CN206381756U - Deduster and its blowing device - Google Patents
Deduster and its blowing device Download PDFInfo
- Publication number
- CN206381756U CN206381756U CN201720003732.5U CN201720003732U CN206381756U CN 206381756 U CN206381756 U CN 206381756U CN 201720003732 U CN201720003732 U CN 201720003732U CN 206381756 U CN206381756 U CN 206381756U
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- gas bag
- blowing device
- instlated tubular
- connecting tube
- bag connecting
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Abstract
The utility model discloses a kind of deduster and its blowing device, the blowing device includes injection tube, gas bag, pulse valve and gas bag connecting tube, and one end of the gas bag connecting tube is connected through the gas bag with the pulse valve；Also include instlated tubular, one end of the instlated tubular is connected with the other end of the gas bag connecting tube, and the other end of the instlated tubular is connected with the injection tube.The blowing device, an instlated tubular is provided between gas bag connecting tube and injection tube, pass through the setting of instlated tubular, greatly reduce the heat conduction between injection tube and gas bag connecting tube, correspondingly, the heat being transferred at pulse valve is reduced, so as to reduce the operating temperature of pulse valve, and then the service life of pulse valve is extended, reduce the cost of pulse valve；Simultaneously as the barrier of instlated tubular, decreases the thermal loss in dust catcher gas purifying chamber.
Description
Technical field
The utility model is related to dedusting technology field, more particularly to a kind of deduster and its blowing device.
Background technology
Blowing device is provided with filtration dust catcher, to carry out deashing processing to the filter cylinder area in air-purifying chamber.
Generally, blowing device includes pulse valve, gas bag and injection tube；Wherein, injection tube main body is located in air-purifying chamber, injection
One end of pipe is connected by gas bag connecting tube with pulse valve, and gas bag connecting tube passes through gas bag.Pulse valve, gas bag and gas bag connecting tube
It is respectively positioned on outside air-purifying chamber.
At present, the filtration dust catcher applied in industry, flue-gas temperature reaches 300~600 DEG C, such running environment
Under, the temperature of the injection tube in air-purifying chamber can be very high, by heat transfer, reaches the temperature at pulse valve and tends to exceed
200℃。
Existing, the tolerable temperature of the normal pulsed valve of conventional application is 150 DEG C, and the tolerable temperature of high temperature pulse valve can reach
To 400 DEG C, it is clear that in above-mentioned commercial Application, using normal pulsed valve, the use longevity of normal pulsed valve can be greatly shortened
Life, using high temperature pulse valve, then can greatly increase equipment cost.
Therefore, the structure of existing blowing device how is improved, to reduce the operating temperature of pulse valve, extends making for pulse valve
With the life-span, the cost of pulse valve is reduced, is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of deduster and its blowing device, and the blowing device is improved by structure,
The heat conduction between injection tube and gas bag connecting tube is reduced, so as to reduce the operating temperature of pulse valve, and then is extended
The service life of pulse valve, reduces the cost of pulse valve.
In order to solve the above technical problems, the utility model provides a kind of blowing device of deduster, including injection tube, gas
Bag, pulse valve and gas bag connecting tube, one end of the gas bag connecting tube is connected through the gas bag with the pulse valve；Also include
Instlated tubular, one end of the instlated tubular is connected with the other end of the gas bag connecting tube, the other end of the instlated tubular with it is described
Injection tube is connected.
The utility model provide blowing device, between gas bag connecting tube and injection tube be provided with an instlated tubular, by every
The setting of heat pipe, greatly reduces the heat conduction between injection tube and gas bag connecting tube, correspondingly, reduces and be transferred to pulse
Heat at valve, so as to reduce the operating temperature of pulse valve, and then extends the service life of pulse valve, reduces pulse valve
Cost；Simultaneously as the barrier of instlated tubular, decreases the thermal loss in dust catcher gas purifying chamber.
Optionally, more than one cooling holes are offered in the gas bag connecting tube, the cooling holes are located at the gas bag
Connecting tube is close to the end of the instlated tubular.
Optionally, the cooling holes are opened in position of the gas bag connecting tube close to bottom.
Optionally, the aperture of the cooling holes is between 1.5~3mm.
Optionally, the wallboard of the other end of the instlated tubular through the air-purifying chamber of the deduster connects with the injection tube
Connect.
Optionally, inorganic high-temperature resistant glue sticking is passed through between the wallboard of the instlated tubular and the air-purifying chamber.
Optionally, the instlated tubular is specially earthenware.
Optionally, the two ends of the instlated tubular are respectively equipped with ring flange, the gas bag connecting tube, the injection tube with it is described
The end of instlated tubular connection is equipped with flange ring, and the corresponding ring flange in position is solid by multigroup fastener with the flange ring
Connect.
Optionally, it is additionally provided with refractory seals packing ring between the corresponding ring flange in position and the flange ring.
The utility model also includes a kind of deduster, including air-purifying chamber, the filter cylinder in the air-purifying chamber and injection dress
Put, the blowing device is the blowing device described in any of the above-described.
Because above-mentioned blowing device has above-mentioned technique effect, so the deduster with the blowing device is also with identical
Effect, is not repeated herein discussion.
Brief description of the drawings
Fig. 1 is provided the structural representation of the blowing device of deduster by the utility model；
Fig. 2 is instlated tubular and gas bag connecting tube, the attachment structure schematic diagram of injection tube in specific embodiment.
Wherein, one-to-one relationships of the Fig. 1 into Fig. 2 between reference and component names is as follows：
Air-purifying chamber 1, filter cylinder 2, injection tube 3, instlated tubular 4, ring flange 41, gas bag connecting tube 5, cooling holes 51, gas bag 6, arteries and veins
Rush valve 7, flange ring 8a, 8b, bolt assembly 9, refractory seals packing ring 10.
Embodiment
Core of the present utility model is to provide a kind of deduster and its blowing device, and the blowing device is improved by structure,
The heat conduction between injection tube and gas bag connecting tube is reduced, so as to reduce the operating temperature of pulse valve, and then is extended
The service life of pulse valve, reduces the cost of pulse valve.
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the accompanying drawings and specific implementation
The utility model is described in further detail for mode.
Fig. 1 is refer to, Fig. 1 is provided the structural representation of the blowing device of deduster by the utility model.
In the embodiment, the blowing device of deduster includes injection tube 3, instlated tubular 4, gas bag connecting tube 5, gas bag 6 and arteries and veins
Rush valve 7.
The main body of injection tube 3 is located in the air-purifying chamber 1 of deduster, is blown by gas bag 6 into injection tube 3 with to air-purifying chamber 1
The interior region of filter cylinder 2 carries out deashing processing.
Wherein, one end of gas bag connecting tube 5 couples through gas bag 6 with pulse valve 7, and one end of instlated tubular 4 couples with gas bag
The other end connection of pipe 5, the other end of instlated tubular 4 is connected with injection tube 3.
As above, the blowing device that the present embodiment is provided, compared with prior art, between injection tube 3 and gas bag connecting tube 5
There is provided an instlated tubular 4, that is to say, that injection tube 3 is no longer directly connected with gas bag connecting tube 5, but passes through instlated tubular 4 and gas
Bag connecting tube 5 is connected, so, by the setting of instlated tubular 4, greatly reduces the heat between injection tube 3 and gas bag connecting tube 5
Conduction, correspondingly, reduces the heat being transferred at pulse valve 7, so as to reduce the operating temperature of pulse valve 7, and then extends
The service life of pulse valve 7, reduces the cost of pulse valve 7；Simultaneously as the barrier of instlated tubular 4, decreases deduster
Thermal loss in air-purifying chamber 1.
Wherein, instlated tubular 4 is specifically configured to earthenware, at least 1000 DEG C, and thermal conductivity factor is very low of earthenware energy heatproof, energy
The heat conduction between injection tube 3 and gas bag connecting tube 5 is enough greatly reduced.
Certainly, during actual setting, instlated tubular 4 also can select other high temperature resistants and the low material of thermal conductivity factor.
It is preferred that scheme in, instlated tubular 4 is connected through the wallboard of air-purifying chamber 1 with injection tube 3, and so, injection tube 3 is without stretching
Go out outside air-purifying chamber 1, the heat in air-purifying chamber 1 will not be delivered to outside by injection tube 3, can further reduce in air-purifying chamber 1
Thermal loss.
, can be by inorganic high-temperature resistant glue sticking with close between the wallboard of instlated tubular 4 and air-purifying chamber 1 in specific scheme
Envelope, prevents the heat in air-purifying chamber 1 to be scattered and disappeared by the junction of instlated tubular 4 and air-purifying chamber 1.
The bonding force of inorganic high-temperature resistant glue is strong, and fireproof high-temperature resistant, anti-impact force is good, can ensure well instlated tubular 4 with
Sealing between air-purifying chamber 1.It is appreciated that in practical application, also can be by other between instlated tubular 4 and the wallboard of air-purifying chamber 1
Exotic material connects sealing, as long as heat in air-purifying chamber 1 can be avoided to scatter and disappear.
In further scheme, more than one cooling holes 51 can be also opened up in gas bag connecting tube 5, cooling holes 51 are specific
Positioned at gas bag connecting tube 5 close to the end of instlated tubular 4, that is, the end away from pulse valve 7.
Because cooling holes 51 are opened in end of the gas bag connecting tube 5 away from pulse valve 7, when pulse valve 7 is blown, cooling holes
Pressure at 51 is minimum, does not interfere with the jetting pressure of injection tube 3, while being negative pressure state, gas bag connection during deduster operation
Cold air around pipe 5 can be sucked into gas bag connecting tube 5, the state of pressure-fired is formed at cooling holes 51, so as to prevent
High temperature in air-purifying chamber 1 is transferred at gas bag 6, and further reduction is transferred to the temperature of pulse valve 7, to extend making for pulse valve 7
Use the life-span.
Set it should be appreciated that the aperture of cooling holes 51 is smaller, to avoid the jetting pressure for influenceing injection tube 3.
In specific scheme, the aperture of cooling holes 51 can be chosen in the range of 1.5~3mm, wherein preferably 2.5mm.
In addition, the specific number of cooling holes 51 can be set according to the negative pressure of deduster.
In specific scheme, cooling holes 51 are opened in position of the gas bag connecting tube 5 close to bottom.
Please also refer to Fig. 2, Fig. 2 is that instlated tubular in specific embodiment and the attachment structure of gas bag connecting tube, injection tube are shown
It is intended to.
In specific scheme, instlated tubular 4 is with gas bag connecting tube 5, injection tube 3 by the way of flange is connected.
Specifically, ring flange 41 is respectively equipped with the two ends of instlated tubular 4, in practice, ring flange 41 can be set to instlated tubular 4
Integrative-structure, to simplify parts and assembly process.
One end that gas bag connecting tube 5 is connected with instlated tubular 4 is provided with flange ring 8a, one end that injection tube 3 is connected with instlated tubular 4
Provided with flange ring 8b.
Flange ring 8a, 8b ring flange 41 corresponding with respective position are affixed by multigroup fastener, this removably to connect
The mode of connecing can be easy to the maintenance of each part to change.
Specifically, fastener can use the bolt assembly 9 of high intensity.
In further scheme, refractory seals packing ring is equipped between flange ring 8a, 8b and corresponding ring flange 41
10, further to reduce heat conduction.
In addition to above-mentioned blowing device, the utility model additionally provides a kind of deduster, and the deduster includes air-purifying chamber, set
In filter cylinder and blowing device in air-purifying chamber, blowing device is the blowing device described in foregoing embodiments.
The other structures design of deduster can refer to prior art, repeat no more here.
Because above-mentioned blowing device has above-mentioned technique effect, so the deduster with the blowing device is also with identical
Effect, is not repeated herein discussion.
Deduster provided by the utility model and its blowing device are described in detail above.It is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help
Understand method of the present utility model and its core concept.It should be pointed out that for those skilled in the art,
On the premise of not departing from the utility model principle, some improvement and modification can also be carried out to the utility model, these improve and
Modification is also fallen into the utility model scope of the claims.
Claims (10)
1. the blowing device of deduster, including injection tube, gas bag, pulse valve and gas bag connecting tube, the one of the gas bag connecting tube
End is connected through the gas bag with the pulse valve；Characterized in that, also include instlated tubular, one end of the instlated tubular with it is described
The other end connection of gas bag connecting tube, the other end of the instlated tubular is connected with the injection tube.
2. blowing device according to claim 1, it is characterised in that offered in the gas bag connecting tube more than one
Cooling holes, the cooling holes are located at the gas bag connecting tube close to the end of the instlated tubular.
3. blowing device according to claim 2, it is characterised in that the cooling holes are opened in the gas bag connecting tube and leaned on
The position of nearly bottom.
4. blowing device according to claim 2, it is characterised in that the aperture of the cooling holes is between 1.5~3mm.
5. blowing device according to claim 1, it is characterised in that the other end of the instlated tubular passes through the deduster
The wallboard of air-purifying chamber be connected with the injection tube.
6. blowing device according to claim 5, it is characterised in that between the wallboard of the instlated tubular and the air-purifying chamber
Pass through inorganic high-temperature resistant glue sticking.
7. the blowing device according to claim any one of 1-6, it is characterised in that the instlated tubular is specially earthenware.
8. the blowing device according to claim any one of 1-6, it is characterised in that the two ends of the instlated tubular are respectively equipped with
Ring flange, the gas bag connecting tube, the injection tube are equipped with flange ring with the end that the instlated tubular is connected, and position is corresponding
The ring flange is affixed by multigroup fastener with the flange ring.
9. blowing device according to claim 8, it is characterised in that the corresponding ring flange in position and the flange ring
Between be additionally provided with refractory seals packing ring.
10. a kind of deduster, including air-purifying chamber, filter cylinder and blowing device in the air-purifying chamber, it is characterised in that described
Blowing device is the blowing device described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003732.5U CN206381756U (en) | 2017-01-03 | 2017-01-03 | Deduster and its blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003732.5U CN206381756U (en) | 2017-01-03 | 2017-01-03 | Deduster and its blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206381756U true CN206381756U (en) | 2017-08-08 |
Family
ID=59493047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720003732.5U Active CN206381756U (en) | 2017-01-03 | 2017-01-03 | Deduster and its blowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206381756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253533A (en) * | 2022-07-13 | 2022-11-01 | 上海市机电设计研究院有限公司 | High-temperature flue gas salt particle filtering and collecting device |
-
2017
- 2017-01-03 CN CN201720003732.5U patent/CN206381756U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253533A (en) * | 2022-07-13 | 2022-11-01 | 上海市机电设计研究院有限公司 | High-temperature flue gas salt particle filtering and collecting device |
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