CN204787766U - Prevent that dust leaks device and has device's intermittent type formula fritting furnace - Google Patents
Prevent that dust leaks device and has device's intermittent type formula fritting furnace Download PDFInfo
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- CN204787766U CN204787766U CN201520350718.3U CN201520350718U CN204787766U CN 204787766 U CN204787766 U CN 204787766U CN 201520350718 U CN201520350718 U CN 201520350718U CN 204787766 U CN204787766 U CN 204787766U
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- Prior art keywords
- sintering furnace
- filter screen
- furnace
- dust
- leakage device
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
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Abstract
The utility model discloses a dust of preventing of intermittent type formula fritting furnace leaks the device, a serial communication port, including filter screen, first blast pipe, filter screen one end is fixed to be set up on the fritting furnace furnace end, first blast pipe passes in proper order the fritting furnace furnace end with the filter screen, the filter screen has the space, still disclose one kind and had this intermittent type formula fritting furnace of preventing dust leakage device, including fritting furnace furnace body, fritting furnace furnace end, second blast pipe, the second blast pipe is located on the fritting furnace furnace end, the fritting furnace furnace end is used for sealed fritting furnace furnace body. When powder sample carries out the sintering in intermittent type formula fritting furnace, prevent that dust leaks device and has device's intermittent type formula fritting furnace can prevent effectively that sample in the stove from along with gas outgoing, avoiding leaking and leading to the sample loss because of the powder forms the dust, avoids causing the atmosphere pollution simultaneously, and the device still has characteristics such as simple installation, easy operation.
Description
Technical field
The utility model relates to anti-dust leakage field, relates to a kind of anti-dust leakage device especially and has the batch sintering furnace of this device.
Background technology
Batch sintering furnace is mainly used in industry or laboratory high-temperature process powder sample, is used for powder metallurgy, magnetic material, ceramic material, solar cell etc.
Application number be 201220725783.6 utility model disclose a kind of tube furnace, comprise boiler tube and burner, described sintering furnace burner is provided with breather pipe, described sintering furnace burner is also provided with gas removing pipe, the other end of described gas removing pipe is connected with a depassing unit.The tube furnace that this utility model provides, it by setting up gas removing pipe and the other end of gas removing pipe being connected to depassing unit on burner, and the waste gas that sintering process produces imports depassing unit by gas removing pipe, is provided with the liquid that can absorb waste gas in depassing unit.But the shortcoming of this tube furnace is, in the middle of sintering process, removing exhaust gas may cause powder sample formation dust together to be discharged with waste gas, not only can lose powder sample, also can pollute air.
In view of above-mentioned defect, the utility model creator obtains the utility model finally through long research and practice.
Utility model content
For solving above-mentioned technological deficiency, the technical solution adopted in the utility model is, first a kind of anti-dust leakage device is provided, for batch sintering furnace, comprise filter screen, downtake pipe, described filter screen one end is fixedly installed on sintering furnace burner, and described downtake pipe is successively through described sintering furnace burner and described filter screen, and described filter screen has space.
Preferably, described anti-dust leakage device also comprises a screen holder, and it is peripheral that described screen holder is positioned at described filter screen, and one end is fixedly installed on described sintering furnace burner.
Preferably, described dust leakage device of putting also comprises a screening head, and described screening head is fixedly installed on the described screen holder other end.
Preferably, described dust leakage device of putting also comprises one first gate valve, and described first gate valve is fixedly installed on described downtake pipe.
Preferably, the order number gradual change of described filter screen.
Preferably, the length of described filter screen and the relation of order number meet following formula:
wherein x is the length of filter screen one end to the other end, and y is the order number of filter screen.
Preferably, described screening head is that umbrella shape hides head.
Preferably, described sintering furnace burner there is a vibrating motor.
Next provides a kind of batch sintering furnace, comprise sintering furnace body, described sintering furnace burner, second exhaust pipe, described second exhaust pipe is positioned on described sintering furnace burner, sintering furnace body described in described sintering furnace stove head seal, it is characterized in that, comprise the arbitrary described anti-dust leakage device of claim 1-7.
Preferably, described second exhaust pipe one end is disposed with the second gate valve, vacuum tube, outlet nozzle.
The beneficial effects of the utility model are compared with the prior art: what the utility model provided put dust leakage device and the batch sintering furnace with this device can effectively prevent from powder sample from forming dust discharging sintering furnace, prevent simultaneously and air is polluted, and the feature such as this device has simple installation, easy to operate.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described.
Fig. 1 is anti-dust leakage device schematic diagram;
Fig. 2 is the enlarged drawing of anti-dust leakage device;
Fig. 3 is the structural representation of the utility model sintering furnace body and anti-dust leakage device;
Fig. 4 be with the sintering furnace burner of anti-dust leakage device with sintering furnace body in conjunction with schematic diagram.
Numeral in figure:
1. sintering furnace 2. sinters fire door 3. and hides 4. filter screen 4. screen holder
6. sintering furnace burner 7. vibrating motor 8. downtake pipe 9. first gate valve 10. vacuum tube
11. gas outlet 12. second exhaust pipe 13. second gate valves
Detailed description of the invention
Below in conjunction with accompanying drawing, to above-mentioned being described in more detail with other technical characteristic and advantage of the utility model.
Embodiment one
As shown in Figure 1, a kind of anti-dust leakage device comprises a filter screen 4 and downtake pipe 8, described filter screen 4 is fixedly installed on sintering furnace burner, described downtake pipe 8 length is greater than described filter screen 4, described downtake pipe 8 is successively through described sintering furnace burner and described filter screen 4, and one end is fixed on described sintering furnace burner; After installing seal with the sintering furnace burner of described filter screen 4 and described downtake pipe 8 and sintering furnace, dust granules is stopped by described filter screen 4, the effect preventing dust leakage can be played, when described filter screen 4 because of stop for a long time dust cause mesh block after, described downtake pipe 8 can continue exhaust, avoids filter screen 4 to block and causes cannot ventilating in sintering furnace generation negative pressure.Described filter screen 4 can be tubular, and described filter screen 4 can be stainless steel filtering net.
Embodiment two
As shown in Figure 2, a kind of anti-dust leakage device comprises a filter screen 4, screen holder 5, vibrating motor 7, downtake pipe 8, first gate valve 9, hides 3.Described filter screen 4 is tubular, and one end can be fixed on sintering furnace burner, and the other end is shut, and described filter screen can be stainless (steel) wire, or other exotic materials, and its order number is 600-1000 order; Described screen holder 5 is made up of some calcaneum framves, and peripheral at described filter screen 4, described screen holder 5 one end is fixed on sintering furnace burner, high-temperature plastic can be adopted to fix, the other end is equipped with a screening 3, and described screening 3 can be umbrella shape, and described screen holder 5 can be made up of stainless steel steel bar.Described downtake pipe 8 is positioned at the center of whole anti-dust leakage device, one end is positioned at sintering furnace burner side, first gate valve 9 is housed, the other end is then through sintering furnace burner and described filter screen 4, close to hiding 3, have certain distance with screening 3, and the length of described downtake pipe 8 is greater than the length of described filter screen 4.Described screening 3 can be that umbrella shape hides head, and sintering furnace burner is also equipped with vibrating motor 7.
The escape pipe that sintering furnace is own can wrap by described anti-dust leakage device, when sintering furnace needs emission gases, the dust that powder sample in sintering furnace is formed is described filter screen 4 and be blocked in outside filter screen 4 because granularity is greater than, and gas to go directly gas outlet by filter screen 4, the effect of dust is completely cut off when playing gas discharging, in order to increase the area of giving vent to anger of filter screen 4, described filter screen 4 have selected barrel-shaped structure; Described screen holder 5 can protect filter screen 4 not scratched when passing in and out sintering furnace with sintering furnace burner.And when the long-time Chalk-dust filtering of filter screen 4 causes blocking, vibrating motor 7 can be opened, shake off to be attached to dust on filter screen 4, if still do not have to make sintering furnace emission gases, then can open the first gate valve 9 of described anti-dust leakage device, downtake pipe 8 is started working, gas now in sintering furnace changes into and discharging from downtake pipe 8, when furnace pressure to be sintered recovers normal, again open vibrating motor 7, until the blast pipe that sintering furnace is had by oneself can be vented.Hide 3 and can make dust few being emitted by downtake pipe 8 as far as possible when downtake pipe 8 works, and hide 3 and be designed to umbrella shape, sintering furnace can be played and be attached to umbrella shape when rotating and hide the effect that the dust on head falls voluntarily.
Embodiment three
Anti-dust leakage device as described in embodiment one, the present embodiment and its difference are, the order number of described filter screen 4 is gradual changes stage by stage, in the part near sintering furnace burner, the order number of described filter screen 4 is higher, in the middle of the process away from sintering furnace burner, the order number of described filter screen 4 reduces gradually.The gradual change scope of described filter screen 4 is at 600-1000 order.Under normal circumstances, powder sample directly can send into sintering furnace body depths, because powder sample granularity is uneven, rotating with sintering furnace when high-temperature heating to cause powder sample to form dust, the large dust of particle because of the larger movable distance of quality shorter, and the little dust of particle because of quality, comparatively I move distance is longer, if the dust granules moving to sintering furnace burner is less, now the order number of nearly sintering furnace burner place filter screen 4 is higher can stop that dust leaks, and move to from sintering furnace burner distance relatively still away from dust granules larger, also can by the lower part obstructs of described filter screen 4 order number, prevent dust from leaking.The length of described filter screen 4 is 2000mm, and the length of described filter screen 4 and the relation of order number meet following relation:
Wherein, x represents filter screen 4 from sintering furnace inner opposite end to the length of sintering furnace burner one end, and its unit is the order number that mm, y represent filter screen 4,
for the symbol that rounds up, such as
Embodiment four
As shown in Figure 3, a kind of sintering furnace comprising anti-dust leakage device, comprises sintering body of heater 1, and sintering fire door 2, hides 3, filter screen 4, screen holder 5, sintering furnace burner 6, vibrating motor 7, downtake pipe 8, first gate valve 9, second exhaust pipe 12, the second gate valve 13, vacuum tube 10, gas outlet 11.Described sintering furnace 1 can be converter, and described sintering fire door 2 coincide with described sintering furnace burner 6 size, and sintering furnace burner 6 can stretch into described sintering furnace 1 from sintering fire door 2, and seals described sintering furnace 1, as shown in Figure 4.The part that described sintering furnace burner 6 puts in described sintering furnace can be exotic material, and the part stayed outside sintering furnace 1 can be stainless steel or other high temperature resistant burners.Described second exhaust 12 pipes are through described sintering furnace burner 6, and there is the second gate valve 13 one end.Described anti-dust leakage device is arranged on described sintering furnace burner 6.Described filter screen 4 is tubular, and one end is fixed on sintering furnace burner 6, and the other end is shut, and described filter screen can be stainless (steel) wire, or other exotic materials, and its order number is 600-1000 order.Described screen holder 5 is made up of some calcaneum framves, and peripheral at described filter screen 4, screen holder one end is fixed on sintering furnace burner 6, high-temperature plastic can be adopted to fix, the other end is equipped with a screening 3, and described screening 3 can be umbrella shape, and described screen holder 5 can be made up of stainless steel steel bar.Described downtake pipe 8 is positioned at the center of whole anti-dust leakage device, one end is positioned at burner side, first gate valve 9 is housed, the other end is successively through burner and described filter screen, close to hiding 3, have certain distance with screening 3, described screening 3 can be that umbrella shape hides head, and sintering furnace burner 6 is also equipped with vibrating motor 7.Described downtake pipe 8 is communicated with second exhaust pipe 12, vacuum tube 10 and a gas outlet 11 is had in connectivity part side, described second exhaust pipe 12 is shorter in length than described downtake pipe 8, and one end is placed in described filter screen 4, not through described filter screen 4 sintering furnace inner opposite end.
The described sintering furnace that anti-dust leakage device is housed, its sintering furnace burner 6 is equipped with anti-dust leakage device.Before use sintering furnace 1 sintered sample, powder sample is put into sintering furnace 1, sintering furnace burner 6 with anti-dust leakage device to be stretched in sintering furnace 1 and to seal, open the second gate valve 13, connect vacuum-pumping tube 10 and vavuum pump, link gas outlet 11 and inert gas bottle, open the air in vacuum pump sintering furnace 1, open the gate valve of inert gas bottle, be filled with inert gas, then the inert gas in sintering furnace of finding time, 2-3 time repeatedly, sintering furnace 1 is made finally to be in vacuum state, or the gas in displacement sintering furnace 1.
When sintered sample, close the gate valve of inert gas, pull out vavuum pump, the gas that the powder sample Yin Gaowen in sintering furnace 1 produces is discharged from vacuum tube 10 by second exhaust pipe 12, dust in sintering furnace 1 is then greater than described filter screen 4 because of granularity, cannot pass through described filter screen 4.Lose sample or air is polluted when so just avoiding high-temperature process sample.In order to increase the area of giving vent to anger of filter screen 4, described filter screen 4 have selected barrel-shaped structure.Described screen holder 5 can protect filter screen 4 not scratched when passing in and out sintering furnace 1 with sintering furnace burner 6.When the long-time Chalk-dust filtering of filter screen 4 causes blocking, vibrating motor 7 can be opened, shake off to be attached to dust on filter screen 4, if still do not have to make second exhaust pipe 12 emission gases, then can open the first gate valve 9 of described anti-dust leakage device, downtake pipe 8 is started working, gas now in sintering furnace changes into and discharging from downtake pipe 8, when furnace pressure to be sintered recovers normal, again open vibrating motor 7, until the blast pipe that sintering furnace is had by oneself can be vented.Hide 3 and can make dust few being emitted by downtake pipe 8 as far as possible when downtake pipe 8 works, and hide 3 and be designed to umbrella shape, sintering furnace can be played and be attached to the effect hiding the dust on 3 and fall voluntarily when rotating.
The foregoing is only preferred embodiment of the present utility model, is only illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes and amendment in the spirit and scope that the utility model claim limits to it, even equivalence, but all will fall in protection domain of the present utility model.
Claims (10)
1. an anti-dust leakage device, for batch sintering furnace, is characterized in that, comprise filter screen, downtake pipe, described filter screen one end is fixedly installed on sintering furnace burner, and described downtake pipe is successively through described sintering furnace burner and described filter screen, and described filter screen has space.
2. anti-dust leakage device according to claim 1, is characterized in that, described anti-dust leakage device also comprises a screen holder, and it is peripheral that described screen holder is positioned at described filter screen, and one end is fixedly installed on described sintering furnace burner.
3. anti-dust leakage device according to claim 2, is characterized in that, also comprises a screening head, and described screening head is fixedly installed on the described screen holder other end.
4. the anti-dust leakage device according to claim 1 or 2 or 3, is characterized in that, also comprise the first gate valve, described first gate valve is fixedly installed on described downtake pipe.
5. the anti-dust leakage device according to claim 1 or 2 or 3, is characterized in that, the order number gradual change of described filter screen.
6. anti-dust leakage device according to claim 5, is characterized in that, the length of described filter screen and the relation of order number meet following formula:
wherein x is filter screen
From one end to the distance of the other end, y is the order number of filter screen.
7. anti-dust leakage device according to claim 3, is characterized in that, described screening head is that umbrella shape hides head.
8. anti-dust leakage device according to claim 7, is characterized in that, described sintering furnace burner is also provided with a vibrating motor.
9. a batch sintering furnace, comprise sintering furnace body, described sintering furnace burner, second exhaust pipe, described second exhaust pipe is positioned on described sintering furnace burner, sintering furnace body described in described sintering furnace stove head seal, it is characterized in that, comprise the arbitrary described anti-dust leakage device of claim 1-7.
10. batch sintering furnace according to claim 9, is characterized in that, described second exhaust pipe one end is disposed with the second gate valve, vacuum tube, outlet nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520350718.3U CN204787766U (en) | 2015-05-27 | 2015-05-27 | Prevent that dust leaks device and has device's intermittent type formula fritting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520350718.3U CN204787766U (en) | 2015-05-27 | 2015-05-27 | Prevent that dust leaks device and has device's intermittent type formula fritting furnace |
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| Publication Number | Publication Date |
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| CN204787766U true CN204787766U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520350718.3U Expired - Fee Related CN204787766U (en) | 2015-05-27 | 2015-05-27 | Prevent that dust leaks device and has device's intermittent type formula fritting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848680A (en) * | 2015-05-27 | 2015-08-19 | 李朝林 | Dust leakage preventing device and intermittent sintering furnace with same |
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2015
- 2015-05-27 CN CN201520350718.3U patent/CN204787766U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848680A (en) * | 2015-05-27 | 2015-08-19 | 李朝林 | Dust leakage preventing device and intermittent sintering furnace with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160527 |