blocking dust-collecting filter according to claim 1, which is characterized in that the air inlet pipe is equipped with first Valve, second connecting tube are equipped with the second valve.

3. a kind of anti-blocking dust-collecting filter according to claim 1, which is characterized in that the inner sidewall of the filter chamber Equipped with the first limited block, the inner sidewall of the cleaning chamber is equipped with the second limited block, and the lower section of second limited block is equipped with third Limited block, the quantity of first limited block, second limited block and the third limited block are two, two described One limited block is symmetrical arranged by symmetry axis of the central axes of the cylinder, the lower surface of first limited block and the support ring Top be connected, two second limited blocks using the central axes of the cylinder as symmetry axis be symmetrical arranged, it is described second limit The upper surface of block is connected with the bottom of the support ring, and two third limited blocks are using the central axes of the cylinder as symmetry axis It is symmetrical arranged, the upper surface of the third limited block is connected with the bottom of the pulse circle.

4. a kind of anti-blocking dust-collecting filter according to claim 1, which is characterized in that the quantity of the pulse tube is Eight, the pulse tube and the pulse circle are in same plane.

5. a kind of anti-blocking dust-collecting filter according to claim 1, which is characterized in that set at the top of the pulse tube There are several spray orifices.