CN203007715U - Vertical type boiling pan - Google Patents
Vertical type boiling pan Download PDFInfo
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- CN203007715U CN203007715U CN 201220721303 CN201220721303U CN203007715U CN 203007715 U CN203007715 U CN 203007715U CN 201220721303 CN201220721303 CN 201220721303 CN 201220721303 U CN201220721303 U CN 201220721303U CN 203007715 U CN203007715 U CN 203007715U
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- pan body
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Abstract
The utility model discloses a vertical type boiling pan, and the vertical type boiling pan comprises a pan cover, a pan body, a support seat, a blow off valve, a medicine solution heating and circulating device and a pan containing device, wherein a material containing hole is formed in the top end of the pan body, a slurry outlet is formed in the bottom end of the pan body, the pan body comprises upper, middle and lower segments, a gas discharge hole is formed in the upper segment of the pan body, a gas discharge and material blocking device is arranged below the gas discharge hole in the upper segment of the pan body, at least one upper part circulating medicine solution hole and a liquid distribution device are arranged below the gas discharge and material blocking device on the upper segment of the pan body, a plurality of liquid drainage pipe holes are arranged at the middle segment of the pan body, a plurality of liquid suction pipe holes are formed in the middle segment of the pan body, an annular filter plate is arranged on the inner wall of the pan body, corresponding to the liquid suction pipe holes, a plurality of diluent inlets are circumferentially and uniformly distributed below the annular filter plate at the middle part of the pan body or at the upper part of the lower segment of the pan body, a connecting pipe is arranged at the slurry outlet at the bottom of the lower segment of the pan body and is provided with a blow off hole and a lower part circulating medicine solution hole, and the blow off valve is arranged at the blow off hole. The utility model provides the vertical type boiling pan which is high in working efficiency and convenient to discharge a material.
Description
Technical field
The utility model relates to paper making equipment, relates in particular to a kind of vertical digester.
Background technology
The most of enterprises in pulp and paper industry of China, what adopt at present is batch cooking mostly, because continuous digesting apparatus wants high with respect to the investment cost of batch cooking equipment.As shown in Figure 1, traditional batch digester comprises pot cover 1 ', pot body 2 ', bearing 3 ', blow-off valve 4 ', medicine liquid heating circulating device (not shown), packer (not shown), pot body 2 ' top is provided with charging door 201 ', and pot body 2 ' bottom is provided with grout outlet 202 '.Although investment cost is low, technique and control are relatively simple, but owing to adopting the inner loop heating, namely adopt at pot body 2 ' middle part drawing liquid, through the heating of medicine liquid heating circulating device, pot body 2 ' upper and lower arrange respectively one be used for the filling heating after the mode of inlet 206 ' of liquid the material of inside is heated.The digester of this structure can only heat material, can not carry out displacement washing to material, and energy consumption is higher.In addition, inlet position, digester bottom is provided with a cone tubular filter screen 5 ', and effect is passage of formation between material and pot body, makes liquid that the medicine liquid heating circulating device is sent here can be distributed to digester whole cross section.But because bottom pressure is large, especially when the relatively poor material of boiling drainability, filter screen causes the blowing difficulty easily by feed blocking.In addition, digester bottom grout outlet is less, has further increased the blowing time, has reduced the operating efficiency of equipment.
The utility model content
Utility model technical problem to be solved is: the vertical digester that a kind of blowing convenience, high efficiency are provided.
for solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of vertical digester comprises: pot cover, the pot body, bearing, blow-off valve, the medicine liquid heating circulating device, packer, pot body top is provided with charging door, pot body bottom is provided with grout outlet, the pot body comprises epimere, the stage casing, hypomere three parts, described pot body epimere is provided with gas vent, in pot body epimere, the gas vent below is provided with venting resistance material device, on pot body epimere, venting resistance material device below is provided with at least one top circulating medical solution mouth and liquid distributor, pot body stage casing is provided with some drawing liquid mouths of pipe, internal wall pot body is provided with annular filter plate corresponding to drawing liquid mouth of pipe place, the top of described pot body hypomere circumferentially is evenly equipped with some dilution imports, grout outlet place, pot body hypomere bottom is provided with an adapter, have in adapter and spurt mouth and bottom circulating medical solution mouth, described blow-off valve is arranged on and spurts a mouthful place.
Described venting resistance material device is the perforate filter plate that is arranged on internal wall pot body.
Described liquid distributor is the perforate filter plate that is arranged on internal wall pot body.
The grout outlet diameter of described pot body bottom is at least 600mm.
On pot body epimere, venting resistance material device below is provided with four to six top circulating medical solution mouths, and the top of described pot body hypomere circumferentially is evenly equipped with four dilution imports.
The beneficial effects of the utility model are: because the internal wall pot body of pot body epimere cocycle liquid mouth correspondence is provided with the circular openings filter plate as liquid distributor, on the liquid that heats up and holding stage can be sent the circulatory system here is distributed to digester whole cross section equably, and when discharging, elementary boiling, intermediate boiling and displacement recovery stage liquid can prevent material fiber discharge in pot.
Have bottom circulating medical solution mouth in adapter due to grout outlet place, pot body hypomere bottom, be used for intensification and holding stage the liquid after heating is sent in pot body.
Because the top at described pot body hypomere circumferentially is evenly equipped with some dilution imports, therefrom pass into dilution during blowing, be convenient to material and spurt.
In addition, the grout outlet diameter of pot body bottom is set to 600mm at least, thereby has greatly shortened the blowing blowdown time, thereby improved the operating efficiency of digester.
Description of drawings
Fig. 1 is the structural representation of traditional vertical digester.
Fig. 2 is structural representation of the present utility model.
In Fig. 1 to Fig. 2: 1 '. pot cover, 2 '. pot body, 201 '. charging door, 202 '. grout outlet, 206 '. inlet, 3 '. bearing, 4 '. blow-off valve, 5 '. cone tubular filter screen;
1. pot cover, 2. pot body, 201. charging doors, 202. grout outlets, 203. pots of body epimeres, 204. pots of body stage casings, 205. pots of body hypomeres, 206. top circulating medical solution mouths, the 207. drawing liquid mouths of pipe, 208. gas vents, 209. the dilution import, 3. bearing, 4. blow-off valve, 5. the perforate filter plate, 6. annular filter plate, 7. the perforate filter plate, 8. take over, 801. spurt mouthful, 802. bottom cycle liquid mouths.
The specific embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present utility model in detail.
as shown in Figure 2, a kind of vertical digester comprises: pot cover 1, pot body 2, bearing 3, blow-off valve 4, medicine liquid heating circulating device (not shown), the packer (not shown), pot body 2 tops are provided with charging door 201, pot body 2 bottoms are provided with grout outlet 202, pot body 2 comprises epimere, the stage casing, hypomere three parts, pot body epimere 203 is provided with gas vent 208, pot body epimere 203 interior gas vent 208 belows are provided with the perforate filter plate 5 as venting resistance material device, be provided with four top circulating medical solution mouths 206 and liquid distributor below pot body epimere 203 interior venting resistance material devices, described liquid distributor is the perforate filter plate 7 that is arranged on the annular on pot body 2 inwalls.Pot body stage casing 204 is provided with some drawing liquid mouths of pipe 207, pot body 2 inwalls are provided with annular filter plate 6 corresponding to the drawing liquid mouth of pipe 207 places, the top of described pot body hypomere 205 circumferentially is evenly equipped with four dilution imports 209, pot body hypomere 205 bottom grout outlet 202 places are provided with one and take over 8, take over to have on 8 and spurt mouth 801 and bottom cycle liquid mouth 802, described blow-off valve 4 is arranged on and spurts mouthful 801 places.Grout outlet 202 diameters of described pot body 2 bottoms are at least 600mm.
The digestion process of vertical digester comprises charging, elementary boiling, intermediate boiling, intensification and insulation, displacement recovery, spurts six steps.(1) the charging stage: material and cold black liquid and some cold white liquid are packed into by charging door 201 in pot body 2; (2) the elementary boiling stage: the cold white liquid of pumping temperature black liquor and part enters pot body 2 from bottom circulating medical solution mouth 802, and the mixed liquor in the pot body is emitted from top circulating medical solution mouth 206.(3) the intermediate boiling stage: the white liquid of pumps hot black liquor and heat enters pot body 2 from bottom circulating medical solution mouth 802, and the mixed liquor in pot body 2 is emitted from top circulating medical solution mouth 206.(4) heat up and holding stage: the liquid in pot body 2 is extracted out from middle part liquid suction pipe mouth 207, carried out circulating-heating and insulation in pot body 2 through entering from top circulating medical solution mouth 206 and bottom circulating medical solution mouth 802 respectively after the heating of heat cycles device.(5) displacement recovery stage: the hot water that pumping is used for washing enters pot body 2 from bottom circulating medical solution mouth 802, and the hot black liquor in pot body 2 is emitted from top circulating medical solution mouth 206, and in pot, slurry is washed simultaneously.(6) spurt blowing: in pot slurry by grout outlet 202 through take over 8 spurt mouthfuls 801 and blow-off valve 4 discharge.This vertical digester is owing to having reclaimed the part heat in the digestion process, so energy consumption is low, and the intensity of gained pulping is good, yield is high, Kappa number is low.
Be provided with the perforate filter plate 5 of annular due to the internal wall pot body of pot body epimere 203 cocycle liquid mouth 206 correspondences, on the liquid that heats up and holding stage can be sent the circulatory system here is distributed to pot body 2 interior whole cross section equably, and when discharging, elementary boiling, intermediate boiling and displacement recovery stage liquid can prevent that the interior material fiber of pot body 2 from discharging.
Take over 8 because pot body hypomere 205 bottom grout outlet 202 places are provided with one, take on 8 and have bottom circulating medical solution mouth 802, be used for heating up and the liquid of holding stage after heating sent in pot body 2.
Because the top at described pot body hypomere 205 circumferentially is evenly equipped with four dilution imports 209, therefrom pass into dilution during blowing, be convenient to material and spurt.
In addition, grout outlet 202 diameters of pot body 2 bottoms are set to 600mm at least, thereby have greatly shortened the blowing blowdown time, thereby improved the operating efficiency of digester.
Claims (5)
1. a vertical digester comprises: pot cover, the pot body, bearing, blow-off valve, the medicine liquid heating circulating device, packer, pot body top is provided with charging door, pot body bottom is provided with grout outlet, the pot body comprises epimere, the stage casing, hypomere three parts, it is characterized in that: described pot body epimere is provided with gas vent, in pot body epimere, the gas vent below is provided with venting resistance material device, on pot body epimere, venting resistance material device below is provided with at least one top circulating medical solution mouth and liquid distributor, pot body stage casing is provided with some drawing liquid mouths of pipe, internal wall pot body is provided with annular filter plate corresponding to drawing liquid mouth of pipe place, the top of annular filter plate below, described pot body stage casing or pot body hypomere circumferentially is evenly equipped with some dilution imports, grout outlet place, pot body hypomere bottom is provided with an adapter, have in adapter and spurt mouth and bottom circulating medical solution mouth, described blow-off valve is arranged on and spurts a mouthful place.
2. a kind of vertical digester as claimed in claim 1, it is characterized in that: described venting resistance material device is the perforate filter plate that is arranged on internal wall pot body.
3. a kind of vertical digester as claimed in claim 2, it is characterized in that: described liquid distributor is the perforate filter plate that is arranged on internal wall pot body.
4. a kind of vertical digester as claimed in claim 3 is characterized in that: the grout outlet diameter of described pot body bottom is at least 600mm.
5. a kind of vertical digester as claimed in claim 4 is characterized in that: on pot body epimere, venting resistance material device below is provided with four to six top circulating medical solution mouths, and the top of described pot body hypomere circumferentially is evenly equipped with four dilution imports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220721303 CN203007715U (en) | 2012-12-24 | 2012-12-24 | Vertical type boiling pan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220721303 CN203007715U (en) | 2012-12-24 | 2012-12-24 | Vertical type boiling pan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203007715U true CN203007715U (en) | 2013-06-19 |
Family
ID=48599324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220721303 Expired - Fee Related CN203007715U (en) | 2012-12-24 | 2012-12-24 | Vertical type boiling pan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203007715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102978987A (en) * | 2012-12-24 | 2013-03-20 | 江苏华机环保设备有限责任公司 | Vertical cooker |
-
2012
- 2012-12-24 CN CN 201220721303 patent/CN203007715U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102978987A (en) * | 2012-12-24 | 2013-03-20 | 江苏华机环保设备有限责任公司 | Vertical cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhangjiagang Yanlord environmental protection equipment limited liability company Assignor: Jiangsu Huaji Environmental Protection Equipment Co., Ltd. Contract record no.: 2016320010047 Denomination of utility model: Vertical cooker Granted publication date: 20130619 License type: Exclusive License Record date: 20160913 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180116 Address after: The private science and Technology Park Suzhou city yangshe town 215600 Jiangsu city of Zhangjiagang province Zhangjiagang Yanlord environmental protection equipment limited liability company Patentee after: Zhangjiagang Yanlord environmental protection equipment limited liability company Address before: 215600 Zhangjiagang City, Suzhou City, Jiangsu Province, Zhangjiagang Zhenxing road environmental protection equipment Co., Ltd. Patentee before: Jiangsu Huaji Environmental Protection Equipment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20201224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |