CN215049347U

CN215049347U - Water saving device of paper machine

Info

Publication number: CN215049347U
Application number: CN202121537664.3U
Authority: CN
Inventors: 康伟昌; 张卓
Original assignee: Henan Zhongya Intelligent Technology Co ltd
Current assignee: Henan Zhongya Intelligent Technology Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-07
Anticipated expiration: 2031-07-07

Abstract

The utility model relates to a water-saving device of a paper machine, wherein a main clear water pipeline is sequentially communicated with a pipeline a, a pipeline b and a pipeline c, the pipeline a is communicated with a clear water using area, the pipeline b is communicated with a reclaimed water using area, the pipeline c is communicated with a plain water using area, a first recovery tank in the clear water using area is communicated with the reclaimed water using area through a first water guide pipe, and a second recovery tank in the reclaimed water using area is communicated with the plain water using area through a second water guide pipe; one side of the sedimentation tank is communicated with a third recovery tank in the white water using area through a third water guide pipe, the upper end of the other side of the sedimentation tank is communicated with the filter tank through a clear liquid guide pipe, the lower end of the sedimentation tank is provided with a precipitate discharging pipe, the lower end of the outer side surface of the tank body is communicated with the clear water using area through a fourth water guide pipe, the fixing frame is fixedly arranged above the tank body, the inner bottom surface of the fixing frame is provided with a hydraulic rod, the lower end of the hydraulic rod is positioned in the tank body and is connected with a pressure plate, and the filter screen is positioned in the tank body; the utility model has the advantages of rational in infrastructure and be convenient for carry out the water resource recycle.

Description

Water saving device of paper machine

Technical Field

The utility model belongs to the technical field of papermaking equipment, concretely relates to water saving fixtures of paper machine.

Background

The paper machine is a general name of a complete set of equipment for making paper pulp form paper web subsection linkage, a large amount of water is needed in the using process, especially in the working procedures of cleaning mesh cloth, cleaning carrier roller, diluting pulp and the like, however, the existing paper making enterprises are mostly directly used clear water because the existing paper making enterprises are not provided with a water saving system or the water saving system is not perfect, the mode not only greatly increases the using amount of the clear water, but also increases the total treatment amount of subsequent sewage, along with the gradual deepening of energy saving and emission reduction work, the water resource cost and the subsequent sewage treatment cost in each industry are increased year by year, if the water saving system is not timely updated and improved, the water resource waste is caused, and the production cost of the enterprises is also increased; therefore, in order to solve the above problems, it is necessary to develop a water saving device for a paper machine, which has a reasonable structure and is convenient for recycling water resources.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a water-saving device of a paper machine which has reasonable structure and is convenient for recycling water resources.

The purpose of the utility model is realized like this: a water saving device of a paper machine comprises a main clear water pipeline, a sedimentation tank and a filtering tank, wherein the main clear water pipeline is respectively communicated with a pipeline a, a pipeline b and a pipeline c, the pipeline a is communicated with a clear water using area, the outside of the pipeline is provided with a valve a, the pipeline b is communicated with a reclaimed water using area, the outside of the pipeline is provided with a valve b, the pipeline c is communicated with a white water using area, the outside of the pipeline c is provided with a valve c, the clear water using area is internally provided with a first recovery tank, the reclaimed water using area is internally provided with a second recovery tank, the white water using area is internally provided with a third recovery tank, the first recovery tank is communicated with the reclaimed water using area through a first water guide pipe, and the second recovery tank is communicated with the white water using area through a second water guide pipe; one side of the sedimentation tank is communicated with a third recovery tank through a third water guide pipe, the upper end of the other side of the sedimentation tank is communicated with the filter tank through a clear liquid guide pipe, and a sediment discharge pipe is arranged at the lower end of the sedimentation tank; the utility model discloses a filter tank, including jar body, mount and filter screen, the center department of jar body upper surface is provided with the through-hole, the whole U type structure for invering of mount is fixed to be set up directly over the jar body, and the fixed hydraulic stem that is provided with in center department of bottom surface in the mount, the lower extreme warp through-hole of hydraulic stem is located jar internal portion to fixedly connected with clamp plate, the lower extreme of jar external side is provided with the fourth aqueduct to communicate through fourth aqueduct and clear water user area, and be provided with the force (forcing) pump on the fourth aqueduct, the filter screen is located jar internal portion to be connected with the internal surface fixed of the jar body.

And a PH detection device is arranged in the sedimentation tank.

The tank body is of a cylindrical structure, the whole pressing plate is circular, and the annular outer surface of the pressing plate is in contact with the inner wall of the tank body.

The filter screens are divided into two groups, the two groups are respectively distributed up and down in sequence, and the filter screens are positioned between the clear liquid guide pipe and the fourth water guide pipe.

The utility model has the advantages that: the utility model is provided with a clear water using area, a reclaimed water using area, a white water using area, a first recovery groove, a second recovery groove, a third recovery groove, a first water guide pipe and a second water guide pipe, wherein, the cleaning of the multi-finger mesh cloth in the clear water using area, the cleaning of the multi-finger carrier roller in the reclaimed water using area, the dilution of the multi-finger pulp in the white water using area, the water used in the clean water using area can be collected into the first recovery tank and injected into the reclaimed water using area through the first water guide pipe for reuse, meanwhile, the used water in the reclaimed water using area is collected into the second recovery tank and is injected into the white water using area for use through the second water guide pipe, the water is collected and used for many times, so that the utilization rate of water resources is increased, the use amount of clear water is reduced fundamentally, and the total treatment amount of wastewater is reduced; by arranging the sedimentation tank and the filtering tank, when in use, the PH detection device is used for detecting the pH value of the wastewater which is injected into the sedimentation tank through the third water guide pipe in the third recovery tank, adding a reagent corresponding to the detection result for acid-base neutralization, standing and precipitating to separate solid from liquid, then discharging the solid through a precipitate discharge pipe, injecting the clear liquid into the filtering tank through a clear liquid guide pipe, filtering through the filtering tank, and injecting the clear liquid into a clear water use area by using a pressure pump for recycling, thereby avoiding the waste of water resources; the utility model is provided with the hydraulic rod and the pressing plate, when in use, the pressing plate can be driven to move downwards by the expansion of the hydraulic rod, thereby the downward extrusion force of the pressing plate on the clear liquid in the tank body is utilized, and the filtering efficiency of the whole filtering tank on the clear liquid is increased; generally, the utility model has the advantages of rational in infrastructure and be convenient for carry out the recycle to the water resource.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a cross-sectional view of the front view of the filter canister of the present invention.

In the figure: 1. the device comprises a main clear water pipeline 11, a pipeline a 12, a pipeline b 13, a pipeline c 2, a sedimentation tank 21, a clear water conduit 22, a sediment discharge pipe 3, a filter tank 31, a tank body 311, a through hole 32, a fixing frame 33, a filter screen 34, a hydraulic rod 35, a pressing plate 4, a clear water using area 5, a reclaimed water using area 6 and a white water using area.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example (b): as shown in fig. 1 and 2, a water saving device of a paper machine comprises a main clear water pipeline 1, a sedimentation tank 2 and a filter tank 3, wherein the main clear water pipeline 1 is respectively communicated with a pipeline a11, a pipeline b12 and a pipeline c13, the pipeline a11 is communicated with a clear water using area 4, the exterior of the main clear water pipeline is provided with a valve a, the pipeline b12 is communicated with a reclaimed water using area 5, the exterior of the main clear water pipeline is provided with a valve b, the pipeline c13 is communicated with a white water using area 6, the exterior of the main clear water pipeline is provided with a valve c, the interior of the clear water using area 4 is provided with a first recovery tank, the interior of the reclaimed water using area 5 is provided with a second recovery tank, the interior of the white water using area 6 is provided with a third recovery tank, the first recovery tank is communicated with the reclaimed water using area 5 through a first water guide pipe, and the second recovery tank is communicated with the white water using area 6 through a second water guide pipe; a PH detection device is arranged in the sedimentation tank 2, one side of the sedimentation tank 2 is communicated with a third recovery tank through a third water guide pipe, the upper end of the other side of the sedimentation tank is communicated with the filter tank 3 through a clear liquid guide pipe 21, and a sediment discharge pipe 22 is arranged at the lower end of the sedimentation tank; the filtering tank 3 comprises a tank body 31, a fixing frame 32 and a filter screen 33, wherein the tank body 31 is of a cylindrical structure, a through hole 311 is formed in the center of the upper surface of the tank body 31, the fixing frame 32 is integrally of an inverted U-shaped structure and is fixedly arranged right above the tank body 31, a hydraulic rod 34 is fixedly arranged in the center of the inner bottom surface of the fixing frame 32, the lower end of the hydraulic rod 34 is positioned in the tank body 31 through the through hole 311 and is fixedly connected with a circular pressing plate 35, the annular outer surface of the pressing plate 35 is in contact with the inner wall of the tank body 31, and the hydraulic rod 34 and the pressing plate 35 are arranged, so that when the filtering tank is used, the pressing plate 35 can be driven to move downwards by unfolding of the hydraulic rod 34, and the effect of the pressing plate 35 on downward extrusion force of the clear liquid in the tank body 31 is utilized, and the filtering efficiency of the filtering tank 3 on the clear liquid is improved; the lower extreme of the jar body 31 lateral surface is provided with the fourth aqueduct to communicate with clear water service area 4 through the fourth aqueduct, and be provided with the force (forcing) pump on the fourth aqueduct, there are two sets of filter screen 33, distribute from top to bottom respectively in proper order, be located jar body 31 inside to be connected with the internal surface fixed of the jar body 31, and filter screen 33 is located between clear liquid pipe 21 and the fourth aqueduct.

According to the actual process requirements, clean water is not needed in the processes of cleaning the carrier roller, diluting the slurry and the like, so that the clean water using area of the utility model mainly refers to the cleaning of the mesh cloth, the reclaimed water using area mainly refers to the cleaning of the carrier roller, and the white water using area mainly refers to the dilution of the slurry; when the utility model is used, firstly, clear water in the main clear water pipeline 1 is injected into the clear water using area 4 through the pipeline a11, and after the use is finished in the clear water using area 4, the produced waste water is collected into the first recovery tank, then the water collected in the first recovery tank is injected into the reclaimed water using area 5 through the first water guide pipe for reuse, the waste water produced in the reclaimed water using area 5 is collected into the second recovery tank, and then the water collected in the second recovery tank is injected into the white water using area 6 through the second water guide pipe for use, and the waste water produced in the white water using area 6 is collected into the third recovery tank, by adopting the structure, the water is collected and used for a plurality of times in different process flows, the utilization rate of water resources is increased, the use amount of the clear water is fundamentally reduced, and simultaneously, the total amount of waste water treatment is also reduced, the production cost is saved; finally, injecting the wastewater in the third recovery tank into the sedimentation tank 2 through a third water guide pipe, detecting the pH value of the wastewater through a pH detection device in the sedimentation tank 2, adding a reagent corresponding to the wastewater according to the detection result to neutralize the pH value, standing and precipitating to separate solid from liquid, discharging the solid through a precipitate discharge pipe 22 after the operation is completed, injecting the clear liquid into the filter tank 3 through a clear liquid guide pipe 21, filtering through the filter tank 3, and injecting the clear liquid into a clear water use area 4 by using a pressure pump to recycle, thereby avoiding the waste of water resources; by arranging the pipeline b12 and the pipeline c13, when the water quantity supplied by the first recovery tank to the middle water using area 5 and the water quantity supplied by the second recovery tank to the white water using area 6 are insufficient during use, clear water can be supplied according to actual requirements; generally, the utility model has the advantages of rational in infrastructure and be convenient for carry out the recycle to the water resource.

Claims

1. The utility model provides a water saving fixtures of paper machine, includes main clear water pipeline, sedimentation tank and filter tank, its characterized in that: the main clear water pipeline is respectively communicated with a pipeline a, a pipeline b and a pipeline c, wherein the pipeline a is communicated with a clear water using area, the outside of the pipeline a is provided with a valve a, the pipeline b is communicated with a reclaimed water using area, the outside of the pipeline b is provided with a valve b, the pipeline c is communicated with a white water using area, the outside of the pipeline c is provided with a valve c, the clear water using area is internally provided with a first recovery tank, the reclaimed water using area is internally provided with a second recovery tank, the white water using area is internally provided with a third recovery tank, the first recovery tank is communicated with the reclaimed water using area through a first water guide pipe, and the second recovery tank is communicated with the white water using area through a second water guide pipe; one side of the sedimentation tank is communicated with a third recovery tank through a third water guide pipe, the upper end of the other side of the sedimentation tank is communicated with the filter tank through a clear liquid guide pipe, and a sediment discharge pipe is arranged at the lower end of the sedimentation tank; the utility model discloses a filter tank, including jar body, mount and filter screen, the center department of jar body upper surface is provided with the through-hole, the whole U type structure for invering of mount is fixed to be set up directly over the jar body, and the fixed hydraulic stem that is provided with in center department of bottom surface in the mount, the lower extreme warp through-hole of hydraulic stem is located jar internal portion to fixedly connected with clamp plate, the lower extreme of jar external side is provided with the fourth aqueduct to communicate through fourth aqueduct and clear water user area, and be provided with the force (forcing) pump on the fourth aqueduct, the filter screen is located jar internal portion to be connected with the internal surface fixed of the jar body.

2. A water saving device of a paper machine according to claim 1, characterized in that: and a PH detection device is arranged in the sedimentation tank.

3. A water saving device of a paper machine according to claim 1, characterized in that: the tank body is of a cylindrical structure, the whole pressing plate is circular, and the annular outer surface of the pressing plate is in contact with the inner wall of the tank body.

4. A water saving device of a paper machine according to claim 1, characterized in that: the filter screens are divided into two groups, the two groups are respectively distributed up and down in sequence, and the filter screens are positioned between the clear liquid guide pipe and the fourth water guide pipe.