CN201093676Y

CN201093676Y - Dust removal cap and dust removing device containing the same

Info

Publication number: CN201093676Y
Application number: CNU2007200466702U
Authority: CN
Inventors: 陈国剑
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-13
Filing date: 2007-09-13
Publication date: 2008-07-30
Anticipated expiration: 2017-09-13

Abstract

The utility model belongs to the field of dust removal, in particular relates to a dust removal cap and a dust removal device containing the dust removal cap which comprises a cap body (10) and a grizzly screen or gird type air inlet passage (11) arranged on the cap body (10), wherein, the dust removal device containing the dust removal cap is provided with fasteners (40) preventing the dust removal cap from slipping off a rotary axis (21) at the air inlet end of the dust removal cap, and the air outlet end of the dust removal cap is provided with a carriage (30) preventing the fiction between the dust removal cap and the outer end face of a working chamber of an exhaust fan (20). The dust removal device containing the dust removal cap has the advantages of simple construction structure, low cost and high dust removal efficiency.

Description

A kind of dedusting cap and contain the dust arrester of this dedusting cap

Technical field

The utility model belongs to the dedusting field, is specifically related to a kind of dedusting cap and contains the dust arrester of this dedusting cap.

Background technology

In general, existing air draft pipeline is not provided with dust removal device at its air inlet place, thereby cause when exhaust blower is worked, a large amount of fine dust and paper scrap are inhaled in the air draft pipeline, and enter the exhaust blower operating room by the air draft pipeline, and then cause the exhaust blower power consumption to strengthen, and the blast fan damage, serious even cause accident such as exhaust blower damage.

Summary of the invention

A purpose of the present utility model provides the dedusting cap that a kind of effective blocking-up dust and paper scrap enter the air draft pipeline.

For achieving the above object, the utility model has adopted following technical scheme: a kind of dedusting cap, it comprises cap body and the grid-like or latticed air intake passage that is arranged on the cap body.

Can get by technique scheme, after the air inlet place at the air draft pipeline is provided with the dedusting cap, because the barrier effect of cap body, make the dust or the paper scrap of larger particles can't enter the exhaust blower operating room, comparatively Jie Jing air then enters the air draft pipeline through the air intake passage on the cap body, and then is discharged from the exhaust blower operating room.

Hence one can see that, use this dedusting cap after, can make the dust and the paper scrap that enter exhaust blower significantly reduce, thereby protect the operate as normal of exhaust blower, and this dedusting cap simple structure, cost low, be convenient to processing and efficiency of dust collection height.

Another purpose of the present utility model provides a kind of dust arrester that comprises above-mentioned dedusting cap.

For achieving the above object, the utility model has adopted following technical scheme: a kind of dust arrester that contains above-mentioned dedusting cap, and described dedusting cap is arranged on the turning cylinder, and the air intake of dedusting cap is provided with the securing member that prevents the landing from the turning cylinder of dedusting cap.

From the above; after the air intake of dedusting cap is provided with securing member; can be so that the dedusting cap more be securely fixed on the turning cylinder, reduced the dedusting cap because of vibration or other reasons from the turning cylinder landing may, thereby protect the operate as normal of exhaust blower better.

Summary of drawings

Fig. 1 is the structural representation of the utility model cap body;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the A-A profile of Fig. 2;

Fig. 4 is the structural representation of bracing frame;

Fig. 5 is the B-B profile of Fig. 4;

Fig. 6 is a course of work schematic diagram of the present utility model.

The specific embodiment

As shown in Figure 1, 2, 3, a kind of dedusting cap, it comprises cap body 10 and the grid-like or latticed air intake passage 11 that is arranged on the cap body 10.

Cap body 10 can have multiple shape, comprise regular shape and irregularly shaped, as long as the area coverage of cap body 10 is enough big, make the gas contain dust or paper scrap can't walk around cap body 10 and enter the exhaust blower pipeline and get final product that the size of air intake passage 11 should be enough to then stop that bigger dust or paper scrap pass through.

As preferred version of the present utility model, described cap body 10 is a revolving body, and air intake passage 11 is evenly distributed on the cap body 10.

Cap body 10 then is convenient to moulding and manufacturing for revolving body, comparatively clean gas after air intake passage 11 is evenly distributed in and then is convenient on the cap body 10 filter enters the air draft pipeline of back from all directions of air intake, air intake passage 11 can be set to multiple shape, as circular hole, square hole shape, strip etc.

As further preferred version of the present utility model, described cap body 10 is frustum, cap body 10 is provided with the grid 13 that the interval shape is arranged along its conical surface, constitute air intake passage 11 between the grid 13, the outlet air end of described dedusting cap is provided with flange 14, flange 14 protrudes the outer rim at outlet air end in the form of a ring, as shown in Figure 1, 2, 3.

Cap body 10 is frustum then can make used material less reaching under the condition of equal dust removing effects, the grid 13 of arranging along the interval shape of the conical surface setting of cap body 10 both can form equally distributed air intake passage 11, help the moulding and the manufacturing of dedusting cap again, further, the grid 13 that the interval shape is arranged also can be set, to increase the ventilation of cap body 10 on the table top of frustum cap body 10.Flange 14 links together the outlet air end of grid 13, has greatly strengthened the overall construction intensity of dedusting cap, still is a process structure simultaneously, is convenient to connect with miscellaneous part.

As shown in Figure 1, 2, 3, described cap body 10 is provided with the rib 16 that connects each grid 13.Each grid 13 forms as a whole by rib 16, strengthened the structural strength of cap body 10 thus significantly, and has prolonged the service life of dedusting cap significantly.

Rib 16 can have multiple implementation, is looped around the inside or the outside of grid 13 as it, and a plurality of intersections or parallel rib 16 structural strength with further enhancing cap body 10 also can be set.After being provided with rib 16, because of the overall construction intensity increasing of cap body 10, thus the thickness and the width of grid can be reduced, to make lighter cap body 10 and littler air intake passage 11, thereby obtain higher efficiency of dust collection, the power consumption of exhaust blower is reduced.

As preferred version of the present utility model, described rib 16 is arranged on the middle part of cap body 10, its in the form of a ring and its circumferentia perpendicular to the axis of cap body 10, rib 16 is on the same surface of revolution with each grid 13.

The rib 16 of She Zhiing can obtain higher structural strength under the situation that less rib 16 is set in the above described manner, has further saved materials, has reduced cost.

As preferred version of the present utility model, the air intake of described cap body 10 is provided with and is used for turning cylinder 21 co-axially fixed holes 12.

The dedusting cap can be arranged on the turning cylinder 21 by hole 12, when turning cylinder 21 rotates, cap body 10 is with its common rotation, thereby around cap body 10, form the vortex air-flow, because action of centrifugal force, the dust or the paper scrap that enter this vortex air-flow will therefrom be separated, and the clean gas after the separation then enters the air draft pipeline by air intake passage 11, has improved efficiency of dust collection thus.

In order to use the dedusting cap better, the utility model also provides a kind of dust arrester that contains above-mentioned dedusting cap, described dedusting cap is arranged on the turning cylinder 21, and the air intake of dedusting cap is provided with the securing member 40 that prevents the landing from the turning cylinder 21 of dedusting cap, as shown in Figure 6.

The setting of securing member 40 can make the dedusting cap more be securely fixed on the turning cylinder 21, has reduced the possibility of dedusting cap landing, the service time that has increased the dedusting cap.

As preferred version of the present utility model, the outlet air end of described dedusting cap is provided with coaxial fixing and inlay the bracing frame 30 that cooperates with it, and described bracing frame 30 is provided with the air vent 36 that connects support body along the air intake direction.

When using the dedusting cap separately, because mounting process, other condition effect such as quality of fit and maloperation, might cause between the outer face of dedusting cap and exhaust blower 20 operating rooms and rub, thereby be unfavorable for air draft and dedusting, with the bracing frame 30 coaxial outlet air ends that are fixedly installed on the dedusting cap, can prevent the generation of above-mentioned situation effectively, guaranteed the whole system operation effect, the air vent 36 that connects support body is set on the air intake direction of bracing frame 30, then can make clean gas waltz through bracing frame 30, and finally be discharged from the air draft pipeline by air intake passage 11.

As the utility model preferred version further, described bracing frame 30 comprises interior ring 31 that matches with turning cylinder 21 and the outer shroud 32 that matches with the outlet air end of dedusting cap, the radial outside of outer shroud 32 is provided with flange 33, the internal diameter of the external diameter of flange 33 and dedusting cap outlet air end matches, flange 33 places are provided with recess 34, the outlet air end of dedusting cap is provided with the protuberance 15 that recess 34 therewith matches, interior ring 31 is connected by auxilliary muscle 35 with outer shroud 32, constitute air vent 36 between the auxilliary muscle 35, one end of interior ring 31 air-out directions protrudes in the outside of outer shroud 32, as Fig. 4, shown in 5.

The version of ring 31 and outer shroud 32 both can guarantee the intensity of support body effectively in bracing frame 30 was divided into, and had saved material again, had reduced cost.Realize inlaying cooperating with the protuberance 15 of dedusting cap outlet air end by the recess on the flange 33 34, simple in structure and functional strong, be a kind of preferable fit system.

As preferred version of the present utility model, described bracing frame 30, dedusting cap and securing member 40 are coaxial successively fixing along the extending direction of the turning cylinder 21 that stretches out exhaust blower 20 operating rooms, be provided with the gap between the outer face of the support body of bracing frame 30 and exhaust blower 20 operating rooms, as shown in Figure 6.

The combinations thereof mode can make bracing frame 30, dedusting cap and securing member 40 form a complete dust pelletizing system at turning cylinder 21, both can guarantee that the dedusting cap was connected with the tight of turning cylinder 21, can prevent from again to rub between the outer face of dedusting cap and exhaust blower 20 operating rooms, also guarantee dust removing effects preferably.

As shown in Figure 6, must enter dust cleaning case from the bottom pipeline by filtered gas, the coaxial rotation under the drive of the turning cylinder 21 of exhaust blower 20 of bracing frame 30, dedusting cap and securing member 40, the outside of cap body 10 forms the vortex air-flow, foreign material such as bigger dust and paper scrap are separated in this air-flow, clean gas enters in the dedusting cap area surrounded by the air intake passage on the cap body 10 11, and and then enter by the air vent on the bracing frame 30 36 in the operating room of exhaust blower 20, finally be discharged from outside the operating room.

Claims

1. dedusting cap is characterized in that: it comprises cap body (10) and is arranged on grid-like or latticed air intake passage (11) on the cap body (10).

2. dedusting cap according to claim 1 is characterized in that: described cap body (10) is a revolving body, and air intake passage (11) is evenly distributed on the cap body (10).

3. dedusting cap according to claim 2, it is characterized in that: described cap body (10) is frustum, cap body (10) is provided with the grid (13) that the interval shape is arranged along its conical surface, constitute air intake passage (11) between the grid (13), the outlet air end of described dedusting cap is provided with flange (14), and flange (14) protrudes the outer rim at outlet air end in the form of a ring.

4. dedusting cap according to claim 3 is characterized in that: described cap body (10) is provided with the rib (16) that connects each grid (13).

5. dedusting cap according to claim 4 is characterized in that: described rib (16) is arranged on the middle part of cap body (10), its in the form of a ring and its circumferentia perpendicular to the axis of cap body (10), rib (16) is on the same surface of revolution with each grid (13).

6. according to each described dedusting cap of claim 1～5, it is characterized in that: the air intake of described cap body (10) is provided with and is used for the co-axially fixed hole of same turning cylinder (21) (12).

7. dust arrester that contains dedusting cap as claimed in claim 1, it is characterized in that: described dedusting cap is arranged on the turning cylinder (21), and the air intake of dedusting cap is provided with and prevents that the dedusting cap from going up the securing member (40) of landing from turning cylinder (21).

8. dust arrester according to claim 7, it is characterized in that: the outlet air end of described dedusting cap is provided with coaxial fixing and inlay the bracing frame (30) that cooperates with it, and described bracing frame (30) is provided with the air vent (36) that connects support body along the air intake direction.

9. dust arrester according to claim 8, it is characterized in that: described bracing frame (30) comprises interior ring (31) that matches with turning cylinder (21) and the outer shroud (32) that matches with the outlet air end of dedusting cap, the radial outside of outer shroud (32) is provided with flange (33), the internal diameter of the external diameter of flange (33) and dedusting cap outlet air end matches, flange (33) locates to be provided with recess (34), the outlet air end of dedusting cap is provided with the protuberance (15) that recess (34) therewith matches, interior ring (31) is connected by auxilliary muscle (35) with outer shroud (32), constitute air vent (36) between the auxilliary muscle (35), an end of interior ring (31) air-out direction protrudes the outside in outer shroud (32).

10. dust arrester according to claim 8, it is characterized in that: described bracing frame (30), dedusting cap and securing member (40) are coaxial successively fixing along the extending direction of the turning cylinder (21) that stretches out exhaust blower (20) operating room, are provided with the gap between the outer face of the support body of bracing frame (30) and exhaust blower (20) operating room.