CN204240054U - Technical analysis shuttle and there is the sample devices of this container - Google Patents
Technical analysis shuttle and there is the sample devices of this container Download PDFInfo
- Publication number
- CN204240054U CN204240054U CN201420568894.XU CN201420568894U CN204240054U CN 204240054 U CN204240054 U CN 204240054U CN 201420568894 U CN201420568894 U CN 201420568894U CN 204240054 U CN204240054 U CN 204240054U
- Authority
- CN
- China
- Prior art keywords
- valve
- runner
- shuttle
- type ball
- sampling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Valve Housings (AREA)
Abstract
The utility model relates to a kind of technical analysis shuttle and has the sample devices of this container.Shuttle includes the vessel of opening, also be included in three valve groups of opening, three valve groups comprise: valve body, have for sampling, first and second three runners rinsing discharge and the mounting hole be communicated with three runner one_to_one corresponding, the runner of connection is divided into central axis in conplane first passage section and second channel section by mounting hole, three runners have the entry end being positioned at first passage section and the outlet end being positioned at second channel section, sampling runner exit end and second rinses the open communication of discharge flow path entry end and vessel, first rinses discharge flow path entry end and second rinses discharge flow path entry end for receiving the fluid rinsed, three O type ball valve assemblies, are arranged on correspondingly in three mounting holes and also can dismantle along the axis of mounting hole.The utility model can reduce the leak source of shuttle.
Description
Technical field
The utility model relates to technical analysis technical field, in particular to technical analysis shuttle and the sample devices with this container.
Background technique
Technical analysis is analytical chemistry application in the industrial production, has the effect that guidance and promotion are produced.Each industrial production unit is generally all provided with Product Quality Verification Centers or central laboratory, especially the industry such as petrochemical industry, Coal Chemical Industry, pharmacy and water treatment, and the technical analysis project related to is all a lot.And according to need of production, the analysis frequency of each analysis project is different.When device drives initial stage or plant running instability, the analysis frequency of some analysis project can be very high.
The prerequisite of carrying out technical analysis treats amalyzing substances to sample.Current technical analysis sample devices generally comprises the sampler, control valve, shuttle etc. that are connected successively by conduit.Wherein the kind of shuttle is a lot, comprises bladders, air bag, plastic bag and composite membrane airbag etc.These shuttle Problems existing only have single import, there is the problem of rinsing displacement process complexity when sampling.Therefore, technician investigated steel cylinder with two interfaces as shuttle.
Chinese patent CN202791312U discloses a kind of steel cylinder shuttle of aforementioned type.As shown in Figure 1, this steel cylinder shuttle comprises bottle 1 and is positioned at the inlet valve 2 of bottle 1 opposite end, outlet valve 3.Due to fluid to be detected enter bottle 1 after can be flowed out by outlet valve 3, so decrease operating procedure in sampling process.
But also there are the following problems for this steel cylinder shuttle: arrange two single valves in bottle 1 both sides, leak source is more, and the sealability of shuttle is to be improved; The structure of steel cylinder shuttle also determines its inconvenience transport and places simultaneously.
Model utility content
The utility model aims to provide a kind of technical analysis shuttle and has the sample devices of this container, can reduce the leak source of shuttle, improves sealability; Be convenient to transport simultaneously and place.
According to the technical solution of the utility model, technical analysis shuttle comprises the vessel with opening, technical analysis shuttle also comprises three valve groups of the opening being arranged on vessel, three valve groups comprise: the valve body of integrative-structure, have and be respectively used to sampling, first rinses discharge and the second three runners rinsing discharge and three mounting holes be communicated with three runner one_to_one corresponding, the runner be connected is divided into the first passage section of central axis in same plane and second channel section by each mounting hole, three runners all have the entry end being positioned at first passage section and the outlet end being positioned at second channel section, outlet end for the runner of sampling is connected with the opening of vessel respectively with the entry end rinsing the runner of discharge for second and is communicated with, rinse the entry end of the runner of discharge for first and rinse the entry end of the runner of discharge all for receiving the fluid rinsed for second, and three O type ball valve assemblies, to be arranged on correspondingly in three mounting holes and axial direction along the mounting hole at place is removably arranged, three O type ball valve assemblies are respectively used to the break-make between the first passage section of control three runners and second channel section.
Three valve groups are arranged on the opening of shuttle, three valve groups are integrated on a valve body by three single valves, and its inside has three runners and is respectively used to sampling, the first flushing discharge and the second flushing discharge.By the turnover of three valve group Quality control container inner fluids, effectively reduce the leak source of shuttle.And O type ball valve assembly is assembled along the axial direction perpendicular to the mounting hole of runner, makes the three valve groups being integrated with three O type ball valve assemblies be able to simply easily realize.Meanwhile, three valve groups are arranged on the side of vessel, and the opposite side of vessel just can make flat or analogous shape, and stability is better.Be convenient to transport and place.
Preferably, three O type ball valve assemblies include: interior valve seat and outer seat, axial direction along the mounting hole at place is arranged in mounting hole, interior valve seat with formed between outer seat hold cavity and be positioned at the relative both sides that hold cavity and respectively with the first passage section of the runner at place and the four-way section of second channel section coaxial communication and Five-channel section, the outer seat axial direction had along mounting hole extend and with the perforation holding cavity connects; O type ball core, be connected to rotationally around himself central axis and hold in cavity and there is third channel section, O type ball core has and turns to third channel Duan Yu four-way section with Five-channel section coaxially with the state making the first passage section of the runner at place be communicated with second channel section, and turns to third channel Duan Yu four-way section and stagger with Five-channel section and make the first passage section of the runner at place disconnect with second channel section the state be communicated with; Valve rod, the fixing outside that also along the axial direction of boring a hole extend out to valve body relative to O type ball core; Rocker compensating gear, the axial direction for the mounting hole along place gives interior valve seat, outer seat and O type ball core pretightening force; And valve rod sealing assembly, the axial direction along mounting hole is removably set in outside valve rod.
Each component of O type ball valve assembly is all along the stacked assembling of axial direction of mounting hole, and rocker compensating gear can guarantee interior valve seat, close contact between outer seat and O type ball core, prevents O type ball valve assembly from revealing.Mainly guarantee between the bonding crack place between interior valve seat and outer seat, interior valve seat and outer seat and O type ball core, valve rod and outer seat bore a hole between fit tightly, do not produce leakage.
Preferably, mounting hole has the first end extending to valve body surface, first end has internal thread segment, rocker compensating gear comprises valve gap, valve gap to be arranged in mounting hole and to be set in outside valve rod, one end of valve gap has the external thread section matched with the internal thread segment of mounting hole, provides pretightening force when valve gap is tightened in mounting hole.Like this, screw valve gap and just can compress interior valve seat, outer seat and O type ball core, simple and convenient.And can pretightening force be adjusted by adjustment valve gap, and valve seat, gap between outer seat and O type ball core in adjustment.
Preferably, at least one in interior valve seat and outer seat is made up of engineering plastics, so as O type ball core and interior valve seat, keep under the effect of pretightening force when producing gap between outer seat in laminating between valve seat and outer seat.Interior valve seat can be prevented like this, between outer seat and O type ball core, produce gap.
Preferably, between interior valve seat and outer seat, there is gap, rocker compensating gear comprises the elastic material be pressed in a sealing manner in gap, when making to produce gap between O type ball core and interior valve seat, outer seat, and can along the axial direction relative movement of mounting hole between interior valve seat and outer seat.Can prevent between interior valve seat and outer seat, producing gap like this cause bonding crack tight and produce leakage.
Preferably, at least one in the surface of contact between interior valve seat and outer seat has elastomer, and elastomeric hardness is lower than the hardness of the remaining part of the valve seat at elastomer place.Can prevent like this between interior valve seat and outer seat, interior valve seat, generation wearing and tearing gap between outer seat and O type ball core.
Preferably, valve rod is structure as a whole with O type ball core or material fit is connected.Can prevent valve rod and O type ball core from producing relative movement like this.
Preferably, for the runner of sampling and rinse for second the runner discharged and arrange at valve inner interval, for the first flow passage rinsing discharge at the runner for sampling and rinse between the runner that discharges for second, and the upstream side of O type ball valve assembly on the first entry end of runner rinsing discharge is positioned at for being sampled runner, be positioned at for the first outlet end rinsing the runner of discharge the downstream side rinsing the O type ball valve assembly on the runner of discharge for second.Make like this two for rinse discharge runner and for mutual noninterference between the runner of sampling.
Preferably, technical analysis shuttle also comprises load cell, and load cell has external thread section;
Valve inner also has measuring pressure passage, measuring pressure passage has first end and the second end, the first end of measuring pressure passage and the opening in communication of vessel, second end of measuring pressure passage has pressure measuring piece interface, pressure measuring piece interface has the internal thread segment matched with the external thread section of load cell, and load cell is removably mounted on the pressure measuring piece interface of measuring pressure passage.Pressure in valve body intuitively can be shown like this, convenient observation.
Preferably, technical analysis shuttle also comprises pressure relief element, and pressure relief element has external thread section and relief hole;
Valve inner also has pressure release passage, pressure release passage has first end and the second end, the first end of pressure release passage and the opening in communication of vessel, second end of pressure release passage has pressure release part interface, pressure release part interface has the internal thread segment matched with the external thread section of pressure relief element, pressure relief element is removably mounted on the pressure release part interface of pressure release part interface, and when the pressure in pressure release passage reaches predetermined value, pressure is released from relief hole.The Safety performance of shuttle can be ensured like this.
According to the technical solution of the utility model, technical analysis sample devices is comprised and being connected successively and the sampling valve be communicated with, control valve and shuttle by conduit, shuttle is aforesaid technical analysis shuttle, being connected with control valve for the entry end of runner of sampling and being communicated with of three valve groups of shuttle.The leak source of sample devices entirety can be reduced like this, improve sealability.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of the steel cylinder shuttle according to prior art, and in figure, direction shown in arrow is the flow direction of fluid;
Fig. 2 shows the schematic diagram of the first shuttle according to embodiment of the present utility model;
Fig. 3 shows the principle flow chart of the first shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Fig. 4 shows the schematic diagram removing vessel in the first shuttle according to embodiment of the present utility model;
Fig. 5 shows the reduced graph removing vessel in the first shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Fig. 6 shows the plan view of valve body in the first shuttle according to embodiment of the present utility model;
Fig. 7 shows the left view according to Fig. 6;
Fig. 8 shows the internal structure schematic diagram of valve body in the first shuttle according to the direction of Fig. 6;
Fig. 9 shows the internal structure schematic diagram of valve body in the first shuttle according to the direction of Fig. 7;
Figure 10 shows the schematic diagram that in the three valve groups according to embodiment of the present utility model, O type ball valve assembly and valve body assemble;
Figure 11 shows the sectional view of upper valve base and lower valve base assembled state in the three valve groups according to embodiment of the present utility model;
Figure 12 shows according to the A-A of Figure 11 to sectional view;
Figure 13 shows the sectional view of valve rod and O type ball core integrative-structure in the three valve groups according to embodiment of the present utility model;
Figure 14 shows according to the B-B of Figure 13 to sectional view;
Figure 15 is according to the sectional view of valve gap in the three valve groups of embodiment of the present utility model;
Figure 16 shows the schematic diagram adjusting pad in the three valve groups according to embodiment of the present utility model;
Figure 17 shows according to the C-C of Figure 16 to sectional view;
Figure 18 shows the schematic diagram of the pressure relief element according to embodiment of the present utility model;
Figure 19 shows the schematic diagram of the vessel according to embodiment of the present utility model;
Figure 20 shows the schematic diagram of the second shuttle according to embodiment of the present utility model;
Figure 21 shows the reduced graph of the second shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Figure 22 shows the schematic diagram removing vessel in the second shuttle according to embodiment of the present utility model;
Figure 23 shows the reduced graph removing vessel in the second shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Figure 24 shows the schematic diagram of the third shuttle according to embodiment of the present utility model;
Figure 25 shows the reduced graph of the third shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Figure 26 shows the schematic diagram removing vessel in the third shuttle according to embodiment of the present utility model;
Figure 27 shows the reduced graph removing vessel in the second shuttle according to embodiment of the present utility model, and in figure, direction shown in arrow is the flow direction of three runner inner fluids;
Figure 28 shows the schematic diagram of the first sample devices according to embodiment of the present utility model;
Figure 29 shows the schematic diagram of the second sample devices according to embodiment of the present utility model;
Figure 30 shows the schematic diagram of the third sample devices according to embodiment of the present utility model; And
Figure 31 shows the schematic diagram assembled according to shuttle and the analytical equipment of embodiment of the present utility model.
Embodiment
Description, describes technical analysis shuttle disclosed in the utility model in detail and has the exemplary scheme of sample devices of this container.Although provide accompanying drawing to be that accompanying drawing need not be drawn by the size of specific embodiments in order to present mode of executions more of the present utility model, and some feature can be exaggerated, to remove or office cuts open to illustrate and explain disclosure of the present utility model better.The phrase " in the accompanying drawings " occurred in the description or similar term need not with reference to institute's drawings attached or examples.
Be used to some directional terminology describing accompanying drawing hereinafter, such as " interior ", " outward ", "left", "right", " upwards ", " downwards " and other directional terminology, have its normal implication by being understood to and those directions involved when often seeing accompanying drawing of making a comment or criticism.Except as otherwise indicating, directional terminology described in this specification is substantially according to conventional direction understood by one of ordinary skill in the art.
Term " about " in the utility model or " roughly " will be understood by those of ordinary skill in the art and change according to the context using this term within the specific limits.
The term " first rinses discharge " used in the utility model, " second rinses discharge " and similar terms thereof, any order, quantity or significance is not represented in the utility model, but for the parts of in technical analysis shuttle or sample devices and other parts are distinguished.
As shown in Fig. 2 to Figure 27, the utility model provides a kind of technical analysis shuttle.
In conjunction with see Fig. 2 and Fig. 3, in an embodiment, technical analysis shuttle comprises the vessel 432 with opening, the three valve groups 431 being arranged on this opening and the load cell 433 be arranged in three valve groups 431 and pressure relief element 434.
In conjunction with see Fig. 4 and Fig. 5, in an embodiment, this three valves group 431 comprises valve body 10 and three O type ball valve assemblies 200.
In conjunction with see Fig. 6 to Fig. 9, valve body 10 is the integrative-structure that a whole block material processes, and there are three runners 14,15,19, and three mounting holes 13 be communicated with three runners 14,15,19 one_to_one corresponding, for installing the measuring pressure passage 16 of load cell 433 and the pressure release passage 17 for installing pressure relief element 434.
In three runners 14,15,19, runner 14 is for sampling, and this runner 14 is divided into the first passage section 11 of central axis in same plane and second channel section 12 by the mounting hole 13 of connection.Entry end 141 for the runner 14 of sampling is positioned at its first passage section 11, and outlet end 142 is positioned at its second channel section 12.
Runner 15 rinses discharge for first, and this runner 15 is divided into the first passage section 11 of central axis in same plane and second channel section 12 by the mounting hole 13 of connection.Be positioned at its first passage section 11 for the first entry end 151 rinsing the runner 15 of discharge, and outlet end 152 is positioned at its second channel section 12.
Runner 19 rinses discharge for second, and this runner 19 is divided into the first passage section 11 of central axis in same plane and second channel section 12 by the mounting hole 13 of connection.Be positioned at its first passage section 11 for the second entry end 191 rinsing the runner 19 of discharge, and outlet end 192 is positioned at its second channel section 12.
For the runner 14 of sampling with rinses for second the runner 19 discharged and arranges at valve body 10 internal layout, and almost parallel be " II " type structure.For the runner 14 of sampling outlet end 142 and the entry end 191 rinsing the runner 19 discharged for second respectively with the open communication of vessel 432.For the runner 14 of sampling with rinse for second the runner 19 discharged and limit contrary direction of flow.
Almost parallel mean for second rinse discharge runner 19 and for not necessarily parastate just in time between the runner 14 of sampling, can be parallel, also can there is certain angle as required and suitably.
Rinses between the runner 19 that discharge at the runner 14 for sampling and for second for the first substantially vertical connection of runner 15 of rinsing discharge, and the upstream side of O type ball valve assembly 200 on the entry end 151 of the runner 15 discharged for the first flushing is positioned at for being sampled runner 14.The downstream side rinsing the O type ball valve assembly 200 on the runner 19 of discharge for second is positioned at for the first outlet end 152 rinsing the runner 15 of discharge.Make rinse the entry end 151 of the runner 15 of discharge for first and rinse the entry end 191 of the runner 19 of discharge all for receiving the fluid of flushing and making it rinse the outlet end 152 of the runner 15 of discharge from for first or discharge for the second outlet end 192 rinsing the runner 19 of discharge for second.
Substantially vertical mean the first flushing discharge runner 15 and rinse angle not necessarily 90 degree between the runner 19 that discharges for the runner 14/ of sampling for second, can be 90 degree, also can adjust corner dimension as required and suitably.
Three mounting holes 13 all have first end 132 and the second end 133.First end 132 extends to the surface of valve body 10 and has internal thread segment 131, and the second end 133 is through the runner be connected and extend to the inside of valve body 10, but the not through valve body 10 of the second end 133.
Three O type ball valve assemblies 200 are arranged in three mounting holes 13 correspondingly, and can carry out dismounting along the axial direction of the mounting hole 13 at place.Three O type ball valve assemblies 200 are respectively used to the break-make of control three runners.That is, O type ball valve assembly 200 on the runner 14 for sampling is arranged on for controlling this for the break-make between the first passage section 11 of runner 14 of sampling and second channel section 12.And be arranged on for the O type ball valve assembly 200 on the runner 15 of the first flushing discharge for controlling the break-make between this first passage section 11 for the runner 15 of the first flushing discharge and second channel section 12.Be arranged on for the O type ball valve assembly 200 on the runner 19 of the second flushing discharge for controlling the break-make between this first passage section 11 for the runner 19 of the second flushing discharge and second channel section 12.
The type of flow of fluid in this three valves group 431 is: close when the O type ball valve assembly 200 on the runner 14 for sampling with for the second O type ball valve assembly 200 rinsed on the runner 19 of discharge, and open for the first O type ball valve assembly 200 rinsed on the runner 15 of discharge, then fluid is successively through the entry end 141 of the runner 14 for sampling, the entry end 151 of the runner 15 of discharge is rinsed for first, rinse the outlet end 152 of the runner 15 of discharge for first and discharge from three valve groups 431 after rinsing the outlet end 192 of the runner 19 of discharge for second, be incorporated into vessel 432.
When the O type ball valve assembly 200 on the runner 14 for sampling is opened, and close for the first O type ball valve assembly 200 rinsed on the runner 15 of discharge, then fluid is successively through the entry end 141 of the runner 14 for sampling, discharge from three valve groups 431 for after the outlet end 142 of runner 14 of sampling.
When opening for the second O type ball valve assembly 200 rinsed on the runner 19 of discharge, and for first rinse discharge runner 15 on O type ball valve assembly 200 close, then fluid successively through for second rinse discharge runner 19 entry end 191, for second rinse discharge runner 19 outlet end 192 after from three valve groups 431 discharge.
This shows, in technical analysis sample devices shuttle of the present utility model, the opening of vessel 432 has installed three valve groups, three O type ball valves are integrated on a valve body, because O type ball valve allows two-way fluid flowing, so, also can exchange for the runner 14 of sampling with for the second effect of rinsing the runner 19 of discharge.
The opening of vessel 432 has installed three valve groups 431, is integrated on a valve body by three single valves, effectively reduces the leak source of shuttle.Three valves on valve body 10 are all improved to O type ball valve assembly 200, so the runner at each O type ball valve assembly 200 place correspondingly can be made into the configuration of central axis in same plane.There is not high low head in runner two ends, which direction turnover all can not produce the leakage of fluid along., correspondingly the axial direction that the assembling mode of O type ball valve assembly 200 is modified into along the mounting hole 13 at place is assembled meanwhile, the three valve groups 431 by three O type ball valve assemblies 200 are integrated can simply easily be realized.Meanwhile, two valve groups are arranged on the side of vessel, and the opposite side of vessel just can make flat or analogous shape, and stability is better.Be convenient to transport and place.
Therefore, the utility model expands the application area of existing three valve groups, can be applied in technical analysis technical field, be combined well with vessel.Adopt three valve groups of the present utility model, be separated for the runner of sampling and the runner for rinsing discharge, and do not affect each other, sampling container can normally work.
In conjunction with see Fig. 8 and Fig. 9, it is inner that measuring pressure passage 16 is positioned at valve body 10, and it has first end and the second end.The opening in communication of first end and vessel 432, the second end extends to the surface of valve body 10 and has pressure measuring piece interface 162, and this pressure measuring piece interface 162 has internal thread segment 161.Load cell 433 has the external thread section matched with the internal thread segment 161 of measuring pressure passage 16.Load cell 433 is removably mounted on the pressure measuring piece interface 162 of measuring pressure passage 16 by this external thread section and internal thread segment 161.
The pressure of valve body 10 inside shows by load cell 433 intuitively, convenient observation.
Preferably, load cell 433 is pressure gauge.
In conjunction with see Fig. 8 and Fig. 9, it is inner that pressure release passage 17 is positioned at valve body 10, and it has first end and the second end.The opening in communication of first end and vessel 432, the second end extends to the surface of valve body 10 and has pressure release part interface 18, and pressure release part interface 18 has internal thread segment 181.In conjunction with see Figure 18, pressure relief element 434 has the external thread section 437 matched with this internal thread segment 181.Pressure relief element 434 is removably mounted in the internal thread segment 181 of pressure release part interface 18 by this external thread section 437.
Pressure relief element 434 also has relief hole 438.Have metallic thin film in pressure relief element 434 inside, relief hole 438 and pressure release passage 17 are kept apart by metallic thin film.Metallic thin film can bear the force value of pre-sizing.If the force value in pressure release passage 17 is less than or equal to this predetermined value, then metallic thin film can not break.If the force value in pressure release passage 17 is greater than this predetermined value, then metallic thin film is broken through by pressure.Now relief hole 438 is communicated with pressure release passage 17, and the pressure in pressure release passage 17 releases from relief hole 438.Effectively ensure that the Security of shuttle 430.
In conjunction with see Figure 19, conveniently vessel 432 is installed, the periphery wall of the opening of vessel 432 is provided with external thread section 436.In conjunction with see Fig. 8 and Fig. 9, in valve body 10, be also provided with vessel interface 500, this vessel interface 500 inner circle wall is provided with internal thread segment 510.Internal thread segment 510 matches with external thread section 436, and vessel 432 is removably mounted in internal thread segment 510.
Certainly, vessel 432 also can be fixed on valve body 10 by other means, such as welding, Flange joint, bolt connection etc.
In conjunction with see Figure 10, be example for the O type ball valve assembly 200 on the runner 14 of sampling, illustrate structure and and the assembly relation between the runner at place and valve body 10 thereof of O type ball valve assembly 200.
O type ball valve assembly 200 comprises interior valve seat 300, outer seat 30, O type ball core 20, valve rod 40, rocker compensating gear 130 and valve rod sealing assembly 140, but O type ball valve assembly 200 does not comprise valve body 20.Wherein interior valve seat 300 and outer seat 30 are assembled along the axial direction of place mounting hole 13 and are connected in this mounting hole 13.Interior valve seat 300 and outer seat 30 are arranged in the relative both sides of the runner 14 for sampling, and interior valve seat 300 is resisted against on the end face of the second end 133 of the mounting hole 13 at place.
In conjunction with see Figure 11 and Figure 12, the inwall of interior valve seat 300 has the sphere 34b of opening upwards and is connected to the relative both sides of this sphere 34b and the cambered surface 31b of opening upwards, 32b.Correspondingly, the inwall of outer seat 30 has the sphere 34a that Open Side Down and is connected to the relative both sides of this sphere 34a and the cambered surface 31a that Open Side Down, 32a.
The accommodation cavity 34 being used for accommodate O-shaped ball core 20 is formed between the sphere 34b and the sphere 34a of outer seat 30 of interior valve seat 300.And between the cambered surface 31b of the interior valve seat 300 of consistency from top to bottom and the cambered surface 31a of outer seat 30, form the four-way section 31 of first passage section 11 coaxial communication of runner 14 for sampling with place.The Five-channel section 32 of second channel section 12 coaxial communication of runner 14 for sampling with place is formed between the cambered surface 32b of the interior valve seat of consistency from top to bottom and the cambered surface 32a of outer seat 30.As shown in FIG. 10 and 11, four-way section 31 and Five-channel section 32 lay respectively at the relative both sides holding cavity 34.
Certainly, the one of the building form holding cavity 34, four-way section 31 and Five-channel section 32 is just listed here.In fact, it may occur to persons skilled in the art that, the structure holding cavity 34, four-way section 31 and Five-channel section 32 is not limited thereto, and namely not only can only be made up of sphere and cambered surface.
In order to install valve rod 40, the axial direction that outer seat 30 also has along the mounting hole 13 at place extends and the perforation 33 be connected with accommodation cavity 34.One end of valve rod 40 is stretched in perforation 33 and is fixedly connected with O type ball core 20, and the other end stretches out the outside of perforation 33 to valve body 10.The gap of this whole circle between the inner circle wall that leak source between valve rod 40 and outer seat 30 only has the periphery wall of valve rod 40 and perforation 33, easily carries out encapsulation process, not easily reveals.
In conjunction with in the accommodation cavity 34 be arranged on rotationally between interior valve seat 300 and outer seat 30 around himself central axis see Figure 10 to Figure 14, O type ball core 20, and formed with interior valve seat 300 and outer seat 30 and abut.As shown in Figure 13 and Figure 14, O type ball core 20 has third channel section 21.O type ball core 20 rotates under the drive of valve rod 40, and slewing area is preferably roughly 90 °.
When O type ball core 20 turn to make its third channel section 21 and four-way section 31 and Five-channel section 32 coaxial, then the first passage section 11 for the runner 14 of sampling at place can be communicated with Five-channel section 32 by third channel section 21, four-way section 31 with second channel section 12.Now the whole runner 14 for sampling is unblocked, and fluid can through O type ball core 20 through this runner 14 for sampling.Now O type ball valve assembly 200 is positioned at open mode.
When O type ball core 20 turns to, its third channel section 21 is staggered with four-way section 31 and Five-channel section 32, then place to disconnect with second channel section 12 for the first passage section 11 of runner 14 of sampling is communicated with, now the whole runner 14 for sampling be truncated, fluid cannot pass this runner 14 for sampling.Now O type ball valve assembly 200 is positioned at closed condition.
As long as switch because O type ball core 20 rotation 90 ° just can be implemented between open mode and closed condition, the opening and closing of O type ball core 20 are comparatively simply laborsaving, and valve switch speed is very fast, contributes to increasing work efficiency.
Valve rod 40 drives O type ball core 20 to rotate O type ball valve assembly 200 is switched between open mode and closed condition.Preferably, valve rod 40 and O type ball core 20 are structure as a whole, such as, become by the appearance of same material integration system, can prevent nonsynchronous situation that valve rod 40 and O type ball core 20 produce because gap appears in binding site after long-time operation.In addition, the electrostatic guide that O type ball core 20 place can in use produce by the valve rod 40 of integrative-structure and O type ball core 20 is to valve rod 40, conduct to gland 100 again, conduct to valve body 10 via the valve gap 60 contacted with gland 100, finally conduct to the pipeline connecting valve body 10, prevent electrostatic from accumulating at O type ball core 20.
Or, valve rod 40 and O type ball core 20 also can by identical or different material manufacture in rear recycling related domain respectively other be fixedly connected with mode as weld or riveting integral, such as valve rod 40 and O type ball core 20 also can adopt key Placement.Or, valve rod 40 and O type ball core 20 also can be weld, the material fit Placement such as bonding, melting.Above-mentioned effect can be played equally.
Conveniently rotation valve rod 40, preferably, in the end extend out to outside valve body 10 of valve rod 40, handle 110 is installed, handle 110 is fixed on valve rod 40 by fixing pin 120, also can be fixed on handle 110 by welding, the material Placement such as bonding, or handle 110 and valve rod 40 also can be made directly to be processed by one-body molded mode.
Preferably, handle 110 has valve position direction.Operator can be easy to judge that O type ball core 20 is current and be in which state.
In conjunction with see Figure 10, due in O type ball core 20 rotation process, and can gap be produced between interior valve seat 300 and the surface of contact of outer seat 30, so arrange rocker compensating gear 130 to give interior valve seat 300, O type ball core 20 and outer seat 30 1 pretightening forces along the axial direction of place mounting hole 13, interior valve seat 300, O type ball core 20 and outer seat 30 are reliably abutted, compensate the gap produced between O type ball core 20 and interior valve seat 300, outer seat 30, prevent leakage.
Above-mentioned gap produces primarily of following reason: the first is that flexible interior valve seat 300 and outer seat 30 produce deformation respectively, causes the binding site of interior valve seat 300 and outer seat 30 to produce gap.The second is interior valve seat 300, pretightening force between outer seat 30 and O type ball core 20 three and between the perforation 33 of outer seat 30 and valve rod 40 diminishes, and causes the generation gap, junction of these parts.The third is the gap that the wearing and tearing between the parts that contact cause.
In conjunction with see Figure 15, in an embodiment, the first end 132 of mounting hole 13 has internal thread segment 131, and rocker compensating gear 130 comprises valve gap 60.One end of valve gap 60 has the external thread section 61 matched with the internal thread segment 131 of mounting hole 13.Valve gap 60 to be arranged in mounting hole 13 and to form dismountable screw-thread fit with mounting hole 13.When valve gap 60 is tightened in mounting hole 13, aforesaid pretightening force can be provided to compress interior valve seat 300, outer seat 30 and O type ball core 20 along the axial direction of mounting hole 13.And screw further along with valve gap 60, can also regulate the size of pretightening force, and then adjusting play.
Certainly, mounting hole 13 also can not have internal thread segment 131 here, but is that valve body 10 is connected with rocker compensating gear 130, such as Flange joint.
In conjunction with see Figure 10, Figure 16 and Figure 17, preferably, rocker compensating gear 130 also comprises adjusting washer (disk) 50.It is outer and be connected between valve gap 60 and outer seat 30 that adjusting washer (disk) 50 is set in valve rod 40 by himself circular hole 51.Compress adjusting washer (disk) 50 make it produce alternating compression by tightening valve gap 60.Between O type ball core 20 and interior valve seat 300, outer seat 30, produce gap, adjusting washer (disk) 50 pressure alleviates, and makes adjusting washer (disk) 50 recover non-stress, compresses O type ball core 20 and interior valve seat 300, outer seat 30.Along with screwing of valve gap 60, the alternating compression degree of adjusting washer (disk) 50 can also regulate.
Or, also can abut cushion between interior valve seat 300 with the end face of the second end 133 of mounting hole 13.By installation the initial stage, valve gap 60 compresses this cushion makes it produce distortion, can play the effect same with adjusting washer (disk) 50 equally.
Certainly, adjusting washer (disk) 50 here and cushion can exist simultaneously, also can select a use.
In another embodiment, interior valve seat 300 and outer seat 30 are made up of engineering plastics, have certain elasticity, can produce slight deformation.If produce gap between O type ball core 20 and interior valve seat 300, outer seat 30, the extruding force between three is caused to diminish, then pretightening force release (such as tightening valve gap 60) of rocker compensating gear 130, the axial direction along the mounting hole 13 at place extrudes outer seat 30, O type ball core 20 and interior valve seat 300 downwards.Interior valve seat 300 and outer seat 30 produce slight deformation, compensate gap, keep outer seat 30, initial impaction state between O type ball core 20 and interior valve seat 300, prevent from revealing.
Certainly, also can be only have interior valve seat 300 to be made up of engineering plastics here, or only have outer seat 30 to be made up of engineering plastics.
Preferably, modified Teflon (PTFE) selected by engineering plastics.
In another embodiment, between interior valve seat 300 and the face close to each other of outer seat 30, there is gap.Rocker compensating gear 130 also comprises elastic material.This elastic material is pressed between interior valve seat 300 and the gap of outer seat 30 in a sealing manner, and dodges out four-way section 31 and Five-channel section 32.Initial elasticity material compressive deformation, when producing gap between O type ball core 20 and interior valve seat 300, outer seat 30, elastic material recovers non-stress, makes interior valve seat 300 and outer seat 30 can along the axial direction relative movement of the mounting hole 13 at place, compensate for clearance.
Preferably, elastic material can be fixed on interior valve seat 300 or outer seat 30 with melting, the mode such as bonding, prevents it from being washed away by fluid.
In another embodiment, interior valve seat 300 is the integrative-structure that two kinds of materials are made, face wherein for contacting with outer seat 30 is elastomer, this elastomeric hardness, lower than the hardness of the remaining part of valve seat 300 in its place, therefore can produce slight deformation to compensate gap under pretightening force effect.
Or, outer seat 30 is that two kinds of materials are made, face wherein for contacting with interior valve seat 300 is elastomer, and this elastomeric hardness, lower than the hardness of the remaining part of the outer seat 30 at its place, can produce slight deformation equally to compensate gap under pretightening force effect.
Or the surface of contact of outer seat 30 and interior valve seat 300 is elastomer, this elastomeric hardness, lower than the hardness of the remaining part of the valve seat at its place, can produce slight deformation equally to compensate gap under pretightening force effect.
Here elastomer can form integrative-structure by the remaining part of the valve seat at the mode such as sulfuration, ultrasound and place.
Except this several embodiment aforesaid, rocker compensating gear 130 can also have other modes, and what provide pretightening force is also not limited to valve gap 60.As long as the power of the axial direction along place mounting hole 13 can be produced, with outer seat 30, produce gap between O type ball core 20 and interior valve seat 300 time compress this three and offset this gap, just can realize as rocker compensating gear 130 object that the utility model will reach.
In conjunction with see Figure 10, in an embodiment, valve rod sealing assembly 140 comprises bonnet 80, check washer 90, gland 100 and stem packing 70.
In conjunction with see Figure 15, the inwall of valve gap 60 has First terrace 62 and the second step face 63 of outer seat 30 dorsad, and First terrace 62 relative to second step face 63 away from outer seat 30.
It is outer and be resisted against on second step face 63 that stem packing 70 is set in valve rod 40.It is outer and be resisted against on this First terrace 62 that bonnet 80 is set in valve rod 40, the periphery wall of bonnet 80 has external thread section, the part contacted with bonnet 80 in the inner circle wall of valve gap 60 has the internal thread segment matched, and makes valve gap 60 form dismountable being threaded with bonnet 80.And bonnet 80 abuts with stem packing 70.
Gland 100 is set in outside valve rod 40, and a part stretches into valve gap 60 inside and formed with bonnet 80 and abuts.The periphery wall of portion's section that gland 100 stretches in valve gap 60 has external thread section, and the inner circle wall of valve gap 60 has the internal thread segment be mated, and makes gland 100 form dismountable being threaded with valve gap 60.
In order to hold out against bonnet 80, check washer 90 is connected to gland 100 and stretches between portion's section in valve gap 60 and bonnet 80.Like this, stem packing 70 is regulated by bonnet 80 and compresses, and bonnet 80 is locked by gland 100 and check washer 90 again, guarantees that O type ball valve assembly 200 stem packing 70 in switching process is in compression, sealing state all the time.
Certainly, the structure of valve rod sealing assembly 140 is not limited thereto.In fact, it may occur to persons skilled in the art that, valve rod sealing assembly 140 also can be that an integrative-structure is arranged in mounting hole 13.Or adopt other structures, as long as the leak source in mounting hole 13 can be blocked.
For rinsing the structure of the O type ball valve assembly 200 on the runner 15 of discharge and same as described above with the assembly relation of valve body 10, do not repeat them here.
In an embodiment, the assembly process of three valve groups 431 is as follows:
First with monoblock cast steel or forged steel for blank, adopt the method for machining process on blank corresponding runner 14,15,19, pressure release passage 17, measuring pressure passage 16, mounting hole 13 and thread section to be to produce valve body 10.Then successively by interior valve seat 300, be arranged in mounting hole 13 with the O type ball core 20 of valve rod 40 and outer seat 30.Then sheathed adjusting washer (disk) 50, valve gap 60, stem packing 70, bonnet 80, check washer 90 and gland 100 on valve rod 40 successively.Then by fixing pin 120, handle 110 is fixed on valve rod 40.Finally load cell 433 and pressure relief element 434 are arranged on valve body 10.
In conjunction with see Figure 20 to Figure 23, according to an embodiment, when there is not the excessive situation of pressure in sampling process, technical analysis shuttle also can not comprise pressure relief element 433.The structure of this technical analysis shuttle and the processing method of valve body 10 thereof are roughly the same with the aforesaid shuttle 430 with pressure relief element 433, and difference is almost only that valve body 10 inside in present embodiment is without the need to processing pressure release passage 17.
In conjunction with see Figure 24 to Figure 27, according to an embodiment, when there is not the excessive situation of pressure and do not need to observe force value in sampling process, technical analysis shuttle also can not comprise pressure relief element 433 and load cell 433.The structure of this technical analysis shuttle and the processing method of valve body 10 thereof are with aforesaid to have pressure relief element 433 roughly the same with the shuttle 430 of load cell 433, and difference is almost only that valve body 10 inside in present embodiment is without the need to processing pressure release passage 17 and measuring pressure passage 16.
As shown in Figure 28 to Figure 30, the utility model provides a kind of technical analysis sample devices.
In conjunction with see Figure 28, according to an embodiment, technical analysis sample devices is comprised and being connected successively and the sampling valve 410 be communicated with, control valve 420 and shuttle 430 by conduit.Wherein sampling valve 410 has fluid inlet and fluid output.Shuttle 430 is aforesaid technical analysis shuttle.
Control valve 420 selects two valve groups, and this two valves group comprises valve body 421 and is arranged on two O type ball valve assemblies 425 on valve body 421.Valve body 421 inside is provided with the runner 422 for sampling and the runner 423 for rinsing discharge.Two O type ball valve assemblies 425 are arranged on two runners 422,423 correspondingly.Two runners 422,423 are in the inner substantially vertical connection of valve body 421.Structure and the installation method of the structure of the O type ball valve assembly 425 on two runners 422,423 and installation method and O type ball valve assembly 200 in shuttle 430 are identical, do not repeat them here.
The fluid output of sampling valve 410 is connected by conduit with the entry end for the runner 422 of sampling of control valve 420 and is communicated with.The outlet end for the runner 422 of sampling of control valve 420 is connected by conduit with the entry end 141 for the runner 14 of sampling in the valve body 10 of shuttle 430 and is communicated with.
Sampling process is as follows:
Step 1: the sampler assembled in advance (with sampling valve 410) and control valve 420 are arranged on (entry end for the runner 422 of sampling of control valve 420 is communicated with the outlet end of sampling valve 410) on the pipeline of sample fluid.The entry end 141 of the outlet end of the runner 422 being used for sampling of control valve 420 and the runner 14 being used for sampling of shuttle 430 is communicated with by tubes connection.
Step 2: open sampling valve 410 and keep normally open.
Step 3: open control valve 420 for rinsing the O type ball valve assembly 425 on the runner 423 of discharge, rinse the conduit of sample devices.
Step 4: after catheters irrigation, closed control valve 420 for rinsing the O type ball valve assembly 425 on the runner 423 of discharge.
Step 5: open in control valve 420 in the O type ball valve assembly 425 on the runner 422 of sampling, shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling, fill fluid in shuttle 430;
Step 6: in closed control valve 420 for the O type ball valve assembly 425 on the runner 422 of sampling, to close in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling, take off shuttle 430 and displacement fluids, to clean shuttle 430.
Step 7: the outlet end of the entry end of the runner 14 being used for sampling of shuttle 430 and the runner 422 being used for sampling of control valve 420 is communicated with by tubes connection;
Step 8: repeat step 5 to step 7, until shuttle 430 is rinsed well.
Step 9: repeat step 5, be filled with fluid to be analyzed in shuttle 430.
Step 10: observe load cell 433, reach predetermined pressure or indicating value stable after, for the O type ball valve assembly 425 on the runner 422 of sampling and for rinsing the O type ball valve assembly 425 on the runner 423 of discharge in closed control valve 420, close in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling.
Step 11: take off shuttle 430 and send lab analysis to check.
If fluid to be analyzed is for allowing continuous blow-down can not wasting material, then step 4 can be omitted, and keeps the fluid flowing in the conduit between sampling valve 410 and control valve 420.
If adopt this sample devices to analyze poisonous and hazardous fluid, then technical analysis sample devices also comprises discharge pipe 450.Discharge pipe 450 has fluid inlet and fluid output.Wherein the fluid inlet of discharge pipe 450 is connected with the outlet end for the runner 423 rinsing discharge of control valve 420 and is communicated with.The fluid output of discharge pipe 450 is connected to home, as high-order emptying point, flare system pipeline, enclosed recovery system etc.Discharge pipe 450 is applied to fluid to be sampled when being poisonous and harmful substance, and exhaust fluid on the spot can be avoided to cause environmental pollution.
If needed to carry out the process such as decompression cooling before fluid to be analyzed enters shuttle 430, then need the conduit between sampling valve 410 and control valve 420 is set up pre-treater 440, to ensure that the sample obtained meets instrument analysis requirement.Pre-treater 440 can comprise one or more links such as decompression, filtration, cooling, flow restriction.
In addition, the outlet end 142 for the runner 14 of sampling can also connecting duct 435.Conduit 435 extends to the bottom near vessel 432, fluid is guided to the diapire of vessel 432, rinses more thoroughly fully.
Or conduit 435 also can replace with outage pipe.
Certainly, control valve 420 here also can replace with existing other valve group or single valves, such as two single valves, or existing needle-valve two valve group or ball valve two valve group.As long as fluid can be made to realize the circulation in required direction in Figure 28.
In conjunction with see Figure 29, according to another embodiment, technical analysis sample devices is comprised and being connected successively and the sampling valve 410 be communicated with, control valve 420 and shuttle 430 by conduit.Wherein sampling valve 410 has fluid inlet and fluid output.Shuttle 430 is aforesaid technical analysis shuttle.
Control valve 420 selects three valve groups, and the structure of this three valves group is substantially identical with the structure of three valve groups 431 in shuttle 430.Specifically, comprise valve body 421 and be arranged on three O type ball valve assemblies 425 on valve body 421.Valve body 421 inside is provided with the runner 422 for sampling, the runner 423 rinsing discharge for first and the runner 424 discharged for the second flushing.Two runners 422,424 almost parallel and intervals are arranged, and the substantially vertical connection of runner 423 is between runner 422,423.And the entry end of runner 423 is positioned at the upstream side of the O type ball valve assembly 425 on runner 422, and the outlet end of runner 423 is positioned at the downstream side of the O type ball valve assembly 425 on runner 423.The flow direction of two runner 422,424 inner fluids is contrary.
Three O type ball valve assemblies 425 are arranged on three runners 422,423,424 correspondingly.The structure of three runners 422,423,424 is identical with the structure of the runner of three in shuttle 430 14,15,19.Structure and the installation method of the structure of the O type ball valve assembly 425 on three runners 422,423,424 and installation method and three O type ball valve assemblies 200 in shuttle 430 are identical, do not repeat them here.
The fluid output of sampling valve 410 is connected by conduit with the entry end for the runner 422 of sampling of control valve 420 and is communicated with.The outlet end for the runner 422 of sampling of control valve 420 is connected by conduit with the entry end 141 for the runner 14 of sampling in the valve body 10 of shuttle 430 and is communicated with.Rinsing in the entry end of runner 424 of discharge and the valve body 10 of shuttle 430 for second of control valve 420 is communicated with by tubes connection for the second outlet end 192 rinsing the runner 19 discharged.
Sampling process can comprise the following steps:
Step 1: the sampler assembled in advance (with sampling valve 410) and control valve 420 are arranged on the pipeline of sample fluid.The entry end 141 of the outlet end of the runner 422 being used for sampling of control valve 420 and the runner 14 being used for sampling of shuttle 430 is communicated with by tubes connection.The outlet end 192 that is used for the runner 19 that the second flushing is discharged in the entry end of runner 424 being used for the second flushing discharge of control valve 420 and the valve body 10 of shuttle 430 is communicated with by tubes connection.
Step 2: open sampling valve 410 and keep normally open.
Step 3: the O type ball valve assembly 425 rinsed for first on the runner 423 of discharge opening control valve 420, rinses the conduit of sample devices.
Step 4: after catheters irrigation, the O type ball valve assembly 425 rinsed for first on the runner 423 of discharge of closed control valve 420.
Step 5: open control valve 420 for the runner 422 of sampling and the O type ball valve assembly 425 rinsed for second on the runner 424 of discharge, open for the runner 14 of sampling and the O type ball valve assembly 200 rinsed for second on the runner 19 of discharge in shuttle 430, flushing shuttle 430.
Step 6: after shuttle 430 rinses, rinse in the runner 424 and shuttle 430 discharged for second the O type ball valve assembly 200 rinsed for second on the runner 19 of discharge in closed control valve 420, in shuttle 430, be filled with fluid to be analyzed.
Step 7: observe load cell 433, reach predetermined pressure or indicating value stable after, in closed control valve 420 in the runner 422 of sampling and shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling.
Step 8: take off shuttle 430 and send lab analysis to check.
If fluid to be analyzed is for allowing continuous blow-down can not wasting material, then can often open for the first O type ball valve assembly 425 rinsed on the runner 423 of discharge in control valve 420, step 4 can be omitted to keep the fluid in the conduit between sampling valve 410 and control valve 420 to flow.
In addition, the outlet end 142 for the runner 14 of sampling can also connecting duct 435.Conduit 435 extends to the bottom near vessel 432, fluid is guided to the diapire of vessel 432, rinses more thoroughly fully.
Sampling process also can comprise the following steps:
Step 1: the entry end of the fluid output of sampling valve 410 and the runner 422 being used for sampling of control valve 420 is communicated with by tubes connection.The entry end 141 of the outlet end of the runner 422 being used for sampling of control valve 420 and the runner 14 being used for sampling of shuttle 430 is communicated with by tubes connection.The outlet end 192 that is used for the runner 19 that the second flushing is discharged in the entry end of runner 424 being used for the second flushing discharge of control valve 420 and the valve body 10 of shuttle 430 is communicated with by tubes connection.
Step 2: open sampling valve 410 and keep normally open.
Step 3: open in control valve 20 for sample runner 422, rinse the O type ball valve assembly 425 on the runner 424 of discharge, the O type ball valve assembly 200 rinsed for first in shuttle 430 on the runner 15 of discharge for second, rinse the conduit between sampling valve 410 and control valve 420.
Step 4: after catheters irrigation, closes in shuttle 430 the O type ball valve assembly 200 rinsed for first on the runner 15 of discharge.
Step 5: to open in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling, the O type ball valve assembly 200 rinsed for second on the runner 19 of discharge, rinse shuttle 430.
Step 6: after shuttle 430 rinses, rinse the O type ball valve assembly 425 on the runner 424 of discharge for second in closed control valve 420, close in shuttle 430 the O type ball valve assembly 200 rinsed for second on the runner 19 of discharge, in shuttle 430, be filled with fluid to be analyzed.
Step 7: for the O type ball valve assembly 425 on the runner 422 of sampling in closed control valve 420, closes in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling.
Step 8: take off shuttle 430 and send lab analysis to check.
If fluid to be analyzed is for allowing continuous blow-down can not wasting material, then can often open for the first O type ball valve assembly 425 rinsed on the runner 423 of discharge in control valve 420, step 4 can be omitted to keep the fluid in the conduit between sampling valve 410 and control valve 420 to flow.
Sampling process also can comprise the following steps:
Step 1: the entry end of the fluid output of sampling valve 410 and the runner 422 being used for sampling of control valve 420 is communicated with by tubes connection.The entry end 141 of the outlet end of the runner 422 being used for sampling of control valve 420 and the runner 14 being used for sampling of shuttle 430 is communicated with by tubes connection.The outlet end 192 that is used for the runner 19 that the second flushing is discharged in the entry end of runner 424 being used for the second flushing discharge of control valve 420 and the valve body 10 of shuttle 430 is communicated with by tubes connection.
Step 2: open sampling valve 410 and keep normally open.
Step 3: open in control valve 20 for the O type ball valve assembly 425 on the runner 422 of sampling, the O type ball valve assembly 425 rinsed for second on the runner 424 of discharge, to open in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling, the O type ball valve assembly rinsed for second on the runner 19 of discharge, rinse conduit and the shuttle 430 of sample devices.
Step 4: rinse the O type ball valve assembly 425 on the runner 424 of discharge in closed control valve 420 for second, closes in shuttle 430 the O type ball valve assembly 200 rinsed for second on the runner 19 of discharge, in shuttle 430, is filled with fluid to be analyzed.
Step 5: for the O type ball valve assembly 425 on the runner 422 of sampling in closed control valve 420, closes in shuttle 430 for the O type ball valve assembly 200 on the runner 14 of sampling.
Step 6: take off shuttle 430 and send lab analysis to check.
Certainly, control valve 420 here also can replace with existing other valve group or single valves, such as three single valves, or existing needle-valve three valve group or ball valve three valve group.As long as fluid can be made to realize the circulation in required direction in Figure 29.
Be to be understood that, although this specification describes according to each embodiment, but not each embodiment only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, technological scheme in each embodiment also through appropriately combined, can form other mode of execution that it will be appreciated by those skilled in the art that.
The foregoing is only the schematic embodiment of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present utility model and principle, amendment and combination, all should belong to the scope of the utility model protection.
Claims (11)
1. a technical analysis shuttle, comprise the vessel (432) with opening, it is characterized in that, described technical analysis shuttle also comprises three valve groups (431) of the described opening being arranged on described vessel (432), and described three valve groups (431) comprising:
The valve body (10) of integrative-structure, has and is respectively used to sampling, first rinses three runners (14 that discharge is rinsed in discharge and second, 15, 19) and with described three runners (14, 15, 19) three mounting holes (13) of one_to_one corresponding connection, the runner (14 that each mounting hole (13) will be connected, 15, 19) the first passage section (11) of central axis in same plane and second channel section (12) is divided into, described three runners (14, 15, 19) all there is the entry end (141 being positioned at described first passage section (11), 151, 191) and be positioned at the outlet end (142 of described second channel section (12), 152, 192), outlet end (142) for the described runner (14) of sampling is connected and is communicated with the described opening of described vessel (432) with the described entry end (191) rinsing the described runner (19) of discharge for second respectively, rinses the described entry end (151) of the described runner (15) of discharge for first and rinses the described entry end (191) of the described runner (19) of discharge all for receiving the fluid rinsed for second, and
Three O type ball valve assemblies (200), to be arranged on correspondingly in described three mounting holes (13) and axial direction along the mounting hole (13) at place is removably arranged, described three O type ball valve assemblies (200) are respectively used to control the break-make between the described first passage section (11) of described three runners (14,15,19) and described second channel section (12).
2. technical analysis shuttle according to claim 1, is characterized in that, described three O type ball valve assemblies (200) include:
Interior valve seat (300) and outer seat (30), axial direction along the described mounting hole (13) at place is arranged in described mounting hole (13), described interior valve seat (300) with formed between described outer seat (30) hold cavity (34) and be positioned at described accommodation cavity (34) relative both sides and respectively with the described runner (14 at place, 15) described first passage section (11) and the four-way section (31) of described second channel section (12) coaxial communication and Five-channel section (32), the axial direction that described outer seat (30) has along described mounting hole (13) extends and the perforation (33) be communicated with described accommodation cavity (34),
O type ball core (20), to be connected to rotationally in described accommodation cavity (34) around himself central axis and there is third channel section (21), described O type ball core (20) have turn to described third channel section (21) and described four-way section (31) and described Five-channel section (32) coaxial to make the described runner (14 at place, 15, 19) state that described first passage section (11) is communicated with described second channel section (12), and turn to described third channel section (21) and described four-way section (31) and described Five-channel section (32) and to stagger the described runner (14 making place, 15, 19) state that described first passage section (11) is communicated with described second channel section (12) disconnection,
Valve rod (40), relative with described O type ball core (20) fixing and extend out to the outside of described valve body (10) along the axial direction of described perforation (33);
Rocker compensating gear (130), the axial direction for the described mounting hole (13) along place gives described interior valve seat (300), described outer seat (30) and described O type ball core (20) pretightening forces; And
Valve rod sealing assembly (140), the axial direction along described mounting hole (13) is removably set in described valve rod (40) outward.
3. technical analysis shuttle according to claim 2, it is characterized in that, described mounting hole (13) has the first end (132) extending to described valve body (10) surface, described first end (132) has internal thread segment (131), described rocker compensating gear (130) comprises valve gap (60), described valve gap (60) to be arranged in described mounting hole (13) and to be set in described valve rod (40) outward, one end of described valve gap (60) has the external thread section (61) matched with the described internal thread segment (131) of described mounting hole (13), described pretightening force is provided when described valve gap (60) is tightened in described mounting hole (13).
4. technical analysis shuttle according to claim 2, it is characterized in that, at least one in described interior valve seat (300) and described outer seat (30) is made up of engineering plastics, described O type ball core (20) and described interior valve seat (300), to keep between described interior valve seat (300) and described outer seat (30) laminating when producing gap between described outer seat (30) under the effect of described pretightening force.
5. technical analysis shuttle according to claim 2, it is characterized in that, between described interior valve seat (300) and described outer seat (30), there is gap, described rocker compensating gear (130) comprises the elastic material be pressed in a sealing manner in described gap, when making to produce gap between described O type ball core (20) and described interior valve seat (300), described outer seat (30), can along the axial direction relative movement of described mounting hole (13) between described interior valve seat (300) and described outer seat (30).
6. technical analysis shuttle according to claim 2, it is characterized in that, at least one in surface of contact between described interior valve seat (300) and described outer seat (30) has elastomer, and described elastomeric hardness is lower than the hardness of the remaining part of the valve seat at described elastomer place.
7. technical analysis shuttle according to claim 2, is characterized in that, described valve rod (40) is structure as a whole with described O type ball core (20) or material fit is connected.
8. technical analysis shuttle according to claim 1, it is characterized in that, for the described runner (14) of sampling with rinse for second the described runner (19) discharged and arrange at described valve body (10) internal layout, be communicated with at the described runner (14) for sampling for the first described runner (15) rinsing discharge and rinse between the described runner (19) that discharges for second, and the upstream side of described O type ball valve assembly (200) on being positioned at for sampling described runner (14) for the first described entry end (151) of described runner (15) rinsing discharge, the downstream side rinsing the described O type ball valve assembly (200) on the described runner (19) of discharge for second is positioned at for the first described outlet end (152) rinsing the described runner (15) of discharge.
9. technical analysis shuttle according to any one of claim 1 to 8, is characterized in that, described technical analysis shuttle also comprises load cell (433), and described load cell (433) has external thread section;
Described valve body (10) inside also has measuring pressure passage (16), described measuring pressure passage (16) has first end and the second end, the described first end of described measuring pressure passage (16) and the described opening in communication of described vessel (432), described second end of described measuring pressure passage (16) has pressure measuring piece interface (162), described pressure measuring piece interface (162) has the internal thread segment (161) matched with the described external thread section of described load cell (433), described load cell (433) is removably mounted on the described pressure measuring piece interface (162) of described measuring pressure passage (16).
10. technical analysis shuttle according to any one of claim 1 to 8, it is characterized in that, described technical analysis shuttle also comprises pressure relief element (434), and described pressure relief element (434) has external thread section (437) and relief hole (438);
Described valve body (10) inside also has pressure release passage (17), described pressure release passage (17) has first end and the second end, the described first end of described pressure release passage (17) and the described opening in communication of described vessel (432), described second end of described pressure release passage (17) has pressure release part interface (18), described pressure release part interface (18) has the internal thread segment (181) matched with the described external thread section (437) of described pressure relief element (434), described pressure relief element (434) is removably mounted on the described pressure release part interface (18) of described pressure release part interface (18), and the pressure in described pressure release passage (17) makes pressure release from described relief hole (438) when reaching predetermined value.
11. 1 kinds of technical analysis sample devices, comprise and being connected successively and the sampling valve be communicated with (410), control valve (420) and shuttle (430) by conduit, it is characterized in that, the technical analysis shuttle of described shuttle (430) according to any one of claim 1 to 10, the described entry end (141) for the described runner (14) of sampling of three valve groups (431) of described shuttle (430) is connected with described control valve (420) and is communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568894.XU CN204240054U (en) | 2014-09-29 | 2014-09-29 | Technical analysis shuttle and there is the sample devices of this container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568894.XU CN204240054U (en) | 2014-09-29 | 2014-09-29 | Technical analysis shuttle and there is the sample devices of this container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204240054U true CN204240054U (en) | 2015-04-01 |
Family
ID=52769552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568894.XU Expired - Fee Related CN204240054U (en) | 2014-09-29 | 2014-09-29 | Technical analysis shuttle and there is the sample devices of this container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204240054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526497A (en) * | 2014-09-29 | 2016-04-27 | 大唐国际化工技术研究院有限公司 | Industrial analysis sample container and sampling equipment with container |
-
2014
- 2014-09-29 CN CN201420568894.XU patent/CN204240054U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526497A (en) * | 2014-09-29 | 2016-04-27 | 大唐国际化工技术研究院有限公司 | Industrial analysis sample container and sampling equipment with container |
| CN105526497B (en) * | 2014-09-29 | 2019-02-12 | 大唐国际化工技术研究院有限公司 | Industrial Analysis sample container and sample devices with this container |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2901751C (en) | Main valve with internal rigid structure | |
| CN204240053U (en) | Technical analysis shuttle and there is the sample devices of this container | |
| CN204240054U (en) | Technical analysis shuttle and there is the sample devices of this container | |
| CN202074070U (en) | Nuclear-power diaphragm valve | |
| CN204226739U (en) | Technical analysis sample devices | |
| CN204226740U (en) | Technical analysis sample devices | |
| KR20170089838A (en) | Balanced double seated globe valve with flexible plug | |
| CN211039763U (en) | High-temperature high-pressure hard sealing ball valve | |
| CN204239818U (en) | Technical analysis sample devices | |
| CN105526497A (en) | Industrial analysis sample container and sampling equipment with container | |
| CN105526496A (en) | Sample container for industrial analysis and sampling device provided with sample container | |
| US8522825B2 (en) | Fluid apparatus unit structure | |
| CN105526387A (en) | Industrial analysis sampling device and method | |
| CN202451860U (en) | Cold-flow-preventing middle flange sealing valve | |
| CN105526385A (en) | Sampling device and method for industrial analysis | |
| CN102748484A (en) | Angle type drain valve | |
| CN101634369A (en) | Out-of-control preventing wedge gate valve | |
| EP3449161A1 (en) | Plug with attachable upper trunnion | |
| CN202708109U (en) | Angle type blowoff valve | |
| CN201262241Y (en) | Wedge-type sluice valve for preventing out of control | |
| CN105526386B (en) | Industrial Analysis sample devices and the method for sampling | |
| CN202612680U (en) | High-pressure unloading valve | |
| CN102466056A (en) | Ball valve | |
| CN102102764A (en) | Through type rapid cut-off valve | |
| CN201196273Y (en) | Switch ball valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Chunqi Inventor after: Hu Pingjie Inventor after: Mei Changsong Inventor after: Liu Junfeng Inventor after: Zhou Shuailin Inventor after: Wu Shengcai Inventor before: Li Chunqi Inventor before: Hu Pingjie Inventor before: Mei Changsong Inventor before: Liu Junfeng Inventor before: Deng Haiyan Inventor before: Zhou Shuailin Inventor before: Wu Shengcai |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI CHUNQI HU PINGJIE MEI CHANGSONG LIU JUNFENG DENG HAIYAN ZHOU SHUAILIN WU SHENGCAI TO: LI CHUNQI HU PINGJIE MEI CHANGSONG LIU JUNFENG ZHOU SHUAILIN WU SHENGCAI |
|
| 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: 20150401 Termination date: 20180929 |