CN211189418U - Powder metallurgy sintering waste material dust suppression device - Google Patents

Powder metallurgy sintering waste material dust suppression device Download PDF

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Publication number
CN211189418U
CN211189418U CN201920475750.2U CN201920475750U CN211189418U CN 211189418 U CN211189418 U CN 211189418U CN 201920475750 U CN201920475750 U CN 201920475750U CN 211189418 U CN211189418 U CN 211189418U
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China
Prior art keywords
frame
powder metallurgy
dust
pipe
filter
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CN201920475750.2U
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Chinese (zh)
Inventor
王磊
张鑫
张立伟
张建伟
于宝会
仇运波
尹文全
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Tianjin Huaneng Thermal Equipment Group Co ltd
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TIANJIN HUANENG THERMAL EQUIPMENT CO Ltd
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Abstract

The utility model discloses a powder metallurgy sintering waste material dust suppression device, including frame, filter equipment and mount, the frame lower extreme left and right sides all is provided with the supporting legs, the left end is provided with the separation chamber in the frame, separation chamber left end middle part is provided with the inlet pipe, the inlet pipe left side is run through the frame and is provided with the feed valve, the right part is provided with the knockout tower in the frame, the knockout tower upper end sets up in the frame outside, and the knockout tower lower extreme passes through support frame and frame bottom fixed connection. The utility model discloses in the real-time, the waste material that the powder metallurgy sintering produced passes through in the inlet pipe gets into the separator, through the prefilter of filter screen, and the dust of great granule falls, collects through the collecting vat of separator downside, is favorable to the preliminary solid gas separation of waste material, and in the gas admission knockout tower after the prefilter, under filter equipment under the effect of filter bag, all filter the metal powder in the gas get off, be favorable to the filtration of dust.

Description

Powder metallurgy sintering waste material dust suppression device
Technical Field
The utility model relates to an environmental protection field specifically is a powder metallurgy sintering waste material dust suppression device.
Background
Powder metallurgy is a process technique for producing metal powder or metal powder (or a mixture of metal powder and nonmetal powder) as a raw material, and then forming and sintering the raw material to produce metal materials, composite materials and various products. The powder metallurgy method has similar places to the production of ceramics and belongs to the powder sintering technology, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials.
In the powder metallurgy production process, the waste materials after powder metallurgy sintering need to be treated. In the prior art, some dust removing treatment devices have a simple dust filtering function, but have no good dust collecting method, so that dust is collected, meanwhile, when gas enters an air pump, the noise is high, the maintenance of the working environment is not facilitated, and when the gas is exhausted, the exhaust pressure is too high, the metallurgical production environment is influenced, and the production and the use are not facilitated. Therefore, the dust removing device for the sintered waste materials in powder metallurgy is provided by the technical personnel in the field, so as to solve the problems in the background technology.
Disclosure of Invention
An object of the utility model is to provide a powder metallurgy sintering waste material dust suppression device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a dust removing device for powder metallurgy sintering waste comprises a frame, a filtering device and a fixing frame, wherein supporting legs are arranged on the left side and the right side of the lower end of the frame, a separation chamber is arranged at the left end in the frame, a feeding pipe is arranged in the middle of the left end of the separation chamber, the left side of the feeding pipe penetrates through the frame and is provided with a feeding valve, a separation tower is arranged on the right part in the frame, the upper end of the separation tower is arranged outside the frame, and the lower end of the separation tower is fixedly connected with the bottom end of the frame through a;
the improved vacuum separator is characterized in that a filter screen is arranged inside the separation chamber, an air inlet pipe is arranged at the upper end of the separation chamber, the other end of the air inlet pipe is communicated with the lower side of the left end of the separation tower, a filtering device is arranged at the upper end of the separation tower, a conveying device is arranged at the outer side of the separation tower and is provided with a conveying pipe, a fixing frame is arranged at the right end of the frame, a vacuum air pump is arranged in the fixing frame, the vacuum air pump and the fixing plate are fixedly connected with the fixing frame, the other end of the conveying pipe is communicated with the upper end of the vacuum air pump.
The utility model discloses in the real time, vacuum air pump, the waste material that powder metallurgy sintering produced passes through in the inlet pipe gets into the separator, through the prefilter of filter screen, and gas after the prefilter gets into inside the knockout tower in the same direction as the intake pipe, filters through filter equipment and removes dust, gets off metal powder is whole to be filtered, is favorable to the filtration of dust, and in the gas after the filtration got into the conveyer pipe through conveyor, gas delivery pipe got into vacuum air pump blast pipe with gaseous emission.
As a further aspect of the present invention: the left side of the bottom end in the frame is provided with a first collecting groove, and the upper end of the first collecting groove is communicated with the lower end of the separation chamber through a connecting pipe. During the use, the dust of great granule in the separator falls down, falls into collecting vat one through the connecting pipe in, is collected by collecting vat one, is favorable to the preliminary solid gas separation of waste material.
As a further aspect of the present invention: the middle of the lower end of the separation tower is connected with a second collecting tank through a connecting pipe, and the lower end of the second collecting tank is fixedly connected with the bottom end of the frame. When the dust collector is used, under the action of gravity, dust under the filter bag falls into the bottom end of the separation tower through the drain plate, and the dust is collected by the collecting tank two through the connecting pipe; is favorable for the repeated collection and utilization of dust.
As a further aspect of the present invention: the filter device is characterized in that a plurality of filter bags are arranged inside the filter device, the upper ends of the filter bags are communicated with the conveying device, and sealing plates are arranged at the joints of the filter bags and the conveying device. When the dust removing device is used, dust in the gas is completely filtered under the action of the filter bag, so that dust removal of the device is facilitated, and the filter bag is communicated with the conveying device, so that gas emission and conveying are facilitated.
As a further aspect of the present invention: the filter device is characterized in that a fixed bushing plate is arranged at the lower end of the filter device, the filter bag is fixedly connected with the upper end of the fixed bushing plate, and the conveying device and the filter bag are correspondingly provided with a plurality of isolation nets. When the filter screen is used, the fixed bushing plate and the filter bag are fixedly installed, so that the filter bag is stable, and the isolation net is arranged to facilitate replacement and installation of the filter bag.
As a further aspect of the present invention: be provided with the silencer on the conveyer pipe, the blast pipe upper end is provided with the discharge port, and the discharge port sets up to honeycomb. When the silencer is used, the silencer eliminates the noise when gas enters the vacuum pump, and the gas is discharged through the honeycomb-shaped discharge port, so that the pressure for slowing down the gas discharge is facilitated to maintain the production environment.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses during the real-time, in the waste material that the powder metallurgy sintering produced got into the separator through the inlet pipe, through the prefilter of filter screen, the dust of great granule fell, was collected through collecting vat one of separator downside, was favorable to the preliminary solid gas separation of waste material.
2. The utility model discloses in the real-time, gas after the prefiltering gets into the knockout tower in, under filter equipment is under the effect of filter bag, gets off the metal powder in the gas is whole to be filtered, is favorable to the filtration of dust, and the dust removal when being convenient for metallurgical sintering, and under the effect of gravity, the dust under the filter bag falls into the bottom of knockout tower through the bushing, and the collecting vat two-way is collected the dust through connecting the connecting pipe.
3. The utility model discloses during the practicality, during the use, through the noise of silencer when eliminating gas entering vacuum pump, discharge through cellular discharge port, be favorable to slowing down gas emission's pressure maintenance production environment.
Drawings
FIG. 1 is a schematic structural diagram of a dust removing device for sintered waste materials in powder metallurgy.
FIG. 2 is a schematic structural diagram of a filter plate device and a conveying device in a dust removing device for sintered waste materials in powder metallurgy.
FIG. 3 is a schematic structural diagram of a fixing frame in a powder metallurgy sintering waste dust removing device.
In the figure: 1-frame, 2-supporting feet, 3-separation tower, 4-supporting frame, 5-separation chamber, 6-feeding pipe, 7-feeding valve, 8-connecting pipe, 9-collecting tank I, 10-collecting tank II, 11-filtering screen, 12-air inlet pipe, 13-filtering device, 14-conveying device, 15-conveying pipe, 16-silencer, 17-fixing frame, 18-exhaust pipe, 19-isolating net, 20-filtering bag, 21-fixing leakage plate, 22-sealing plate, 23-vacuum air pump, 24-fixing plate and 25-discharge outlet.
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 to 3, in an embodiment of the present invention, a powder metallurgy sintering waste dust removing device includes a frame 1, a filtering device 13 and a fixing frame 17, wherein supporting legs 2 are disposed on both sides of a lower end of the frame 1, a separation chamber 5 is disposed at a left end in the frame 1, a feeding pipe 6 is disposed in a middle portion of a left end of the separation chamber 5, a left side of the feeding pipe 6 penetrates through the frame 1 and is provided with a feeding valve 7, a separation tower 3 is disposed at a right portion in the frame 1, an upper end of the separation tower 3 is disposed outside the frame 1, and a lower end of the separation tower 3 is fixedly connected to a bottom end of the frame 1 through a supporting frame;
the inside filter screen 11 that is provided with of separator 5, 5 upper ends of separator are provided with intake pipe 12, the intake pipe 12 other end and 3 left end downside intercommunications of knockout tower, the top is provided with filter equipment 13 in the knockout tower 3 the filter equipment 13 upper end is provided with conveyor 14, the 14 upper ends of conveyor set up in the outside of knockout tower 3, and the 14 right-hand members of conveyor are provided with conveyer pipe 15, 1 right-hand member of frame is provided with mount 17, be provided with vacuum air pump 23 in the mount 17, vacuum air pump 23, fixed plate 24 all with mount 17 fixed connection, the conveyer pipe 15 other end and the intercommunication of vacuum air pump 23 upper end, vacuum air pump 23 is provided with blast pipe 18.
The utility model discloses during the practicality, vacuum air pump 23, the waste material that the powder metallurgy sintering produced passes through in inlet pipe 6 gets into separation chamber 5, through the prefilter of filter screen 11, gas after the prefilter is in the same direction as intake pipe 12, get into 3 inside the knockout towers, filter through filter equipment 13 and remove dust, get off metal powder is whole to be filtered, be favorable to the filtration of dust, gas after the filtration gets into conveyer pipe 15 through conveyor 14 in, gas delivery pipe gets into 15 vacuum air pump 23 blast pipe 18 with gaseous emission.
A first collecting groove 9 is formed in the left side of the bottom end of the frame 1, and the upper end of the first collecting groove 9 is communicated with the lower end of the separation chamber 5 through a connecting pipe 8.
During the use, the dust of great granule falls down in the separation chamber 5, falls into collecting vat 9 through connecting pipe 8 in, is collected by collecting vat 9, is favorable to the preliminary solid gas separation of waste material.
The middle of the lower end of the separation tower 3 is connected with a second collecting tank 10 through a connecting pipe 8, and the lower end of the second collecting tank 10 is fixedly connected with the bottom end of the frame 1.
When the dust collector is used, under the action of gravity, dust under the filter bag 20 falls into the bottom end of the separation tower 3 through the drain plate, and the dust is collected by the second collecting tank 10 through the connecting pipe 8; is favorable for the repeated collection and utilization of dust.
The filter device 13 is internally provided with a plurality of filter bags 20, the upper ends of the filter bags 20 are communicated with the conveying device 14, and the joints of the filter bags 20 and the conveying device 14 are provided with sealing plates 22.
When the dust removing device is used, dust in gas is completely filtered under the action of the filter bag 20, dust removal of the device is facilitated, and the filter bag 20 is communicated with the conveying device 14, so that gas is discharged and conveyed.
The lower end part of the filtering device 13 is provided with a fixed bushing 21, the filter bag 20 is fixedly connected with the upper end of the fixed bushing 21, and the conveying device 14 and the filter bag 20 are correspondingly provided with a plurality of isolating nets 19.
When the filter bag is used, the fixed bushing 21 and the filter bag 20 are fixedly installed, so that the filter bag 20 is stable, and the arrangement of the isolation net 19 is favorable for replacing and installing the filter bag 20.
A silencer 16 is arranged on the conveying pipe 15, a discharge port 25 is arranged at the upper end of the exhaust pipe 18, and the discharge port 25 is arranged in a honeycomb shape.
When the silencer is used, the silencer 16 eliminates the noise when gas enters the vacuum pump, and the gas is discharged through the honeycomb-shaped discharge port 25, so that the pressure for slowing down the gas discharge is facilitated, and the production environment is maintained.
The utility model discloses a theory of operation is: in practical use, the vacuum air pump 23 is used for feeding waste materials generated by powder metallurgy sintering into the separation chamber 5 through the feeding pipe 6, and the larger particles of dust fall through the preliminary filtration of the filter screen 11 and are collected through the first collecting tank 9 on the lower side of the separation chamber 5, so that the preliminary solid-gas separation of the waste materials is facilitated; gas after preliminary filtration enters the separation tower 3 along the gas inlet pipe 12, metal powder is completely filtered under the action of the filter bag 20 through the filter device 13, dust filtration is facilitated, dust removal during metallurgical sintering is facilitated, dust under the filter bag 20 falls into the bottom end of the separation tower 3 through the leakage plate under the action of gravity, and dust is collected by the collecting tank two-way through the connecting pipe 8; filtered gas enters the conveying pipe 15 through the conveying device 14, the gas conveying pipe enters the vacuum air pump 23 of the conveying pipe 15, the vacuum air pump 23 of the vacuum air pump 23 exhausts the gas, during use, noise generated when the gas enters the vacuum pump is eliminated through the silencer 16, and the gas is exhausted through the honeycomb-shaped exhaust port 25, so that the pressure maintenance production environment for slowing down gas emission is facilitated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The dust removing device for the powder metallurgy sintering waste comprises a frame (1), a filtering device (13) and a fixing frame (17), and is characterized in that supporting legs (2) are arranged on the left side and the right side of the lower end of the frame (1), a separation chamber (5) is arranged at the left end in the frame (1), a feeding pipe (6) is arranged in the middle of the left end of the separation chamber (5), the left side of the feeding pipe (6) penetrates through the frame (1) and is provided with a feeding valve (7), a separation tower (3) is arranged at the right part in the frame (1), the upper end of the separation tower (3) is arranged outside the frame (1), and the lower end of the separation tower (3) is fixedly connected with the bottom end of the frame (1) through a supporting frame;
a filter screen (11) is arranged in the separation chamber (5), an air inlet pipe (12) is arranged at the upper end of the separation chamber (5), the other end of the air inlet pipe (12) is communicated with the lower side of the left end of the separation tower (3), the top end in the separation tower (3) is provided with a filtering device (13), the upper end of the filtering device (13) is provided with a conveying device (14), the upper end of the conveying device (14) is arranged outside the separation tower (3), the right end of the conveying device (14) is provided with a conveying pipe (15), the right end of the frame (1) is provided with a fixed frame (17), a vacuum air pump (23) is arranged in the fixed frame (17), the vacuum air pump (23) and the fixed plate (24) are both fixedly connected with the fixed frame (17), the other end of the conveying pipe (15) is communicated with the upper end of a vacuum air pump (23), and the vacuum air pump (23) is provided with an exhaust pipe (18).
2. The dust suppression device for the sintered waste in powder metallurgy according to claim 1, wherein a first collecting groove (9) is arranged on the left side of the bottom end in the frame (1), and the upper end of the first collecting groove (9) is communicated with the lower end of the separation chamber (5) through a connecting pipe (8).
3. The dust suppression device for the sintering waste in powder metallurgy according to claim 1 or 2, wherein the middle of the lower end of the separation tower (3) is connected with a second collecting tank (10) through a connecting pipe (8), and the lower end of the second collecting tank (10) is fixedly connected with the bottom end of the frame (1).
4. The dust suppression device for the sintered waste in powder metallurgy according to claim 1, wherein a plurality of filter bags (20) are arranged inside the filtering device (13), the upper ends of the filter bags (20) are communicated with the conveying device (14), and a sealing plate (22) is arranged at the joint of the filter bags (20) and the conveying device (14).
5. The dust suppression device for the sintered waste in powder metallurgy according to claim 4, wherein a fixed nozzle plate (21) is arranged at the lower end of the filtering device (13), the filter bag (20) is fixedly connected with the upper end of the fixed nozzle plate (21), and a plurality of isolation nets (19) are arranged on the conveying device (14) and the filter bag (20) correspondingly.
6. A dust-removing device for sintered waste in powder metallurgy according to claim 1, wherein the conveying pipe (15) is provided with a silencer (16), the upper end of the exhaust pipe (18) is provided with an exhaust port (25), and the exhaust port (25) is arranged in a honeycomb shape.
CN201920475750.2U 2019-04-10 2019-04-10 Powder metallurgy sintering waste material dust suppression device Active CN211189418U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920475750.2U CN211189418U (en) 2019-04-10 2019-04-10 Powder metallurgy sintering waste material dust suppression device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920475750.2U CN211189418U (en) 2019-04-10 2019-04-10 Powder metallurgy sintering waste material dust suppression device

Publications (1)

Publication Number Publication Date
CN211189418U true CN211189418U (en) 2020-08-07

Family

ID=71859879

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920475750.2U Active CN211189418U (en) 2019-04-10 2019-04-10 Powder metallurgy sintering waste material dust suppression device

Country Status (1)

Country Link
CN (1) CN211189418U (en)

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Address after: 300000 north side of Bangxi Road, Jizhou District, Tianjin (east courtyard of Tianjin Nestle natural mineral water Co., Ltd.)

Patentee after: Tianjin Huaneng Thermal Equipment Group Co.,Ltd.

Address before: 300000 north side of Bangxi Road, Jizhou District, Tianjin (east courtyard of Tianjin Nestle natural mineral water Co., Ltd.)

Patentee before: TIANJIN HUANENG THERMAL EQUIPMENT Co.,Ltd.