CN110926917A - Acid-alkali-resistant rapid liquid mixing application sample dividing device and method - Google Patents
Acid-alkali-resistant rapid liquid mixing application sample dividing device and method Download PDFInfo
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- 238000002156 mixing Methods 0.000 title claims abstract description 74
- 239000003513 alkali Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003860 storage Methods 0.000 claims abstract description 43
- 239000002253 acid Substances 0.000 claims abstract description 34
- 239000000243 solution Substances 0.000 claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 24
- 239000011259 mixed solution Substances 0.000 claims abstract description 10
- 238000005070 sampling Methods 0.000 claims abstract description 10
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- 239000000463 material Substances 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
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- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000011550 stock solution Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000002585 base Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 16
- 239000012530 fluid Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
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- 238000012986 modification Methods 0.000 description 2
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- 238000004544 sputter deposition Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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Abstract
The invention belongs to the technical field of oil extraction engineering. An acid and alkali resistant sample separating device for rapid mixed liquid application comprises a feeding part, a mixing part and a liquid storage sample separating part, wherein the feeding part is used for containing a solution to be mixed; the mixed part is arranged at the bottom of the feeding part and is used for uniformly mixing the solution to be mixed; the liquid storage sample division part is arranged at the bottom of the mixing part and is used for storing mixed solution and sampling in groups. The application also discloses an acid and alkali resistant rapid mixed liquid application sample separation method. The method and the device can solve the problems of mixing and sample separation of acid-base solutions, and realize static liquid mixing and sample separation by utilizing hydromechanics. This application overall structure reasonable in design, it can be applied to the viscosity and is less than 200mPa.s liquids such as strong acid or alkali, and the inside no electronic drive subassembly of integrated device utilizes the hydrodynamics principle, realizes static liquid thoughtlessly to join in marriage and divide kind device.
Description
Technical Field
The invention belongs to the technical field of oil extraction engineering, and particularly relates to an acid and alkali resistant rapid mixed liquid application sample dividing device and method, which are used for oilfield chemical product detection and liquid mixing.
Background
In the fields related to oil and gas field exploitation and development, the method is applied to liquid chemicals in a large scale, such as oil field well completion fluid (perforating fluid), fracturing fluid, industrial liquid products with strong acid and strong alkali, and the like. The liquid contains solid substances to be dissolved, and in the theory, the liquid is uniformly mixed by shaking a container filled with the solution or swinging equipment when the products are mixed or the products are subjected to sample separation detection, and then the mixed liquid is poured into a container to be detected, so that the defects that the liquid is uniformly mixed due to different personnel errors during operation and the accuracy of a detection result is greatly influenced are overcome; for the mixing and sample separating process of strong acid or strong alkali liquid, when the container is strongly shaken or swung to separate samples, potential safety hazards and dangers such as liquid splashing or container falling to the ground easily exist, and the normal management of a laboratory and the production and operation of enterprises are affected.
Disclosure of Invention
The invention aims to solve the problems and the defects in the prior art, and provides an acid-alkali-resistant rapid mixed liquid application sample dividing device and method, which can solve the problems of acid-alkali solution mixing and sample dividing and realize static liquid mixing and sample dividing by utilizing hydromechanics.
In order to realize the purpose, the adopted technical scheme is as follows:
an acid and alkali resistant rapid mixing liquid application sample separation device comprises: the feeding part is used for containing the solution to be mixed; the mixed part is arranged at the bottom of the feeding part and is used for uniformly mixing the solution to be mixed; the liquid storage sample division part is arranged at the bottom of the mixing part and is used for storing the mixed solution and sampling in groups; wherein the mixed part comprises a first mixed unit, a second mixed unit and/or a third mixed unit; the first mixed unit comprises a first cavity, a support shaft arranged in the first cavity, and a first blade and a second blade which are arranged on the support shaft, wherein the rotating directions of the first blade and the second blade are opposite; the second mixed unit comprises a second cavity and a plurality of guide vanes arranged in the second cavity, and the guide vanes are obliquely and alternately arranged; the third mixed unit comprises a third cavity and a plurality of flow blocking columns arranged on the inner wall of the third cavity.
According to the acid and alkali resistant rapid mixed liquid application sample separation device, preferably, the feeding part comprises: the charging hopper is arranged corresponding to the feed inlet of the mixing part; and the first valve body is arranged at the bottom of the charging hopper and used for controlling the opening and closing of the bottom of the charging hopper.
According to the acid and alkali resistant rapid mixed liquid application sample separation device, preferably, the liquid storage sample separation part comprises: the liquid storage tank is connected and arranged at the bottom of the discharge port of the mixing part; the second valve body is arranged on the discharge port of the liquid storage tank and is used for realizing the opening and closing of the discharge port of the liquid storage tank; and the sample separating disc is arranged at the bottom of the discharge hole of the liquid storage tank.
According to the sample dividing device for the acid and alkali resistant rapid mixed liquid application, preferably, a third valve body is further arranged on the liquid storage tank, and the third valve body is connected with a vacuum unit.
According to the acid and alkali resistant rapid mixed liquid application sample dividing device, preferably, the second valve body comprises a double-hole shifting piece valve and/or a four-hole shifting piece valve; the sample separating plate is a four-port sample separating plate.
According to the acid and alkali resistant rapid mixed liquid application sample separation device, preferably, the device further comprises a main shell, the feeding part is fixedly arranged at the top of the main shell, the liquid storage sample separation part is fixedly arranged at the bottom of the main shell, and the mixed part is sleeved in the main shell in a matching manner; the main casing body outside is provided with the support frame.
According to the acid and alkali resistant rapid mixed liquid application sample separation device, preferably, in the mixed part, adjacent mixed units are connected in an inserted manner through the tongue-and-groove, and the bottom of each mixed unit is provided with a convergence-shaped confluence disc; and a hemispherical water leakage preventing plate is arranged on the confluence plate at the bottom of the third mixing unit.
According to the acid and alkali resistant rapid mixed liquid application sample separation device, preferably, the feeding part and the main shell, the main shell and the liquid storage sample separation part, and the main shell and the support frame are fixedly connected through threads.
According to the acid and alkali resistant rapid mixed liquid application sample dividing device, preferably, the material loading part, the mixed part and the liquid storage sample dividing part are all made of 4Cr13 stainless steel, and the inner walls of all parts in contact with the mixed solution are coated with anticorrosive coating PTFE.
An acid and alkali resistant rapid mixed liquid application sample dividing method specifically comprises the following steps:
selecting the combination form of a blending part according to the property of the solution to be blended, and configuring the acid and alkali resistant rapid blending liquid application sample separation device;
putting the solution to be mixed into the feeding part until the set volume is reached;
injecting the solution to be mixed in the feeding part into the mixed part, enabling the solution to be mixed to sequentially flow through the mixed units, realizing uniform mixing of the solution, and flowing into the liquid storage sample dividing part;
and carrying out multi-group sampling on the mixed solution in the stock solution sample dividing part.
By adopting the technical scheme, the beneficial effects are as follows:
this application overall structure reasonable in design, it can be applied to the viscosity and is less than 200mPa.s liquids such as strong acid or alkali, and the inside no electronic drive subassembly of integrated device utilizes the hydrodynamics principle, realizes static liquid thoughtlessly to join in marriage and divide kind device.
According to the invention, the charging funnel, the main shell, each cavity, the liquid storage tank, the four-port sample distributing disc and other parts are manufactured by adding the anticorrosive coating PTFE into the 4Cr13 stainless steel, so that the integral acid and alkali resistance of the material is better than that of a common material, the friction coefficient is smaller, and the liquid fluidity is better. Through the structural design of three groups of optional mixed units, the components can be freely disassembled and connected with each other, and the mixed effect is achieved.
In the three groups of mixing units, the first mixing unit adopts the suspended fan-blade-shaped lengthened blades, the impact pressure is caused after the buffer liquid flows down, the liquid is in a vortex state, the uniform mixing effect is achieved, the two groups of blades arranged in a positive phase and a reverse phase are arranged, the disturbance with higher strength is realized, and the double effects of scattering and vortex are achieved; the second mixing unit adopts a plurality of layers of semicircular baffles to form a plurality of guide plates which are obliquely and alternately arranged, so that impact pressure is caused after buffer liquid flows down, the flow direction is changed, the liquid is in a turbulent state, and the effect of uniform mixing is achieved; the third mixing unit adopts a double-half-leaf-shaped hollow ball, impact pressure is formed by using the inertia of water flow, liquid drops are mutually impacted to generate a sputtering state, the fluid mixing and the fluid disturbance are realized by matching the impact of the water flow with the appearance characteristics of the flow blocking column, and the effect of uniform mixing is achieved.
The cross-section of choked flow post is oval in this application, and the cross sectional area of choked flow post is by big to little change, and a plurality of choked flow post circumference equipartitions set up to make and form the runner of certain shape between the two adjacent choked flow posts, not only can form here and strike and thoughtlessly join in marriage the effect, can realize fluidic confluence moreover, cooperate hemispherical hourglass that blocks water, avoid taking place the segregation phenomenon, ensured the effect of thoughtlessly joining in marriage.
The second valve of this application adopts plectrum formula valve, and its material is high temperature ceramic, can increase the number of times of use of valve. The third valve can be communicated with the vacuum negative pressure equipment, so that a certain negative pressure state is formed in the inner cavity of the equipment, the application direction of the equipment can be further realized, and the mixing efficiency and effect can be improved through communication.
According to the liquid distributor, through arbitrary adjustment of three groups of mixing units in the main shell and combination of the double-hole shifting piece and the four-hole shifting piece structure of the second valve, two or four parts of liquid with viscosity of less than 200mPa.s can be uniformly divided as required, and the liquid distributor can bear pressure of-1 MPa and has the advantages of convenience in carrying, easiness in opening, easiness in cleaning, convenience and simplicity in operation and the like; the mixing efficiency and effect of the liquid with the viscosity of more than 200mPa.s can be ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. Wherein the drawings are only for purposes of illustrating some embodiments of the invention and are not to be construed as limiting the invention to all embodiments thereof.
Fig. 1 is a schematic structural diagram of a sample separation device for acid and alkali resistant rapid mixed liquid application according to an embodiment of the present invention, which shows relative position relationships of various components.
Fig. 2 is a schematic structural view of a dual-orifice paddle valve according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a four-hole paddle valve according to an embodiment of the invention.
Number in the figure:
a charging hopper 100 and a first valve body 101;
200 is a main shell, 210 is a first cavity, 211 is a first blade, 212 is a second blade, 220 is a second cavity, 221 is a guide blade, 230 is a third cavity, 231 is a flow blocking column, 240 is a confluence disc, and 250 is a water and leakage preventing disc;
300 is a liquid storage tank, 301 is a second valve body, 3011 is a double-hole shifting piece valve, 3012 is a four-hole shifting piece valve, 302 is a four-port sample distributing disc, and 303 is a third valve body;
400 is a support frame.
Detailed Description
Illustrative aspects of embodiments of the invention are described more fully hereinafter with reference to the accompanying drawings, in which specific embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art.
In the description of the present invention, it should be understood that the terms "first" and "second" are used to describe various elements of the invention, and are not intended to limit any order, quantity, or importance, but rather are used to distinguish one element from another.
It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.
It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience in describing the present invention, and do not indicate that the device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.
The term "and/or" herein means that three relationships may exist. For example, a and/or B may represent: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship; specifically, the term "first mixing unit, second mixing unit and/or third mixing unit" herein includes any one, two or three of the first mixing unit, the second mixing unit and the third mixing unit in different combinations.
Referring to fig. 1-3, the application discloses an acid and alkali resistant rapid mixed liquid application sample separation device, which comprises a feeding part, a mixing part and a liquid storage sample separation part, wherein the feeding part is used for containing a solution to be mixed; the mixed part is arranged at the bottom of the feeding part and is used for uniformly mixing the solution to be mixed; the liquid storage sample splitting part is arranged at the bottom of the mixing part and is used for storing the mixed solution and performing group sampling; the mixed part comprises a first mixed unit, a second mixed unit and/or a third mixed unit; the first mixing unit comprises a first cavity 210, a support shaft arranged in the first cavity 210, and a first blade 211 and a second blade 212 arranged on the support shaft, wherein the rotation directions of the first blade 211 and the second blade 212 are opposite; the second mixing unit comprises a second cavity 220 and a plurality of guide vanes 221 arranged in the second cavity, wherein the guide vanes 221 are obliquely and alternately arranged; the third mixing unit comprises a third cavity 230 and a plurality of flow blocking columns 231 arranged on the inner wall of the third cavity.
The structure of the mixed part can be randomly selected and matched according to the requirement, and the specific working principle is as follows: the first mixing unit adopts suspended fan-blade-shaped lengthened blades, the impact pressure is caused after the buffer liquid flows down, the liquid is enabled to generate a vortex state, the uniform mixing effect is achieved, the two groups of blades which are arranged in a positive phase and a reverse phase are arranged, the disturbance with higher strength is realized, and the double effects of scattering and vortex are achieved; the second mixing unit adopts a plurality of layers of semicircular baffles to form a plurality of guide plates which are obliquely and alternately arranged, so that impact pressure is caused after buffer liquid flows down, the flow direction is changed, the liquid is in a turbulent state, and the effect of uniform mixing is achieved; the third mixing unit adopts a double-half-leaf-shaped hollow ball, impact pressure is formed by using the inertia of water flow, liquid drops are mutually impacted to generate a sputtering state, the fluid mixing and the fluid disturbance are realized by matching the impact of the water flow with the appearance characteristics of the flow blocking column, and the effect of uniform mixing is achieved.
The feeding part comprises a charging funnel 100 and a first valve body 101, and the charging funnel 100 is arranged corresponding to a feeding hole of the mixing part; the first valve body 101 is arranged at the bottom of the charging hopper 100 and used for controlling the opening and closing of the bottom of the charging hopper, and the first valve body 101 shown in the figure in the embodiment adopts an opening and closing cover structure which can be a drawing structure or an overturning structure.
The liquid storage and sample division part comprises a liquid storage tank 300, a second valve body 301 and a sample division plate, wherein the liquid storage tank is connected and arranged at the bottom of a discharge port of the mixing part; the second valve body is arranged on the discharge port of the liquid storage tank and is used for realizing the opening and closing of the discharge port of the liquid storage tank; the sample separating disc is arranged at the bottom of a discharge port of the liquid storage tank and is used for sampling in groups, and specifically, the second valve body 301 comprises a double-hole shifting piece valve 3011 and/or a four-hole shifting piece valve 3012; the sample separating plate is a four-port sample separating plate 302.
The liquid storage tank 300 is further provided with a third valve body 303, the third valve body 303 is connected with a vacuum unit, when the viscosity of liquid is greater than 200mPa.s, the third valve body 303 can be utilized, negative pressure is pumped through the vacuum unit, so that negative pressure is formed in the whole internal mixing cavity and the liquid storage tank 300, the size of the formed negative pressure is determined according to the viscosity of the liquid, and the mixing efficiency and the mixing effect are guaranteed.
The present application further includes a main housing 200, which enables the entire apparatus to be integrated; specifically, the feeding part is fixedly arranged at the top of the main housing 200, the liquid storage and sample separation part is fixedly arranged at the bottom of the main housing 200, and the mixing part is sleeved inside the main housing 200 in a matching manner; the support frame 400 is disposed outside the main housing 200. For the connection relation among the components, as the components need to be assembled and assembled, the disassembly and assembly are convenient, in the mixed part, the adjacent mixed units are spliced and connected through the tongue-and-groove, the bottom of each mixed unit is provided with a convergence-mouth-shaped confluence disc 240, and the confluence disc 240 at the bottom of the third mixed unit is also provided with a hemispherical water leakage prevention 250; the feeding part and the main shell 200, the main shell 200 and the liquid storage sample separating part, and the main shell 200 and the support frame 400 are fixedly connected through threads.
The charging hopper 100, the main housing 200, the first cavity 210, the second cavity 220, the third cavity 230 and the liquid storage tank 300 in the embodiment are all made of 4Cr13 stainless steel, an anticorrosive coating PTFE is coated on the inner walls of all parts in contact with a mixed solution, the support frame 400 is made of No. 45 steel, and the second valve 301 is made of high-temperature ceramic and adopts a shifting piece as a valve.
The structure of the mixing part selected in the drawing of this embodiment is a structural form in which the three parts all exist, and the first cavity, the second cavity, and the third cavity are sequentially arranged from top to bottom, and for the specific connection relationship of the above structures, the following detailed description is made:
when the mixed part is assembled, the third mixed unit, the second mixed unit and the first mixed unit are sequentially placed in the main shell, and are in tongue-and-groove butt joint connection; and then closing the opening and closing cover at the upper end part of the main shell, connecting the charging hopper and the main shell by adopting a compression type threaded connection structure, connecting the support frame and the main shell by adopting a clamping convex type threaded structure, connecting the second valve body and the liquid storage tank by adopting a clamping sleeve type threaded connection, and connecting the sample separating disc and the liquid storage tank by adopting a clamping sleeve type threaded connection after the second valve body is installed, thus finishing the assembly of the equipment.
In the mixing process, the device is horizontally placed, a set amount of sample separation liquid is introduced into the charging funnel, and in the embodiment, the height of the poured liquid is 3/4 of the charging funnel according to the size of the adaptive charging funnel. Then opening the first valve body at the upper part, namely opening and closing the cover, so that the liquid to be mixed sequentially passes through the first mixing unit, the second mixing unit and the third mixing unit and finally flows into the liquid storage tank; the double-hole valve and the four-hole valve of the dial valve (namely the second valve body) are selected according to requirements, and the liquid is uniformly grouped through the four-port sample distributing disc. If two-component sampling is carried out, the double-hole valve and the four-hole valve are shifted to the left side, and the left channel and the right channel are completely opened; if four-component sampling is carried out, the two-hole valve and the four-hole valve are shifted to the right side, and the symmetrical four channels are completely opened.
In the blending process, when the viscosity of the liquid is relatively high, the third valve body is needed to be used, so that the third valve body is connected with the vacuum negative pressure equipment, the interior of the third valve body is vacuumized, a negative pressure environment is formed, the smoothness of the liquid to be blended flowing from top to bottom is improved, and the blending efficiency and effect are improved.
The combination form of the selected mixed part is various according to the characteristics and properties of the liquid to be mixed, and the selected mixed part can be arranged for a certain mixed unit for multiple times, for example, four mixed units are arranged in the main shell, wherein the first mixed units are two groups, and the arrangement form of the first mixed units, the second mixed units, the first mixed units and the third mixed units, so that the mixed effect of the liquid in the whole mixed part is further improved through the change of the arrangement form of the mixed units, and the arrangement form and the matching quantity of the liquid to be mixed are determined according to the characteristics of each mixed unit and the characteristics of the liquid to be mixed.
The application also discloses an acid and alkali resistant rapid mixed liquid application sample dividing method, which specifically comprises the following steps:
selecting the combination form of a blending part according to the property of the solution to be blended, and configuring the acid and alkali resistant rapid blending liquid application sample separation device;
putting the solution to be mixed into the feeding part until the set volume is reached;
injecting the solution to be mixed in the feeding part into the mixed part, enabling the solution to be mixed to sequentially flow through the mixed units, realizing uniform mixing of the solution, and flowing into the liquid storage sample dividing part;
and carrying out multi-group sampling on the mixed solution in the stock solution sample dividing part.
The details of the sample separation method are described in detail in the description of the apparatus, and therefore will not be repeated.
While the preferred embodiments for carrying out the invention have been described in detail, it should be understood that they have been presented by way of example only, and not limitation as to the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art, which modifications are within the scope of the present invention.
Claims (10)
1. The utility model provides an acid and alkali-resistance mixes liquid fast and uses branch appearance device which characterized in that includes:
the feeding part is used for containing the solution to be mixed;
the mixed part is arranged at the bottom of the feeding part and is used for uniformly mixing the solution to be mixed; the liquid storage sample division part is arranged at the bottom of the mixing part and is used for storing the mixed solution and sampling in groups;
wherein the mixed part comprises a first mixed unit, a second mixed unit and/or a third mixed unit;
the first mixed unit comprises a first cavity, a support shaft arranged in the first cavity, and a first blade and a second blade which are arranged on the support shaft, wherein the rotating directions of the first blade and the second blade are opposite;
the second mixed unit comprises a second cavity and a plurality of guide vanes arranged in the second cavity, and the guide vanes are obliquely and alternately arranged;
the third mixed unit comprises a third cavity and a plurality of flow blocking columns arranged on the inner wall of the third cavity.
2. The acid and alkali resistant rapid mixed liquid application sample separating device according to claim 1, wherein the material loading part comprises:
the charging hopper is arranged corresponding to the feed inlet of the mixing part; and the first valve body is arranged at the bottom of the charging hopper and used for controlling the opening and closing of the bottom of the charging hopper.
3. The acid and alkali resistant rapid mixed liquid application sample dividing device according to claim 1, wherein the liquid storage sample dividing part comprises:
the liquid storage tank is connected and arranged at the bottom of the discharge port of the mixing part;
the second valve body is arranged on the discharge port of the liquid storage tank and is used for realizing the opening and closing of the discharge port of the liquid storage tank; and
and the sample separating disc is arranged at the bottom of the discharge hole of the liquid storage tank.
4. The acid and alkali resistant rapid mixed liquid application sample separating device according to claim 3, wherein a third valve body is further arranged on the liquid storage tank, and the third valve body is connected with a vacuum unit.
5. The acid and alkali resistant rapid mixed liquid application sample separating device according to claim 3, wherein the second valve body comprises a double-hole shifting piece valve and/or a four-hole shifting piece valve; the sample separating plate is a four-port sample separating plate.
6. The acid and alkali resistant rapid mixed liquid application sample separation device according to any one of claims 1 to 5, further comprising a main housing, wherein the feeding part is fixedly arranged at the top of the main housing, the liquid storage sample separation part is fixedly arranged at the bottom of the main housing, and the mixed part is sleeved inside the main housing in a matching manner; the main casing body outside is provided with the support frame.
7. The acid and alkali resistant rapid mixed liquid application sample separating device according to claim 6, wherein in the mixed part, adjacent mixed units are connected by tongue-and-groove splicing, and a converging plate in a convergent shape is arranged at the bottom of each mixed unit; and a hemispherical water leakage preventing plate is arranged on the confluence plate at the bottom of the third mixing unit.
8. The acid and alkali resistant rapid mixed liquid application sample separating device according to claim 6, wherein the material loading part and the main shell, the main shell and the liquid storage sample separating part, and the main shell and the support frame are fixed by screw thread connection.
9. The acid and alkali resistant rapid sample distributing device for mixed liquid application according to claim 6, wherein the material loading part, the mixed part and the liquid storage sample distributing part are all made of 4Cr13 stainless steel, and the inner walls of the parts contacting with the mixed solution are coated with anticorrosive coating PTFE.
10. An acid and alkali resistant rapid mixed liquid application sample dividing method is characterized by comprising the following steps:
selecting a combination form of a blending part according to the property of a solution to be blended, and configuring the acid and alkali resistant rapid blending liquid application sample separation device according to any one of claims 1 to 9;
putting the solution to be mixed into the feeding part until the set volume is reached;
injecting the solution to be mixed in the feeding part into the mixed part, enabling the solution to be mixed to sequentially flow through the mixed units, realizing uniform mixing of the solution, and flowing into the liquid storage sample dividing part;
and carrying out multi-group sampling on the mixed solution in the stock solution sample dividing part.
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| CN201911075359.4A CN110926917A (en) | 2019-11-06 | 2019-11-06 | Acid-alkali-resistant rapid liquid mixing application sample dividing device and method |
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| CN201911075359.4A CN110926917A (en) | 2019-11-06 | 2019-11-06 | Acid-alkali-resistant rapid liquid mixing application sample dividing device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982586A (en) * | 2020-07-06 | 2020-11-24 | 浙江省海洋水产研究所 | River mouth area quality of water fixed point observation device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1043563A (en) * | 1996-08-05 | 1998-02-17 | Tsukada Jiyuki:Kk | Liquid mixing equipment |
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| CN106902663A (en) * | 2017-04-01 | 2017-06-30 | 四川群青新材料科技有限公司 | Fluidizing type efficiently mixes static mixer |
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| JPH1043563A (en) * | 1996-08-05 | 1998-02-17 | Tsukada Jiyuki:Kk | Liquid mixing equipment |
| CN1544797A (en) * | 2003-11-10 | 2004-11-10 | 北京矿冶研究总院 | Petroleum fracturing fluid mixing vehicle |
| CN203620560U (en) * | 2013-12-05 | 2014-06-04 | 厦门安耐伟业新材料有限公司 | Low-viscosity liquid mixing device |
| CN104147951A (en) * | 2014-07-23 | 2014-11-19 | 中国石油集团渤海钻探工程有限公司 | Continuous fracturing fluid blending method and continuous fracturing fluid blending equipment for hydraulic fracturing |
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| CN205740462U (en) * | 2016-05-09 | 2016-11-30 | 南京海益环保工程有限公司 | A kind of static pipeline mixing device |
| CN106902663A (en) * | 2017-04-01 | 2017-06-30 | 四川群青新材料科技有限公司 | Fluidizing type efficiently mixes static mixer |
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| CN111982586A (en) * | 2020-07-06 | 2020-11-24 | 浙江省海洋水产研究所 | River mouth area quality of water fixed point observation device |
| CN111982586B (en) * | 2020-07-06 | 2021-05-11 | 浙江省海洋水产研究所 | River mouth area quality of water fixed point observation device |
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