CN86100576A - Use the method and apparatus of the additive of reducing flow resistance - Google Patents
Use the method and apparatus of the additive of reducing flow resistance Download PDFInfo
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- CN86100576A CN86100576A CN86100576.7A CN86100576A CN86100576A CN 86100576 A CN86100576 A CN 86100576A CN 86100576 A CN86100576 A CN 86100576A CN 86100576 A CN86100576 A CN 86100576A
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- liquid
- suspended substance
- hydration
- check valve
- soluble polymer
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Abstract
The present invention be a kind of with soluble polymer with a kind of liquid mixing, form the performance of drag reduction, inject flowing fluid, and and liquid mixing, the method and apparatus that liquid flowing resistance is reduced.It is applicable to various fields such as fire-fighting, hydromine, hydraulic operation, is specially adapted to fire-fighting, and this device can be installed on automobile and the ship.Do not changing under original equipment situation, improving the intensity and the range of injection stream greatly,, providing convenience the fire extinguishing of the big scene of a fire or Highrise buildings.
Description
The present invention is with a kind of relevant with a kind of liquid phase blended method and apparatus with soluble polymer, particularly in order to make the solution that reduces resistance to flow that can use continuously and soluble polymer is relevant with a kind of mixing of liquid solvent easily and effectively.
The present invention comprises a kind of like this method and apparatus: make a kind of polymers soln fully form the performance that reduces resistance to flow, so that injecting flowing fluid, and and liquid mixing, reach the best effect that reduces resistance to flow.
Additive or additive are mixed with liquid phase, and this mixture is ejected in the external limiting layer, so that the method and apparatus that rubs between the surface that reduces frictional belt liquid and move with respect to liquid, disclosed in Deutsches Reichs-Patent specification sheets 2051873 and british patent specification 1458309, above-mentioned known technology all is to be ejected in the external limiting layer with mixture, with friction between the surface that reduces frictional belt liquid and move with respect to liquid is that the mechanism of reducing flow resistance produces, the mechanism of the reducing flow resistance that draws from present experiment and theoretical analysis is but mixed with liquid phase for additive or additive, inject flowing fluid, with liquid mixing, reducing of the surface friction that neutralizing liquid fluctuation and turbulent generation and making in flowing moved at the liquid of external limiting layer and with respect to liquid, coefficient result, the former plays significant feature and for stream in the pipe, the described method and apparatus of known technology thus, the resistance to flow of stream reduces in being applied to manage, and can not reach best effect.
Purpose of the present invention, be that will to propose a kind of dissolution rate fast, anti-shearing degradation capability is strong, the good soluble polymer of chemical stability with a kind of in and the insoluble solvent of density mix mutually, to form a kind of liquid dispersion, it is liquid suspended substance, and with the liquid hydration, make the soluble polymer swelling, reach diastole state, again the solution that forms is injected flowing fluid, makes it to mix equably with liquid, neutralizing liquid in flowing fluctuation and turbulent generation and reduce frictional belt liquid and the surface of moving with respect to liquid between the method and apparatus that rubs.The basic starting point of the present invention is to provide one for stream in the pipe, the particularly method and apparatus that uses during injection stream.
DESIGNED FEATURE of the present invention is, there is one to be used for depositing and to provide the solid solubility polymkeric substance in non-solvent, to form the container of liquid suspended substance, liquid suspended substance is injected the liquid-inlet pipeline of pre-molten device by ram pump, and with mix from the high pressure of liquor pump output terminal feedback liquid phase after, enter pre-molten device, hydration in pre-molten device, make soluble polymer obtain necessary swelling, reach diastole state, additive after pre-molten is under the promotion of high pressure feedback liquid, injection is also passed through the liquor pump inlet ductwork, enter liquor pump with fluxion, under the effect of liquor pump equably with liquid mixing, enter drain line then, so promptly improved the efficient of liquor pump, also made additive in drain line, reach the best effect that reduces resistance to flow simultaneously.The liquid of indication is generally water in this design, but does not also get rid of non-watery liquid, for example: kerosene and gasoline etc.
Above-mentioned ram pump can replace with piston pump.
Owing to adopted above-mentioned design, make the effect of additive through liquor pump, with the liquid uniform mixing, can make additive under the mechanical shearing effect, cause certain degraded like this, thereby the effect that reduces resistance is reduced, and the polyoxyethylene that adopts known technology to carry, anti-mechanical shearing ability a little less than, and the anti-static degraded of polyoxyethylene and chemical stability are also relatively poor, non-solvent liquid phase with density in being unfavorable for together mixes the suspended substance prolonged preservation that forms, so now selected polyacrylamide for use, because its main chain all contains the C-C key, thereby anti-mechanical shearing is better than polyoxyethylene with anti-static degradation capability, simultaneously the additive of forming by polyacrylamide have stronger hydrophilic group because of, so have quick-dissolving characteristic, can dwindle the volume of pre-molten device so widely, and make it simple in structure, have identical polarity between the contiguous links of final polyacrylamide molecular chain, then this kind polymkeric substance is easy to stretch in water, and the effect that reduces resistance to flow is better than other polymkeric substance.And can select tetracol phenixin etc. for use with the non-solvent liquid of polyacrylamide formation suspended substance.
The present invention will come sets forth in detail by following embodiment and accompanying drawing:
Fig. 1 is the structure principle chart of device of the present invention.
Fig. 2 is the sectional view of injector (10).
Fig. 3 is the sectional view of check valve (5).
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 be Fig. 3 along A-A to amplification sectional view.
Design shown in Figure 1, by one deposit and provide soluble polymer in and form the container (2) of liquid suspended substance in the density non-solvent, constantly suspended substance is sent into pre-container (6) by ram pump, ram pump is by single pole plunger case (13), check valve (5) and motor (14) are formed, motor (14) rotates and drives a connecting rod, drag the plunger to-and-fro movement of single pole plunger case (13) again, when multiport valve (3) is in and container (2) and pipeline (4) communicating state, when the plunger of single pole plunger case (13) moves right, make check valve intermediate chamber (5b) be in low pressure area, check valve right ventricle (5c) closes like this, open chamber, a left side (5a), suspended substance is by multiport valve (3) and pipeline (4), from the port inflow of check valve chamber, a left side (5a), inspiration intermediate chamber (5b); When the plunger of single pole plunger case (13) is moved to the left, make check valve intermediate chamber (5b) be in the high pressure area, check valve right ventricle (5c) opens like this, chamber, a left side (5a) is closed, suspended substance is pressed into right ventricle (5c), and deliver in the injector (10) along pipeline (12), and with along pipeline (11) from the high pressure of liquor pump (9) output terminal feedback liquid mixing, and enter pre-molten device (6), soluble polymer obtains necessary swelling in pre-molten device (6) after, reach diastole state, solution after pre-molten is under the promotion of high pressure feedback liquid, be admitted to along pipeline (8) in the entrance pipe (7) of liquor pump (9), further mix, and enter liquor pump (9) with fluxion with liquid, additive is executed under the commentaries on classics at a high speed and the liquid uniform mixing at the impeller of liquor pump (9), enter liquid output pipe road (15), so promptly improved the efficient of liquor pump, also lowered liquid significantly at liquid output pipe road mobile resistance.
In above-mentioned device, also be a container (1) of depositing scavenging solution, before use, make multiport valve (3) be in the state that container (1) communicates with pipeline (4), the effect that makes scavenging solution pass through gravity flows in the working chamber and check valve (5) of single pole plunger case (13), the air of getting rid of the inside improves the efficient of ram pump.After use, make multiport valve be in container (1) and the state that pipeline (4) communicates, scavenging solution is sucked in the ram pump clean, so that use next time.
Above-mentioned pre-molten device (6), because make soluble polymer obtain necessary swelling, reach diastole state, promptly will be in pre-molten device (6) more than pre-molten 13 seconds, so the diaphragm more than has been installed in pre-molten device (6) to prolong the pre-molten time of polymeric.
The device of this design is applicable to the various fields of fire-fighting, hydromine, hydraulic operation etc., be specially adapted to fire-fighting, this device can be installed on automobile and the ship, do not changing under original equipment situation, can improve work capacity widely, the intensity of injection stream and range all improve a lot, and be more effective to the big scene of a fire or Highrise buildings fire extinguishing.
It is a Venturi tube for an injector shown in Figure 2 (10), is used for the injection suspended substance, makes with high pressure feedback liquid well to mix, and utilizes the low pressure area of injector simultaneously, reaches the back pressure of low ram pump, thereby reduces the power of motor.
Fig. 3 and check valve (5) shown in Figure 4 are by valve body (16), inner valve body (19), guide cover (20), two springs (20,21) and two valves (17,18) form an intermediate chamber with about two relative common check valves, at inner valve body (19) and guide cover (22), be provided with guiding valve stem guide (17a, 18a) Yun Dong pilot hole (22a, 19b), because exist particle that pilot hole is blocked in the suspended substance, so tail rod (17a, 18a) is designed to Polygons, make tail rod (17a, 18a) with pilot hole (22a, 19b) is the line contact between, tail rod (18a) adopts tetragon as can be seen from Figure 5, again because the pilot hole (22a) on the guide cover (22) be a blind hole, radially have a lot of through holes for the interior suspended substance of pilot hole (22) can be discharged rapidly at the guide pipe of guide cover (22).Respectively sticked a rubber tissue (23,24) in order to make on the contact surface that can well be sealed in two valves (17,18) and valve port between valve (17,18) and the valve port, and correspondingly be provided with a collar (16a, 19a) at valve port, can cause the sealing of valve and valve port tightly and greatly not reduce the working efficiency of ram pump because polymkeric substance is a particulate state, between valve and valve port, cause the not tight phenomenon of sealing and adopted above-mentioned design just to eliminate polymer beads.
Soluble polymer among the present invention refers generally to the viscoelastic polymer of the macromolecule line style of solubility, predicate " hydration " is also included within a kind of solvent suitable to institute's dissolved substance equally, for example kerosene, gasoline is to non-watery polymer dissolution, reaches to have the performance that reduces flow resistance.
Claims (13)
1, is used to supply with the device that resistance reduces additive, this device have one be used to provide the solid solubility polymkeric substance in and form the container [2] of liquid suspended substance in the non-soluble solvent of density, have one with the liquid pre-container of suspended substance hydration swollen [6], it is characterized in that, liquid suspended substance is sent into pre-molten device [6] by ram pump or piston pump, also be such device, will be in pre-molten device the solution that forms of hydration swelling inject flowing fluid, and with the liquid uniform mixing.
2, device according to claim 1 is characterized in that being provided with more than one diaphragm in the pre-molten device (6).
3, device according to claim 1, the loop of it is characterized in that a pipeline (11) is arranged between liquor pump delivery conduit (15) and liquor pump entrance pipe (7), pre-molten device (6) and pipeline (8) being formed.
4, device according to claim 1 is characterized in that being communicated with the pipeline (11) of liquor pump delivery conduit (15), and the injector of an injection suspended substance is arranged between the delivery conduit (12) of pre-molten device (6) and ram pump or piston pump.
5, device according to claim 1 is characterized in that ram pump is by single pole plunger case (13), and check valve (5) and motor (14) are formed.
6, check valve according to claim 5 (5), it is characterized in that by valve body (16), inner valve body (19), guide cover (20), spring (20,21) and two valves (17), (18) form an intermediate chamber with about two relative common check valves.
7, check valve according to claim 5 (5) is characterized in that between valve stem guide (17a, 18a) and the valve body pilot hole (22a, 19b) be that line contacts.
8, check valve according to claim 5 (5) is characterized in that at two valve ports (17,18) collar (16a, 19a) being arranged respectively.
9, check valve according to claim 5 is characterized in that respectively posting a sheet rubber (23,24) on the contact surface of two valves (17,18) and valve port.
10, the guide pipe of guide cover according to claim 6 (22) radially has a lot of through holes.
11, supply with the method that a kind of resistance reduces additive, this method for a kind of soluble polymer with a kind of in mix mutually with the non-soluble solvent of density, to form a kind of liquid suspended substance, again with this suspended substance and liquid hydration, it is characterized in that hydration is to making soluble polymer, reach diastole state, more formed solution injected flowing fluid, and make this solution equably with liquid mixing.
12, method according to claim 11 is characterized in that soluble polymer is a polyacrylamide, and liquid is that water, non-soluble solvent are tetracol phenixin.
13, method according to claim 11 is characterized in that the hydration soluble polymer, reaches diastole state and wants 13 seconds more than the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN86100576.7A CN1003490B (en) | 1986-05-13 | 1986-05-13 | Method and device using additive for reducing flow resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN86100576.7A CN1003490B (en) | 1986-05-13 | 1986-05-13 | Method and device using additive for reducing flow resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN86100576A true CN86100576A (en) | 1987-02-11 |
| CN1003490B CN1003490B (en) | 1989-03-08 |
Family
ID=4801103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN86100576.7A Expired CN1003490B (en) | 1986-05-13 | 1986-05-13 | Method and device using additive for reducing flow resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1003490B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703191A (en) * | 2012-05-16 | 2012-10-03 | 阳泉昌达混凝土搅拌站 | Preparation method of concrete pump lubrication agent |
| CN102887205A (en) * | 2012-08-31 | 2013-01-23 | 李宏江 | Three methods for saving energy and increasing speed of water shipping boats and machinery equipment for various marine purposes |
| CN106121655A (en) * | 2016-08-19 | 2016-11-16 | 上海交通大学 | The waterpower nodules collector of a kind of undersea mining car and collection ore deposit method thereof |
| CN107166173A (en) * | 2015-09-30 | 2017-09-15 | 刘玉友 | Pipeline drag reduction conveying additive |
| CN107787247A (en) * | 2015-05-19 | 2018-03-09 | 艾格赛尔工业公司 | The hybrid system of chemical products and water |
| CN110410604A (en) * | 2019-07-31 | 2019-11-05 | 尹秀兰 | A kind of composite fire bolt mouth |
-
1986
- 1986-05-13 CN CN86100576.7A patent/CN1003490B/en not_active Expired
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703191A (en) * | 2012-05-16 | 2012-10-03 | 阳泉昌达混凝土搅拌站 | Preparation method of concrete pump lubrication agent |
| CN102887205A (en) * | 2012-08-31 | 2013-01-23 | 李宏江 | Three methods for saving energy and increasing speed of water shipping boats and machinery equipment for various marine purposes |
| CN107787247A (en) * | 2015-05-19 | 2018-03-09 | 艾格赛尔工业公司 | The hybrid system of chemical products and water |
| CN107787247B (en) * | 2015-05-19 | 2021-10-19 | 艾格赛尔工业公司 | Chemical product and water mixing system |
| CN107166173A (en) * | 2015-09-30 | 2017-09-15 | 刘玉友 | Pipeline drag reduction conveying additive |
| CN107166173B (en) * | 2015-09-30 | 2018-11-20 | 江苏博拓电气设备有限公司 | Additive is used in pipeline drag reduction conveying |
| CN106121655A (en) * | 2016-08-19 | 2016-11-16 | 上海交通大学 | The waterpower nodules collector of a kind of undersea mining car and collection ore deposit method thereof |
| CN110410604A (en) * | 2019-07-31 | 2019-11-05 | 尹秀兰 | A kind of composite fire bolt mouth |
| CN110410604B (en) * | 2019-07-31 | 2021-07-20 | 山东仕展电力设备有限公司 | Composite fire hydrant interface |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1003490B (en) | 1989-03-08 |
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