CN215506201U

CN215506201U - Stainless steel heat treatment waste gas recovery device

Info

Publication number: CN215506201U
Application number: CN202122146005.3U
Authority: CN
Inventors: 向花红; 周乐军; 周诚岩; 王新程
Original assignee: Shifang Xingong Metal Materials Co ltd
Current assignee: Shifang Xingong Metal Materials Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-14
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a stainless steel heat treatment waste gas recovery device, and relates to the technical field of waste gas recovery equipment. The atomizing and dust collecting device comprises a dust removing box, wherein an air inlet is formed in the dust removing box, an atomizing spray head communicated with an external water source is installed in the dust removing box, an air outlet is formed in the dust removing box, a drain pipe is installed on the dust removing box, a filtering piece communicated with the air outlet is installed on the dust removing box and positioned at the air outlet, an air suction fan communicated with the dust removing box is installed at one end, away from the dust removing box, of the filtering piece, and the other end of the air suction fan is communicated with an external gas collecting tank. The utility model avoids the dust generated by decomposing fluoride or chloride from adhering to the inner wall of the pipeline when the waste gas generated by the heat treatment of the stainless steel is recovered, thereby avoiding the condition that the pipeline is blocked due to long-term use, and improving the waste gas recovery efficiency, thereby improving the practicability of the waste gas recovery device and being beneficial to the popularization and the use of equipment.

Description

Stainless steel heat treatment waste gas recovery device

Technical Field

The utility model relates to the technical field of waste gas recovery equipment, in particular to a stainless steel heat treatment waste gas recovery device.

Background

At present, the gas chemical heat treatment is widely applied to stainless steel surface treatment due to small pollution and uniform surface hardening, the existing gas chemical heat treatment method is generally a fluoride or chloride corrosion method, chloride or fluoride is placed in a furnace and heated to be decomposed, the passive film on the surface of the stainless steel can be removed by hydrogen chloride or hydrogen fluoride generated after decomposition, and then carburizing or nitriding treatment is directly performed in the furnace, however, when waste gas is recovered, dust generated by decomposition of the fluoride or the chloride is easy to adhere to the inner wall of a pipeline, so that the pipeline is blocked after long-term use, the waste gas recovery efficiency is reduced, and the practicability of a waste gas recovery device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems in the background art, the utility model provides a stainless steel heat treatment waste gas recovery device.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a stainless steel thermal treatment waste gas recovery device, includes the dust removal case, be provided with the air inlet on the dust removal case, install the atomizer that is linked together with external water source in the dust removal incasement, the gas outlet has been seted up on the dust removal case, install the drain pipe on the dust removal case, just be located on the dust removal case the gas outlet position is installed rather than the filtration piece that is linked together, it keeps away from to filter the piece the suction fan rather than being linked together is installed to the one end of dust removal case, the other end and the external gas collection jar of suction fan are linked together.

Further, the filter piece comprises a filter shell and a filter plate inserted in the filter shell.

Furthermore, install in the filter shell and act on the impeller of filter, install on the filter shell and act on the locating part of filter.

Further, the pushing piece is an abutting spring.

Furthermore, the locating part is including articulating filter shell is last and be located the gag lever post of filter one side, filter shell is last and be located the filter opposite side has set firmly the stopper.

Further, still including bearing the frame, filter the shell dust removal case with the suction fan all install in bear on the frame.

Further, install storage water tank and water pump on bearing the frame, the end of intaking of water pump with the storage water tank is linked together, the play water end of water pump with the atomizer is linked together, just the drain pipe with the storage water tank is linked together.

Further, a drain pipe is installed on the water storage tank, and a valve body is installed on the drain pipe.

The utility model has the following beneficial effects: the utility model is provided with the dust removal box, the atomizing nozzle, the filtering piece and the suction fan, when the waste gas generated by the stainless steel heat treatment is recovered, the exhaust pipe of the stainless steel heat treatment equipment is connected with the air inlet of the dust removal box, the waste gas generated by the stainless steel heat treatment enters the dust removal box, the external water source switch is opened, the atomizing nozzle sprays water into the dust removal box, the spraying and dust removal effect of the waste gas entering the dust removal box is realized, at the moment, the suction fan absorbs the waste gas in the dust removal box outwards, at the moment, the waste gas passes through the filtering piece, the filtering piece filters the waste gas, the waste gas entering the pipeline is cleaner, the dust generated by the decomposition of fluoride or chloride is prevented from being adhered to the inner wall of the pipeline when the waste gas generated by the stainless steel heat treatment is recovered, the condition that the pipeline is blocked due to long-term use is avoided, and the waste gas recovery efficiency is improved, therefore, the practicability of the waste gas recovery device is improved, and the popularization and the use of equipment are facilitated.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken in the direction A-A of FIG. 2 of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a cross-sectional view taken in the direction B-B of FIG. 4 in accordance with the present invention;

FIG. 6 is an exploded view of a portion of the structure of the present invention;

reference numerals: 1. a dust removal box; 2. an air inlet; 3. an atomizing spray head; 4. an air outlet; 5. a filter member; 501. a filter shell; 502. a filter plate; 6. an air suction fan; 7. a drain pipe; 8. a carrier; 9. a pusher member; 10. a limiting member; 1001. a limiting rod; 1002. a limiting block; 11. a water storage tank; 12. and (4) a water pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, a stainless steel heat treatment waste gas recovery device according to an embodiment of the present invention includes a dust removing box 1, an air inlet 2 is disposed on the dust removing box 1, an atomizing nozzle 3 communicated with an external water source is installed in the dust removing box 1, an air outlet 4 is disposed on the dust removing box 1, a drain pipe 7 is installed on the dust removing box 1, a filter member 5 communicated with the air outlet 4 is installed on the dust removing box 1, an air suction fan 6 communicated with the filter member 5 is installed at one end of the filter member 5 away from the dust removing box 1, the other end of the air suction fan 6 is communicated with an external air collecting tank, when recovering waste gas generated by stainless steel heat treatment, an exhaust pipe of a stainless steel heat treatment apparatus is connected with the air inlet 2 of the dust removing box 1, so that the waste gas generated by stainless steel heat treatment enters the dust removing box 1, an external water source switch is opened, and the atomizing nozzle 3 sprays water into the dust removing box 1, the realization sprays the effect of dust removal to the waste gas that gets into in the dust removal case 1, this moment the waste gas of induced-draft fan 6 in with the dust removal case 1 outwards inhales from gas outlet 4, this moment, waste gas is through filtering piece 5, filter piece 5 and filter waste gas, make the waste gas that gets into in the pipeline cleaner, avoided when the waste gas to stainless steel thermal treatment production retrieves, the dust adhesion that fluoride or chloride decompose the production is at the pipeline inner wall, thereby avoided long-term use can lead to the fact the condition of jam to the pipeline, thereby waste gas recovery efficiency has been improved, therefore waste gas recovery device's practicality has been improved, be favorable to the popularization and the use of equipment.

As shown in fig. 3, 5 and 6, in some embodiments, the filter member 5 includes a filter housing 501 and a filter plate 502 inserted into the filter housing 501, and in this embodiment, the filter member 5 is configured to include the filter housing 501 and the filter plate 502, and the filter plate 502 is inserted into the filter housing 501, so that the filter plate 502 is easily detached, and thus the filter plate 502 is easily replaced.

As shown in fig. 5 and 6, in some embodiments, a pushing member 9 acting on the filter plate 502 is installed in the filter housing 501, and a limiting member 10 acting on the filter plate 502 is installed on the filter housing 501, in this embodiment, when the filter plate 502 is replaced, the limiting member 10 is removed from limiting the filter plate 502, and at this time, the pushing member 9 pushes the filter plate 502 outwards from the filter housing 501, thereby facilitating the replacement of the filter plate 502 by a worker.

As shown in fig. 5, in some embodiments, the pushing member 9 is an abutting spring, wherein, in this embodiment, a groove is formed in the filtering shell 501, the abutting spring is located in the groove, one end of the abutting spring is fixedly connected to the filtering shell 501, and the other end of the abutting spring abuts against the filtering plate 502, which is to be described: when the filter plate 502 is inserted into the filter shell 501, the abutting spring deforms, and is hidden in the groove of the filter shell 501, and when the limiting piece 10 is cancelled to limit the filter plate 502, the abutting spring returns to a natural state, and the filter plate 502 is pushed out from the filter shell 501.

As shown in fig. 1, 5 and 6, in some embodiments, the limiting member 10 includes a limiting rod 1001 hinged to the filter housing 501 and located on one side of the filter plate 502, and a limiting block 1002 is fixedly located on the filter housing 501 and located on the other side of the filter plate 502, where: gag lever post 1001 laminates mutually with filtering shell 501, and be constructed with the draw-in groove on the stopper 1002, when the free end of gag lever post 1001 is located the draw-in groove of stopper 1002, it and stopper 1002 joint mutually, when using, insert filter 502 and locate in filtering shell 501, rotate gag lever post 1001 this moment, make its free end be located the draw-in groove of stopper 1002, gag lever post 1001 contradicts filtering shell 501's interior filter 502 this moment, the realization is spacing to filter 502, when changing filter 502, rotate gag lever post 1001, make it keep away from filter 502, this moment, can cancel spacing to filter 502, high durability and convenient use.

As shown in fig. 1, in some embodiments, the dust removal box further comprises a bearing frame 8, and the filter shell 501, the dust removal box 1 and the suction fan 6 are all mounted on the bearing frame 8, in this embodiment, the filter shell 501, the dust removal box 1 and the suction fan 6 are conveniently mounted and placed in order through the design of the bearing frame 8, so that the device is tidier.

As shown in fig. 2, 3, 5 and 6, in some embodiments, a water storage tank 11 and a water pump 12 are installed on a bearing frame 8, a water inlet end of the water pump 12 is communicated with the water storage tank 11, a water outlet end of the water pump 12 is communicated with the atomizer 3 through a pipeline, and a water discharge pipe 7 is communicated with the water storage tank 11, in this embodiment, through the design of the water storage tank 11 and the water pump 12, the water supply of the atomizer 3 in the dust removal tank 1 is realized, the connection with an external water source is not required, through the design of the water discharge pipe 7 being communicated with the water storage tank 11, the water in the dust removal tank 1 flows back into the water storage tank 11, thereby realizing the effect of recycling the water source in the water storage tank 11, and being beneficial to the development requirement of saving water resources, preferably, a cover plate for plugging the top opening of the water storage tank 11 can be hinged on the water storage tank 11, so as to prevent some sundries from falling into the water storage tank 11, thereby causing a situation in which the water outlet of the storage tank 11 is blocked.

As shown in fig. 4, in some embodiments, a drainage pipe is installed on the water storage tank 11, a valve body is installed on the drainage pipe, and what needs to be described is: when not changing the water source in the storage water tank 11, the valve body is the closure state, in this embodiment, through the design of blow off pipe and valve body, in to storage water tank 11 because remove dust for a long time in 1 interior dust removal case and flow back to the time when the sewage that produces in it changes, open the valve body and can discharge the sewage in the storage water tank 11, thereby made things convenient for the water source to change in the storage water tank 11, water source exhaust is clean back in storage water tank 11, close the valve body, this moment want again inject into new clean water source in the storage water tank 11 can.

Claims

1. The utility model provides a stainless steel thermal treatment waste gas recovery device, a serial communication port, including dust removal case (1), be provided with air inlet (2) on dust removal case (1), install atomizer (3) that are linked together with external water source in dust removal case (1), gas outlet (4) have been seted up on dust removal case (1), install drain pipe (7) on dust removal case (1), just be located on dust removal case (1) gas outlet (4) position is installed and is linked together rather than filtering piece (5), filter piece (5) and keep away from suction fan (6) that are linked together are installed to the one end of dust removal case (1), the other end and the external gas collection jar of suction fan (6) are linked together.

2. A stainless steel heat treatment exhaust gas recovery device according to claim 1, wherein the filter member (5) comprises a filter housing (501) and a filter plate (502) inserted in the filter housing (501).

3. A stainless steel heat treatment exhaust gas recovery device according to claim 2, characterized in that a pushing member (9) acting on the filter plate (502) is installed in the filter housing (501), and a stopper (10) acting on the filter plate (502) is installed on the filter housing (501).

4. A stainless steel heat treatment exhaust gas recovery device according to claim 3, characterized in that the pushing member (9) is an abutting spring.

5. The stainless steel heat treatment waste gas recovery device according to claim 3, wherein the limiting member (10) comprises a limiting rod (1001) hinged to the filter housing (501) and located on one side of the filter plate (502), and a limiting member (1002) is fixedly arranged on the filter housing (501) and located on the other side of the filter plate (502).

6. The stainless steel heat treatment waste gas recovery device according to claim 2, further comprising a bearing frame (8), wherein the filter shell (501), the dust removal box (1) and the suction fan (6) are all mounted on the bearing frame (8).

7. The stainless steel heat treatment waste gas recovery device according to claim 6, wherein the bearing frame (8) is provided with a water storage tank (11) and a water pump (12), the water inlet end of the water pump (12) is communicated with the water storage tank (11), the water outlet end of the water pump (12) is communicated with the atomizing nozzle (3), and the water outlet pipe (7) is communicated with the water storage tank (11).

8. The stainless steel heat treatment waste gas recovery device as claimed in claim 7, wherein a drain pipe is mounted on the water storage tank (11), and a valve body is mounted on the drain pipe.