CN213132346U

CN213132346U - Flue gas recovery and filtration device for furnace

Info

Publication number: CN213132346U
Application number: CN202021791549.4U
Authority: CN
Inventors: 李海涛; 程鹏; 顾向兵; 张海强; 纪秀阳
Original assignee: Shandong Qingbo Ecological Material Integration Utilization Co ltd
Current assignee: Shandong Qingbo Ecological Material Integration Utilization Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-07
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a filter equipment is retrieved to flue gas for stove kiln, including filtering outer box, it is fixed with the outlet duct to filter outer box upper end, and filters the outer wall of outer box and be fixed with the intake pipe to the lower extreme of filtering outer box is fixed with the hopper of back taper, the inside of filtering outer box is equipped with a plurality of dead lever, and filters the inboard top of outer box and be fixed with the fixed pipe of filter bag to the outside cover of filtering the fixed pipe of filter bag is equipped with the filter bag, the lower extreme of hopper is provided with the support column of symmetry form, the outside cover of dead lever is equipped with a plurality of buffer board, and the through-hole has been seted up to the outside of buffer board. This filter equipment is retrieved to flue gas for stove is inside to be equipped with buffer structure, can the gaseous flow rate of greatly reduced, avoids the interior filter bag of filter equipment to receive great impact, improves the life who crosses the filter bag.

Description

Flue gas recovery and filtration device for furnace

Technical Field

The utility model relates to a kiln equipment technical field specifically is a flue gas recovery filter equipment for kiln.

Background

The kiln is a kind of kiln, and is classified into a kiln for ceramics, a cement kiln, a glass kiln, an enamel kiln, etc. according to the kind of the calcined material. The former can be divided into a continuous kiln (tunnel kiln), a semi-continuous kiln and an intermittent kiln according to the operation method. According to the heat source, the method can be divided into a flame kiln and an electric heating kiln.

The existing furnace kiln can generate a mixture of gas and smoke dust in the using process, the generated smoke is filtered by the filtering equipment, and the general filtering equipment easily causes larger impact on the filtering bag due to the faster flowing speed of the gas in the using process, so that the meshes of the filtering bag are enlarged, and the filtering effect is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter equipment is retrieved to flue gas for stove to solve the filtration equipment that provides in the background art at the in-process that uses, because gaseous flow velocity ratio is very fast, cause great impact to crossing the bag easily, make the mesh grow of crossing the bag, reduce the problem of filter effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a filter equipment is retrieved to flue gas for stove, is including filtering outer box, filter outer box upper end and be fixed with the outlet duct, and filter outer box's outer wall and be fixed with the intake pipe to the lower extreme of filtering outer box is fixed with the hopper of back taper, the inside of filtering outer box is equipped with a plurality of dead lever, and filters the inboard top of outer box and be fixed with and cross the fixed pipe of filter bag to the outside cover of crossing the fixed pipe of filter bag is equipped with the filter bag, the lower extreme of hopper is provided with the support column of symmetry form, the outside cover of dead lever is equipped with a plurality of buffer board, and has seted up the through-hole.

Preferably, the outer wall of the outer filtering box body is provided with a through hole, and a sealing plate is arranged in the through hole in the outer wall of the outer filtering box body.

Preferably, the number of the fixing rods is at least 4, and the fixing rods are symmetrically distributed on the buffer plate.

Preferably, the buffer plate is at least provided with 5, the outer part of the buffer plate is bent, and the buffer plate corresponds to the air inlet pipe.

Preferably, the outside cover of crossing the filter bag is equipped with the retainer plate, and crosses and set up the annular recess corresponding with the retainer plate position on the filter bag fixed tube.

Preferably, the lower end of the filter bag fixing pipe is provided with a filter bag supporting net, and the filter bag supporting net is arranged in the filter bag.

Compared with the prior art, the beneficial effects of the utility model are that: this filter equipment is retrieved to flue gas for stove is inside to be equipped with buffer structure, can the gaseous flow rate of greatly reduced, avoids the interior filter bag of filter equipment to receive great impact, improves the life who crosses the filter bag. The through-hole that the device's shrouding can filter outer box outer wall is plugged up, and convenience of customers changes the buffer board and the filter bag of filtering outer box internal portion like this, and the buffer board outside is for buckling the form in addition, cushions the leading-in gas of intake pipe through the buffer board, avoids the leading-in gas of intake pipe to produce the impact to crossing the filter bag, crosses the filter bag fixed tube outer lane and is equipped with the retainer plate, can fix the position of crossing the filter bag through the retainer plate, avoids crossing the filter bag and breaks away from crossing the filter bag fixed tube.

Drawings

FIG. 1 is a schematic structural view of a flue gas recovery and filtration device for a furnace or kiln of the present invention;

FIG. 2 is an enlarged schematic view of the flue gas recovery and filtration device for a furnace or kiln at A in FIG. 1;

fig. 3 is a side view of the buffer board of the flue gas recovery and filtration device for the furnace.

In the figure: 1. outlet duct, 2, filter outer box, 3, shrouding, 4, dead lever, 5, buffer board, 6, hopper, 7, support column, 8, retainer plate, 9, filter bag, 10, intake pipe, 11, filter bag fixed tube, 12, filter bag supporting network.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a flue gas recovery and filtration device for a kiln comprises an outer filtration box 2, an outlet pipe 1 is fixed at the upper end of the outer filtration box 2, an inlet pipe 10 is fixed on the outer wall of the outer filtration box 2, an inverted cone-shaped hopper 6 is fixed at the lower end of the outer filtration box 2, the outer wall of the outer filtration box 2 is provided with a through hole, a sealing plate 3 is arranged in the through hole of the outer wall of the outer filtration box 2, the through hole of the outer wall of the outer filtration box 2 of the structure plays a role of accommodating the sealing plate 3, the through hole of the outer wall of the outer filtration box 2 is plugged through the sealing plate 3, thus a user can carry out maintenance work on a buffer plate 5 and a filtration bag 9 through the through hole of the outer wall of the outer filtration box 2, a plurality of fixing rods 4 are arranged inside the outer filtration box 2, a filtration bag fixing pipe 11 is fixed at the top of the, at least 4 fixing rods 4 are arranged, the fixing rods 4 are symmetrically distributed on the buffer plate 5, the fixing rods 4 of the structure play a role in fixing the position of the buffer plate 5, which is positioned at the air inlet pipe 10, corresponds to the position of the buffer plate, a fixing ring 8 is sleeved outside the filter bag 9, an annular groove corresponding to the position of the fixing ring 8 is formed in the filter bag fixing pipe 11, the fixing ring 8 outside the filter bag 9 of the structure can be clamped in the groove in the outer wall of the filter bag fixing pipe 11, the position of the filter bag 9 is fixed, the filter bag 9 is prevented from being separated from the filter bag fixing pipe 11, a filter bag supporting net 12 is arranged at the lower end of the filter bag fixing pipe 11, the filter bag supporting net 12 is arranged in the filter bag 9, the filter bag supporting net 12 at the lower end of the filter bag fixing pipe 11 of the structure can, improve the filter effect who crosses filter bag 9, the lower extreme of hopper 6 is provided with support column 7 of symmetry form, the outside cover of dead lever 4 is equipped with a plurality of buffer board 5, and seted up the through-hole on the buffer board 5, buffer board 5 is equipped with 5 at least, and the outside of buffer board 5 is the form of buckling, and the position of buffer board 5 and intake pipe 10, the buffer board 5 of this structure is the form of buckling, can cushion the leading-in air of intake pipe 10, reduce the velocity of flow of the leading-in air of intake pipe 10.

The working principle is as follows: when using this flue gas recovery filter equipment for stove kiln, at first set up the support column 7 of the device in suitable place, then open shrouding 3, establish buffer plate 5 cover on dead lever 4, later establish filter bag 9 cover on filter bag fixed tube 11 again, make filter bag 11 lower extreme filter bag supporting network 12 can be with crossing filter bag 9 inside support, later will cross filter bag 9 through retainer plate 8 again and fix on filter bag fixed tube 11, later at the in-process that uses, lead-in to the outer box 2 of filtration in with the air through intake pipe 10, cushion gas through buffer plate 5, then gas enters into in outlet duct 1 through crossing filter bag 9, lead out gas through outlet duct 1, and the dust can stay in hopper 6, thereby accomplish a series of work.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a flue gas recovery filter equipment for stove, includes outer box (2) of filtration, its characterized in that: filter outer box (2) upper end and be fixed with outlet duct (1), and filter the outer wall of outer box (2) and be fixed with intake pipe (10) to the lower extreme of filtering outer box (2) is fixed with hopper (6) of back taper, the inside of filtering outer box (2) is equipped with a plurality of dead lever (4), and the inboard top of filtering outer box (2) is fixed with and crosses fixed pipe (11) of filter bag, and the outside cover of crossing fixed pipe (11) of filter bag is equipped with and crosses filter bag (9), the lower extreme of hopper (6) is provided with support column (7) of symmetry form, the outside cover of dead lever (4) is equipped with a plurality of buffer board (5), and has seted up the through-hole on buffer board (5).

2. The flue gas recovery and filtration device for the furnace kiln as claimed in claim 1, wherein: the outer wall of the outer filtering box body (2) is provided with a through hole, and a sealing plate (3) is arranged in the through hole in the outer wall of the outer filtering box body (2).

3. The flue gas recovery and filtration device for the furnace kiln as claimed in claim 1, wherein: the number of the fixing rods (4) is at least 4, and the fixing rods (4) are symmetrically distributed on the buffer plate (5).

4. The flue gas recovery and filtration device for the furnace kiln as claimed in claim 1, wherein: buffer board (5) are equipped with 5 at least, and the outside of buffer board (5) is the form of buckling to the buffer board (5) corresponds with the position of intake pipe (10).

5. The flue gas recovery and filtration device for the furnace kiln as claimed in claim 1, wherein: the outside cover of crossing filter bag (9) is equipped with retainer plate (8), and crosses and set up the annular recess corresponding with retainer plate (8) position on filter bag fixed tube (11).

6. The flue gas recovery and filtration device for the furnace kiln as claimed in claim 1, wherein: the lower end of the filter bag fixing pipe (11) is provided with a filter bag supporting net (12), and the filter bag supporting net (12) is arranged in the filter bag (9).