CN2098516U - Pretreatment equipment for raw materials of non-glue arfificial board - Google Patents
Pretreatment equipment for raw materials of non-glue arfificial board Download PDFInfo
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- CN2098516U CN2098516U CN 91209029 CN91209029U CN2098516U CN 2098516 U CN2098516 U CN 2098516U CN 91209029 CN91209029 CN 91209029 CN 91209029 U CN91209029 U CN 91209029U CN 2098516 U CN2098516 U CN 2098516U
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Abstract
The utility model relates to a pretreatment device for raw materials of a non-glue artificial plate, comprising a transfer bunker, a spiral feeder, a boiler, an ejection bunker, an agitator conveyer, a star shaped discharging device, a feeding device, a cyclone separator, and a bunker. Materials are measured and stored in the transfer bunker, and are uniformly and periodically added in the boiler through the spiral feeder; the materials are treated in the boiler through the high pressure saturated vapor, and are ejected into the ejection bunker; the loose edges of the materials edges are uniformly sent into the star shaped discharging device through the agitator conveyer and sent into the cyclone separator through wind, arriving in the bunker.
Description
The utility model relates to a kind of glue-free artificial board's pretreatment equipment.
Growing tension along with worldwide forest timber resource, for many years, many countries are devoted to the substitute with wood raw material always, for example bagasse, cornstalk, sorghum rod, to the last of the ten Heavenly stems day bar with the straw rice husk etc., the research and development of producing artificial board.As United States Patent (USP) U.S.P.3,850,677 to have disclosed a kind of be raw material with the rice husk, with special phenolic resins is that adhesive is made the rice husk plate, but this sheet material has been owing to used more special phenolic resin glue, so production cost is than higher, and industrial production not too suits.Chinese patent CN1008282B has disclosed the method for a kind of " producing synthetic by lignocellulosic materials ".The research work of being made the glue-free artificial board by lignocellulosic materials also only is confined to laboratory stage, yet there are no the report of implementing in industrial production but up to now.Therefore, at present both at home and abroad still unmatchful raw material during by lignocellulosic materials industrial production glue-free artificial board carries out equipment of pretreatment.
The purpose of this utility model provides a kind of in the production process by lignocellulosic materials manufacturing glue-free artificial board, its raw material is carried out equipment of pretreatment, a kind of glue-free artificial board's pretreatment equipment promptly is provided, utilizes this equipment to provide proper raw material for glue-free artificial board's continuous industry production.
The utility model glue-free artificial board pretreatment equipment comprises intermediate bunker, screw feeder, boiling vessel, spurts feed bin, agitator-conveyor, star-shaped feeder, pay-off and feed bin; Be provided with the spiral of adjustable-speed in the screw feeder, the feeder boiling vessel is a pressure vessel, and the top and the bottom of this container are provided with charging/discharging valve respectively, and is provided with the steam import and export; Charging/discharging valve links to each other with separately valve control device by linkage respectively, safety valve is equipped with at the place, steam inlet, Pressure gauge and the automatic steam pressure of boiling vessel and the pressure transmitter of discharge pressure regulated, the bottom of boiling vessel is provided with bucket-shaped dividing plate, and pay-off comprises blower fan, airduct and feed pipe.
Brief Description Of Drawings
Fig. 1 is the utility model glue-free artificial board pretreatment equipment layout drawing;
Fig. 2 is the cutaway view of the boiling vessel in the equipment of Fig. 1;
Fig. 3 is the cutaway view that spurts feed bin in the equipment of Fig. 1;
Fig. 4 is the steam inlet valve and the supervising device schematic diagram thereof of boiling vessel.
Below in conjunction with accompanying drawing the utility model pretreatment equipment for raw materials of non-glue arfificial is described in detail.
As shown in Figure 1, the utility model pretreatment equipment for raw materials of non-glue arfificial comprises intermediate bunker 1, screw feeder 2, boiling vessel 3, spurts feed bin 6, agitator-conveyor 7, star-shaped feeder 8, blower fan 10, airduct 9, feed pipe 11, cyclone separator 4 and feed bin 5.
Raw material is added in the intermediate bunker 1 after crushed, and feed bin 1 is up-small and down-big trapezoidal feed bin, and raw material can not produce the bridging phenomenon in this feed bin 1, thereby has guaranteed the continuous running of package unit.Raw material in the feed bin 1 is added in the boiling vessel 3 at regular time and quantity through screw feeder 2 in batches, and the feeding screw that is provided with adjustable-speed in feeder 2 is with the control charging rate.Boiling vessel 3 is a pressure vessel, and as shown in Figure 2, the top of boiling vessel 3 is a upper cover body 17, and links to each other with screw feeder 2, is provided with inlet valve 26 in the upper cover body 17; The bottom of boiling vessel 3 is heat exchanger head 25, and is provided with blow-off valve 27, and blow-off valve 27 links to each other with drainage conduit.The steam inlet valve 34 of boiling vessel 3 and supervising device thereof are as shown in Figure 4, steam inlet valve 34 is located at the following side of boiling vessel 3, this inlet valve is provided with Pressure gauge 33, pressure inverting device 31 and safety valve 32, Pressure gauge 33 is used to refer to the pressure in the boiling vessel 3, and 33 in pressure inverting device plays the pressure in the adjusting boiling vessel 3.Described inlet valve 26 and bleeder valve 27 are cone valve, motor-driven valve, steam-operating valve or mud valve.Inlet valve 26 links to each other with valve control cylinder 21 by linkage 28, and the control cylinder 21 of described valve links to each other with the body of boiling vessel 3.
After filling it up with raw material in the boiling vessel 3, to wherein feeding high-pressure saturated steam, make temperature wherein reach 160-223 ℃ by the steam inlet valve 34 on it, pressure between 1.6-2.5MPa, boiling 3-10 minute then.By steam outlet valve 13 steam is discharged subsequently.
When wherein pressure is reduced to when being lower than 0.5MPa, blow-off valve 27 is opened automatically, and the raw material after the boiling is spurted in the feed bin 6, spurts feed bin as shown in Figure 3.Be provided with bucket-shaped dividing plate 29 in the bottom of boiling vessel 3, the effect of bucket-shaped dividing plate 29 is that the material after the boiling residues in the boiling vessel 3 when preventing discharge.Junction at the upper cover body 17 of boiling vessel 3 and low head body 25 and the body of container 3 also is respectively equipped with stiffening ring 24, the middle and lower part of boiling vessel 3 is provided with suspension holdfast 19, be provided with stiffener 20 between the body of suspension holdfast 19 and boiling vessel 3, suspension holdfast 19 links to each other with pillar 31 by bolt.
Material after boiling vessel 3 boilings spurts in the feed bin 6 at pressure from boiling vessel 3 rapidly under less than the condition of 0.5MPa, in this feed bin 6, material separates with high steam, material after the separation is dialled on one side through agitator-conveyor 7 and is loose into loose condition (of surface), deliver to equably in the star-shaped feeder 8 simultaneously, from the material that star-shaped feeder 8 comes out, by blower fan 10 and airduct 9 it to be delivered in the cyclone separator 4 through charging line 11, the material after separating enters in the wet feed storehouse 5.
With embodiment the utility model pretreatment equipment is further detailed below.
Embodiment 1
To mix broadleaf is raw material, pulverizes the back and adopts the utility model pretreatment equipment, carries out preliminary treatment with high-pressure saturated water vapor.During processing, the pressure in the boiling vessel is 1.9MPa, and digestion time is 8 minutes.Make the no glue medium density fiber panel products of 1220 * 2440mm breadth with the raw material after handling.The sheet material MOR is 19N/mm
2, plane tensile strength is 0.44N/mm
2, elastic modelling quantity is 3.7 * 10
3/ mm
2, the MOR of poach after 2 hours is 7.7N/mm
2
Embodiment 2
With the bagasse is raw material, pulverizes the back and adopts the utility model pretreatment equipment, carries out preliminary treatment with high-pressure saturated water vapor.During processing, the cooking pressure in the boiling vessel is 1.9MPa, and digestion time is 3 minutes.Make 1220 * 4880mm with the raw material after handling
2The no glue bagasse particleboard of breadth.The MOR of the sheet material that makes is 26.07N/mm, and plane tensile strength is 0.324N/mm
2
As mentioned above, adopt the utility model pretreatment equipment, is 1.6-2.5MPa to wood materials and crop residue at pressure, temperature is to carry out preliminary treatment under 160-223 ℃, glue-free artificial board's performance with pretreated material production reaches product standard, and can satisfy the requirement of continuous industry production.
Claims (9)
1, a kind of glue-free artificial board's pretreatment equipment, it is characterized in that described equipment comprises intermediate bunker, screw feeder, boiling vessel, spurts feed bin, agitator-conveyor, star-shaped feeder, pay-off, cyclone separator and feed bin, wherein, described intermediate bunker is connected with screw feeder, and the outlet of described screw feeder is connected with the charging aperture at described boiling vessel top; The bottom discharge mouth of described boiling vessel is connected with the described feed bin that spurts, and an agitator-conveyor is established in the bottom of spurting feed bin, and a star-shaped feeder is established in the below of this agitator-conveyor; The discharging opening of star-shaped feeder links to each other with airduct with the feed pipe of pay-off, and described feed pipe links to each other with cyclone separator, and the outlet of cyclone separator then links to each other with feed bin.
2,, it is characterized in that described intermediate bunker is up-small and down-big trapezoidal feed bin according to the described equipment of claim 1.
3,, it is characterized in that being provided with in the described screw feeder spiral of adjustable-speed according to the described equipment of claim 1.
4, according to the described equipment of claim 1, it is characterized in that described boiling vessel is a pressure vessel, the top of this container is a upper cover body, is provided with charging valve in the upper cover body, charging valve links to each other with valve control device by a linkage; The bottom of boiling vessel is a heat exchanger head also, and is provided with blow-off valve, and the following side of boiling vessel is provided with steam inlet, and upper lateral part is provided with steam (vapor) outlet, and the junction of the body of upper cover body and low head body and boiling vessel is provided with sealing ring.
5,, it is characterized in that described valve control device links to each other with the boiling vessel body according to the described equipment of claim 4.
6,, it is characterized in that described inlet valve and bleeder valve are cone valve, motor-driven valve, pneumatic operated valve or mud valve according to the described equipment of claim 4.
7,, it is characterized in that described steam inlet is provided with Pressure gauge, safety valve and pressure transmitter according to the described equipment of claim 4.
8,, it is characterized in that being provided with bucket-shaped dividing plate in the bottom of boiling vessel according to the described equipment of claim 4.
9,, it is characterized in that described pay-off comprises blower fan, airduct and feed pipe according to the described equipment of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91209029 CN2098516U (en) | 1991-05-31 | 1991-05-31 | Pretreatment equipment for raw materials of non-glue arfificial board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91209029 CN2098516U (en) | 1991-05-31 | 1991-05-31 | Pretreatment equipment for raw materials of non-glue arfificial board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2098516U true CN2098516U (en) | 1992-03-11 |
Family
ID=4918088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91209029 Granted CN2098516U (en) | 1991-05-31 | 1991-05-31 | Pretreatment equipment for raw materials of non-glue arfificial board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2098516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120614A (en) * | 2014-07-21 | 2014-10-29 | 江苏金沃机械有限公司 | Rotary material-shifting type steaming warehouse |
| CN108032405A (en) * | 2017-12-20 | 2018-05-15 | 福建农林大学 | A kind of glueless bamboo particieboard and preparation method thereof |
-
1991
- 1991-05-31 CN CN 91209029 patent/CN2098516U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120614A (en) * | 2014-07-21 | 2014-10-29 | 江苏金沃机械有限公司 | Rotary material-shifting type steaming warehouse |
| CN108032405A (en) * | 2017-12-20 | 2018-05-15 | 福建农林大学 | A kind of glueless bamboo particieboard and preparation method thereof |
| CN108032405B (en) * | 2017-12-20 | 2019-10-11 | 福建农林大学 | A kind of glueless bamboo particieboard and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Designer after: Zhu Tieliang Designer before: Zhu Tieliang Designer before: He Naizhang |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: NON-ADHESIVE PANELS TECHNOLOGY CO., LTD., SHEKOU MERCHANTS; CHINESE ACADEMY OF FORESTRY RESEARCH INSTITUTE OF WOOD INDUSTRY TO: NON-ADHESIVE PANELS TECHNOLOGY CO., LTD., SHEKOU MERCHANTS; DESIGNER; FROM: ZHU TIELIANG; HE NAIZHANG TO: ZHU TIELIANG |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Non-adhesive Panels Technology Co., Ltd., Shekou Merchants Patentee before: Non-adhesive Panels Technology Co., Ltd., Shekou Merchants Patentee before: Institute of wood industry, Chinese Academy of forestry |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |