CN212533518U - Papermaking drifting edulcoration device - Google Patents
Papermaking drifting edulcoration device Download PDFInfo
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- CN212533518U CN212533518U CN202020798704.9U CN202020798704U CN212533518U CN 212533518 U CN212533518 U CN 212533518U CN 202020798704 U CN202020798704 U CN 202020798704U CN 212533518 U CN212533518 U CN 212533518U
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Abstract
The utility model provides a papermaking flow conveying and impurity removing device, which comprises a slag removing mechanism and a pressure screen mechanism; the slag removing mechanism is formed by connecting a plurality of slag removing units in series, and each slag removing unit comprises a slag remover and a pump connected with the slag remover; the outlet of the deslagging mechanism is connected with the inlet of the pressure screen mechanism; the mixed liquid of the white water tank and the pulp tank is conveyed to a deslagging mechanism through a pipeline, the deslagging mechanism conveys the mixed liquid to a deslagging device through a pump in a deslagging unit to carry out impurity removal to obtain good pulp, and the good pulp is conveyed to a pressure screen mechanism; the pressure screen mechanism removes impurities of the good pulp for the second time to obtain face pulp, and the face pulp is conveyed to the pulp flowing box to be screened. Through using the utility model discloses a paper-making drifting edulcoration device can make the face thick liquid that obtains cleaner, has improved the finished product quality, produces clean boxboard paper simultaneously.
Description
Technical Field
The utility model relates to a papermaking technical field, concretely relates to papermaking drifting edulcoration device.
Background
With the improvement of living standard of people, the requirements on the quality and appearance of commodity packages are higher and higher. Not only is the packaging required to be robust, but the actual product is also to be interpreted as much as possible. The outer package is typically printed with associated fine graphics and artwork. When it is desired to exhibit excellent appearance printing effect, it is often desired to have higher cleanliness and low impurities to be printed. Meanwhile, the high-quality paper pulp can bring better printing and appearance effects.
Although a deslagging process is set in the pulping production, in a longer production line, heavy impurities such as sand, cement, metal and the like can fall off at any time at slurry pools, pipelines and various sealing joints, lighter but larger impurities such as raw material belts and sealing strips can be mixed in the manufacturing process, and meanwhile, longer fibers can be interwoven to form larger impurities such as fiber clusters and the like; these impurities eventually form dust spots on the paper and, in severe cases, damage the stock. In the pulping process, the approach step is the last procedure of pulp surfing, because the redundant impurities need to be removed and removed in the step as much as possible, the core of the approach step is to carry out the approach impurity removal, and if the impurity removal rate of the approach impurity removal technology is ensured, the rate of producing high-cleanliness paper meeting the requirements can be improved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a papermaking drifting edulcoration device has solved the problem that prior art paper cleanliness is low.
The technical scheme of the utility model is realized like this: a papermaking flow conveying and impurity removing device comprises a slag removing mechanism and a pressure screen mechanism;
the slag removing mechanism is formed by connecting a plurality of slag removing units in series, and each slag removing unit comprises a slag remover and a pump connected with the slag remover; the outlet of the deslagging mechanism is connected with the inlet of the pressure screen mechanism;
the mixed liquid of the white water tank and the pulp tank is conveyed to a deslagging mechanism through a pipeline, the deslagging mechanism conveys the mixed liquid to a deslagging device through a pump in a deslagging unit to carry out impurity removal to obtain good pulp, and the good pulp is conveyed to a pressure screen mechanism; the pressure screen mechanism removes impurities of the good pulp for the second time to obtain face pulp, and the face pulp is conveyed to the pulp flowing box to be screened.
Preferably, the slag remover comprises an accept pulp outlet pipe and a slag pulp outlet pipe; a good pulp outlet pipe of a slag remover of the first slag removing unit is connected with an inlet of the pressure screen mechanism, and a slag pulp outlet pipe of a slag remover of the (N-1) th slag removing unit is connected with an inlet of the Nth slag removing unit; and a good pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with an inlet of the (N-1) th slag removing unit, and a slag pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with the slag discharging pipe.
Preferably, a good pulp outlet pipe of a slag remover of the first slag removing unit is connected with an inlet of the pressure screen mechanism, and a slag pulp outlet pipe of a slag remover of the (N-1) th slag removing unit is connected with an inlet of a pump of the (N-1) th slag removing unit; and a good pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with an inlet of the pump of the (N-1) th slag removing unit, and a slag pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with the slag discharge pipe.
Preferably, the pressure screen mechanism is formed by connecting a plurality of pressure screen units in series, and each pressure screen unit comprises a pressure screen and a pump connected with the pressure screen.
Preferably, the pressure screen comprises an accept outlet pipe and a slag outlet pipe, the accept outlet pipe of the pressure screen of the first pressure screen unit is connected with the head box, and the slag outlet pipe of the pressure screen of the (N-1) th pressure screen unit is connected with the inlet of the Nth pressure screen unit; and a good pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with an inlet of the (N-1) th pressure screen unit, and a slag pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with a slag discharge pipe.
Preferably, the good pulp outlet pipe of the pressure screen of the first pressure screen unit is connected with the head box, and the residue pulp outlet pipe of the pressure screen of the (N-1) th pressure screen unit is connected with the inlet of the pump of the Nth pressure screen unit; and a good pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with an inlet of a pump of the (N-1) th pressure screen unit, and a slag pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with a slag discharge pipe.
Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses a papermaking drifting edulcoration device includes slag removal mechanism and pressurized screen mechanism, contains a plurality of slagging-off units in the slagging-off mechanism, and after the mixed liquid in plain boiled water pond and thick liquid pond was carried to the slagging-off unit, the scummer of slagging-off unit handled the mixed liquid, detached heavier impurity such as sand grain wherein, after the slagging-off of slag removal mechanism, got into pressurized screen mechanism, pressurized screen mechanism handles once more, so relapse, just can obtain clean face thick liquid. Through the treatments, the obtained surface pulp is cleaner, the quality of finished products is improved, and clean boxboard paper is produced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a first embodiment of a papermaking flow conveying and impurity removing device of the present invention;
fig. 2 is a schematic structural view of a second embodiment of a paper-making flow-feeding and impurity-removing device of the present invention;
the attached drawings are as follows: 1 a deslagging mechanism; 11 a deslagging unit; 111 a slag remover; 112 pump; 2, a pressure screen mechanism; 21 a pressure screen unit; 211 pressure screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
As shown in fig. 1, fig. 1 is a flow edulcoration apparatus for paper making according to a first embodiment.
The embodiment of the utility model discloses a papermaking drifting and impurity removing device, which comprises a slag removing mechanism 1 and a pressure screen mechanism 2;
the deslagging mechanism 1 is formed by connecting a plurality of deslagging units 11 in series, and each deslagging unit 11 comprises a deslagging device 111 and a pump 112 connected with the deslagging device 111; the outlet of the deslagging mechanism 1 is connected with the inlet of the pressure screen mechanism 2;
the mixed liquid of the white water tank and the pulp tank is conveyed to a deslagging mechanism 1 through a pipeline, the deslagging mechanism 1 conveys the mixed liquid to a deslagging device 111 through a pump 112 in a deslagging unit 11 to remove impurities to obtain good pulp, and the good pulp is conveyed to a pressure screen mechanism 2; the pressure screen mechanism 2 removes impurities of the good pulp for the second time to obtain face pulp, and the face pulp is conveyed to a pulp flowing box to be screened.
In the production and manufacture, the surface layer pulp needs higher cleanliness, so in the approach flow process, firstly, the surface layer pulp pool is diluted by a white water pool, the diluted surface layer pulp enters the deslagging mechanism 1 with lower concentration, the deslagging mechanism 1 is provided with a plurality of groups of deslagging units 11, the surface layer pulp is subjected to impurity removal treatment through the deslagging device 111 in the deslagging unit 11, when the surface layer pulp enters the last deslagging device 111, the deslagging device 111 performs deslagging operation, after impurities are removed, the good pulp enters the pressure screen mechanism 2, and the slag pulp flows into the slag discharge pipe; the pressure screen 211 in the pressure screen mechanism 2 removes slag again for the good pulp, the surface pulp after removing slag is screened through the head box, the slag pulp after removing slag is discharged into the slag discharge pipe together, and the later stage is processed together.
Specifically, the slag remover 111 comprises a good pulp outlet pipe and a slag pulp outlet pipe; a good pulp outlet pipe of the slag separator 111 of the first slag removing unit 11 is connected with an inlet of the pressure screen mechanism 2, and a slag pulp outlet pipe of the slag separator 111 of the (N-1) th slag removing unit 11 is connected with an inlet of the second slag removing unit 11; the good pulp outlet pipe of the slag separator 111 of the Nth slag removing unit 11 is connected with the inlet of the (N-1) th slag removing unit 11, and the slag pulp outlet pipe of the slag separator 111 of the Nth slag removing unit 11 is connected with the slag discharge pipe. Wherein, the good pulp outlet pipe of the slag separator 111 of the first slag removing unit 11 is connected with the inlet of the pressure screen mechanism 2, and the slag pulp outlet pipe of the slag separator 111 of the (N-1) th slag removing unit 11 is connected with the inlet of the pump 112 of the (N) th slag removing unit 11; the good pulp outlet pipe of the slag separator 111 of the nth slag removing unit 11 is connected with the inlet of the pump 112 of the (N-1) th slag removing unit 11, and the slag pulp outlet pipe of the slag separator 111 of the nth slag removing unit 11 is connected with the slag discharge pipe. In a specific embodiment, 5 deslagging units 11 are provided; each deslagging unit 11 is connected in series in sequence; the outlet of the mixed liquid of the white water tank and the surface layer pulp tank is connected with the inlet of the pump 112 of the first deslagging unit 11, the mixed liquid is supplied with power by the pump 112 and is conveyed into the deslagging device 111 of the first deslagging unit 11, the deslagging device 111 conveys the good pulp into the inlet of the pressure screen mechanism 2 through the good pulp outlet pipe after deslagging, the slag pulp is conveyed into the inlet of the second deslagging unit 11, therefore, the slag pulp discharged by the first deslagging unit 11 enters the inlet of the pump 112 of the second deslagging unit 11, the pump 112 of the second deslagging unit 11 supplies power to convey the slag pulp into the deslagging device 111 of the second deslagging unit 11, the deslagging device 111 conveys the good pulp into the inlet of the first deslagging unit 11 through the good pulp outlet pipe after deslagging, conveys the slag pulp into the inlet of the third deslagging unit 11 through the slag pulp outlet pipe, and so on to the 5 th deslagging unit 11, the good thick liquid that 5 th slagging-off unit 11 will remove the gred through scummer 111 is carried to the entry of 4 th slagging-off unit 11, will discharge the sediment thick liquid after removing the gred through scummer 111 to the sediment pipe, and later stage is handled together.
Specifically, the pressure screen mechanism 2 is formed by connecting a plurality of pressure screen units 21 in series, and each pressure screen unit 21 comprises a pressure screen 211 and a pump 112 connected with the pressure screen 211. The pressure screen 211 comprises a good pulp outlet pipe and a slag pulp outlet pipe, the good pulp outlet pipe of the pressure screen 211 of the first pressure screen unit 21 is connected with the head box in series, and the slag pulp outlet pipe of the pressure screen 211 of the (N-1) th pressure screen unit 21 is connected with the inlet of the Nth pressure screen unit 21; an outlet pipe of good pulp of the pressure screen 211 of the Nth pressure screen unit 21 is connected with an inlet of the Nth-1 pressure screen unit 21, and an outlet pipe of slag pulp of the pressure screen 211 of the Nth pressure screen unit 21 is connected with a slag discharge pipe. The pressure screen 211 comprises a good pulp outlet pipe and a slag pulp outlet pipe, the good pulp outlet pipe of the pressure screen 211 of the first pressure screen unit 21 is connected with the head box in series, and the slag pulp outlet pipe of the pressure screen 211 of the (N-1) th pressure screen unit 21 is connected with the inlet of the pump 112 of the Nth pressure screen unit 21; the good pulp outlet pipe of the pressure screen 211 of the Nth pressure screen unit 21 is connected with the inlet of the pump 112 of the (N-1) th pressure screen unit 21, and the slag pulp outlet pipe of the pressure screen 211 of the Nth pressure screen unit 21 is connected with the slag discharge pipe. In a specific embodiment, there are 2 pressure screen units 21. Each pressure screen unit 21 is connected in series in sequence; the good pulp after being subjected to slag removal through the slag removal unit 11 enters a first pressure screen unit 21, the good pulp is conveyed to a pressure screen 211 through a pump 112 of the first pressure screen unit 21, the good pulp is filtered by the pressure screen 211, and the filtered face pulp is screened onto the net through a head box; the filtered slurry enters the 2 nd pressure screen unit 21, the pump 112 of the second pressure screen unit 21 conveys the slurry to the pressure screen 211 of the 2 nd pressure screen unit 21, the pressure screen 211 filters the slurry, the filtered surface slurry enters the first pressure screen unit 21, the filtered slurry is discharged to a slag discharge pipe, and the subsequent treatment is carried out together.
Example two
As shown in fig. 2, fig. 2 is a flow edulcoration apparatus for papermaking according to a second embodiment.
The embodiment of the utility model discloses a papermaking drifting impurity removing device, which comprises a pressure screen mechanism 2;
the mixed liquid of the white water tank and the pulp tank is conveyed to the pressure screen mechanism 2 through a pipeline; the pressure screen mechanism 2 removes impurities from the mixed liquid to obtain face pulp, and the face pulp is conveyed to a pulp flowing box to be screened.
Wherein, in the manufacturing, do not need too high cleanliness to core bottom thick liquid, consequently in the drifting process, dilute core bottom thick liquid pond with white water tank at first, enter into pressurized screen mechanism 2 with lower concentration after diluting, pressurized screen 211 in pressurized screen mechanism 2 removes the gred thick liquid after diluting, and the good thick liquid after removing the gred carries out the net surfing through the head box, and the sediment thick liquid flows into the scum pipe, and later stage is handled together.
Specifically, the pressure screen mechanism 2 is formed by connecting a plurality of pressure screen units 21 in series, and each pressure screen unit 21 comprises a pressure screen 211 and a pump 112 connected with the pressure screen 211. The pressure screen 211 comprises a good pulp outlet pipe and a slag pulp outlet pipe, the good pulp outlet pipe of the pressure screen 211 of the first pressure screen unit 21 is connected with the head box in series, and the slag pulp outlet pipe of the pressure screen 211 of the (N-1) th pressure screen unit 21 is connected with the inlet of the Nth pressure screen unit 21; an outlet pipe of good pulp of the pressure screen 211 of the Nth pressure screen unit 21 is connected with an inlet of the Nth-1 pressure screen unit 21, and an outlet pipe of slag pulp of the pressure screen 211 of the Nth pressure screen unit 21 is connected with a slag discharge pipe. The pressure screen 211 comprises a good pulp outlet pipe and a slag pulp outlet pipe, the good pulp outlet pipe of the pressure screen 211 of the first pressure screen unit 21 is connected with the head box in series, and the slag pulp outlet pipe of the pressure screen 211 of the (N-1) th pressure screen unit 21 is connected with the inlet of the pump 112 of the Nth pressure screen unit 21; the good pulp outlet pipe of the pressure screen 211 of the Nth pressure screen unit 21 is connected with the inlet of the pump 112 of the (N-1) th pressure screen unit 21, and the slag pulp outlet pipe of the pressure screen 211 of the Nth pressure screen unit 21 is connected with the slag discharge pipe. In a specific embodiment, there are 2 pressure screen units 21. Each pressure screen unit 21 is connected in series in sequence; the good pulp after being subjected to slag removal through the slag removal unit 11 enters a first pressure screen unit 21, the good pulp is conveyed to a pressure screen 211 through a pump 112 of the first pressure screen unit 21, the good pulp is filtered by the pressure screen 211, and the filtered face pulp is screened onto the net through a head box; the filtered slurry enters the 2 nd pressure screen unit 21, the pump 112 of the second pressure screen unit 21 conveys the slurry to the pressure screen 211 of the 2 nd pressure screen unit 21, the pressure screen 211 filters the slurry, the filtered surface slurry enters the first pressure screen unit 21, the filtered slurry is discharged to a slag discharge pipe, and the subsequent treatment is carried out together.
To sum up, the utility model discloses a papermaking drifting edulcoration device includes slag removal mechanism 1 and pressurized screen mechanism 2, contains a plurality of slagging-off units 11 in the slag removal mechanism 1, and after the mixed liquid in white water pond and thick liquid pond carried to slagging-off unit 11, slagging-off unit 11's scummer 111 handled the mixed liquid, detached heavier impurity such as sand grain wherein, after removing the sediment through slag removal mechanism 1, got into pressurized screen mechanism 2, pressurized screen mechanism 2 handles once more, so relapse, just can obtain clean face thick liquid. Through the treatments, the obtained surface pulp is cleaner, the quality of finished products is improved, and clean boxboard paper is produced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A papermaking drifting edulcoration device is characterized by comprising a deslagging mechanism and a pressure screen mechanism;
the slag removing mechanism is formed by connecting a plurality of slag removing units in series, and each slag removing unit comprises a slag remover and a pump connected with the slag remover; the outlet of the deslagging mechanism is connected with the inlet of the pressure screen mechanism;
the mixed liquid of the white water tank and the pulp tank is conveyed to the deslagging mechanism through a pipeline, the deslagging mechanism conveys the mixed liquid to the deslagging device through the pump in the deslagging unit to carry out impurity removal to obtain good pulp, and the good pulp is conveyed to the pressure screen mechanism; and the pressure screen mechanism removes secondary impurities from the good pulp to obtain face pulp, and conveys the face pulp to a pulp flowing box for surfing the net.
2. The flow-feeding trash removing device for papermaking according to claim 1, wherein the scummer includes an accept outlet pipe and a reject outlet pipe; a good pulp outlet pipe of a slag remover of the first slag removing unit is connected with an inlet of the pressure screen mechanism, and a slag pulp outlet pipe of a slag remover of the (N-1) th slag removing unit is connected with an inlet of the Nth slag removing unit; and a good pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with an inlet of the (N-1) th slag removing unit, and a slag pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with the slag discharging pipe.
3. The papermaking flow conveying and impurity removing device as claimed in claim 2, wherein the accept outlet pipe of the slag remover of the first slag removing unit is connected to the inlet of the pressure screen mechanism, and the pulp outlet pipe of the slag remover of the N-1 th slag removing unit is connected to the inlet of the pump of the N-th slag removing unit; and a good pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with an inlet of the pump of the (N-1) th slag removing unit, and a slag pulp outlet pipe of the slag remover of the Nth slag removing unit is connected with the slag discharge pipe.
4. The flow-feeding and impurity-removing device for paper-making according to claim 1, wherein the pressure screen mechanism is composed of a plurality of pressure screen units connected in series, and the pressure screen units comprise pressure screens and pumps connected with the pressure screens.
5. The flow impurity removing device for papermaking as claimed in claim 4, wherein the pressure screen includes an accept outlet pipe and a reject outlet pipe, the accept outlet pipe of the pressure screen of the first pressure screen unit is connected to the head box, and the reject outlet pipe of the pressure screen of the (N-1) th pressure screen unit is connected to the inlet of the Nth pressure screen unit; and a good pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with an inlet of the (N-1) th pressure screen unit, and a slag pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with a slag discharge pipe.
6. The flow edulcoration apparatus for papermaking according to claim 4, wherein: the good pulp outlet pipe of the pressure screen of the first pressure screen unit is connected with the head box, and the residue pulp outlet pipe of the pressure screen of the (N-1) th pressure screen unit is connected with the inlet of the pump of the Nth pressure screen unit; and a good pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with an inlet of a pump of the (N-1) th pressure screen unit, and a slag pulp outlet pipe of the pressure screen of the Nth pressure screen unit is connected with a slag discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798704.9U CN212533518U (en) | 2020-05-14 | 2020-05-14 | Papermaking drifting edulcoration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798704.9U CN212533518U (en) | 2020-05-14 | 2020-05-14 | Papermaking drifting edulcoration device |
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| Publication Number | Publication Date |
|---|---|
| CN212533518U true CN212533518U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020798704.9U Active CN212533518U (en) | 2020-05-14 | 2020-05-14 | Papermaking drifting edulcoration device |
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| CN (1) | CN212533518U (en) |
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- 2020-05-14 CN CN202020798704.9U patent/CN212533518U/en active Active
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