CN114855505B - Vulcanized fiber paper production gelatinization temperature automatic control device - Google Patents
Vulcanized fiber paper production gelatinization temperature automatic control device Download PDFInfo
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- CN114855505B CN114855505B CN202210482626.5A CN202210482626A CN114855505B CN 114855505 B CN114855505 B CN 114855505B CN 202210482626 A CN202210482626 A CN 202210482626A CN 114855505 B CN114855505 B CN 114855505B
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/32—Addition to the formed paper by contacting paper with an excess of material, e.g. from a reservoir or in a manner necessitating removal of applied excess material from the paper
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/78—Controlling or regulating not limited to any particular process or apparatus
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Abstract
The invention discloses an automatic control device for the gelling temperature in vulcanized fiber paper production, and aims to overcome the defect that the temperature fluctuation is large and inconstant due to the fact that the temperature is increased and decreased by manually measuring the temperature at intervals in the gelling process of the conventional vulcanized fiber paper. The device comprises a gelling tank for gelling the vulcanized fiber paper, wherein a temperature control device and a constant temperature device are arranged in the gelling tank, the temperature control device comprises a first pipeline capable of introducing steam or water, a second pipeline for heating liquid in the gelling tank, a third pipeline capable of exhausting steam or water, a temperature sensor and a temperature control valve group; the second pipeline is arranged between the first pipeline and the third pipeline and can be used for connecting the pipelines; a sensor sleeve is arranged on the inner wall of the gelatinization tank, and a temperature sensor is arranged in the sensor sleeve; the temperature control valve group is arranged at the end part of a first pipeline arranged outside the gelling tank; the constant temperature device comprises a plurality of partition plates, a connecting support arranged between the partition plates, a middle water temperature adjusting mechanism and a constant temperature gelling mechanism.
Description
Technical Field
The invention relates to a temperature control device, in particular to an automatic gelling temperature control device for vulcanized fiber paper production.
Background
At present, the gelling process is the most important in the production of vulcanized fiber paper, the raw paper generates a gelling reaction through a gelling solution, and the main process gelling time and the gelling temperature in the gelling process are particularly important; the gelling temperature refers to the temperature of the gelling solution in the gelling tank, and plays a key role in the reaction of the base paper. And temperature control in traditional vulcanized fiber paper gelatinization process needs to be measured at interval intervals through manual work, and the control of heating or cooling is being carried out to make temperature fluctuation great inconstant, and this process is generally more time-consuming and laborious, and the precision is not high moreover.
Chinese patent publication No. CN113735420A, published on 2021, 12/3, entitled a flow cell device and a method for controlling the temperature of a flow cell, discloses a flow cell device and a method for controlling the temperature of a flow cell, wherein the flow cell device comprises a flow cell for flowing molten glass and a steel cell for mounting the flow cell, the flow cell device further comprises a heating part for heating the molten glass, a temperature measuring part for measuring the temperature of flowing sugar, a control part for controlling the operation of the heating part according to feedback information of the temperature measuring part, and an upper enclosure for forming a sealed heating space at the upper part of the flow cell, wherein the heating part is arranged in the heating space and is spaced from the molten glass, a plurality of inwardly recessed blind holes are arranged at the outer side wall of the flow cell at intervals, the temperature measuring part is arranged in the inner part of the flow cell hole and is sealed and connected with the two side walls of the flow cell, and the upper enclosure and the flow cell are combined to form a heating space.
Disclosure of Invention
The invention overcomes the defects that the temperature control needs to be manually measured at intervals in the gelling process of the traditional vulcanized fiber paper, and the temperature fluctuation is large and inconstant due to temperature rise and fall control, and provides the automatic gelling temperature control device for vulcanized fiber paper production, which can realize the automatic constant temperature control of the temperature of gelling liquid through a temperature control device, so that the temperature fluctuation is small and constant.
In order to solve the technical problem, the invention adopts the following technical scheme: an automatic gelling temperature control device for vulcanized fiber paper production comprises a gelling tank for gelling vulcanized fiber paper, wherein a temperature control device is arranged in the gelling tank, and comprises a first pipeline capable of steam inlet or water inlet, a second pipeline for heating liquid in the gelling tank, a third pipeline capable of steam exhaust or water drainage, a temperature sensor and a temperature control valve group; the second pipeline is arranged between the first pipeline and the third pipeline and can be used for connecting the pipelines; a sensor sleeve is arranged on the inner wall of the gelatinization tank, and a temperature sensor is arranged in the sensor sleeve; the temperature control valve group is arranged at the end part of the first pipeline arranged outside the gelling tank.
The problems of low temperature control efficiency and large temperature shift in the traditional vulcanized fiber paper gelling process are solved; the invention has the advantages that the gelling temperature refers to the temperature of a gelling solution in a gelling tank, plays a key role in the reaction of the base paper and is mainly adjusted by a temperature increasing (reducing) pipe (a second pipeline). The temperature sensor is arranged in the sensor sleeve, the sensor sleeve is arranged in the gelatinization groove, and the glycerin is injected into the sensor sleeve to ensure the accuracy of the temperature sensor. The temperature of the gelling solution is kept constant by adjusting a temperature sensor and a temperature control valve group.
Preferably, the second pipeline is arranged on the inner wall of the gelatinizing tank and is arranged in a serpentine structure. The structure facilitates uniform heating of the gelled liquid.
Preferably, the temperature control valve group comprises a steam electric control valve and a cooling water electric control valve. The mechanism facilitates temperature control of the gelled liquid; when the temperature is lower than the set value, the temperature sensor receives a signal and inputs the signal into the PLC system to control the steam electric regulating valve to be opened and start heating to the set value. When the temperature is lower than the set value, the temperature sensor receives a signal and inputs the signal into the PLC system, and the electric regulating valve of the cooling water is controlled to be opened to start cooling to the set value. The water outlet (namely the pipeline III) is connected with a water discharge pipeline and discharges into a circulating water recycling system, and both the hot condensate water and the cooling water can be used.
Preferably, a plurality of driven wheels are arranged in the gelling tank, and each driven wheel comprises a first driven wheel arranged on the upper part of the liquid and a second driven wheel arranged on the lower part of the liquid.
Preferably, a thermostatic device is installed in the gelatinizing tank, the thermostatic device comprises a plurality of partition plates, a connecting support arranged between the partition plates, a middle water temperature adjusting mechanism arranged on the partition plates, and constant temperature gelatinizing mechanisms arranged on two sides of the middle water temperature adjusting mechanism, the partition plates comprise a first partition plate, a second partition plate and a third partition plate which are sequentially arranged from bottom to top, the interior of the gelatinizing tank can be divided into three temperature control areas, namely a high temperature control area, a middle temperature control area and a low temperature control area, through the first partition plate, the second partition plate and the third partition plate, and the third partition plate is installed on the upper side of the gelatinizing tank. The partition plate can effectively reduce the loss of liquid temperature in the gelling tank, and can realize the gradual gelling of the gelled vulcanized fibre through dividing the gelling tank into three temperature control areas, namely a high temperature control area, a middle temperature control area and a low temperature control area, so that the gelling effect of the gelled surface of the vulcanized fibre is gradually increased; the constant-temperature gelling mechanism can avoid the temperature difference between the gelled liquid on the two sides of the vulcanized fiber paper caused by the isolation of the vulcanized fiber paper when the pipeline heats the gelled liquid, so that the gelling temperatures on the two sides of the vulcanized fiber paper are inconsistent, and the whole gelling effect of the vulcanized fiber paper is influenced;
the middle water temperature adjusting mechanism can enable the water temperature of each temperature control area to be kept consistent all the time, so that the limitation of temperature sensor arrangement and system control is avoided, the overall temperature of the gelling tank cannot be effectively checked, the temperature control of the gelling liquid is not accurate enough, and the gelling quality is influenced.
Preferably, the constant-temperature gelling mechanism comprises a first transmission case and a second transmission case which are arranged on a connecting support between a second partition plate and a third partition plate, the first transmission case and the second transmission case are respectively arranged at two ends of gelled steel paper on the front side and the rear side of the gelling tank, a first rotating shaft is rotatably arranged between the first transmission case and the third partition plate, a second rotating shaft is rotatably arranged between the first transmission case and the first partition plate, a third rotating shaft is rotatably arranged between the second transmission case and the third partition plate, a fourth rotating shaft is rotatably arranged between the second transmission case and the first rotating shaft of the driven wheel, a second transmission mechanism is rotatably arranged between the second transmission case and the first rotating shaft of the driven wheel, fan blades are respectively arranged on the first rotating shaft, the second rotating shaft, the third rotating shaft and the third rotating shaft, and the rotating shafts are identical in rotating direction, and the first rotating shaft and the third rotating shaft are opposite in rotating direction, so that the water temperature on two sides of the gelled steel paper is constant. When the vulcanized paper is gelatinized, the driven wheel I and the driven wheel II rotate along with the vulcanized paper, the driven wheel I rotates to drive the transmission mechanism II and the transmission mechanism II to transmit, so that the rotating shaft I and the rotating shaft III are respectively driven to rotate, and the rotating shaft III and the rotating shaft IV rotate in opposite directions, so that the gelatinized liquid on the heating side of the vulcanized paper and the side of the vulcanized paper is replaced, the temperature of the front side and the temperature of the back side of the gelatinized vulcanized paper are consistent, and the whole gelatinization effect of the vulcanized paper is improved.
Preferably, the first transmission mechanism comprises a first gear box arranged outside the gelatinizing tank, and a first driving shaft is arranged between the first gear box and the first transmission box, so that power input of the first rotating shaft and the second rotating shaft is realized; the second transmission mechanism comprises a second gear box arranged outside the gelatinizing groove, and a second driving shaft is arranged between the second gear box and the second transmission box, so that power input of the third rotating shaft and the fourth rotating shaft is realized. When the structure realizes transmission, the driven wheel I is required to rotate, and the driven wheel I rotates to drive the driving shaft I and the driving shaft II to rotate respectively, so that power input of the rotating shaft III and the rotating shaft IV is realized; the structure has simple transmission and outstanding transmission effect, and can realize the temperature unification of the gelling liquid on both sides of the vulcanized fiber paper under the condition of not externally arranging a driving source, thereby greatly highlighting the gelling effect of the whole vulcanized fiber paper.
Preferably, the middle water temperature adjusting mechanism comprises a transmission box arranged on the third partition plate and a rotating shaft rotatably arranged between the first partition plate and the transmission box, and rotating blades are arranged on the rotating shaft in each temperature control area. The structure is beneficial to mixing of liquids with different temperatures, so that the problem of the gelled liquid in the gelling tank is unified; the concentration of the gelled liquid in each temperature area can be consistent, the problem that the concentration of the gelled liquid is different at each position due to precipitation is avoided, and therefore the gelling effect of the vulcanized fiber paper is improved.
Preferably, the rotating fan blades are provided with a plurality of through holes. The structure can be stirred by small liquid movement, so that the problem of vulcanized fiber paper gelling and reducing effect caused by liquid flowing is solved.
Preferably, a pulley set is arranged between the rotating shaft and the first rotating shaft in the transmission case. The structure drives the belt pulley group to drive through rotating the transmission belt, and the belt pulley group drives the rotating shaft to drive, so that the integral driving of the rotating fan blades is realized.
Compared with the prior art, the invention has the beneficial effects that: (1) The invention is provided with the temperature control device, which can realize the automatic constant temperature control of the temperature of the gelled liquid through the temperature control device, thereby leading the temperature fluctuation to be smaller and constant; (2) The invention is provided with a constant temperature mechanism, a plurality of partition plates are supported, the loss of the liquid temperature in the gelling tank can be effectively reduced, and the gelling of the gelled steel paper can be realized step by dividing the gelling tank into three temperature control areas, namely a high temperature control area, a middle temperature control area and a low temperature control area, so that the gelling effect of the gelled surface of the steel paper is gradually increased layer by layer; (3) The invention is provided with a constant temperature gelling mechanism which can replace the heating side of the vulcanized paper with the gelling liquid on the side of the vulcanized paper, thereby realizing the temperature consistency of the front side and the rear side of the gelling vulcanized paper and improving the overall gelling effect of the vulcanized paper; (4) The invention is provided with a middle water temperature adjusting mechanism which can keep the water temperature of each temperature control area consistent all the time, thereby avoiding the limitation of temperature sensor arrangement and system control, and the failure of effective inspection on the global temperature of the gelling tank, which results in the inaccurate temperature control of the gelling liquid and the influence on the gelling quality.
Drawings
FIG. 1 is a schematic structural diagram of an automatic gelling temperature control device for vulcanized fiber paper production according to the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken at "A-A" in FIG. 1;
FIG. 3 is a cross-sectional view taken at "B-B" in FIG. 1;
in the figure: the device comprises a gelatinizing tank 1, a temperature control device 2, a first pipeline 3, a second pipeline 4, a third pipeline 5, a temperature sensor 6, a temperature sensor sleeve 7, a steam electric control valve 8, a cooling water electric control valve 9, a first driven wheel 10, a second driven wheel 11, a support 12, a first partition plate 13, a second partition plate 14, a third partition plate 15, a first transmission case 16, a second transmission case 17, a first rotating shaft 18, a second rotating shaft 19, a third rotating shaft 20, a fourth rotating shaft 21, a first transmission mechanism 22, a second transmission mechanism 23, fan blades 24, a first gear case 25, a first driving shaft 26, a second gear case 27, a second driving shaft 28, a transmission case 29, rotating fan blades 30, a belt pulley set 31, a through hole 32, a first driven wheel rotating shaft 33, a first gear 34, a second gear 35, a first bevel gear 36, a second bevel gear 37, a third bevel gear 38, a third gear 39, a fourth gear 40, a bevel gear fourth gear 41, a bevel gear fifth gear 42 and a bevel sixth gear 43.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical scheme of the invention is further described in detail by the specific embodiments and the accompanying drawings:
example 1: an automatic gelling temperature control device (see attached figures 1-2) for vulcanized fiber paper production comprises a gelling tank 1 for gelling the vulcanized fiber paper, wherein a temperature control device 2 is arranged in the gelling tank, and comprises a first pipeline 3 capable of steam or water inlet, a second pipeline 4 for heating liquid in the gelling tank, a third pipeline 5 capable of steam or water discharge, a temperature sensor 6 and a temperature control valve group; the second pipeline is arranged between the first pipeline and the third pipeline and can be used for connection between the pipelines, and the second pipeline is arranged on the inner wall of the gelatinizing tank and is arranged in a snake-shaped structure. The structure facilitates uniform heating of the gelled liquid; a sensor sleeve 7 is arranged on the inner wall of the gelatinization tank, and a temperature sensor is arranged in the sensor sleeve; the temperature control valve group is arranged at the end part of the first pipeline arranged outside the gelling tank and comprises a steam electric control valve 8 and a cooling water electric control valve 9.
Four driven wheels are arranged in the gelling tank, each driven wheel comprises a first driven wheel 10 arranged on the upper portion of the liquid, a first driven wheel rotating shaft 33 is rotatably arranged on the front side wall body and the rear side wall body in the gelling tank 1, the first driven wheels 10 are arranged on the first driven wheel rotating shafts 33, and a second driven wheel 11 arranged on the lower portion of the liquid.
The working process is as follows:
the problems of low temperature control efficiency and large temperature shift in the traditional vulcanized fiber paper gelling process are solved; the invention has the advantages that the gelling temperature refers to the temperature of a gelling solution in a gelling tank, plays a key role in the reaction of the base paper and is mainly adjusted by a temperature increasing (reducing) pipe (a second pipeline). The temperature sensor is arranged in the sensor sleeve, the sensor sleeve is arranged in the gelatinization groove, and the glycerin is injected into the sensor sleeve to ensure the accuracy of the temperature sensor. The mechanism facilitates temperature control of the gelled liquid; when the temperature is lower than the set value, the temperature sensor receives a signal and inputs the signal into the PLC system to control the steam electric regulating valve to be opened and start to heat to the set value. When the temperature is lower than the set value, the temperature sensor receives a signal and inputs the signal into the PLC system, and the electric regulating valve of the cooling water is controlled to be opened to start cooling to the set value. The water outlet (namely the pipeline III) is connected with a water discharge pipeline and discharges into a circulating water recycling system, and both the hot condensate water and the cooling water can be used. The temperature of the gelling solution is kept constant by adjusting a temperature sensor and a temperature control valve group.
Specific example 2:
in this embodiment, a thermostat device (see fig. 1-3) is added on the basis of specific embodiment 1, the thermostat device is installed in the gelling tank 1, the thermostat device includes a plurality of partition plates, a connecting bracket 12 arranged between the partition plates, a middle water temperature adjusting mechanism arranged thereon, and thermostatic gelling mechanisms arranged on both sides of the middle water temperature adjusting mechanism, the partition plates include a first partition plate 13, a second partition plate 14, and a third partition plate 15, which are sequentially arranged from bottom to top, the inside of the gelling tank can be divided into three temperature control areas of high, medium, and low by the first partition plate 13, the second partition plate 14, and the third partition plate 15, and the third partition plate is installed on the upper side of the gelling tank. The partition plate can effectively reduce the loss of the liquid temperature in the gelling tank, and can realize the gradual gelling of the gelled vulcanized fibre through dividing the gelling tank into three temperature control areas, namely a high temperature control area, a middle temperature control area and a low temperature control area, so that the gelling effect of the gelled surface of the vulcanized fibre is gradually increased layer by layer; the constant-temperature gelling mechanism can avoid the temperature difference between gelling liquids on two sides of the vulcanized fiber paper caused by the isolation of the vulcanized fiber paper when the pipeline heats the gelling liquid, so that the gelling temperatures on the two sides of the vulcanized fiber paper are inconsistent, and the whole gelling effect of the vulcanized fiber paper is influenced.
The middle water temperature adjusting mechanism can enable the water temperature of each temperature control area to be consistent all the time, so that the limitation of temperature sensor arrangement and system control is avoided, the overall temperature of the gelling tank cannot be effectively checked, the temperature control of the gelling liquid is not accurate enough, and the gelling quality is influenced.
Specific example 3:
in this embodiment, a constant temperature gelling mechanism (see fig. 1-3) is added on the basis of the specific embodiment 2, the constant temperature gelling mechanism includes a first transmission box 16 and a second transmission box 17 which are arranged on a connecting support between a second division plate and a third division plate, the first transmission box 16 and the second transmission box 17 are respectively arranged at two ends of gelled steel paper at the front side and the rear side of the gelling tank 1, a first rotating shaft 18 is rotatably arranged between the first transmission box 16 and the third division plate 15, a second rotating shaft 19 is rotatably arranged between the first transmission box 16 and the first division plate 13, a third rotating shaft 20 is rotatably arranged between the second transmission box 17 and the third division plate 15, a fourth rotating shaft 21 is rotatably arranged between the second transmission box 17 and the first division plate 13, a first transmission mechanism 22 is arranged between the first transmission box 16 and the first driven wheel rotating shaft 33, a second transmission mechanism 23 is arranged between the second transmission box 17 and the first driven wheel rotating shaft 33, fan blades 24 are respectively arranged on the first rotating shaft 18, the second rotating shaft 19, the third rotating shaft 20 and the fourth rotating shaft 21, and the fan blades 24 are respectively arranged on the first transmission mechanism 22 and the second transmission mechanism 23, so that the water temperature and the rotating shaft 19 can be in the same direction, the same direction as that the rotating shaft 20 and the rotating direction of the steel paper can be constant and the rotating shaft 20, and the two sides of the paper with the rotating shafts 20, and two sides of the rotating shafts 20, and the rotating shafts can be opposite directions of the same, and the two sides of the paper can be constant gelling.
When the vulcanized fiber paper is gelatinized, the driven wheel I and the driven wheel II rotate along with the vulcanized fiber paper, the driven wheel I rotates to drive the transmission mechanism II and the transmission mechanism II to transmit, so that the rotating shaft I and the rotating shaft III are respectively driven to rotate, and the rotating shaft III and the rotating shaft IV rotate along opposite directions, so that the gelatinized liquid on the heating side of the vulcanized fiber paper and the vulcanized fiber paper is replaced, the temperature of the front side and the temperature of the back side of the gelatinized vulcanized fiber paper are consistent, and the whole gelatinization effect of the vulcanized fiber paper is improved.
The first transmission mechanism 22 comprises a first gear box 25 arranged outside the gelatinizing tank 1, and a first driving shaft 26 is arranged between the first gear box and the first transmission box 16, so that power input of the first rotating shaft 18 and the second rotating shaft 19 is realized; the second transmission mechanism 23 comprises a second gear box 27 arranged outside the gelatinizing groove, a second driving shaft 28 is arranged between the second gear box and a second transmission box 17, one rotating end part of a driven wheel extends into the gear box, a first gear 34 is arranged on a first rotating shaft of the driven wheel in the first gear box, a second gear 35 connected with the first gear is arranged on the first driving shaft, a first bevel gear 36 is arranged on the first driving shaft in the first transmission box, a second bevel gear 37 connected with the first bevel gear is arranged on the first rotating shaft, a third bevel gear 38 connected with the first bevel gear is arranged on the second rotating shaft, a third gear 39 is arranged on a first rotating shaft of the driven wheel in the second gear box, a fourth gear 40 connected with the second gear is arranged on the second driving shaft, a fourth bevel gear 41 is arranged on the second driving shaft in the second transmission box, a fifth bevel gear 42 connected with the fourth bevel gear is arranged on the third rotating shaft, and a sixth bevel gear 43 connected with the fourth bevel gear is arranged on the fourth rotating shaft, so that the power input of the third rotating shaft and the fourth rotating shaft is realized. When the structure realizes transmission, the driven wheel I is required to rotate, and the driven wheel I rotates to drive the driving shaft I and the driving shaft II to rotate respectively, so that power input of the rotating shaft III and the rotating shaft IV is realized; the structure has simple transmission and outstanding transmission effect, and can realize the temperature unification of the gelling liquid on both sides of the vulcanized fiber paper under the condition of not externally arranging a driving source, thereby greatly highlighting the gelling effect of the whole vulcanized fiber paper.
Specific example 4:
in this embodiment, a middle water temperature adjusting mechanism (see fig. 1-3) is added on the basis of embodiment 4, and includes a transmission case 29 disposed on the third partition plate, and a rotating shaft rotatably disposed between the first partition plate and the transmission case, and rotating blades 30 are disposed on the rotating shaft in each temperature control area. The structure is beneficial to mixing of liquids with different temperatures, so that the problem uniformity of the gelled liquid in the gelling tank is realized; the concentration of the gelled liquid in each temperature area can be consistent, the problem that the concentration of the gelled liquid is different at each position due to precipitation is avoided, and therefore the gelling effect of the vulcanized fiber paper is improved. A belt wheel set 31 is arranged between the rotating shaft and the first rotating shaft in the transmission case. The structure drives the belt pulley group to drive through rotating the transmission belt, and the belt pulley group drives the rotating shaft to drive, so that the integral driving of the rotating fan blades is realized.
Specific example 5:
in this embodiment, a plurality of through holes 32 (see fig. 1) are additionally formed on the rotating fan blades on the basis of the specific embodiment 4. The structure can be stirred by moving less liquid, so that the problem of the gelling and the degradation of vulcanized paper caused by the flowing of the liquid is reduced.
The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the appended claims.
Claims (10)
1. The automatic gelling temperature control device for vulcanized fiber paper production comprises a gelling tank for gelling vulcanized fiber paper and is characterized in that a temperature control device is arranged in the gelling tank, and the temperature control device comprises a first pipeline capable of introducing steam or water, a second pipeline for heating liquid in the gelling tank, a third pipeline capable of exhausting steam or water, a temperature sensor and a temperature control valve group; the second pipeline is arranged between the first pipeline and the third pipeline and can be used for connecting the pipelines; a sensor sleeve is arranged on the inner wall of the gelatinization tank, and a temperature sensor is arranged in the sensor sleeve; the temperature control valve group is arranged at the end part of a first pipeline arranged outside the gelling tank; a constant temperature device is arranged in the gelatinization tank and comprises a plurality of partition plates.
2. The automatic gelling temperature control device for vulcanized fiber paper production as claimed in claim 1, wherein the second pipeline is installed on the inner wall of the gelling tank and arranged in a serpentine structure.
3. The automatic colloidizing temperature control device for vulcanized fibre paper production according to claim 1, wherein the temperature control valve group comprises a steam electric control valve and a cooling water electric control valve.
4. The automatic gelling temperature control device for vulcanized fiber paper production as claimed in claim 1, wherein a plurality of driven wheels are arranged in the gelling tank, and the driven wheels comprise a first driven wheel arranged on the upper part of the liquid and a second driven wheel arranged on the lower part of the liquid.
5. The automatic gelling temperature control device for vulcanized fiber paper production as recited in claim 4, wherein the thermostatic device further comprises a plurality of connecting brackets disposed between the partition plates, a middle water temperature adjusting mechanism disposed on the partition plates, and thermostatic gelling mechanisms disposed on both sides of the middle water temperature adjusting mechanism, the partition plates comprise a first partition plate, a second partition plate and a third partition plate, which are sequentially arranged from bottom to top, the inside of the gelling tank can be divided into three temperature control areas, namely a high temperature control area, a middle temperature control area and a low temperature control area, by the first partition plate, the second partition plate and the third partition plate, and the third partition plate is mounted on the upper side of the gelling tank.
6. The device for automatically controlling the gelling temperature in vulcanized paper production as claimed in claim 5, wherein the constant temperature gelling mechanism comprises a first transmission case and a second transmission case which are arranged on a connecting bracket between a second division plate and a third division plate, the first transmission case and the second transmission case are respectively arranged at two ends of the gelled vulcanized paper at the front side and the rear side of the gelling tank, a first rotating shaft is rotatably arranged between the first transmission case and the third division plate, a second rotating shaft is rotatably arranged between the first transmission case and the first division plate, a third rotating shaft is rotatably arranged between the second transmission case and the third division plate, a fourth rotating shaft is rotatably arranged between the second transmission case and the first division plate, a first transmission mechanism is arranged between the first transmission case and the rotating shaft of the first driven wheel, a second transmission mechanism is arranged between the second transmission case and the rotating shaft of the first driven wheel, and blades are arranged on the first rotating shaft, the second rotating shaft, the third rotating shaft and the rotating shaft, and the fourth rotating shaft, the rotating directions of the first rotating shaft and the third rotating shaft are opposite, and the rotating directions of the gelling sides of the vulcanized paper are further constant water temperature.
7. The automatic gelling temperature control device for vulcanized fiber paper production as claimed in claim 6, wherein the first transmission mechanism comprises a first gear box arranged outside the gelling tank, and a first driving shaft is arranged between the first gear box and the first transmission box, so that power input of the first rotating shaft and the second rotating shaft is realized; the second transmission mechanism comprises a second gear box arranged outside the gelatinizing groove, and a second driving shaft is arranged between the second gear box and the second transmission box, so that power input of the third rotating shaft and the fourth rotating shaft is realized.
8. The automatic colloidizing temperature control device for vulcanized fibre paper production according to claim 5 or 6, wherein the middle water temperature adjusting mechanism comprises a transmission box arranged on the third partition plate and a rotating shaft rotatably arranged between the first partition plate and the transmission box, and rotating fan blades are arranged on the rotating shaft in each temperature control area.
9. The automatic gelling temperature control device for vulcanized fiber paper production as claimed in claim 8, wherein the rotating blades are provided with a plurality of through holes.
10. The automatic gelling temperature control device for vulcanized fiber paper production as claimed in claim 8, wherein a pulley set is disposed between the first rotating shaft and the rotating shaft in the transmission case.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210482626.5A CN114855505B (en) | 2022-05-05 | 2022-05-05 | Vulcanized fiber paper production gelatinization temperature automatic control device |
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| CN202210482626.5A CN114855505B (en) | 2022-05-05 | 2022-05-05 | Vulcanized fiber paper production gelatinization temperature automatic control device |
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| CN114855505A CN114855505A (en) | 2022-08-05 |
| CN114855505B true CN114855505B (en) | 2023-03-14 |
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2022
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Denomination of invention: An automatic control device for gelatinization temperature in steel paper production Effective date of registration: 20230731 Granted publication date: 20230314 Pledgee: Fuyang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: HANGZHOU SPECIAL PAPER Co.,Ltd. Registration number: Y2023980050409 |