CN209569541U - A kind of thickener pipe-line system - Google Patents
A kind of thickener pipe-line system Download PDFInfo
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- CN209569541U CN209569541U CN201920057857.5U CN201920057857U CN209569541U CN 209569541 U CN209569541 U CN 209569541U CN 201920057857 U CN201920057857 U CN 201920057857U CN 209569541 U CN209569541 U CN 209569541U
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Abstract
The utility model discloses a kind of thickener pipe-line systems, are related to paper making equipment technical field.It includes closing shell, and lower part of the housing side is provided with inlet pipe and weight slag pipe, and the tail portion of weight slag pipe is provided with wash tub pipe；Upper part of the housing is provided with filtrate pipe and grout outlet；Case top is provided centrally with exhaust pipe；Mechanical seal cooling water is connected through machine water shutoff control and detection system with the intracorporal cooling system of shell by machine water shutoff pipeline.The utility model passes through with pressure, up-flow operation mode, the heavy seeds in paper pulp can be removed in advance, it reduces the abrasion of equipment and internal part and realizes the low energy consumption operation of equipment, the generation of grout outlet clogging is prevented, and pipe-line layout is reasonable, control is accurate, securely and reliably, the operating costs such as maintenance are reduced, the service life of thickener is extended, significantly improves pulp concentrating efficiency.
Description
Technical field
The utility model relates to paper making equipment technical fields, and in particular to a kind of thickener pipe-line system.
Background technique
Thickener is the equipment for pulping and paper-making industry to the dehydration concentration of low concentration paper pulp.Paper is carried out currently on the market
There are many equipment for starching concentration, mainly have helical feed formula, vibration vanning formula etc., but be confined to the original of equipment itself composition form
Cause there is handling poor, job insecurity, high failure rate, the disadvantages of grout outlet easily blocks, energy consumption and noise are big, significantly
Ground increases the operating costs such as maintenance, and thickening efficiency is low, and the use occasion of these equipment is caused to be restricted.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of thickener pipe-line system the shortcomings that overcoming the prior art, pass through
Paper pulp is designed as with pressure, up-flow into slurry mode, realizes concentrator by knots such as traditional helical feed, vibration vannings
Transformation of the configuration formula to pressure screening installation；Meanwhile up-flow into slurry mode, the heavy seeds in paper pulp can be removed in advance, subtracted
The abrasion of few equipment and internal part and the low energy consumption operation for realizing equipment, pipe-line layout is reasonable, and control is accurate, securely and reliably,
The operating costs such as maintenance are reduced, thickening efficiency is significantly improved.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of thickener pipe-line system, including shell
Body, the shell are closing shell, and lower part of the housing side is provided with the inlet pipe connecting with pulp-inlet pipeline and connects with weight slag pipeline
The tail portion of the heavy slag pipe connect, weight slag pipe is provided with the wash tub pipe connecting with flushing pipe；Upper part of the housing is provided with and filtrate pipe
The filtrate pipe of road connection and the grout outlet being connect with pulp pipeline；Case top is provided centrally with the exhaust connecting with exhaust pipe
Pipe；Mechanical seal cooling water is connected through machine water shutoff control and detection system with the intracorporal cooling system of shell by machine water shutoff pipeline
It is logical.
As a kind of improvement of the utility model, the heavy slag pipe tilts down arrangement, and its center line and horizontal plane it
Between angle be 5 °~10 °, weight slag pipe bottom be lower than Housing Base 5mm~15mm.
As a kind of improvement of the utility model, the machine water shutoff control and detection system include instrument control valve VII and flowmeter
III, flowmeter III is connected to motor by control signal wire.
As a kind of improvement of the utility model, instrument control valve I, flow meter I and hand have been arranged in series in the pulp-inlet pipeline
Dynamic valve I；Instrument control valve II, flow meter II, hand-operated valve II and check (non-return) valve I have been arranged in series on the filtrate conduit；The grout outlet
Instrument control valve III and hand-operated valve III have been arranged in series on road；Instrument control valve IV and hand-operated valve IV have been arranged in series on the heavy slag pipeline；
Instrument control valve V and hand-operated valve V have been arranged in series on the flushing pipe；VI He of instrument control valve has been arranged in series on the exhaust pipe
Hand-operated valve VI；Hand-operated valve VII and check (non-return) valve II have been arranged in series on the machine water shutoff pipeline.
As a kind of improvement of the utility model, pressure gauge is respectively arranged on the pulp-inlet pipeline and filtrate conduit.
The beneficial effects of the utility model are, it discloses a kind of thickener pipe-line system, by by inlet pipe and weight slag
The lower part of seal casinghousing is arranged in pipe, and the top of shell is arranged in filtrate pipe and grout outlet, by designing into slurry mode for paper pulp
For with pressure, up-flow, concentrator is realized from structure types such as traditional helical feed, vibration vannings to pressure screening installation
Transformation；Meanwhile up-flow into slurry mode, can remove the heavy seeds in paper pulp in advance, reduce the mill of equipment and internal part
The low energy consumption operation for realizing equipment is undermined, the generation of grout outlet clogging has been prevented；The utility model pipe-line layout is reasonable, control
System is accurate, securely and reliably, reduces the operating costs such as maintenance, extends the service life of thickener, significantly improve concentration
Efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1, inlet pipe, 11, instrument control valve I, 12, flow meter I, 13, hand-operated valve I, 2, filtrate pipe, 21, instrument control valve II,
22, flow meter II, 23, hand-operated valve II, 24, check (non-return) valve I, 3, grout outlet, 31, instrument control valve III, 32, hand-operated valve III, 4, weight slag pipe,
41, instrument control valve IV, 42, hand-operated valve IV, 5, wash tub pipe, 51, instrument control valve V, 52, hand-operated valve V, 6, exhaust pipe, 61, instrument control valve
VI, 62, hand-operated valve VI, 7, machine water shutoff control and detection system, 71, check (non-return) valve II, 72, flowmeter III, 73, instrument control valve VII, 74,
Hand-operated valve VII, 8, shell, 9, motor, 10, cooling system.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
As shown in Figure 1, a kind of thickener pipe-line system comprising shell 8, shell 8 are closing shell, are pacified inside shell 8
The screen cylinder (not shown) of concentration channels is collectively constituted equipped with rotor (not shown) and with rotor outer surface；8 lower part side of shell is set
The weight slag pipe 4 for being equipped with the inlet pipe 1 connecting with pulp-inlet pipeline and connecting with weight slag pipeline, weight slag pipe 4 tilt down arrangement, and its
Angle between center line and horizontal plane is 5 °~10 ° (as selected 6 °, 7 °, 8 °), and the bottom of weight slag pipe 4 is lower than 8 bottom plate of shell
5mm~15mm(is as selected 6 mm, 8 mm, 10 mm, 12 mm), so that slurry is smoothly discharged from shell；The tail portion of weight slag pipe 4
It is provided with the wash tub pipe 5 connecting with flushing pipe；8 top of shell be provided with the filtrate pipe 2 being connect with filtrate conduit and with go out
Starch the grout outlet 3 of pipeline connection；8 top center of shell is provided with the exhaust pipe 6 connecting with exhaust pipe；Mechanical seal cooling water
It is connected through machine water shutoff control and detection system 7 with the cooling system 10 in shell 8 by machine water shutoff pipeline.
Machine water shutoff control and detection system 7 include that instrument control valve VII 73, flowmeter III 72 and machine the envelope flow being arranged in series are opened
It closes (not shown), flowmeter III 72 is connect by control signal wire with motor 9；Instrument control valve described in the utility model is long-range
Control valve.
Be arranged in series instrument control valve I 11, flow meter I 12 and hand-operated valve I 13 in above-mentioned pulp-inlet pipeline, pulp-inlet pipeline it is suitable
Position is provided with pressure gauge (not shown), i.e. pressure gauge is positioned close in the pulp-inlet pipeline of stock inlet position of inlet pipe 1；On
It states and has been arranged in series instrument control valve II 21, flow meter II 22, hand-operated valve II 23 and check (non-return) valve I 24 on filtrate conduit, filtrate conduit
Suitable position is provided with pressure gauge (not shown), i.e. the pressure gauge filtrate conduit that is positioned close to the filtrate port position of filtrate pipe 2
On；Instrument control valve III 31 and hand-operated valve III 32 have been arranged in series on above-mentioned pulp pipeline；Instrument has been arranged in series on above-mentioned heavy slag pipeline
Control valve IV 41 and hand-operated valve IV 42；Instrument control valve V 51 and hand-operated valve V 52 have been arranged in series on above-mentioned flushing pipe；Above-mentioned exhaust
Instrument control valve VI 61 and hand-operated valve VI 62 have been arranged in series on pipeline；VII 74 He of hand-operated valve has been arranged in series on above-mentioned machine water shutoff pipeline
Check (non-return) valve II 71.
The control flow of above-mentioned thickener pipe-line system comprising following steps:
1) booting prepares:
1. completing the flushing of pipeline and thickener；2. opening hand-operated valve VI 62, instrument control valve VI 61；3. opening hand-operated valve V
52, instrument control valve V 51；4. opening hand-operated valve VII 74 adjusts machine water shutoff control and detection system 7, reach the flow of machine seal cooling water
To setting value (when the pressure of machine seal cooling water be higher than inlet pipe 1 inlet pressure 100KPa when, it is proposed that setting value 4L/min,
Preset flow monitoring signals position of the switch minimum value is 2L/MIN)；
2) thickener water-filling:
1. closing instrument control valve VI 61, there is water continuously to flow out from exhaust outlet；2. closing instrument control valve V 51；3. confirming machine envelope cooling
The flow of water meets setting value (feedback signal is normal)；
3) thickener starts:
1. hand-operated valve I 13, hand-operated valve III 32, hand-operated valve II 23, hand-operated valve V 52 and hand-operated valve IV 42 are opened, wherein manually
The aperture of valve I 13 is 40%~60%, preferably 50%；2. starting thickener motor 9；3. starting into stock pump, instrument control valve I 11 is opened,
Hand-operated valve I 13 is adjusted, wherein the aperture of instrument control valve I 11 is 20%~30%, preferably 25%, the aperture of hand-operated valve I 13 is 40%~
60%, to realize that starching stream stablizes, the aperture of the instrument control valve III 31 variation (aperture of instrument control valve III 31 synchronous with the aperture of instrument control valve I 11
It is the 40%~60% of I 11 aperture of instrument control valve, preferably 55%)；4. by flow meter I 12 and instrument control valve I 11 realize inlet pipe 1 into
The control of mouth target flow (flow is incremented by and subtracts)；5. realizing 2 import target of filtrate pipe by flow meter II 22 and instrument control valve II 21
The control of flow, (initial setting is according into slurry with reference to 35% or so setting of stock inlet flow for the setting of 2 target flow value of filtrate pipe
Concentration 3% or so calculates), target flow realizes (flow is incremented by and subtracts) by instrument control valve II 21；6. instrument control valve VI 61 is at interval of certain
It time (as being spaced two hours, the specific time is according to practical adjustment), opens and is closed after being kept for five seconds；
4) thickener regulates and controls:
1. the pressure difference (P1- P2) between the pressure P1 of inlet pipe 1 and the pressure P2 of filtrate pipe 2 is more than or equal to 30Kpa
System alarm when (being adjusted according to trial operation situation) is more than or equal to 40KPa(and is adjusted according to trial operation situation) Shi Yunhang tri- minutes,
Adjusting does not improve, executes BY PASS and stops；2. the goal-setting flow of filtrate pipe 2 is associated with the pressure difference, work as pressure difference
When greater than 30Kpa, reduces the target flow of filtrate pipe 2, will not continue to rise with steady pressure difference, filtrate pipe actual flow is less than
When setting the 50% of target flow, executes BY PASS and stop；
When the running current load factor of thickener motor 9 is up to 90%, system alarm executes BY when load factor is up to 98%
PASS simultaneously stops；When machine envelope flow switch detects that the flow of machine seal cooling water is not up to setting value, system alarm three minutes
BY PASS is executed afterwards and is stopped.
5) thickener is shut down:
1. closing instrument control valve II 21, instrument control valve I 11 and instrument control valve III 31, instrument control valve VI 61 is opened；2. closing hand-operated valve II
23, hand-operated valve I 13 and hand-operated valve III 32 open instrument control valve IV 41 and instrument control valve V 51, and being kept for three minutes, (purpose is to rinse concentration
Machine, time can be by practical adjustment)；3. closing thickener motor 9；4. closing hand-operated valve VII 74 after three minutes.
It is that a kind of thickener pipe-line system provided by the utility model is described in detail above, answers herein
It is expounded with structural principle and embodiment of the specific case to the utility model, above embodiments are only intended to help
Understand the method and its core concept of the utility model；At the same time, for those skilled in the art, according to the utility model
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be understood
For limitations of the present invention.
Claims (5)
1. a kind of thickener pipe-line system, including shell (8), it is characterised in that: the shell (8) is closing shell, shell (8)
Lower part side is provided with the heavy slag pipe (4) for inlet pipe (1) the He Yuchong slag pipeline connection connecting with pulp-inlet pipeline, weight slag pipe (4)
Tail portion be provided with the wash tub pipe (5) connecting with flushing pipe；Shell (8) top is provided with the filtrate connecting with filtrate conduit
Pipe (2) and the grout outlet (3) being connect with pulp pipeline；Shell (8) top center is provided with the exhaust pipe connecting with exhaust pipe
(6)；Mechanical seal cooling water is by machine water shutoff pipeline through the cooling system in machine water shutoff control and detection system (7) and shell (8)
System (10) is connected.
2. a kind of thickener pipe-line system according to claim 1, it is characterised in that: the heavy slag pipe (4) tilts down
Arrangement, and the angle between its center line and horizontal plane is 5 °~10 °, the bottom of weight slag pipe (4) is lower than shell (8) bottom plate 5mm
~15mm.
3. a kind of thickener pipe-line system according to claim 1, it is characterised in that: the machine water shutoff control and detection system
System (7) includes instrument control valve VII (73) and flowmeter III (72), and flowmeter III (72) is connect by control signal wire with motor (9).
4. a kind of thickener pipe-line system according to claim 1 or 2 or 3, it is characterised in that: gone here and there in the pulp-inlet pipeline
Connection is provided with instrument control valve I (11), flow meter I (12) and hand-operated valve I (13)；Instrument control valve II has been arranged in series on the filtrate conduit
(21), flow meter II (22), hand-operated valve II (23) and check (non-return) valve I (24)；Instrument control valve III has been arranged in series on the pulp pipeline
(31) and hand-operated valve III (32)；Instrument control valve IV (41) and hand-operated valve IV (42) have been arranged in series on the heavy slag pipeline；The punching
It washes on pipeline and has been arranged in series instrument control valve V (51) and hand-operated valve V (52)；Instrument control valve VI has been arranged in series on the exhaust pipe
(61) and hand-operated valve VI (62)；Hand-operated valve VII (74) and check (non-return) valve II (71) have been arranged in series on the machine water shutoff pipeline.
5. a kind of thickener pipe-line system according to claim 4, it is characterised in that: the pulp-inlet pipeline and filtrate conduit
On be respectively arranged with pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057857.5U CN209569541U (en) | 2019-01-15 | 2019-01-15 | A kind of thickener pipe-line system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057857.5U CN209569541U (en) | 2019-01-15 | 2019-01-15 | A kind of thickener pipe-line system |
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| Publication Number | Publication Date |
|---|---|
| CN209569541U true CN209569541U (en) | 2019-11-01 |
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ID=68332368
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920057857.5U Active CN209569541U (en) | 2019-01-15 | 2019-01-15 | A kind of thickener pipe-line system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555971A (en) * | 2019-01-15 | 2019-04-02 | 新乡市新平航空机械有限公司 | A kind of thickener pipe-line system and its control flow |
-
2019
- 2019-01-15 CN CN201920057857.5U patent/CN209569541U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555971A (en) * | 2019-01-15 | 2019-04-02 | 新乡市新平航空机械有限公司 | A kind of thickener pipe-line system and its control flow |
| CN109555971B (en) * | 2019-01-15 | 2024-01-30 | 新乡市新平航空机械有限公司 | Concentrator pipeline system and control flow thereof |
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