CN202936665U - Combined charging cover of cooking boiler for papermaking - Google Patents
Combined charging cover of cooking boiler for papermaking Download PDFInfo
- Publication number
- CN202936665U CN202936665U CN 201220670990 CN201220670990U CN202936665U CN 202936665 U CN202936665 U CN 202936665U CN 201220670990 CN201220670990 CN 201220670990 CN 201220670990 U CN201220670990 U CN 201220670990U CN 202936665 U CN202936665 U CN 202936665U
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- China
- Prior art keywords
- housing
- ball cap
- shell
- upper cover
- charging
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a combined charging cover of a cooking boiler for papermaking. The combined charging cover comprises a shell, an upper cover and a feeding barrel, wherein the upper part and lower part of the shell are hollow cylinders; a hollow inverted truncated cone is arranged at the middle part of the shell; an exhaust port is arranged at the lateral wall of the upper part of the shell; a steam inlet is arranged at the lateral wall of the lower part of the shell; the upper cover is arranged at the top end of the shell; a through hole is arranged at the center of the upper cover; the feeding barrel is connected with the through hole; a ball cap is arranged inside the shell corresponding to the lower end of the feeding barrel; a sealing ring matched with the ball cap is arranged at the bottom part of the upper cover corresponding to the edge of the ball cap; the ball cap is fixed on a charging valve through a support seat; the charging valve is sleeved and fixed on a rotating shaft; and the rotating shaft is connected with a pneumatic actuator arranged at the outer lateral wall of the shell. The combined charging cover of the cooking boiler for papermaking which can be simple and convenient to operate, and high in control accuracy by centralized control, and can be used for effectively improving the work efficiency is provided by the utility model.
Description
Technical field
The utility model relates to a kind of boiler charging lid, particularly relates to a kind of paper grade (stock) digester combination charging lid.
Background technology
digester is the capital equipment of paper technology, at present with the supporting vertical digester of conventional digesting technoloy on the pot cover that uses mostly be semi-automatic pot cover, opening ways is for rotating the structure that staggers, at first pot cover is rotated on one side, and then put down a dress pot barrel, after completing, the dress pot rises again dress pot barrel, at last pot cover is closed, whole operating process very complicated, need artificial assistance, can not realize Automatic Control, can not satisfy the needs of Rapid replacement decoction system, and an original pot mouthful exhaust apparatus is the Weight type structure, at first the weight of pot mouth exhaust apparatus is up pushed away during use, on the pot cover that inner core is dropped on open, then the position that the handgrip of flake type gate is pushed into out, dial rotation, drive scale and open the ability blowing, after blowing finishes, handgrip is pulled to the position of closing, scale is all shut passage, pot mouth exhaust apparatus weight is past drop-down, inner core rises to original position, complete once dress pot process, its process is complicated, and inconvenient operation, increased staff's labour intensity, waste time and energy.
The utility model content
The utility model is in order to address the above problem, and provides a kind of and can realize by centralized Control easy and simple to handlely, and control accuracy is high, the paper grade (stock) digester combination charging lid of effectively increasing work efficiency.
The technical solution of the utility model is:
a kind of paper grade (stock) digester combination charging lid, contain housing, upper cover and feeding cylinder, the upper and lower of described housing is the cylinder of hollow, the middle part of housing is the truncated cone that falls of hollow, the sidewall on housing top is provided with an exhaust outlet, the sidewall of lower housing portion is provided with a steam inlet, described upper cover is arranged on the top of housing, the center of upper cover has a through hole, feeding cylinder is connected with through hole, be provided with a ball cap lid in the housing corresponding with the feeding cylinder lower end, be provided with the sealing ring that is complementary with the ball cap lid bottom the upper cover corresponding with the edge of ball cap lid, described ball cap lid is fixed on the charging valve body by supporting seat, described charging valve body is fixed by socket on turning cylinder, described turning cylinder is connected with pneumatic actuator on being located at the hull outside wall.
Described charging valve body is the cylinder of longitudinal section hollow, and the charging valve body is provided with the flange of setting pressure switch.
The sidewall of described housing is provided with an electric push rod, and the charging valve outer wall corresponding with electric push rod is provided with an arc push rod, and the supporting seat of an end of described arc push rod and ball cap lid is fixedly connected.
Cover on described near the feeding cylinder place and be provided with a wood fragments bits clean-up port.
Described pneumatic actuator also is connected with a safety interlock, and the opposite side of the housing corresponding with pneumatic actuator is provided with a temperature difference displacement compensating mechanism.
Useful good effect of the present utility model is:
1. the utility model paper grade (stock) digester combination charging is covered housing, upper cover, ball cap lid, electric push rod, safety interlock and pneumatic actuator and is consisted of one, compact conformation, pass through centralized Control, enhance productivity, reduce staff's labour intensity, time saving and energy saving, and low cost of manufacture, long service life, profitable.
2. employing linear pattern runner of the present utility model reduces circulating resistance, and the material such as wood chip is passed through fast, reaches the purpose of fast quick-mounting pot, saves time, and raises the efficiency.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is contour structures schematic diagram of the present utility model;
Fig. 4 is the B-B sectional structure schematic diagram of Fig. 3;
Fig. 5 is the C-C sectional structure schematic diagram of wood fragments bits clean-up port in Fig. 2.
The specific embodiment
Referring to Fig. 1 ~ shown in Figure 5, the meaning of number in the figure representative is: 1 housing, 2 turning cylinders, 3 upper covers, 4 ball cap lids, 5 electric push rods, 6 safety interlocks, 7 pneumatic actuators, 8 steam chip distributors, 9 charging valve bodies, 10 pots of mouth exhaust outlets, 11 temperature difference displacement compensation devices, 12 supporting seats, 13 arc push rods, 14 feeding cylinders, 15 steam (vapor) outlets, 16 steam inlets, 17 wood fragments are considered the clean-up port to be worth doing.
a kind of paper grade (stock) digester combination charging lid, contain housing 1, upper cover 3 and feeding cylinder 14, the upper and lower of described housing is the cylinder of hollow, the middle part of housing is the truncated cone that falls of hollow, the sidewall on housing top is provided with one pot of mouth exhaust outlet 10, can discharge domestic steam according to the digesting technoloy different phase, the sidewall of lower housing portion is provided with a steam inlet 16, described upper cover is arranged on the top of housing, the center of upper cover has a through hole, feeding cylinder is connected with through hole, be provided with a ball cap lid 4 in the housing corresponding with the feeding cylinder lower end, be provided with the sealing ring that is complementary with the ball cap lid bottom the upper cover corresponding with the edge of ball cap lid, described ball cap lid is fixed on charging valve body 9 by supporting seat 12, described charging valve body is fixed by socket on turning cylinder 2, described turning cylinder is connected with pneumatic actuator 7 on being located at the hull outside wall.
described charging valve body is that the longitudinal section is the cylinder of hollow, the charging valve body is provided with the flange of setting pressure switch, when pot inner pressure during higher than the safe opening setting pressure, pressure switch can automatically lock control system, do not allow the filler valve actuator move, only have when pressure during lower than the safe opening setup pressure value, the filler valve actuator just can move, for guaranteeing safety, also increase a cylinder stop mechanical lock device in starting actuator, as the second heavy fault-operation protection, guarantee that the digester security of system moves reliably, greatly improve safety coefficient of the present utility model.
The sidewall of described housing is provided with an electric push rod 5, and the charging valve actuator outer wall corresponding with electric push rod is provided with an arc push rod 13, and the supporting seat of an end of described arc push rod and ball cap lid is fixedly connected.
Cover on described near the feeding cylinder place and be provided with a wood fragments bits clean-up port 17, prevent that the wood fragments bits from affecting the sealing of pot cover.
Described pneumatic actuator also is connected with a safety interlock 6, and the opposite side of the housing corresponding with pneumatic actuator is provided with a temperature difference displacement compensating mechanism 11.
when the complete sealing of pot cover charging, make ball cap lid 90-degree rotation up by starting actuator, during then by electric push rod, ball cap covers liter, realize ball cap lid and not rotatory sealing of sealing ring, when the pot cover charging is opened, by electric push rod, the ball cap lid is descended, then make ball cap lid 90-degree rotation by pneumatic actuator, the cylinder of hollow corresponding feeding cylinder just on this fashion material valve body 9, can feed, when opening with sealing due to the ball cap lid, the sealing ring of ball cap lid and pot mouth is rotating contact not, can effectively protect sealing ring, extend the life cycle of sealing ring.
In steam dress pot, the mode of circulation exhausting in employing is discharged air and a small amount of residual air of being put out in wood chip leaked-in air, wood chip with air exhauster, in a little negative pressure of pot interruption-forming, wood chip is flowed in pot swimmingly.
Claims (5)
1. a paper grade (stock) digester combination charging is covered, contain housing, upper cover and feeding cylinder, it is characterized in that: the upper and lower of described housing is the cylinder of hollow, the middle part of housing is the truncated cone that falls of hollow, the sidewall on housing top is provided with an exhaust outlet, the sidewall of lower housing portion is provided with a steam inlet, described upper cover is arranged on the top of housing, the center of upper cover has a through hole, feeding cylinder is connected with through hole, be provided with a ball cap lid in the housing corresponding with the feeding cylinder lower end, be provided with the sealing ring that is complementary with the ball cap lid bottom the upper cover corresponding with the edge of ball cap lid, described ball cap lid is fixed on the charging valve body by supporting seat, described charging valve body is fixed by socket on turning cylinder, described turning cylinder is connected with pneumatic actuator on being located at the hull outside wall.
2. paper grade (stock) digester combination charging according to claim 1 is covered, and it is characterized in that: described charging valve actuator is the cylinder of longitudinal section hollow, and the charging valve body is provided with the flange of setting pressure switch.
3. paper grade (stock) digester combination charging according to claim 1 is covered, it is characterized in that: the sidewall of described housing is provided with an electric push rod, the charging valve outer wall corresponding with electric push rod is provided with an arc push rod, and the supporting seat of an end of described arc push rod and ball cap lid is fixedly connected.
4. paper grade (stock) digester according to claim 1 combination charging lid is characterized in that: cover on described near the feeding cylinder place and be provided with a wood fragments bits clean-up port.
5. paper grade (stock) digester combination charging according to claim 1 is covered, and it is characterized in that: described pneumatic actuator also is connected with a safety interlock, and the opposite side of the housing corresponding with pneumatic actuator is provided with a temperature difference displacement compensating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220670990 CN202936665U (en) | 2012-12-08 | 2012-12-08 | Combined charging cover of cooking boiler for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220670990 CN202936665U (en) | 2012-12-08 | 2012-12-08 | Combined charging cover of cooking boiler for papermaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202936665U true CN202936665U (en) | 2013-05-15 |
Family
ID=48320911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220670990 Expired - Lifetime CN202936665U (en) | 2012-12-08 | 2012-12-08 | Combined charging cover of cooking boiler for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202936665U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397553A (en) * | 2013-07-09 | 2013-11-20 | 安徽工程大学 | Decompression device for device capable of detaching straw fibers in oriented mode and decompression method |
-
2012
- 2012-12-08 CN CN 201220670990 patent/CN202936665U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397553A (en) * | 2013-07-09 | 2013-11-20 | 安徽工程大学 | Decompression device for device capable of detaching straw fibers in oriented mode and decompression method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |
|
| CX01 | Expiry of patent term |