CN105139906B - Executing lock mechanism and molecular sieve device - Google Patents
Executing lock mechanism and molecular sieve device Download PDFInfo
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- CN105139906B CN105139906B CN201510527400.2A CN201510527400A CN105139906B CN 105139906 B CN105139906 B CN 105139906B CN 201510527400 A CN201510527400 A CN 201510527400A CN 105139906 B CN105139906 B CN 105139906B
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- connector
- location hole
- keeper
- groove
- molecular sieve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the nuclear electrical field, in particular to a molecular sieve device for high-temperature gas-cooled reactor sampling and an executing lock mechanism. The executing lock mechanism comprises: positioning holes which are distributed in the axial direction of a to-be-positioned part, and recessed in the side wall of the to-be-positioned part; and a positioning part with an extending-out part, wherein the extending-out part can extend into the positioning holes for locking the to-be-positioned part and can be separated from the positioning holes for unlocking the to-be-positioned part. The positioning part of the executing lock mechanism can extend into the positioning holes for locking the to-be-positioned part and can be separated from the positioning hole for unlocking the to-be-positioned part, so that the executing lock mechanism can fix the molecular sieve device into a sampling barrel during sampling, and the molecular sieve device is separated from the sampling barrel after the sampling is completed.
Description
Technical field
The present invention relates to nuclear power field, the molecular sieve device of more particularly to a kind of HTGR sampling and lock is performed
Deadlock structure.
Background technology
From the sixties in 20th century, Britain, the U.S. and Germany start to research and develop HTGR.1964, Britain and Europe
The first in the world seat HTGR dragon (Dragon, 20MWth) heap of coenosarc cooperative construction builds up critical.Thereafter, Germany builds up
The nuclear power prototype reactor THTR-300 of the high temperature gas-cooled test reactor AVR and 300MWe of 15MWe.The experiment that the U.S. has built up 40MWe is high
Sheng Fulunbao (Fort.St.Vrain) the nuclear power prototype reactor of wet cold dome peach blossom paddy (Peach-Bottom) heap and 330MWe.
The end of the year 2002, " the 4th generation of technology such as nuclear energy system international symposium " and USDOE combine and issue《The 4th generation of technology such as nuclear energy system technology road
Line chart》, have chosen including six center reactor types including very high temperature gas cooled reactor as following research emphasis.HTGR
It is a kind of internationally recognized safe heap-type, at the beginning of being an important development direction of following trap nuclear power system, 2006,《Country
Medium-term and long-term scientific and technological development planning outline》It is middle that large pressurized water reactor and HTGR Nuclear Power Plant are classified as into major scientific and technological project
One of, HTGR is the nuclear power technology with generation Ⅳ security feature, and by the world the 4th generation of technology such as nuclear energy system is considered
In most possibly take the lead in realizing business-like technology.
HTGR is the advanced heap-type with forth generation feature, due to carrying a considerable number of graphite in its cooling agent
Dust, enriched radionuclide on graphite dust is the source of HTGR radioactivity generation.If can to its carry out
Direct measurement, i.e., equivalent to the firsthand data for having obtained HTGR radioactive level, be the spoke of researching high-temperature HTGR
Penetrate security feature and the firsthand material is provided, have for integral radiation feature of this forth generation reactor under various operating modes is grasped
Significance.
The content of the invention
It is an object of the present invention to one kind is provided molecular sieve device can be fixed in sample bucket in sampling, and
Molecular sieve device can be made after the completion of sampling to depart from the execution locking mechanism of sample bucket.
Another object of the present invention is to provide for a kind of molecular sieve device, by flowing through reactor to the molecular sieve device
Interior high temperature helium, also can be straight obtaining the environment in reactor, and then the firsthand data of HTGR radioactive level
Connect and deduce core activity release characteristic and initial release total amount.
Especially, the invention provides a kind of perform locking mechanism, wherein, including：
Location hole, in part axial directional distribution to be positioned, the side wall of the recessed part to be positioned；
Keeper, with extension, the extension can stretch in the location hole that the part to be positioned is locked
The part to be positioned is unlocked with departing from the location hole.
Further, the location hole has the first groove that the axial direction in the part to be positioned extends, described fixed
Position part has first plug essentially identical with first recess width；
When the extension of the keeper stretches into the location hole, first plug insertion described the
The part to be positioned is carried out into axial direction in one groove locked.
Further, the location hole also has the second groove that the axial direction in the part to be positioned extends, described
First groove is located at the lower section of second groove, and the second recessed width more than the width of first groove；It is described
Keeper also has second plug essentially identical with second recess width, and first plug is located at second plug
Lower section；
When the extension of the keeper stretches into the location hole, it is recessed that second plug inserts described second
The part to be positioned is carried out into further axial direction in groove locked.
Further, the circumferentially external of the location hole is surrounded with the outer ring that part covers the location hole, the outer ring
It is fixedly connected on the part to be positioned；The keeper has the locating slot for accommodating the outer ring；
When the extension of the keeper stretches into the location hole, the outer ring is placed in the locating slot
The part to be positioned is radially locked.
Further, front extreme direction of the outer ring near the location hole.
Further, the location hole has the displaced segments for keeper axial movement, and the keeper is described
Move to make the outer ring be placed in the locating slot or depart from it in displaced segments.
Further, the quantity of the location hole is multiple, and each location hole is circumferentially distributed in the part to be positioned
Side wall on, the quantity of the keeper is one；
Each location hole is circumferentially distributed on the side wall of the part to be positioned.
Further, the keeper is for pneumatically actuated, the keeper activated and in the radial direction of the part to be positioned
Move to stretch into or remove the location hole in direction.
Further, the part to be positioned is the connector suitable for molecular sieve device；
Preferably, institute's connector is generally cylindric；
The fixture is the sample bucket suitable for molecular sieve device.
According to another aspect of the present invention, a kind of molecular sieve device is also provided, it has one of above-mentioned technical proposal institute
The execution locking mechanism stated.
The keeper of the execution locking mechanism of the present invention can be stretched in location hole that the part to be positioned is locked and departed from
The part to be positioned is unlocked in the location hole, so performing locking mechanism in sampling can just fix molecular sieve device
In sample bucket, and molecular sieve device is set to depart from sample bucket after the completion of sampling.
The molecular sieve device of the present invention can pass through the high temperature helium of reactor, and molecular sieve device takes to high temperature helium
Sample can obtain the firsthand data of HTGR radioactive level obtaining the environment in reactor, also can directly push away
Know core activity release characteristic and initial release total amount.
According to the detailed description below in conjunction with accompanying drawing to the specific embodiment of the invention, those skilled in the art will be brighter
Above-mentioned and other purposes, the advantages and features of the present invention.
Description of the drawings
Describe some specific embodiments of the present invention in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter.
Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the structural representation according to one embodiment of the invention molecular sieve device；
Fig. 2 is the structural representation of molecular sieve device according to a further embodiment of the invention；
Fig. 3 is the sectional view according to one embodiment of the invention molecular sieve device；
Fig. 4 is the structural representation according to further embodiment molecular sieve device of the present invention；
Fig. 5 is the structural representation after being combined with sample bucket according to one embodiment of the invention molecular sieve device；
Fig. 6 is the A portions structure enlarged diagram according to Fig. 5；
Fig. 7 is the B portions structure enlarged diagram according to Fig. 5；
Fig. 8 is the schematic shapes of the first groove according to an embodiment of the invention and the second groove；
Fig. 9 is the schematic diagram at the extension place position of keeper according to an embodiment of the invention；
Figure 10 be according to one embodiment of the invention molecular sieve device and HTGR, through walls section, servo execution system,
The location diagram of executing agency.
Reference in figure is as follows：
0- HTGRs；
1- molecular sieve devices；
100- housings, 101- sides wall, 102- housing forward ends, 103- housing rear ends, 104- accommodating chambers, 105- inlet channels,
106- block pieces, 107- molecular sieves, 108- outlet passageways, 109- ventholes, 110- annular grooves；
111- location holes, the grooves of 111a- first, the grooves of 111b- second；
112- seals, 113- pod apertures；
114- keepers, the plugs of 114a- first, the plugs of 114b- second, 114c- locating slots；
115- outer rings, 116- connectors, 117- screwed holes, 118- grooves, 119- bolts, 120- sample buckets, 121- sealings
Ring, 122- sealing strips, 123- seal receptacles, 124- sealed inserted pieces, 125- gas passages, 126- outlet ports, 127- valves, 128-
Push rod, 129- seal grooves, 130- diaphragm seals, 131- molecular sieves chamber, 132- filter chambers；
Through walls section of 2-；
3- servo execution systems；
4- executing agencies.
Specific embodiment
The present invention provides a kind of molecular sieve device 1, and the molecular sieve device 1 can be positioned over as shown in Figure 5 on the whole in length
High temperature helium is sampled in the sample bucket 120 of shape, the molecular sieve device 1 consists essentially of housing 100, accommodating chamber
104th, inlet channel 105 and block piece 106.
Wherein, housing 100 in the convenient storage sieve particle of elongated, elongated housing 100 and filters particle on the whole, point
The molecule particles needed in son sieve particle energy absorbing high temp helium, filtering particle can filter to high temperature helium.Elongated shell
Body 100 has the elongated side wall 101 for extending along its length, and the housing 100 is distributed with along its length before housing
End 102 and housing rear end 103.
Wherein, accommodating chamber 104 is wrapped to form by the housing 100, and accommodating chamber 104 is used to accommodate molecular sieve 107.
Wherein, inlet channel 105 is arranged at the housing forward end 102, and communicates with the accommodating chamber 104, inlet channel
105 are used to enter the accommodating chamber 104 by the inlet channel 105 for the high temperature helium.
Wherein, block piece 106 is arranged on the housing forward end 102, and block piece 106 is used to prevent the molecular sieve 107
Depart from the molecular sieve device 1 from the housing forward end 102.In one embodiment, block piece 106 can individually part be simultaneously
It is connected with housing forward end 102, in other embodiments block piece 106 can also be that housing forward end 102 shrinks the necking for being formed.
Before being sampled to the high temperature helium, as shown in Figure 10, by executing agency 4 by the molecular sieve device 1
In being positioned over the sample bucket 120；When being sampled to the high temperature helium, the molecular sieve device 1 is flowed through by reactor
The high temperature helium of release.After being sampled to the high temperature helium, the molecular sieve is filled by the executing agency 4
Put 1 to depart from from the sample bucket 120.Knowable to foregoing description, executing agency 4 provides a push-pull effort and molecular sieve device 1 exists
The side that sample bucket 120 is limited moves up.
The molecular sieve device mentioned by above-described embodiment passes through the high temperature helium of reactor, and molecular sieve device can be right
High temperature helium is sampled to obtain the environment in reactor, and then can obtain the first-hand number of HTGR radioactive level
According to also can directly deducing core activity release characteristic and initial release total amount.
Shown in Fig. 3, to be formed through the housing 100 on the housing 100 and going out that the accommodating chamber 104 is communicated
Gas passage 108.The outlet passageway 108 has the venthole 109 being arranged on housing 100, the side wall 101 of such as housing 100
On.When the molecular sieve is placed in the accommodating chamber 104, the venthole 109 is located at the rear side of the molecular sieve 107.It is described
Outlet passageway 108 extends the outer of the side wall 101 in the side wall 101 along the direction having angle with the length direction
Surface, the outlet passageway 108 is used to lead the high temperature helium after the molecular sieve 107 from the accommodating chamber 104
Go out.In the embodiment shown in fig. 3, outlet passageway 108 is substantially vertical with length direction, in other embodiments, can be with basis
Need for outlet passageway 108 to be set to other angles, such as with length direction into 30 degree of angle.It is significant to note that,
In this embodiment, outlet passageway 108 is used to derive to be cooled down by high temperature helium, and then is again led it by other mechanisms
Enter in reactor to make the air pressure in reactor return to the level before outlet as far as possible.In Fig. 4, the quantity of outlet passageway 108
Certainly can also be in other embodiments to be adjusted according to gas output or pressure dependence for six.In figure 3, the shell
Body 100 is generally elongated cylindric.In other embodiments can also be for example through the cuboid of chamfering, housing 100
Shape is mainly limited by the inner space of sample bucket 120.
Observation Fig. 3 is also found that on the housing 100 and is formed be distributed, the recessed side on the side wall 101
The section of wall 101 is the annular groove 110 of arc, and the outlet passageway 108 is formed in the side wall 101 at the place of the annular groove 110 simultaneously
Connect with annular groove 110.The annular groove 110 can be sealed by an associated seal 112 as shown in Figure 5, the seal
The pod apertures 113 communicated with the outlet passageway 108 are provided with 112.When sealed, the seal 112 and the water conservancy diversion
It is provided with space between hole 113, such high temperature helium is entered in the space discharges again through pod apertures 113.
As shown in figure 4, the quantity of the outlet passageway 108 is six, in other embodiments can be with according to outlet
Need to be set to other quantity.It is so convenient that a pressure mechanism is only set by high temperature helium and the quantity of pod apertures 113 is one
Gas is imported in reactor again.
As Figure 1-Figure 5, the housing rear end 103 is connected with the connector for being connected with the executing agency 4
116, the setting of connector 116 is convenient for changing the housing 100 after sampling, and ensures to manufacture connector 116 and housing 100 respectively
When axiality.The connector 116 is essentially identical with the cross section of the molecular sieve device 1, the generally cylinder of connector 116
Shape, when housing 100 is overall cylindrical, connector 116 has essentially identical diameter with housing 100.Before connector 116
End is detachably connected with the housing rear end 103, and the rear end of connector 116 is detachably connected with the executing agency 4, this
It is that this part is generally metal therefore weight is larger because push-and-pull housing 100 is carried out in the part that executing agency 4 needs offer longer, if
It is positioned in sample bucket 120 and necessarily it is caused very big burden, so after molecular sieve device 1 is positioned over into sample bucket 120,
The part needs to depart from molecular sieve replacement device 1.Connector 116 can exist as a single part and produce, and
Need not be fixedly connected in housing 100 and executing agency 4.Connector 116 is used to be connected with executing agency 4 and housing rear end 103
Molecular sieve device 1 is positioned in sample bucket 120 or the taking-up from sample bucket 120.For this purpose, the front end of the connector 116 sets
Groove 118 is equipped with, the rear end of the molecular sieve 107 is inserted in the groove 118 and detachably connected with it by bolt 119.
Other can certainly be selected to fix can both and the structure of axial weight can be born, the front end of such as connector 116 is arranged
The recessed portion that insertion portion is arranged the rear end of inserting housing 100, and is fixed by bolt 119.Housing 100 insert Fig. 3 and
In the connector 116 that Fig. 5 is provided, during housing 100 and executing agency 4 are transferred to sample bucket 120 by executing agency 4,
The structure of the groove 118 of the rear end extension insertion connector 116 of housing 100 holds can housing 100, the entirety of connector 116
By itself larger weight is lived, while overall diameter will not be increased, in being conveniently positioned over sample bucket 120, and bolt 119 then can
Prevent housing 100 circumferentially displaced with connector 116.
In a simple embodiment, connector 116 can be any shape, as long as can be in sample bucket 120.
Because connector 116 needs to be positioned in sample bucket 120, the maximum cross section of connector 116 is designed as less than sample bucket 120
Minimum cross-section.Due to sample bucket 120 it is longer, it is contemplated that sealing and manufacture difficulty are straight shown in Fig. 2 so be integrally formed as far as possible
Tubular is more reasonably to select, and now in order to seal, to need connector 116 to be designed as cylindric, and needs connector to seal
116 external diameter is substantially identical with the internal diameter of sample bucket 120, improves sealing property.Due to connector 116 external diameter substantially with take
The internal diameter of sample bucket 120 is identical, in order that housing 100 is smoothly entered in sample bucket 120, as Figure 1-Figure 4, hereinafter described close
Envelope plug-in unit 124 is arranged with the junction of housing 100 and be set to inclined-plane at the sealing of chamfering, sealed inserted piece 124 with seal receptacle 123.
As shown in Figure 3 and Figure 5, the rear end of the connector 116 is provided with screwed hole 117, and the executing agency 4 passes through screw thread
It is detachably connected with the screwed hole 117.Preferably, the front end of the screwed hole 117 is in shrink mouth shape.Preferably, the spiral shell
The rear end of pit 117 is through chamfered.The front end of the connector 116 arranges fluted 118, the rear end of the molecular sieve 107
Insert in the groove 118 and detachably connected with it by bolt 119.It should be noted that above-mentioned detachably connected
Including buckle or screw thread, the present invention preferably screw thread, this be because executing agency 4 is needed through longer sample bucket 120, so
Executing agency 4 needs have longer part, is threadedly coupled more stable reliability, and serious forgiveness is higher.
In Fig. 3 and embodiment illustrated in fig. 5, the front end of the screwed hole 117 is in shrink mouth shape.The rear end of the screwed hole 117
Through chamfered, so facilitate executing agency 4 agonic in the screwed hole 117, improve the reliability of connection.
Multiple sealing rings be distributed on the side wall 101, the recessed side wall 101 are formed with the housing 100
121, the sealing ring 121 can pass through embedded sealing strip 122 and seal with the sample bucket 120.Preferably, the sealing ring
121 are distributed in respectively the front-end and back-end of the connector 116 to realize double sealing.In Fig. 1-Fig. 5, sealing strip 122 is equal
In having been embedded in sealing ring 121.
Preferably, the sealing ring 121 is respectively positioned on the rear side of the outlet passageway 108, so no matter above whether gas leakage,
High temperature helium will not be spilt in air by sealing ring 121.In one embodiment, the sealing ring 121 is respectively positioned on
On the connector 116, now high temperature helium is siphoned away by arranging getter device at pod apertures 113.Such as Fig. 1 institutes
Show, the annular groove 110, the location hole 111, the sealing ring 121 are arranged in order along the length direction, and location hole
111 positions between two groups of sealing rings 121.
The using method of connector 116, comprises the steps：
S1, before the molecular sieve device 1 is sampled to high temperature helium, the connector 116 is filled with the molecular sieve
Put 1 to be connected；
S2, the executing agency 4 is connected with the connector 116, and now executing agency 4 performs screw to be connected to
Screwed hole 117；
S3, executing agency 4 is positioned over the molecular sieve device 1 and the connector 116 in the sample bucket 120；
S4, after the molecular sieve device 1 is by fixation, the executing agency 4 departs from the connector 116；
S5, after 1 pair of high temperature helium of the molecular sieve device is sampled, the executing agency 4 and the connection
Device 116 is connected；
S6, executing agency 4 from the sample bucket 120 drags the molecular sieve device 1 and the connector 116 away from；
S7, the connector 116 is departed from the molecular sieve device 1.
From above-mentioned steps as can be seen that in sampling process, connector 116 is connected all the time with housing rear end 103.In sampling
After the completion of, the housing 100 that can remove bolt 119 more to renew is connected with connector 116.
Connector of the invention and using method, molecular sieve device can be removed using after finishing from connector,
Re-replace by new molecular sieve device again to high temperature cold air to sampling and measuring, because connector can be recycled, subtract
Measurement cost is lacked.Further, because molecular sieve device and connector are detachable design, so seal and positioning function
Just can as much as possible arrange on the connectors, reduce the design cost of the molecular sieve device as loss material and produce into
This, further reduces measurement cost.
Referring to Fig. 7-Fig. 9, the present invention also provides a kind of execution locking mechanism, and performing locking mechanism includes：
Location hole 111, the axial directional distribution, the side wall of the recessed connector 116 in the connector 116 shown in Fig. 3
In 101.
Keeper 114, with extension as shown in Figure 9, the extension can stretch into the location hole 111 shown in Fig. 8
In will the connector 116 it is locked and depart from and unlock the connector 116 in the location hole.So, in sampling
Performing locking mechanism can just be fixed on molecular sieve device 1 in sample bucket 120, and after the completion of sampling take off molecular sieve device 1
From sample bucket 120.In one embodiment, the keeper 114 is for pneumatically actuated, the keeper 114 activated and in Fig. 3
The radial direction movement of the shown connector 116 stretching into or remove the location hole 111, and keeper 114 with take
Sample bucket 120 is fixedly connected standing part when being used as its movement.
In Fig. 7-embodiment illustrated in fig. 9, there is the location hole 111 axial direction in the connector 116 to extend
The first groove 111a and the second groove 111b, the keeper 114 have it is essentially identical with the first groove 111a width
The first plug 114a and the second plug 114b essentially identical with second recess width.The first groove 111a is located at
The lower section of the second groove 111b, the first plug 114a is located at the lower section of the second plug 114b, and described second
Width of the width of groove 111b more than the first groove 111a.When the extension of the keeper 114 stretches into institute
When stating location hole 111, the first plug 114a is inserted is carried out the connector 116 in the first groove 111a
Axially locked, the second plug 114b is inserted is carried out the connector 116 further in the second groove 111b
It is axially locked.Certainly, in other embodiments, it is also possible to which the first groove 111a and the first plug 114a or the second groove are only set
111b and the second plug 114b.
As shown in fig. 7, the circumferentially external of the location hole 111 is surrounded with the outer ring that part covers the location hole 111
115, front extreme direction of the outer ring 115 near the location hole 111.The outer ring 115 is fixedly connected on housing 100.Institute
State keeper 114 and there is the locating slot 114c for being used for accommodating the outer ring 115.When the extension of the keeper 114
When stretching into the location hole 111, the outer ring 115 is placed in the locating slot 114c connector 116 is radially locked.
Especially, the location hole 111 has the displaced segments for the axial movement of the keeper 114, the keeper 114
Move in the displaced segments and depart from making the outer ring 115 be placed in the locating slot 114c or with it.For example, the displacement can
To be provided by the elastic mechanism for being arranged in connector 116.
The quantity of the location hole 111 is for multiple, and each location hole 111 is circumferentially distributed in the connector 116
On the wall of side, the quantity of the keeper 114 is one.In a preferred embodiment, each location hole 111 is in the connection
It is circumferentially distributed on the side wall of device 116.
It should be noted that connector 116 and molecular sieve device 1 can perform locking mechanism comprising locking mechanism is performed
Can also exist as an isolated system, so as to the execution locking mechanism of the present invention can be used for carrying out device it is locked solid
It is fixed, without being confined to exist as a part for connector 116 and molecular sieve device 1.
Referring to Fig. 5 and Fig. 6, the housing forward end 102 is connected with for entering with the reactor on the length direction
The sealing device of row sealing, in one embodiment the sealing device is including seal receptacle 123 and can seal against the close of connection
Envelope plug-in unit 124, in another embodiment the sealing device only includes sealed inserted piece 124, and seal receptacle 123 is used as cooperation
Part departs from sealed inserted piece 124 and exists.Wherein, there is the gas flowed out for the high temperature helium to lead in the seal receptacle 123
Road 125, the seal receptacle 123 is fixedly connected with the reactor, and the outlet port 126 of the reactor is placed in the seal receptacle
Within 123；The sealed inserted piece 124 is fixedly connected with the housing forward end 102, and the inlet channel 105 is located at the sealing
On plug-in unit 124.By this set, high temperature helium is only capable of entering accommodating chamber 104 by inlet channel 105 as shown in Figure 2.
In one preferred embodiment, seal groove is provided with the side of the sealed inserted piece 124, the seal groove interior energy disposes diaphragm seal
130, the sealed inserted piece 124 and the seal receptacle 123 are tightly connected by the diaphragm seal 130.
In fig. 5 and fig., there is valve 127, the valve 127 is set to when the valve in the gas passage 125
During 127 unlatching, the high temperature helium is by the gas passage 125, when the valve 127 is closed, the high temperature helium quilt
The valve 127 tentatively prevents to be entered in sample bucket 120, air or molecular sieve device 1 by the gas passage 125, sealing
Piece 130 further prevents the high temperature helium from passing through the gas passage with the combination of sealed inserted piece 124 and seal receptacle 123
125 enter in the sample bucket 120, air or molecular sieve device 1.For example, the valve 127 is by pressure-actuated unidirectional
Valve, the check valve is sealed the gas passage 125 based on the pressure of the high temperature helium；On the sealed inserted piece 124
Push rod 128 is set, and the push rod 128 is used to provide opens on the check valve more than the pressure of the high temperature helium, push rod
128 pressure can be provided by executing agency 4, and substituted by keeper 114 and carried out above-mentioned locked.Or, only by wrapping
The component in the interior gravity of itself of molecular sieve device 1 containing connector 116 is provided, and is substituted by keeper 114 and carried out above-mentioned
It is locked.
Through being specifically designed ground, the seal receptacle 123 is set to chamfering at sealing, and the sealed inserted piece 124 is in sealing
Place is set to inclined-plane, is so conducive to seal receptacle 123 and sealed inserted piece 124 to seal.It is significant to note that, even if seal receptacle
123 and sealed inserted piece 124 it is poorly sealed, at pod apertures 113 arrange getter device high temperature helium can be siphoned away, sealing ring 121
With the cooperation of sealing strip 122, warm helium is also caused not spill in air.
As shown in figure 3, molecular sieve according to the present invention 107 includes the molecular sieve chamber 131 for accommodating sieve particle, and
For accommodating the filter chamber 132 for filtering particle.In figure 3, there are a filter chamber 132, molecular sieve chamber before and after molecular sieve chamber 131
The pore passed through for high temperature helium is provided between 131 and filter chamber 132.
One or more molecular sieve devices 1 that the present invention also provides a kind of the various embodiments described above combination and formed.
The molecular sieve replacement device 1 of the present invention is the direct measurement equipment to reactor, and the molecular sieve of the present invention substitutes dress
Put 1 and can be used in the direct sample to reactor, it is contemplated that can open up on housing 100 one for example with molecular sieve
The through hole that chamber 131 communicates, reactor internal environment is released by sampler, at present also this kind of product is not carried out in the world
Research.
So far, although those skilled in the art will appreciate that detailed herein illustrate and describe multiple showing for the present invention
Example property embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
It is determined that or deriving many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all these other variations or modifications.
Claims (8)
1. it is a kind of to perform locking mechanism, wherein, including：
Location hole (111), in the axial directional distribution of the connector (116) suitable for molecular sieve device (1), inwardly concaves towards institute
State the side wall of connector (116)；
Keeper (114), with extension, the extension can be stretched into the connector in the location hole (111)
(116) by the connector (116) unblock in the locked and disengaging location hole (111)；
The first groove (111a) that the location hole (111) extends with the axial direction in the connector (116), it is described fixed
Position part (114) is with first plug (114a) essentially identical with the first groove (111a) width；
When the extension of the keeper (114) stretches into the location hole (111), first plug (114a) is inserted
Enter in first groove (111a) connector (116) is carried out it is axially locked；
The location hole (111) also has the second groove (111b) that the axial direction in the connector (116) extends, described
First groove (111a) is located at the lower section of second groove (111b), and the width of second groove (111b) more than described
The width of the first groove (111a)；The keeper (114) is also inserted with essentially identical with second recess width second
Head (114b), first plug (114a) is located at the lower section of second plug (114b)；
When the extension of the keeper (114) stretches into the location hole (111), second plug (114b) is inserted
Enter in second groove (111b) connector (116) is carried out it is further axially locked.
2. execution locking mechanism according to claim 1, wherein,
The circumferentially external outer ring (115) for being surrounded with the part covering location hole (111) of the location hole (111), it is described outer
Circle (115) is fixedly connected on the connector (116)；The keeper (114) is with for accommodating determining for the outer ring (115)
Position groove (114c)；
When the extension of the keeper (114) stretches into the location hole (111), the outer ring (115) is placed in institute
State in locating slot (114c) that the connector (116) is radially locked.
3. execution locking mechanism according to claim 2, wherein,
Front extreme direction of the outer ring (115) near the location hole (111).
4. execution locking mechanism according to claim 2, wherein,
, with the displaced segments moved axially for the keeper (114), the keeper (114) is in institute for the location hole (111)
State and move in displaced segments to make the outer ring (115) be placed in the locating slot (114c) or depart from it.
5. execution locking mechanism according to claim 1, wherein,
The quantity of the location hole (111) is multiple, and each location hole (111) is circumferentially distributed in the connector (116)
Side wall on, the quantity of the keeper (114) is one.
6. execution locking mechanism according to claim 1, wherein,
The keeper (114) is pneumatically actuated, and the keeper (114) activated and in the radial direction of the connector (116)
Move to stretch into or remove the location hole (111) in direction.
7. execution locking mechanism according to claim 1, wherein,
The connector (116) is generally cylindric.
8. a kind of molecular sieve device (1), with the execution locking mechanism described in one of claim 1-7.
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| CN201510527400.2A CN105139906B (en) | 2015-08-25 | 2015-08-25 | Executing lock mechanism and molecular sieve device |
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| CN201510527400.2A CN105139906B (en) | 2015-08-25 | 2015-08-25 | Executing lock mechanism and molecular sieve device |
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| CN105139906A CN105139906A (en) | 2015-12-09 |
| CN105139906B true CN105139906B (en) | 2017-05-10 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103166050A (en) * | 2011-12-08 | 2013-06-19 | 巴塞尔工程公司 | Multi-latching mechanisms and related methods |
| CN204267469U (en) * | 2014-10-27 | 2015-04-15 | 英华利汽车模具***（深圳）有限公司 | A kind of push type buckle structure |
| CN204926806U (en) * | 2015-08-25 | 2015-12-30 | 天鼎联创密封技术（北京）有限公司 | Carry out locking body and molecular sieve device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005005579U1 (en) * | 2005-04-07 | 2006-08-17 | Hettich-Heinze Gmbh & Co. Kg | connecting insert |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103166050A (en) * | 2011-12-08 | 2013-06-19 | 巴塞尔工程公司 | Multi-latching mechanisms and related methods |
| CN204267469U (en) * | 2014-10-27 | 2015-04-15 | 英华利汽车模具***（深圳）有限公司 | A kind of push type buckle structure |
| CN204926806U (en) * | 2015-08-25 | 2015-12-30 | 天鼎联创密封技术（北京）有限公司 | Carry out locking body and molecular sieve device |
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