CN206960290U - The online rheological analysis device of polymer solution high pressure - Google Patents
The online rheological analysis device of polymer solution high pressure Download PDFInfo
- Publication number
- CN206960290U CN206960290U CN201720639029.3U CN201720639029U CN206960290U CN 206960290 U CN206960290 U CN 206960290U CN 201720639029 U CN201720639029 U CN 201720639029U CN 206960290 U CN206960290 U CN 206960290U
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- Prior art keywords
- outlet
- rotating shaft
- pump
- high pressure
- polymer solution
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Abstract
The utility model discloses a kind of online rheological analysis device of polymer solution high pressure, solve the problems, such as that existing on-line viscosity measurement device is not suitable for high-tension measurement, specifically include high-pressure hose, filter, impeller pump, flow sensor, differential pressure pick-up, capillary coil pipe, accumulator and computer, sealing ring wherein is set between the servomotor and the pump housing of impeller pump, the centrally disposed annular seal space of the seal ring body, interior note sealing fluid, rotating shaft passes through from the sealing ring center, and the both ends joint of rotating shaft and seal ring body sets O-ring seal.The setting of the O-ring, there is sealing and bear the double action of high pressure, realize to high pressure line on-line viscosity measurement, and measurement result is authentic and valid.
Description
Technical field
It the utility model is related to polymer solution viscosity analytical equipment in a kind of high pressure line.
Background technology
Viscosity of the polymer solution in high pressure line is detected at this stage, and laboratory inspection is delivered to after mainly using manual sampling
Survey.Due to pressure drop in sampling process be present and requiring high to sampling human users' gimmick, mechanical shearing easily is produced to sample,
Acquired results error is big, therefore manual sampling detection can not realize easy, continuous, quick, accurate data analysis.
In order to overcome the shortcomings of that manual sampling detects, the current on-line viscosity measurement device for having diversified forms, wherein making
The pressure that convention rotor pump can bear is typically in below 4MPa.Main cause is usually ensure liquid in pump close
Envelope property in rotating shaft and pump housing joint, it is necessary to install seal, and the seal uses framework type sealing ring more, by reality
Test, when pressure reaches 2MPa in pump, liquid can be from sealing ring and rotating shaft joint seepage in pump；Conventional a kind of seal in addition
For mechanical seal, mechanical seal is used for water pump, if mechanical seal is arranged on impeller pump, pressure reaches 4MPa in pump
When, also there is phenomenon of leakage appearance, so this two classes seal e insufficient to allow impeller pump to bear high pressure, and framework type sealing ring
Can not completely isolated air, polymer solution contact oxygen after, chemical degradation can be produced.So solving impeller pump bears high pressure
And completely isolated oxygen problem, it is the key for realizing polymer solution high pressure on-line viscosity measurement.
The content of the invention
In order to overcome the shortcomings of in background technology, the utility model provides a kind of online rheological analysis of polymer solution high pressure
Device, the device can realize the viscosity measurement more than 20MPa pressure, and measured result is the true viscosity of polymer solution.
For achieving the above object, the technical solution adopted in the utility model is：A kind of polymer solution high pressure is online
Rheological analysis device, including high-pressure hose, filter, impeller pump, flow sensor, differential pressure pick-up, capillary coil pipe, accumulator
And computer, the high-pressure hose include access flexible pipe and pick out flexible pipe, wherein access flexible pipe and polymer solution high pressure line
It is tightly connected, the outlet for accessing flexible pipe connects the first triple valve, and the another two interface of the first triple valve connects filter respectively, this
The outlet of two filters is connected with the second triple valve pipeline, and in parallel between the entrance of the two filters and outlet
One differential pressure pick-up；Another interface pipeline connection impeller pump of second triple valve, the outlet line connection traffic sensing of impeller pump
Device, the other end of flow sensor are connected with capillary coil pipe pipeline, the outlet line connection ball valve of capillary coil pipe, and in capillary disk
Second differential pressure pick-up in parallel between the entrance of pipe and outlet, branch line is set on the pipeline between capillary coil pipe and ball valve, should
The outlet connection accumulator of branch line, the outlet of ball valve are connected with picking out flexible pipe, pick out outlet and the polymer solution high pressure of flexible pipe
Pipeline is tightly connected；It is characterized in that：The impeller pump, including servomotor, rotating shaft, rotor, sealing ring, the pump housing and bearing,
Wherein rotor is made up of internal rotor and outer rotor, and the pump housing Left-side center sets pump chamber, sets what is connected with pump chamber in the pump housing
Feed liquor runner and discharge opeing runner；The sealing ring, its diameter is identical with pump housing diameter, its centrally disposed annular seal space, in annular seal space
Sealing fluid is injected, sealing fluid inlet is set on seal ring body, the Left-side center of sealing ring sets seal groove；The sealing ring is right
End is fixedly connected between the pump housing by bolt and alignment pin, and sealing ring left end is bolted to connection in servomotor side
Face；Rotating shaft passes through along the central shaft of sealing ring, and the both ends joint of rotating shaft and seal ring body sets O-ring respectively, preferably each
Place sets two O-rings, if first leakage second continues to play a part of sealing；Internal rotor and outer rotor are mounted in
It is placed in rotating shaft in pump chamber, bearing is placed in seal groove in rotating shaft, and rotating shaft is fixed with servomotor by shaft coupling
Connection, the signal that the first differential pressure pick-up, the second differential pressure pick-up and flow sensor are gathered are sent to computer, computer
The viscosity number of flowed through liquid is calculated according to formula, the calculation formula is：
Wherein, μ is viscosity, unit Pas；R is capillary coil radius, unit m；Δ P is capillary coil pipe two
Side pressure is poor, unit Pa；L is capillary coil lengths, unit m；Q be capillary coil pipe in flow, unit m3/s。
The beneficial effects of the utility model：
1st, the on-line viscosity measurement to positions such as high pressure line, well heads is realized；
2nd, measurement result is authentic and valid；
3rd, device is removable, easy for installation, simple to operate, is easy to measure different test points.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model device.
Fig. 2 is the structural representation of impeller pump.
Fig. 3 is the side view of impeller pump.
Embodiment
Below in conjunction with the accompanying drawings by being elaborated to the utility model device：
As shown in Figure 1：A kind of online rheological analysis device of polymer solution high pressure, including high-pressure hose, filter, rotor
Pump 7, flow sensor 8, differential pressure pick-up, capillary coil pipe 9, accumulator 12 and computer, it is soft that the high-pressure hose includes access
Pipe 2 is with picking out flexible pipe 14, wherein access flexible pipe 2 is sealedly connected on polymer solution high pressure line 1 respectively with picking out flexible pipe 14,
The outlet for accessing flexible pipe 2 connects the first triple valve 3, and the another two interface of the first triple valve 3 connects first filter 4 and the respectively
Tow filtrator 5, the outlet of the filter 5 of first filter 4 and second are connected with the pipeline of the second triple valve 6, and in the first filtering
First differential pressure pick-up 10 in parallel between the entrance of the filter 5 of device 4 and second and outlet, the first differential pressure pick-up 10 are used to detect
Filter pressure at two ends, judges whether filter has stopping state；Another interface pipeline connection impeller pump 7 of second triple valve 6,
The outlet line connection traffic sensor 8 of impeller pump 7, flow sensor 8 are used for flow in monitoring device, flow sensor 8
Other end pipeline connection capillary coil pipe 9, the outlet of capillary coil pipe 9 is connected with the pipeline of ball valve 13, and capillary coil pipe 9 entrance and
Second differential pressure pick-up 11 in parallel between outlet, branch line is set on the pipeline between capillary coil pipe 9 and ball valve 13, the branch line
Outlet connection accumulator 12, the outlet of ball valve 13 are connected with picking out flexible pipe 14, and outlet and the polymer solution for picking out flexible pipe 14 are high
Pressure pipeline 1 is tightly connected；As shown in Fig. 2 combinations Fig. 3：The impeller pump 7, including servomotor, rotating shaft 7-2, rotor, sealing ring
7-13, pump housing 7-11 and bearing 7-3, wherein rotor are made up of internal rotor 7-8 and outer rotor 7-9, in the pump housing 7-11 left sides
The heart sets pump chamber, and pump body sets the feed liquor runner 7-12 and discharge opeing runner 7-7 connected with pump chamber；The sealing ring 7-13,
Its diameter is identical with pump housing 7-11 diameters, injection sealing fluid in its centrally disposed annular seal space 7-5, annular seal space 7-5, on seal ring body
Set sealing fluid inlet 7-4, sealing ring 7-13 Left-side center that seal groove is set；Sealing ring 7-13 be arranged on pump housing 7-11 with
Between servomotor 7-1, it is fixedly connected between sealing ring right-hand member and the pump housing by the first bolt 7-15 and alignment pin 7-10 positioning,
Sealing ring left end is fixedly connected on servomotor 7-1 sides by the second bolt 7-14；Centers of the rotating shaft 7-2 along sealing ring 7-13
Axle passes through, and the both ends joint of rotating shaft 7-2 and seal ring body sets O-ring 7-6 respectively, and preferably each joint sets two O
Type circle 7-6, second O-ring continues to play a part of sealing if first O-ring is revealed；Internal rotor 7-8 and outer
Rotor 7-9 is placed in pump chamber on the rotating shaft 7-2, and bearing 7-3 is placed in seal groove on rotating shaft 7-2, rotating shaft 7-2 with
Servomotor 7-1 is fixedly connected by shaft coupling, the first differential pressure pick-up 10, the second differential pressure pick-up 11 and flow sensor 8
The signal gathered is conveyed directly to computer, and computer calculates the viscosity number of flowed through liquid, the meter according to formula automatically
Calculating formula is：
Wherein, μ is viscosity, unit Pas；R is capillary coil radius, unit m；Δ P is capillary coil pipe two
Side pressure is poor, unit Pa；L is capillary coil lengths, unit m；Q be capillary coil pipe in flow, unit m3/s。
The principle explanation of technical solutions of the utility model：
Annular seal space, interior note sealing fluid, it can be ensured that polymer solution is completely isolated with air are set in seal ring body；Rotating shaft with
The O-ring that seal ring body both sides are set, on the one hand with sealing function, on the other hand, because O-ring is that a kind of extrusion pressing type is close
Envelope, the basic functional principle of extrusion pressing type sealing are that elastic deformation occurs by seal, cause contact to press on sealing contact surface
Power, the internal pressure that contact is more than sealed medium does not leak then, on the contrary then leak；Through measuring and calculating, O-ring and rotating shaft
Between contact be more than 20MPa, so ensure that apparatus of the present invention can work under high pressure for a long time.
The flow of the online rheological device measurement liquid viscosity of high pressure described in the utility model is described below：
It is connected to 1. flexible pipe will be accessed and pick out flexible pipe on polymer solution pipeline；
2. open two triple valves and ball valve；
3. polymer solution to be measured flows through whole device by high-pressure hose；
4. after impeller pump is stable, the first differential pressure pick-up of observation, the second differential pressure pick-up, and flow sensing
Device, it is ensured that equipment operation is normal；
5. system records surveyed capillary pressure at two ends value Δ P2 and flow value Q automatically, and by monitoring filter both ends
Pressure value Δ P1 judges whether filter has stopping state；
6. computer is according to formula automatic measurement ＆ calculation polymer solution viscosity value to be measured.
It is described above, only specific embodiment of the utility model, it is impossible to which the scope that utility model implemented, institute are limited with it
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model patent protection domain and modification, it should all still fall within
The category that this patent is covered.
Claims (2)
1. a kind of online rheological analysis device of polymer solution high pressure, including high-pressure hose, filter, impeller pump, flow sensing
Device, differential pressure pick-up, capillary coil pipe, accumulator and computer, the high-pressure hose include access flexible pipe and pick out flexible pipe, wherein
Access flexible pipe to be tightly connected with polymer solution high pressure line, the outlet for accessing flexible pipe connects the first triple valve, the first triple valve
Another two interface connect filter respectively, the outlet of the two filters is connected with the second triple valve pipeline, and this two
First differential pressure pick-up in parallel between the entrance of individual filter and outlet；Another interface pipeline connection rotor of second triple valve
Pump, the outlet line connection traffic sensor of impeller pump, the other end of flow sensor are connected with capillary coil pipe pipeline, capillary disk
The outlet line connection ball valve of pipe, and the second differential pressure pick-up in parallel between the entrance of capillary coil pipe and outlet, in capillary disk
Branch line is set on pipeline between pipe and ball valve, the outlet connection accumulator of the branch line, the outlet of ball valve is connected with picking out flexible pipe,
The outlet and polymer solution high pressure line for picking out flexible pipe are tightly connected；Ha Gen-poiseuille flow side is pre-deposited in computer
Journey；It is characterized in that：The impeller pump, including servomotor, rotating shaft, rotor, sealing ring, the pump housing and bearing, wherein rotor by
Internal rotor and outer rotor composition, the pump housing Left-side center set pump chamber, set in the pump housing feed liquor runner that is connected with pump chamber and
Discharge opeing runner；The sealing ring, its diameter is identical with pump housing diameter, its centrally disposed annular seal space, injection sealing fluid in annular seal space,
Sealing fluid inlet is set on seal ring body, and the Left-side center of sealing ring sets seal groove；The sealing ring right-hand member and the pump housing it
Between be fixedly connected by bolt and alignment pin, sealing ring left end is bolted to connection in servomotor side；Rotating shaft is along close
The central shaft of seal ring passes through, and the both ends joint of rotating shaft and seal ring body sets O-ring respectively；Internal rotor and outer rotor, which are mounted in, to be turned
It is placed on axle in pump chamber, bearing is placed in seal groove in rotating shaft, and rotating shaft is fixed with servomotor by shaft coupling to be connected
Connect, the signal that the first differential pressure pick-up, the second differential pressure pick-up and flow sensor are gathered is sent to computer, computer root
The viscosity number of flowed through liquid is calculated according to internal memory equation.
2. the online rheological analysis device of polymer solution high pressure according to claim 1, it is characterised in that：Rotating shaft and sealing
The both ends joint of ring body sets two O-rings respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639029.3U CN206960290U (en) | 2017-06-01 | 2017-06-01 | The online rheological analysis device of polymer solution high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639029.3U CN206960290U (en) | 2017-06-01 | 2017-06-01 | The online rheological analysis device of polymer solution high pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960290U true CN206960290U (en) | 2018-02-02 |
Family
ID=61378726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720639029.3U Expired - Fee Related CN206960290U (en) | 2017-06-01 | 2017-06-01 | The online rheological analysis device of polymer solution high pressure |
Country Status (1)
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|---|---|
| CN (1) | CN206960290U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990020A (en) * | 2017-06-01 | 2017-07-28 | 魏钦磊 | The online rheological analysis device of polymer solution high pressure |
| CN110161219A (en) * | 2019-05-31 | 2019-08-23 | 中冶建工集团有限公司 | Judge the method and device of grouting material fluidity |
-
2017
- 2017-06-01 CN CN201720639029.3U patent/CN206960290U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990020A (en) * | 2017-06-01 | 2017-07-28 | 魏钦磊 | The online rheological analysis device of polymer solution high pressure |
| CN110161219A (en) * | 2019-05-31 | 2019-08-23 | 中冶建工集团有限公司 | Judge the method and device of grouting material fluidity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20210601 |