CN208200563U - Paper-making sewage treatment installation - Google Patents

Abstract

The utility model provides a kind of paper-making sewage treatment installation, comprising: passes sequentially through buffer pool, coagulation reaction tank, filtering ponds and the pulp saver of first pipe connection；Wherein, buffer pool is for storing papermaking wastewater to be processed, coagulation reaction tank includes blender and the chemicals dosing plant for coagulant to be added, filtering ponds include the first filter chamber and the second filter chamber for the front and back connection being separated by partition wall or grid, first filter chamber is connected with pulp saver, and the pH value regulating device of filter medium and the pH value for adjusting the second filtering indoor liquid is provided in the second filter chamber.Paper-making sewage treatment installation provided by the utility model passes sequentially through buffer pool, coagulation reaction tank and filtering ponds and handles papermaking wastewater, the dirt separation in papermaking wastewater is come out, and to realize resource reutilization, reduces papermaking cost, improves benefit.

Description

Paper-making sewage treatment installation

Technical field

The utility model relates to technical field of sewage more particularly to a kind of paper-making sewage treatment installations.

Background technique

According to data, paper using amount is 25kg or so to root per capita in China, and paper using amount reaches 100kg per capita for developed country More than, so the demand of paper shows whether flourishing and living standards of the people the standard of a country.

Therefore, with the improvement of people's living standard in our country, paper requirements amount greatly increases, and small paper mill is also such as the spring after rain Bamboo shoot grow up throughout the country.Waste paper has become important one of pollution sources in people's life, using it is waste paper regenerated again Papermaking is turned waste into wealth, and can greatly mitigate the pollution to environment, but goods and materials conversion is easy to produce secondary pollution.

According to statistics, the yield of ten thousand tons of China small paper mill its paper and cardboard below accounts for national paper industry 60%, and its yield of 20,000 tons or more of paper plant only accounts for 40% or so of national yield.This explanation, the current paper market in China Main power is still these small paper mills.

These small paper mills still can not meet the demand in market, and it is to increase place that they are very important in small towns level-one Fiscal revenues, and solve large quantities of job-waiting people, and pulled a collection of relevant industry, it is the pillar of small towns level-one industry, but Consequent also brings many pollution problems, and be in particular in: since scope of the enterprise is small, insufficient funds are unfavorable for adopting With advanced environmental protection equipment and technology, so pollution is more serious, and without corresponding measure, it is serious to hinder the hair of production Exhibition.Industrial pollution caused by paper manufacturing is administered, clean manufacturing advanced technologies are developed in energy-saving and emission-reduction, develop environmental protection equipment, imperative.

Utility model content

The utility model provides a kind of paper-making sewage treatment installation, to solve the problems, such as the processing of papermaking wastewater.

The utility model provides a kind of paper-making sewage treatment installation, comprising: pass sequentially through first pipe connection buffer pool, Coagulation reaction tank, filtering ponds and pulp saver；Wherein, buffer pool is for storing papermaking wastewater to be processed, coagulating Pond includes blender and the chemicals dosing plant for coagulant to be added, and the filtering ponds include the front and back being separated by partition wall or grid The first filter chamber and the second filter chamber of connection, first filter chamber are connected with the pulp saver, and described second The pH value regulating device of filter medium and the pH value for adjusting the second filtering indoor liquid is provided in filter chamber.

Further, chemicals dosing plant includes Scatula and second pipe, and the first end of the second pipe is made up a prescription with described Case is connected, and the second end of the second pipe stretches in the coagulation reaction tank, is additionally provided with use on the second pipe In the valve for controlling the second pipe on-off.

Further, coagulant release component, the coagulant release group are provided in the second end of the second pipe Multiple apertures are provided on part, for discharging the coagulant emitted from chemicals dosing plant.

Further, flowmeter is additionally provided on the second pipe.

Further, second filter chamber further includes the water for being detected to the water body in second filter chamber Quality detecting device, the water quality detecting device include water quality collector, processor and display screen, the water quality collector for pair The ingredient and content of water body in second filter chamber are acquired, and the collection result of acquisition is sent to the processing The testing result of acquisition after the processor is calculated and judged to the collection result, is sent to the display screen by device It is shown.

Further, the filter medium is cobblestone and fine sand.

Paper-making sewage treatment installation provided by the utility model passes sequentially through buffer pool, coagulation reaction tank and filtering ponds pair Papermaking wastewater is handled, and the dirt separation in papermaking wastewater is come out, and obtain recyclable paper by pulp saver Slurry reduces papermaking cost, improves benefit to realize resource reutilization；Meanwhile it being added by chemicals dosing plant into coagulation reaction tank It is cotton-shaped to may make that the dirt in the papermaking wastewater to be processed in coagulation reaction tank is rapidly condensed into for coagulant, is convenient for dirt It is further separated out and, enable by above system treated papermaking wastewater reaches discharge standard, reduce to environment Pollution.

Detailed description of the invention

Hereinafter the utility model will be described in more detail based on the embodiments and with reference to the accompanying drawings.Wherein:

Fig. 1 is the structural schematic diagram of paper-making sewage treatment installation provided by the embodiment of the utility model.

In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.

Specific embodiment

Below in conjunction with attached drawing, the utility model is described in further detail.

Fig. 1 is the structural schematic diagram of paper-making sewage treatment installation provided by the embodiment of the utility model；As shown in Figure 1, this Embodiment provides a kind of paper-making sewage treatment installation, buffer pool 1, coagulation reaction tank including passing sequentially through the connection of first pipe 5 2, filtering ponds 3 and pulp saver 4；Wherein, for storing papermaking wastewater to be processed, coagulation reaction tank 2 includes buffer pool 1 Blender and chemicals dosing plant for coagulant to be added, the filtering ponds 3 include the front and back connection being separated by partition wall or grid The first filter chamber 31 and second filter chamber's (not shown), first filter chamber 31 and 4 phase of pulp saver It is connected to, the pH value of filter medium and the pH value for adjusting the second filtering indoor liquid is provided in second filter chamber Regulating device (not shown).

Buffer pool 1 in Fig. 1, coagulation reaction tank 2, filtering ponds 3 and pulp saver 4 link position can be according to practical feelings Condition is adjusted, merely exemplary in Fig. 1, is not offered as being defined actual link position.

Specifically, buffer pool 1 includes water inlet, papermaking wastewater to be processed is entered from the inlet in buffer pool 1, is delayed Pond 1 is rushed for storing papermaking wastewater, settable filter screen in buffer pool 1, to carry out primary separation to papermaking wastewater.From buffer pool The papermaking wastewater of 1 outflow enters in coagulation reaction tank 2, and coagulation reaction tank 2 includes blender and the dosing for coagulant to be added Device adds coagulant into coagulation reaction tank 2 from chemicals dosing plant, may make the papermaking to be processed in coagulation reaction tank 2 dirty Dirt in water be rapidly condensed into it is cotton-shaped, convenient for further separation, meanwhile, coagulation reaction tank 2 under the stirring action of blender, So that coagulant is quickly mixed with papermaking wastewater, and can realize the stirring of more times of cycling rates, suspended solid in water is cut It cuts, re-forms the big floccule body for being easy to settle.

The papermaking wastewater to be processed come out from coagulation reaction tank 2 enters in filtering ponds 3, filtering ponds 3 include by partition wall or The first filter chamber 31 and the second filter chamber for the front and back connection that grid is separated into, first filter chamber 31 are returned with the paper pulp Receiving apparatus 4 is connected, and water and the separation of crude fibre paper pulp, and the crude fibre paper pulp that will be separated are carried out in the first filter chamber 31 It is stored in pulp saver 4.Filter medium is set inside second filter chamber, such as cobblestone and fine sand, with to from The papermaking wastewater of first filter chamber 31 outflow carries out further filtration treatment, meanwhile, the second filter chamber further includes pH regulating device, PH regulating device is used to adjust the pH value of the second filtering indoor liquid, so that the second indoor papermaking wastewater of filtering is discharging Before into environment, it can get and be further processed, to be further reduced the pollution to environment.

Paper-making sewage treatment installation in the present embodiment passes sequentially through buffer pool 1, coagulation reaction tank 2 and filtering ponds 3 to making Paper sewage is handled, and the dirt separation in papermaking wastewater is come out, and obtains recyclable paper by pulp saver 4 Slurry reduces papermaking cost, improves benefit to realize resource reutilization；Meanwhile being added by chemicals dosing plant into coagulation reaction tank 2 Add coagulant, it is cotton-shaped to may make that the dirt in the papermaking wastewater to be processed in coagulation reaction tank 2 is rapidly condensed into, being convenient for will be dirty Object, which is further separated out, to be come, and is enabled by above system treated papermaking wastewater reaches discharge standard, is reduced to environment Pollution.

Further, chemicals dosing plant includes Scatula 21 and second pipe 23, the first end of the second pipe 23 and institute It states Scatula 21 to be connected, the second end of the second pipe 23 stretches in the coagulation reaction tank 2, the second pipe The valve 22 for controlling 23 on-off of second pipe is additionally provided on 23.

Further, coagulant release component, the coagulant release are provided in the second end of the second pipe 23 Multiple apertures are provided on component, for discharging the coagulant emitted from chemicals dosing plant.

Further, flowmeter is additionally provided on the second pipe 23.

Further, second filter chamber further includes the water for being detected to the water body in second filter chamber Quality detecting device, the water quality detecting device include water quality collector, processor and display screen, the water quality collector for pair The ingredient and content of water body in second filter chamber are acquired, and the collection result of acquisition is sent to the processing The testing result of acquisition after the processor is calculated and judged to the collection result, is sent to the display screen by device It is shown.

Further, the filter medium is cobblestone and fine sand.

Although the present utility model has been described by reference to the preferred embodiments, but in the model for not departing from the utility model In the case where enclosing, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as not depositing In structural conflict, items technical characteristic mentioned in the various embodiments be can be combined in any way.The utility model It is not limited to specific embodiment disclosed herein, but is included all technical solutions falling within the scope of the claims.

Claims (6)

1. a kind of paper-making sewage treatment installation characterized by comprising pass sequentially through buffer pool, the coagulation of first pipe connection Reaction tank, filtering ponds and pulp saver；Wherein, buffer pool is for storing papermaking wastewater to be processed, coagulation reaction tank packet Blender and the chemicals dosing plant for coagulant to be added are included, the filtering ponds include the front and back connection being separated by partition wall or grid The first filter chamber and the second filter chamber, first filter chamber is connected with the pulp saver, second filtering Interior is provided with the pH value regulating device of filter medium and the pH value for adjusting the second filtering indoor liquid.

2. the apparatus according to claim 1, which is characterized in that chemicals dosing plant includes Scatula and second pipe, and described The first end of two pipelines is connected with the Scatula, and the second end of the second pipe stretches in the coagulation reaction tank, The valve for controlling the second pipe on-off is additionally provided on the second pipe.

3. the apparatus of claim 2, which is characterized in that be provided with coagulant in the second end of the second pipe and release Component is put, multiple apertures are provided on the coagulant release component, for discharging the coagulation emitted from chemicals dosing plant Agent.

4. the device according to any one of claim 2-3, which is characterized in that be additionally provided with flow on the second pipe Meter.

5. the apparatus according to claim 1, which is characterized in that second filter chamber further includes for second mistake The water quality detecting device that water body in filter chamber is detected, the water quality detecting device include water quality collector, processor and show Display screen, the water quality collector will be obtained for being acquired to the ingredient and content of the water body in second filter chamber Collection result be sent to the processor, after the processor is calculated and judged to the collection result, by acquisition Testing result is sent to the display screen and is shown.

6. the apparatus according to claim 1, which is characterized in that the filter medium is cobblestone and fine sand.