CN206601388U - Analyze the equipment of oil return and be used to analyze the structure of oil return in fiber web machine - Google Patents
Analyze the equipment of oil return and be used to analyze the structure of oil return in fiber web machine Download PDFInfo
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- CN206601388U CN206601388U CN201720336260.5U CN201720336260U CN206601388U CN 206601388 U CN206601388 U CN 206601388U CN 201720336260 U CN201720336260 U CN 201720336260U CN 206601388 U CN206601388 U CN 206601388U
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- oil return
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- sensor
- pumping installations
- connecting portion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/30—Oils, i.e. hydrocarbon liquids for lubricating properties
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides equipment for analyzing oil return and is used for the structure of analyzing oil return in fiber web machine.The equipment of the present utility model for being used to analyze oil return is included with lower component：Pumping installations (10), filter (11) and sensor (12), and for guiding oil return to be analyzed to pass through the connecting portion (13) of above-mentioned part, wherein, sensor (12), filter (11) and pumping installations (10) are disposed in series in the connecting portion (13) according to sequence of flow.Equipment of the present utility model is durable reliable.
Description
Technical field
The utility model is related to a kind of equipment (equipment) for being used to analyze oil return, and the equipment is included with lower component：Pump
Device, filter and sensor are sent, and for guiding oil return to be analyzed to pass through the connecting portion of the part.The utility model
Further relate to a kind of structure (arrangement) for being used to analyze oil return in fiber web machine.
Background technology
Equipment described in foreword is generally applied to lubricate the analysis of used oil return.The purpose of analysis is contributed to
The monitoring of the property of oil, but additionally aid the monitoring for the situation with oil portion.For example, the use oil portion can be sliding axle
Hold, such as metallic particles hinders and come off from the use oil portion and enter oil return for some reason.On the other hand, in a leakage situation, such as water
Also it can be mixed into oil return.
Known sensor can be used for for example determining that the metallic particles amount included in oil return (is arranged item by item according to magnitude classification
Go out).On the other hand, also multiple sensors can be used for determining the degree of oxidation of such as oil return, water content, temperature, viscosity, lead
Electrical and color.
Exist in fiber web machine it is multiple with oil portions, with the oil in oily portion using several cubic metres.In this case,
Also there are a large amount of oil returns.Moreover, these greatly and are often uniqueness with oil portion, which increase carried out in the monitoring with oily portion
The demand of analysis.Condition monitoring is critically important, because failure can cause substantial amounts of maintenance cost.Moreover, the delivery of new product
Time is long, if not changing product is used as alternate products (spare product), then may result in producing for a long time
It is disconnected.One have demand is variable crowned roll (variable crown roll) with oil portion, and its existing large-scale bearing also has
Hydraulic transmission load boots portion (oil-operated load shoe) of the shell of bearing roller.
It is difficult to place a sensor at in oil portion.In fact, equipment is used to take sample, sample, which is guided through, to be set
It is standby and especially through sensor.However, it is known that the capacity of equipment is small, thus the coverage of analysis is unreliable.Moreover, equipment
It is vulnerable to abrasion, this causes extra charge.
Utility model content
The purpose of this utility model is to realize a kind of new equipment for analyzing oil return, the equipment and previous equipment
Compared to more durable and reliable.It is of the present utility model still another object is that it is a kind of it is new in fiber web machine be used for analyze
The structure of oil return, the structure can be used for analyzing uniform big flow.Describe in the dependent claims according to this practicality
New equipment and the property feature of structure.In the utility model, multiple parts are set in the way of new and unexpected
Put.This realizes durable facility.Moreover, by the equipment, can obtain integrating sampling, even can be from big flow oil return
Sampled.The equipment is also easy to be arranged in fiber web machine and is even arranged in existing fiber web machine.
Brief description of the drawings
The utility model is described in detail below by way of the appended accompanying drawing of reference explanation embodiment of the present utility model, attached
In figure：
Fig. 1 shows the schematic diagram according to equipment of the present utility model from side,
Fig. 2 a show Fig. 1 magnified partial view,
Fig. 2 b show Fig. 2 a viewed from above magnified partial view,
Fig. 3 shows the principle according to structure of the present utility model.
Embodiment
Fig. 1 show for analyze oil return according to equipment of the present utility model.The equipment is included with lower component：Pumping installations
10th, filter 11 and sensor 12.Moreover, the equipment includes connecting portion 13, these connecting portions are used to guide oil return to be analyzed
By above-mentioned part.It is disposed in series according to part of the present utility model according to sequence of flow in connecting portion 13：Sensor
12nd, filter 11 and pumping installations 10.In this case, the oil return comprising potential particle is first by sensor, in this feelings
These particles can be reliably detected under condition.Next part is filter, and filter captures at least most of particle.Pass through
This mode, no particle oil return flows into the pump 14 for belonging to pumping installations 10.In other words, filter is arranged on the suction side of pump
On.In this case, pump sustainable a very long time because of particle without causing abrasion.Pump is also offset by sensor and mistake
The pressure loss caused by filter.Here, motor 15 is connected to pump 14, and the pump 14 is advantageously gear pump.By small―gap suture
Gear pump can realize Uniform Flow and high pressure.Moreover, gear pump has simple structure.Pre-filtered oil return can be directed stream
Cross gear pump and further go back to oil return circulation line.
In Fig. 1, chain-dotted line represents apparatus casing 16, and above-mentioned part is installed in apparatus casing 16.Apparatus casing
Control centre 17 is also included, such as motor and the control unit of sensor connection are installed in control centre 17.Control centre
The Machinery Control System of fiber web machine is also connected to, but the equipment can also independently work.From known sensor
The information listed item by item according to particle size distribution on particle is directly obtained, and alarming limit can be set in the sensor
Value.In this way, when the limiting value of setting is exceeded, most simply, warning lamp 18 can be shinny in control centre.It is logical
Corresponding mode is crossed, filter can include the obstruction sensing device (clogging sensing) for being connected to control centre.It is logical
This mode is crossed, obstruction also provides alarm.
In Fig. 1 application, there is stop valve 19 in connecting portion 13, these stop valves 19 be located at filter 11 before with
And after pump 14.In the case, by stopping pump and by closing stop valve, filter can be opened, and filter core can quilt
Clean or be then replaced if desired.Grain amount can be determined simultaneously.Closing (stop valve) can be opened in filter
When avoid oil leakage.Sensor and pump are actually maintenance-free.Moreover, equipment can be used without interruption, herein
In the case of analysis be continuous.When grain amount is still small, it is not necessary to single maintenance measure.
Analysis to a large amount of oil returns needs sampling, so that the size of equipment keeps reasonable.Moreover it is known that commercial sensor quilt
For low discharge.As an example, the flow of sample can be 5 liters per minute, and the total flow of oil return can be up to per minute
1000 liters.According to the utility model, equipment includes settler (settling device) 20, and settler 20 includes sampling
Space 21, the sampler space 21 extends below the passage set for oil return, belongs to connecting portion 13 and guides the one of sensor 12 into
It is attached partially to the sampler space 21.By settler, most of particle in return flow can be directed to the sampler space.
In the case, even small sample flow, sample is also comprehensive.Which increase the reliability of analysis.Settler is
Functional particles trap, sample flow is directed to sensor from functional particles trap.In Fig. 1, settler 20
It is to be shown with the ratio different from the ratio of miscellaneous equipment, and is arranged on from show schematically in apparatus casing 16
Multiple parts.The diameter for being preserved for the passage 22 of oil return may be, for example, 220mm, and the connecting portion in apparatus casing is for example
For 15mm.
Settler 20 just greater than passage 22 realizes the separation (Fig. 1) of particle and oil return.In fact, oil return by
Gravity and flow, and passage averagely have half be full of oil return (Fig. 2 b).In order to ensure separation, settler 20 is controlled including flow
Device 23, flow controller 23 is permeable at least in part for oil return.In this case, particle is forced downwardly to take
Sample spatial movement, but do not produce the unnecessary pressure loss.In this way, recirculating oil quantity keeps interference-free.Flow
Controller for example can be perforated plate (perforated sheet), and screen pack 24 is secured to perforated plate.In this case,
By changing screen pack, equipment goes for every kind of single application.According to Fig. 2 a, flow controller 23 has multiple elongated
Gap 25, and screen pack 24 is fastened to the lower section of flow controller 23 (Fig. 2 b).
In production period, there is relatively stable return flow.Even in of short duration production disruption, but particularly exist
In the stopping of roller, recirculating oil quantity is gradually reduced.Here it is why the sampler space 21 includes surface sensing device 26, surface measurement dress
Put 26 control units for being connected to pumping installations 10.The equipment is suitable to when the sampler space almost becomes space-time, and pumping installations stops, by
This is avoided the unnecessary rotation of motor.On the other hand, when recirculating oil quantity increases again, pumping installations starts by surface sensing device
Controlled.Air is avoided to enter in the equipment simultaneously.Surface sensing device for example can be by two surface switches (surface
Switch) constitute, the two surface switches are placed in the sampler space, the relay of these surface switches controlling pumps.When taking
Sample space becomes space-time, and pump automatically stops.In Fig. 1, surface switches are connected to control centre 17, and control centre 17 is further controlled
System makes the motor 15 that pump 14 is run.
The settler 20 shown in Fig. 2 a and Fig. 2 b includes attachment means 27, and attachment means 27 are used to be connected to as oil return
The passage of setting.In this case, settler can easily be transformed under exercise use.Advantageously, attachment means
27 include pipe fitting 28, and the diameter of these pipe fittings 28 corresponds to the diameter of the passage 22 of oil return reservation.Moreover, attachment means 27 include
Connect band (connection band) 29, each pipe fitting is connected to passage by connect band.Weldering is avoided by using connect band
Connect.In fact, when commissioning device, it can remove one section of the length equivalent to settler from passage, and by
Connect band fastens settler, so that settler becomes a part for passage.If it is necessary, can use additional support member
To suspend settler.Advantageously, apparatus casing is located at below settler, for example in pedestal, and connecting portion is connected to and taken
Thus sample space, for oil return to be guided to sensor, and be back to passage further across filter and pump.It is alternative
Ground, oil can be pumped into oil groove.In Fig. 1, filtered oil is back to the outlet side of settler 20.In showing
Outside appearance, necessary part is applicable to the part as settler.In this case, the equipment can become tight
Gather, and its debugging is simple.Flange connection can be used in original install in application.
Fig. 3 shows to be used for the structure for analyzing oil return in fiber web machine.It is oily that oil return stream is subordinated to using for fiber web machine
Portion 31 extends, and the equipment for being used to analyze oil return is connected to oil return stream.For example can be variable crowned roll or large-scale tooth with oily portion
Roller box.Here, equipment also includes with lower component：Pumping installations, filter and sensor, and for guiding oil return to be analyzed
By the connecting portion of the part.According to principle of the present utility model, these following parts are set in series according to sequence of flow
Put in connecting portion：Sensor, filter and pumping installations.In this way, equipment corresponds to the said equipment.
In the structure in figure 3, oil groove 30 of the pressurized oil from positioned at pedestal is pumped into oil portion 31.Oil return is usual
Flowed back to from oily portion 31 because of Action of Gravity Field in oil groove 30.Here, it is applied to draw according to settler 20 of the present utility model
In the passage 22 for leading back to oil.Apparatus casing 16 comprising part needed for analysis is placed on the lower section of settler 20.In figure 3,
Apparatus casing 16 is connected to Machinery Control System 32, at least one alarm in the case of this (but advantageously also have and obtained from sensor
Metrical information) for example can be used for the condition monitoring of fiber web machine.Correspondingly, by Machinery Control System, it can change
The setting of the setting of equipment, such as sensor.Instead of wiring, wireless information transfer can be used.Sensor can be applicable to
A part as cloud service, in the case, no matter in the where of Machinery Control System, the metrical information of sensor can lead to
Cross with oil portion to monitor.
By settler, it is particularly possible to isolate metallic particles from a large amount of oil returns, these metallic particles are used as representative
Property sample is collected, and then is sent to sensor.Oil sample sheet is drawn into by sensor from the sampler space of settler by pump.
Belong to and be unexpectedly arranged on according to the sensor and filter of part of the present utility model in the suction side of pump.This knot
Structure causes equipment reliable and durable.First, oil return is only comprising the particle in oil portion of potentially coming to use by oneself, and these particles enter pump it
Before be filtered out.In this way, only sampling is included come the particle in the oil portion that uses by oneself, and pump keeps from damage.Therefore, measure back
The sensor of metal magnetic and non-magnetic particle in oil is positioned in the aspiration of pump.As an example, variable crowned roll
With sliding pair (slide pair), one in these sliding pairs contains nonmagnetic substance.Now, these particles can also be by
Detect.
By using appropriate size, it may be such that the pressure loss in suction side is as small as possible.The pump is also cancelled out by sensing
The pressure loss caused by device and filter.And avoid the cavitation erosion of pump.When sample size is small but with it is comprehensive when, equipment with it is big
Amount oil return, which is compared, to diminish.Used sensor can be any known sensor or by multiple sensor groups into sensor
Unit.The discharge line of pump is for example affixed to for monitoring the sensor of oily condition.Advantageously, the company of being arranged on of sensor 33
In socket part 13, after pumping installations 10, the situation (Fig. 1) to measure oil return.Sensor can be different by multiple measurements
The sensor group of variable into.When measuring the situation of oil return, identified item includes the cleanliness factor (cleanliness of oil
Level) and those variables of oily chemical composition change are shown, such as oily electric conductivity, relative dielectric constant, viscosity, water contain
Amount and air content.Moreover, the temperature of oil return is determined, because when making decision, except some variables, temperature is also made
It is required for additional information.These sensors are placed in the discharge line of pump.
Claims (10)
1. a kind of equipment for analyzing oil return, the equipment is included with lower component：Pumping installations (10), filter (11) and biography
Sensor (12), and for guiding oil return to be analyzed to pass through the connecting portion (13) of the part, it is characterised in that the part
It is disposed in series according to sequence of flow in the connecting portion (13)：Sensor (12), filter (11) and pumping installations
(10)。
2. equipment according to claim 1, it is characterised in that the equipment includes settler (20), the precipitation dress
Put including：The sampler space (21), it extends below the passage set for oil return, is connected to the connecting portion (13) and guides into
The part of the sensor (12) is connected to the sampler space (21).
3. equipment according to claim 2, it is characterised in that the settler (20) includes：Flow controller (23),
It can permeate at least in part for oil return.
4. equipment according to claim 2, it is characterised in that the sampler space (21) includes：Surface sensing device
(26), it is connected to the control of the pumping installations (10).
5. equipment according to claim 3, it is characterised in that the sampler space (21) includes：Surface sensing device
(26), it is connected to the control of the pumping installations (10).
6. the equipment according to any one of claim 2-5, it is characterised in that the settler (20) includes：Connection
Device (27), it is used to be connected to the passage set for oil return.
7. the equipment according to any one of claim 1-5, it is characterised in that the sensor (33) is arranged on described
In connecting portion (13) and after the pumping installations (10), the situation to measure oil return.
8. equipment according to claim 6, it is characterised in that the sensor (33) is arranged on the connecting portion (13)
In and after the pumping installations (10), the situation to measure oil return.
9. a kind of structure for being used to analyze oil return in fiber web machine, wherein, oil return stream is subordinated to the fiber web machine
Extended with oily portion (31), the equipment for being used to analyze oil return is already connected to the oil return stream, and the equipment is included with lower component：
Pumping installations (10), filter (11) and sensor (12), and for guiding oil return to be analyzed to pass through the company of the part
Socket part (13), it is characterised in that the part is disposed in series in the connecting portion (13) according to sequence of flow：Sensor
(12), filter (11) and pumping installations (10).
10. structure according to claim 9, it is characterised in that the equipment is according to any one of claim 2-8 institutes
The equipment stated.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FIU20164080 | 2016-04-01 | ||
| FIU20164080U FI11259U1 (en) | 2016-04-01 | 2016-04-01 | Apparatus for Analyzing Return Oil and Arrangement for Analyzing Return Oil in a Fiber Screen Machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601388U true CN206601388U (en) | 2017-10-31 |
Family
ID=58694313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720336260.5U Active CN206601388U (en) | 2016-04-01 | 2017-03-31 | Analyze the equipment of oil return and be used to analyze the structure of oil return in fiber web machine |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN206601388U (en) |
| DE (1) | DE202017101796U1 (en) |
| FI (1) | FI11259U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323948A (en) * | 2021-06-30 | 2021-08-31 | 三一重机有限公司 | Connecting piece, oil detection device, operation machine and detection method |
-
2016
- 2016-04-01 FI FIU20164080U patent/FI11259U1/en active IP Right Grant
-
2017
- 2017-03-28 DE DE202017101796.6U patent/DE202017101796U1/en active Active
- 2017-03-31 CN CN201720336260.5U patent/CN206601388U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323948A (en) * | 2021-06-30 | 2021-08-31 | 三一重机有限公司 | Connecting piece, oil detection device, operation machine and detection method |
| CN113323948B (en) * | 2021-06-30 | 2024-04-12 | 三一重机有限公司 | Connecting piece, oil liquid detection equipment, operation machine and detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202017101796U1 (en) | 2017-04-24 |
| FI11259U1 (en) | 2016-05-25 |
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