CN104452407A - Pulp viscosity adjusting device - Google Patents
Pulp viscosity adjusting device Download PDFInfo
- Publication number
- CN104452407A CN104452407A CN201410709446.1A CN201410709446A CN104452407A CN 104452407 A CN104452407 A CN 104452407A CN 201410709446 A CN201410709446 A CN 201410709446A CN 104452407 A CN104452407 A CN 104452407A
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- CN
- China
- Prior art keywords
- shaped lever
- pulp
- communicated
- pipe
- adjusting device
- Prior art date
- 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.)
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Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
Abstract
The invention discloses a pulp viscosity adjusting device. The pulp viscosity adjusting device comprises a pulp input pipe, an overflow tank communicated with the pulp input pipe, a strip-shaped lever and a base. The overflow tank is internally provided with a first cavity and a second cavity which are partitioned through a vertical partition plate. The first cavity is internally provided with an overflow port. The second cavity is communicated with a funnel-shaped liquid storage room through a guide pipe. The bottom of the liquid storage room is communicated with a water drainage pipe. The liquid storage room is fixedly connected to the strip-shaped lever. A supporting block is arranged at one end of the strip-shaped lever, a baffle is arranged at the other end of the strip-shaped lever, a compression spring is arranged between the baffle and the supporting block, the compression spring is connected with the base and the strip-shaped lever, a spray pipe is arranged below the baffle on the strip-shaped lever and connected with a servo hydraulic cylinder and a water pump, and the water pump is connected with a circulation water pipe communicated with the spray pipe. The pulp viscosity adjusting device aims at solving the problem that due to the fact that appropriate equipment is lacked in an existing paper making technology, the viscosity of pulp cannot be automatically adjusted.
Description
Technical field
The present invention relates to the process equipment in a kind of paper technology, particularly relate to a kind of pulp viscosity adjusting device.
Background technology
Pulp viscosity is mainly in order to the average length of characterization of cellulose strand, pulp viscosity size not only can secondary indication cellulose be degraded in the technical process such as boiling and bleaching destroy degree, and the good and bad situation of the physical property that pulping can be assessed further, therefore the viscosity measuring paper pulp is significant, the viscosity measuring paper pulp uses capillary viscometer usually, first the solvent be suitable for be selected before mensuration to be dissolved by cellulosic material, then measure with the cellulose solution formed.
In existing paper technology, the viscosity of paper pulp can adding and change with composition, cause the viscosity of paper pulp unstable, the moment is needed to regulate, but owing to lacking suitable equipment, in process, the viscosity of paper pulp can not regulate automatically, therefore provides a kind of device of pulp viscosity that can regulate to become shocking problem to be solved.
Summary of the invention
The invention is intended to provide a kind of pulp viscosity adjusting device, to solve in existing paper technology owing to lacking suitable equipment, cause the problem that the viscosity of paper pulp can not regulate automatically.
A kind of pulp viscosity adjusting device in this programme, comprise paper pulp input pipe, be communicated with the excessive case of paper pulp input pipe, bar shaped lever and pedestal, be provided with by separated first chamber of vertical clapboard and the second chamber in described excessive case, overfall is provided with in described first chamber, described second chamber is communicated with between funnelform liquid storage by conduit, bottom between described liquid storage is communicated with drainpipe, be fixedly connected on bar shaped lever between described liquid storage, one end of described bar shaped lever is provided with back-up block, the other end of bar shaped lever is provided with baffle plate, Compress Spring is provided with between described baffle plate and back-up block, described Compress Spring connects pedestal and bar shaped lever respectively, the below of described bar shaped lever overhead gage is provided with jet pipe, described jet pipe is connected to servo hydraulic cylinder and water pump, described water pump is connected with the circulating water pipe be communicated with jet pipe, described servo hydraulic cylinder comprises the piston rod being connected with water adjusting valve, described water adjusting valve is located in the water inlet pipe being communicated with paper pulp input pipe.
The principle of this programme is such: paper pulp enters along paper pulp input pipe to be had in the excessive case of dividing plate, dividing plate is for maintaining the fixing liquid level of paper pulp, unnecessary paper pulp spills into the second chamber in the first chamber, and flow out from the overfall of the second chamber, paper pulp in first chamber flows via a conduit in liquid storage, paper pulp can flow out by the drainpipe in liquid storage freely, liquid pumps in jet pipe by water pump, and can return along the circulating water pipe be communicated with jet pipe, and flow in servo hydraulic cylinder through the partially liq of jet pipe, when pulp viscosity increases, pulp density increases, thus the pulp weight of same volume is increased, weight between liquid storage increases, make the baffle plate convergence jet pipe of bar shaped lever, resistance during liquid flow increases, the fluid pressure supplied by water pump also increases, piston is moved to the left under fluid pressure, the water adjusting valve be connected with servo hydraulic cylinder inner piston rod is opened, water inlet pipe is unimpeded, thus increase the output of mixed pulp, when viscosity reduces, the each element of adjuster will by above-mentioned contrary program execution, Compress Spring between baffle plate and back-up block, rest effect can be played to bar shaped lever.
The invention has the advantages that: this pulp viscosity adjusting device can according to Production requirement, and viscosity required in flexible modulation system, is widely used in papermaking process, meets demand pulp viscosity being needed to adjustment automatically.
Further, described water pump is connected with motor, and described motor is connected with rheostat, and the rotating speed changing motor can be utilized to realize adjuster to adjust to the requirement of different viscosities.
Further, be connected with voltage meter between described motor and rheostat, by starting rheostat, make the circuit ON of supply motor, the scale of voltage meter represents the percentage of viscosity.
Further, be provided with socket helical spring on the piston rod in described servo hydraulic cylinder, helical spring can according to the variation of fluid pressure in system, control piston bar more accurately, thus better controls to adjust water valve.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pulp viscosity adjusting device of the present invention embodiment.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: paper pulp input pipe 1, excessive case 2, bar shaped lever 3, pedestal 4, vertical clapboard 5, the first chamber 6, second chamber 7, overfall 8, conduit 9, between liquid storage 10, drainpipe 11, back-up block 12, baffle plate 13, Compress Spring 14, jet pipe 15, servo hydraulic cylinder 16, water pump 17, circulating water pipe 18, water adjusting valve 19, water inlet pipe 20, helical spring 21, motor 22, rheostat 23, voltage meter 24.
Embodiment is as shown in Figure 1: a kind of pulp viscosity adjusting device, comprise paper pulp input pipe 1, be communicated with the excessive case 2 of paper pulp input pipe 1, bar shaped lever 3 and pedestal 4, be provided with by separated first chamber 6 and the second chamber 7 of vertical clapboard 5 in excessive case 2, overfall 8 is provided with in first chamber 6, second chamber 7 is communicated with between funnelform liquid storage 10 by conduit 9, between liquid storage, the bottom of 10 is communicated with drainpipe 11, between liquid storage, 10 are fixedly connected on bar shaped lever 3, one end of bar shaped lever 3 is provided with back-up block 12, the other end of bar shaped lever 3 is provided with baffle plate 13, Compress Spring 14 is provided with between baffle plate 13 and back-up block 12, Compress Spring 14 connects pedestal 4 and bar shaped lever 3 respectively, the below of bar shaped lever 3 overhead gage 13 is provided with jet pipe 15, jet pipe 15 is connected to servo hydraulic cylinder 16 and water pump 17, water pump 17 is connected with the circulating water pipe 18 be communicated with jet pipe 15, servo hydraulic cylinder 16 comprises the piston rod being connected with water adjusting valve 19, water adjusting valve 19 is located in the water inlet pipe 20 being communicated with paper pulp input pipe 1, socket helical spring 21 on the piston rod is also provided with in servo hydraulic cylinder 16, water pump 17 is connected with motor 22, motor 22 is connected with rheostat 23, voltage meter 24 is connected with between motor 22 and rheostat 23.
In the present embodiment, paper pulp enters along paper pulp input pipe 1 to be had in the excessive case 2 of vertical clapboard 5, vertical clapboard 5 is for maintaining the fixing liquid level of paper pulp, unnecessary paper pulp spills into the second chamber 7 in the first chamber 6, and flow out from the overfall 8 of the second chamber 7, paper pulp in first chamber 6 to flow between liquid storage in 10 by conduit 9, paper pulp can flow out freely from the drainpipe 11 between liquid storage in 10, liquid pumps in jet pipe 15 by water pump 17, and can return along the circulating water pipe 18 be communicated with jet pipe 15, and flow in servo hydraulic cylinder 16 through the partially liq of jet pipe 15, when pulp viscosity increases, pulp density increases, thus the pulp weight of same volume is increased, between liquid storage, the weight of 10 increases, make the baffle plate 13 convergence jet pipe 15 of bar shaped lever 3, resistance during liquid flow increases, the fluid pressure supplied by water pump 17 also increases, piston is moved to the left under fluid pressure, the water adjusting valve 19 be connected with servo hydraulic cylinder 16 inner piston rod is opened, water inlet pipe 20 is unimpeded, thus increase the output of mixed pulp, when viscosity reduces, the each element of adjuster will by above-mentioned contrary program execution, Compress Spring 14 between baffle plate 13 and back-up block 12, rest effect can be played to bar shaped lever 3.
Water pump 17 is connected with motor 22, motor 22 is connected with rheostat 23, the rotating speed changing motor 22 can be utilized to realize adjuster to adjust to the requirement of different viscosities, voltage meter 24 is connected with between motor 22 and rheostat 23, by starting rheostat 23, make the circuit ON of supply motor 22, the scale of voltage meter 24 represents the percentage of viscosity, socket helical spring 21 is on the piston rod provided with in servo hydraulic cylinder 16, helical spring 21 can according to the variation of fluid pressure in system, control piston bar more accurately, thus better control to adjust water valve 19.This pulp viscosity adjusting device can according to Production requirement, and viscosity required in flexible modulation system, is widely used in papermaking process, meets demand pulp viscosity being needed to adjustment automatically.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (4)
1. a pulp viscosity adjusting device, it is characterized in that, comprise paper pulp input pipe, be communicated with the excessive case of paper pulp input pipe, bar shaped lever and pedestal, be provided with by separated first chamber of vertical clapboard and the second chamber in described excessive case, overfall is provided with in described first chamber, described second chamber is communicated with between funnelform liquid storage by conduit, bottom between described liquid storage is communicated with drainpipe, be fixedly connected on bar shaped lever between described liquid storage, one end of described bar shaped lever is provided with back-up block, the other end of bar shaped lever is provided with baffle plate, Compress Spring is provided with between described baffle plate and back-up block, described Compress Spring connects pedestal and bar shaped lever respectively, the below of described bar shaped lever overhead gage is provided with jet pipe, described jet pipe is connected to servo hydraulic cylinder and water pump, described water pump is connected with the circulating water pipe be communicated with jet pipe, described servo hydraulic cylinder comprises the piston rod being connected with water adjusting valve, described water adjusting valve is located in the water inlet pipe being communicated with paper pulp input pipe.
2. a kind of pulp viscosity adjusting device according to claim 1, it is characterized in that: described water pump is connected with motor, described motor is connected with rheostat.
3. a kind of pulp viscosity adjusting device according to claim 2, is characterized in that: be connected with voltage meter between described motor and rheostat.
4. a kind of pulp viscosity adjusting device according to claim 3, is characterized in that: be provided with socket helical spring on the piston rod in described servo hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410709446.1A CN104452407A (en) | 2014-11-28 | 2014-11-28 | Pulp viscosity adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410709446.1A CN104452407A (en) | 2014-11-28 | 2014-11-28 | Pulp viscosity adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104452407A true CN104452407A (en) | 2015-03-25 |
Family
ID=52899112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410709446.1A Pending CN104452407A (en) | 2014-11-28 | 2014-11-28 | Pulp viscosity adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104452407A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121136A (en) * | 2022-06-16 | 2022-09-30 | 滕州祥润化工有限公司 | Ammonia water preparation equipment and preparation process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044505A (en) * | 1990-01-22 | 1990-08-08 | 西南计算中心 | Automatic pulp density control apparatus |
| US5843281A (en) * | 1997-01-14 | 1998-12-01 | Valmet Corporation | Headbox of a paper machine with edge feed arrangements |
| CN1229157A (en) * | 1999-04-07 | 1999-09-22 | 中国计量科学研究院 | Instrument for measuring and controlling wood pulp concentration |
| CN204311289U (en) * | 2014-11-28 | 2015-05-06 | 重庆市明皓光学仪器有限公司 | A kind of pulp viscosity adjusting device |
-
2014
- 2014-11-28 CN CN201410709446.1A patent/CN104452407A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044505A (en) * | 1990-01-22 | 1990-08-08 | 西南计算中心 | Automatic pulp density control apparatus |
| US5843281A (en) * | 1997-01-14 | 1998-12-01 | Valmet Corporation | Headbox of a paper machine with edge feed arrangements |
| CN1229157A (en) * | 1999-04-07 | 1999-09-22 | 中国计量科学研究院 | Instrument for measuring and controlling wood pulp concentration |
| CN204311289U (en) * | 2014-11-28 | 2015-05-06 | 重庆市明皓光学仪器有限公司 | A kind of pulp viscosity adjusting device |
Non-Patent Citations (1)
| Title |
|---|
| 孟宪源: "《现代机构手册 选例、构型、设计 （下册）》", 31 December 1994, 机械工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121136A (en) * | 2022-06-16 | 2022-09-30 | 滕州祥润化工有限公司 | Ammonia water preparation equipment and preparation process thereof |
| CN115121136B (en) * | 2022-06-16 | 2024-03-22 | 滕州祥润化工有限公司 | Ammonia water preparation equipment and preparation process thereof |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |
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| RJ01 | Rejection of invention patent application after publication |