CN105466649A - Sealing assembly for detection of compaction load and utilization method for same - Google Patents

Sealing assembly for detection of compaction load and utilization method for same Download PDF

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Publication number
CN105466649A
CN105466649A CN201510993063.6A CN201510993063A CN105466649A CN 105466649 A CN105466649 A CN 105466649A CN 201510993063 A CN201510993063 A CN 201510993063A CN 105466649 A CN105466649 A CN 105466649A
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CN
China
Prior art keywords
ring
flange
pressure sensor
seal assembly
leakage
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CN201510993063.6A
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Chinese (zh)
Inventor
马志刚
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苏州宝骅机械技术有限公司
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Priority to CN201510993063.6A priority Critical patent/CN105466649A/en
Publication of CN105466649A publication Critical patent/CN105466649A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/02Sealings between relatively-stationary surfaces
    • F16J15/06Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors

Abstract

The invention relates to a sealing assembly for detection of a compaction load and a utilization method for the same. The sealing assembly is installed between a first flange and a second flange and comprises a ring body as well as a main sealing ring disposed on the ring body, wherein the ring body comprises an inner ring and an outer ring; the main sealing ring is disposed between the inner ring and the outer ring, and sealing structures are disposed on two axial end faces of the ring body; and the ring body also comprises a pressure sensor (s) disposed in the inner ring or/and the outer ring, and the pressure sensor (s) passes (pass) the inner ring or/and the outer ring and is/are separately contacted with the first flange and the second flange. The pressure sensor (s) is/are disposed in the inner ring or/and the outer ring, passes (pass) the inner ring or/and the outer ring and is/are separately contacted with the first flange and the second flange, so that the pressure sensor (s) can be effectively used to measure the compaction load borne by the sealing assembly, and thus a reference basis can be provided for accurately determining whether medium leakage exists.

Description

一种压紧载荷可检测密封组件及其使用方法 One kind of pressing load may detect a seal assembly and method of use

技术领域 FIELD

[0001]本发明涉及一种密封组件,具体涉及一种压紧载荷可检测密封组件及其使用方法。 [0001] The present invention relates to a sealing assembly, more particularly to a seal assembly, and a pressing load can be detected using the method.

背景技术 Background technique

[0002]用于核电、石油化工等领域的重要设备及有放射性、有毒有害、高危化学品密封场合的密封产品,其密封泄漏要求非常严格。 [0002] important for nuclear power equipment, petroleum chemical industry and radioactive, hazardous, high-risk chemical products seal sealing case, which seal leakage requirements are very strict. 如何控制密封泄漏已成为目前工业领域的重要议题。 How to control the seal leakage has become an important topic in the industry. 现有技术中,虽然目前有密封产品可实现对密封点进行现场检测,但必须由人员到达密封现场才能进行泄漏情况检测,而且由于环境条件的限制,往往是不具备随时检测的条件,只能在现场环境可达到人员进入的条件时方可进行检测,特别是在有毒有害的高危化学物品场合,检测难度就更大,并且对检测人员的人身安全也造成一定的风险。 The prior art, although there are sealing products can be realized on-site inspection seal point, but must be sealed in order to reach the site by the personnel to detect leaks, and because of limitations of environmental conditions, often do not have the condition detected at any time, and can only only when the conditions for testing personnel into the field environment can be achieved, especially in high-risk toxic and hazardous chemicals occasion, it is even more difficult to detect, and personal safety inspectors also caused a certain degree of risk. 而且,在这种不能连续检测的情况下,检测存在盲区,有可能在不具备检测条件时恰巧发生大的泄漏,而使泄漏介质扩散而引起安全事故的几率增大。 Further, in a case where this can not be continuously detected, detecting the presence of dead zones, there may be large when the leak occurred just do not have the test conditions, the diffusion media leaks caused by increase in the probability of accidents.

发明内容 SUMMARY

[0003]本发明的目的是为了克服现有技术的不足而提供一种压紧载荷可检测密封组件。 [0003] The object of the present invention is to overcome the deficiencies of the prior art and to provide a pressing load may detect a seal assembly.

[0004]为解决以上技术问题,本发明采取的一种技术方案是:一种压紧载荷可检测密封组件,它安装在第一法兰和第二法兰之间,包括环本体、设于所述环本体上的主密封环,所述环本体包括内环和外环;所述主密封环设于内环与外环之间,且其在所述环本体的轴向两端面上均具有密封结构;它还包括设置于所述内环或/和所述外环内的压力传感器,所述压力传感器贯穿所述内环或/和所述外环且分别与所述第一法兰和所述第二法兰相接触。 [0004] In order to solve the above technical problem, one aspect of the present invention taken is: A pressing load was detectable seal assembly mounted between the first and second flanges, comprising a ring body, provided a main body sealing ring on said ring, said ring body comprising an outer ring and an inner ring; said primary seal ring disposed between the inner ring and the outer ring, and which are both end faces in axial direction of the ring main having a sealing structure; further comprising the inner ring disposed in and / or pressure sensors within the outer ring, the inner ring through the pressure sensor and / or the outer ring and with said first flange and contacting the second flange.

[0005]优化地,它还包括分别设于所述环本体的轴向两端面上的泄漏收集密封环,所述泄漏收集密封环位于所述主密封环的径向外侧或内侧;位于所述主密封环和所述泄漏收集密封环之间的环本体内还开设有与所述环本体的轴向两端面相通的引漏孔,所述环本体内还开设有与所述引漏孔相连通的导流管。 [0005] optimally, further comprising leakage are provided on both end faces in the axial direction of the ring main seal ring collected, the collected leakage radially outward or inward sealing ring located in said primary seal ring; located primary seal ring and the leakage catch ring between the seal ring body further defines a drain hole with primers both axial end faces of the ring body communication, said ring body further defines a drain hole connected to the lead through the draft tube.

[0006]进一步地,它还包括与所述导流管相连通的连接管以及分别设于所述外环轴向两端面上且与所述引漏孔相连通的引漏槽。 [0006] Further, further comprising communicating with said flow tube and the connecting tube are disposed on the axially outer end faces of the lead and communicates leak lead sink.

[0007]进一步地,所述连接管另一端连接有泄漏感知传感器。 [0007] Further, the other end connected to pipe leakage detection sensor.

[0008]进一步地,它还包括分别与所述压力传感器和所述泄漏感知传感器相连接的控制分析机构。 [0008] Further, further comprising each of the pressure sensor and the leakage sensor sensing control means connected to analysis.

[0009]本发明的又一目的在于提供一种上述压紧载荷可检测密封组件的使用方法,它包括以下步骤: [0009] A further object of the present invention is to provide a method of using the above-described pressing load detectable seal assembly, comprising the steps of:

(a)将所述密封组件安装在第一法兰和第二法兰之间,使所述环本体、所述第一法兰和所述第二法兰的轴心线均重合; (A) a sealing assembly mounted between said first and second flanges, the ring body, said first flange and said second flange of the axis is coincident;

(b)调整所述第一法兰和所述第二法兰的位置,使得所述第一法兰的多个第一螺栓孔和所述第二法兰的多个第二螺栓孔相对应,并向其中插入螺栓将所述第一法兰和所述第二法兰固定在一起,使得压力传感器的上下表面分别与所述第一法兰和所述第二法兰相贴合; (B) adjusting the position of said first flange and a second flange, the first flange such that a first plurality of bolt holes and a plurality of second bolt holes corresponding to said second flange , and into which the first bolt flange and the second flanges are secured together, such that the upper and lower surfaces of the pressure sensor with said first flange and said second flange are bonded together;

(C)将检测仪器与所述压力传感器进行电连接,测量所述第一法兰或所述第二法兰对所述密封组件施加的载荷;同时将所述压力传感器和所述泄漏感知传感器与控制分析机构相连接,分析所述压力传感器和所述泄漏感知传感器传输的信号,得到介质泄漏量或者泄漏速率与所述密封组件受到的压紧载荷之间的对应关系。 (C) the detection apparatus is electrically connected to said pressure sensor, the first load measuring flange or the second flange of the seal assembly is applied; while the pressure sensor and the leakage detection sensor control means connected to the analysis, analysis of the signal transmitted by the sensor sensing the pressure sensor and the leakage, to obtain the corresponding relationship between the leak rate or the amount of leakage medium and the pressing load of the seal assembly is subjected.

[0010]由于上述技术方案运用,本发明与现有技术相比具有下列优点:本发明压紧载荷可检测密封组件,通过在内环或/和外环内设置压力传感器,它们贯穿内环或/和外环并且分别与第一法兰和第二法兰相接触,这样能够利用压力传感器有效测量密封组件受到的压紧载荷,从而为准确判断是否有介质泄漏提供参考依据。 [0010] Using the above technical solution, the present invention as compared with the prior art has the following advantages: the present invention can detect the pressing load the seal assembly, by providing a pressure sensor at the inner and / or outer ring and the inner that extend through the inner ring or / and the outer ring and are in contact with the first and second flanges, so that can be effective with a pressure sensor measuring the pressing load by the seal assembly, so as to accurately determine whether there is leakage of the medium to provide reference.

附图说明 BRIEF DESCRIPTION

[0011]附图1为本发明压紧载荷可检测密封组件第一实施例的结构示意图; [0011] Figure 1 of the present invention, a pressing load may detect a schematic structural diagram of a first embodiment of the seal assembly;

附图2为本发明压紧载荷可检测密封组件第二实施例的结构示意图; Figure 2 of the present invention, a pressing load configuration diagram of an embodiment of a seal assembly second detectable;

附图3为本发明压紧载荷可检测密封组件第三实施例的结构示意图; Figure 3 a schematic view of the structure of the present invention, the pressing load of the third embodiment of the seal assembly can be detected;

附图4为本发明压紧载荷可检测密封组件第四实施例的结构示意图; Figure 4 a schematic view of the structure of the present invention, the pressing load of the fourth embodiment of the seal assembly can be detected;

附图5为本发明压紧载荷可检测密封组件第五实施例的结构状态图; Figure 5 of the present invention, a pressing load may detect a state diagram configuration of the seal assembly of the fifth embodiment;

附图6为本发明压紧载荷可检测密封组件第六实施例的结构状态图; Figure 6 of the present invention, a pressing load may detect a state diagram structure of a sixth embodiment of the seal assembly;

附图7为本发明压紧载荷可检测密封组件第五实施例的使用示意图; Pressing load using a schematic diagram of a fifth embodiment of a seal assembly 7 of the present invention may detect the drawings;

附图8为本发明压紧载荷可检测密封组件第七实施例的结构状态图; Figure 8 of the present invention can detect the pressing load state of the seal assembly structure of a seventh embodiment;

附图9为本发明压紧载荷可检测密封组件第八实施例的结构状态图; Figure 9 pressing load detectable structural states an eighth embodiment of the seal assembly embodiment of the present invention;

附图10为本发明压紧载荷可检测密封组件第九实施例的结构状态图; Figure 10 of the present invention can detect the pressing load state of the seal assembly structure of a ninth embodiment;

附图11为本发明压紧载荷可检测密封组件第九实施例的使用示意图; Figure 11 a schematic view of a pressing load can be detected using a ninth embodiment of the seal assembly embodiment of the present invention;

其中,100、密封组件;1、环本体;11、内环;12、外环;2、主密封环;3、泄漏收集密封环;4、压力传感器;5、引漏孔;6、导流管;7、连接管;8、泄漏感知传感器;9、引漏槽;200、第一法兰;300、第二法兰。 Wherein 100, seal assembly; 1, ring body; 11, an inner ring; 12, outer ring; 2, the primary seal ring; 3, collecting leak seal ring; 4, the pressure sensor; 5, cited leak; 6, guide tube; 7, the connection pipe; 8, leak detection sensor; 9, cited sink; 200, a first flange; 300, the second flange.

[0012] 实施方式 [0012] Embodiment

下面将结合附图对本发明优选实施方案进行详细说明: Following with reference to the preferred embodiments of the present invention in detail:

如图1至图11所示的密封面位移可检测密封组件100,它安装在第一法兰200和第二法300之间,主要包括环本体1、主密封环2和压力传感器4。 Sealing plane displacement shown in FIG. 1 to FIG. 11 may detect seal assembly 100 which is mounted between the first flange and the second method 300 200, mainly includes a ring body 1, the primary seal ring 4 and the pressure sensor 2.

[0013] 其中,环本体1包括内环11和外环12。 [0013] wherein the ring body comprises an inner ring 11 and outer ring 12. 主密封环2设于内环11与外环12之间,它采用的为环形密封圈,且其上下端面即构成两端用于与待密封部件密封接触的密封结构。 2 primary seal ring 11 disposed between the inner ring and the outer ring 12, an annular seal that is used, and which both ends of the upper and lower end constitutes a sealing member for sealing the seal to be in contact with the structure. 泄漏收集密封环3设于外环12的上、下端面上,即泄漏收集密封环3位于密封结构的径向外侧或内侧。 Leak sealing ring 3 is provided to collect on the outer ring 12, the lower end surface of the sealing ring 3 i.e. leakage collection radially outer or inner side of the seal structure. 引漏孔5及导流管6均开设于外环12上;引漏孔5位于主密封环2和泄漏收集密封环3之间的环本体1上,它与环本体1的轴向两端面相通(在本实施例中,外环12轴向上的两端面上还分别开设有环状的引漏槽9,该引漏槽9位于泄漏收集密封环3与主密封环2的密封结构之间,且两侧的引漏槽9均与引漏孔5相连通;这样若密封结构处发生泄漏,泄漏出的泄漏物质便可经引漏槽9汇集到引漏孔5中);导流管6与引漏孔5相连通,它在外环12上沿径向延伸。 Primer leak flow conduit 5 and 6 are opened to the outer ring 12; primer 5 in the main seal leak and leakage collection 2 ring seal between the upper body 1, both axial end surface of the ring that the ring body 1 communication (in the embodiment, both end surfaces of the outer ring 12 are axially further defines an annular leakage groove 9 lead, the lead 9 a leakage collecting sink seal ring 3 and the sealing structure main seal ring 2 in the embodiment of the present Room and sink sides of the lead 9 are connected through the drain hole and the lead 5; if such leaking substance leaking at the seal structure, can be leaked out via a drain lead groove 9 together to the drain hole 5 primer); diversion tube 6 and the lead through the drain hole 5 is connected, which extend radially on the outer ring 12. 这样泄漏出的泄漏介质可经引漏孔5流入导流管6。 Such medium may leak out through the leak hole 5 into the drain cited draft tube 6. 压力传感器4设置于内环11内(如图1、图5、图7、图10和图11);或者设置于外环12内(如图3、图4和图8);或者在内环11和外环12内均安装(如图2、图6和图9);它们贯穿内环11或/和外环12,使得分别与第一法兰200和第二法兰300相接触。 The pressure sensor 4 is provided in the inner ring 11 (FIGS. 1, 5, 7, 10 and 11); or disposed within the outer ring 12 (FIG. 3, FIG. 4 and FIG. 8); or the inner ring 11 and 12 are mounted within the outer ring (2, 6, and 9); 11 that extend through the inner and / or outer ring 12, respectively, such that contact with the first flange 200 and second flange 300.

[0014]在本实施例中,连接管7另一端(外端)连接有泄漏感知传感器8;泄漏感知传感器8即可用于对介质泄漏量或者泄漏速率进行检测;可以将压力传感器4和泄漏感知传感器8同时与控制分析机构相连接(它们的连接方式均可以采用远程检测或现场检测),这样可以接受它们输送的信号并对其进行处理,得到介质泄漏量或者泄漏速率与密封组件100受到的压紧载荷之间的对应关系。 [0014] In the present embodiment, the connector 7 and the other end (outer end) of the tube 8 is connected to a leak detection sensor; leakage detection sensor 8 can be used for medium leak rate or leakage detection; and pressure sensor 4 may be perceived leak 8 while the sensor is connected to the control analysis system (they are connected are remote detection or detection field may be employed), so that they can accept signals conveyed and processed to obtain an amount of leakage of the medium or the leakage rate of the seal assembly 100 by correspondence between the compression load.

[0015]上述泄漏介质压力可检测密封组件的使用方法,它包括以下步骤: [0015] The pressure medium leaks can be detected using the method of sealing assembly, comprising the steps of:

(a)将所述密封组件100安装在第一法兰200和第二法兰300之间,使所述环本体1、第一法兰200和第二法兰300的轴心线均重合; (A) the seal assembly 100 is mounted between the first flange 200 and second flange 300, the ring body 1, a first flange 200 and second flange 300 are coincident axis line;

(b)调整第一法兰200和第二法兰300的位置,使得第一法兰200的多个第一螺栓孔和第二法兰300的多个第二螺栓孔相对应,并向其中插入螺栓将第一法兰200和第二法兰300固定在一起,使得压力传感器4的上下表面分别与第一法兰200和第二法兰300相贴合; (B) adjusting the position of a first flange 200 and second flange 300, such that a first plurality of first flange and a second flange bolt holes of the second plurality of bolt holes 300 corresponding to 200, and wherein inserting a bolt of the first flange 200 and second flange 300 are secured together, such that the upper and lower surfaces of the pressure sensor 4 are respectively bonded to the first flange 200 and second flange 300;

(c)将检测仪器与压力传感器4进行电连接,测量第一法兰200或第二法兰300对密封组件1施加的载荷;同时将压力传感器4和泄漏感知传感器8与控制分析机构相连接,分析压力传感器4和泄漏感知传感器8传输的信号,得到介质泄漏量或者泄漏速率与密封组件1受到的压紧载荷之间的对应关系。 (C) a detection instrument and the pressure sensor 4 is electrically connected to a load applied to the flange 200 of the first measurement or the second flange 300 pairs of the seal assembly; while the pressure sensor 4 and the leak detecting sensor 8 is connected to the control analysis , analysis of the pressure sensor 4 and the leak sensing signal transmitted from the sensor 8, to obtain the corresponding relationship between the pressing load or the amount of leakage medium and the leakage rate of the sealing assembly 1 is subjected.

[0016]上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。 [0016] Examples of the above-described embodiments illustrate the technical concept and features of the invention, its object is to only allow those skilled in the art to understand the present invention and according to embodiments, and not limit the scope of this invention. 凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。 Where an equivalent changes or modifications made from the spirit of the present invention, shall fall within the scope of the present invention.

Claims (6)

1.一种压紧载荷可检测密封组件,它安装在第一法兰和第二法兰之间,包括环本体、设于所述环本体上的主密封环,所述环本体包括内环和外环;所述主密封环设于内环与外环之间,且其在所述环本体的轴向两端面上均具有密封结构;其特征在于:它还包括设置于所述内环或/和所述外环内的压力传感器,所述压力传感器贯穿所述内环或/和所述外环且分别与所述第一法兰和所述第二法兰相接触。 A compression load can be detected seal assembly mounted between the first and second flanges, comprising a ring body, provided on the main body of the ring on the seal ring, the ring body comprises an inner ring and an outer ring; said primary seal ring disposed between the inner and outer rings, and each having a sealing structure in the axial end faces of the ring body; characterized in that: further comprising disposed on the inner ring and / or a pressure sensor in the outer ring, the inner ring through the pressure sensor or / and the outer ring and in contact with the first flange and the second flange respectively.
2.根据权利要求1所述的压紧载荷可检测密封组件,其特征在于:它还包括分别设于所述环本体的轴向两端面上的泄漏收集密封环,所述泄漏收集密封环位于所述主密封环的径向外侧;位于所述主密封环和所述泄漏收集密封环之间的环本体内还开设有与所述环本体的轴向两端面相通的引漏孔,所述环本体内还开设有与所述引漏孔相连通的导流管。 1 according to the pressing load can be detected seal assembly as claimed in claim characterized in that: further comprising leakage are provided on both end faces in the axial direction of the ring main collection seal ring, the seal ring located in said leakage collection the primary sealing ring radially outward; primary seal located in said leakage collection ring and the ring body between the sealing ring and said ring also defines the axial end faces of the body communicating cited leak, the ring body further defines a drain hole and the lead through the draft tube is connected.
3.根据权利要求2所述的压紧载荷可检测密封组件,其特征在于:它还包括与所述导流管相连通的连接管以及分别设于所述外环轴向两端面上且与所述引漏孔相连通的引漏槽。 2 according to the detected pressing load can seal assembly as claimed in claim characterized in that: further comprising a flow conduit in communication with the connecting pipe and an outer axial end faces and are provided with the the lead communicates leak lead sink.
4.根据权利要求3所述的压紧载荷可检测密封组件,其特征在于:所述连接管另一端连接有泄漏感知传感器。 3, according to the pressing load can be detected seal assembly as claimed in claim wherein: said connecting pipe is connected to the other end of the leak detection sensor.
5.根据权利要求3所述的压紧载荷可检测密封组件,其特征在于:它还包括分别与所述压力传感器和所述泄漏感知传感器相连接的控制分析机构。 The pressing load according to claim 3, said detectable seal assembly characterized by: further comprising respectively the pressure sensor and the leakage sensor sensing control means connected to analysis.
6.—种权利要求5所述压紧载荷可检测密封组件的使用方法,其特征在于,它包括以下步骤: (a)将所述密封组件安装在第一法兰和第二法兰之间,使所述环本体、所述第一法兰和所述第二法兰的轴心线均重合; (b)调整所述第一法兰和所述第二法兰的位置,使得所述第一法兰的多个螺栓孔和所述第二法兰的多个螺栓孔相对应,并向其中插入螺栓将所述第一法兰和所述第二法兰固定在一起,使得压力传感器的上下表面分别与所述第一法兰和所述第二法兰相贴合; (c)将检测仪器与所述压力传感器进行电连接,测量所述第一法兰或所述第二法兰对所述密封组件施加的载荷;同时将所述压力传感器和所述泄漏感知传感器与控制分析机构相连接,分析所述压力传感器和所述泄漏感知传感器传输的信号,得到介质泄漏量或者泄漏速率与所述密封组件受到的压紧载荷 6.- claim 5 species of the compression load of the use of the seal assembly can be detected, characterized in that it comprises the steps of: (a) the seal assembly mounted between the first and second flanges , the ring body, said first flange and said second flange is coincident axis line; (b) adjusting the position of said first flange and a second flange, such that the a plurality of bolt holes plurality of bolt holes of the first flange and said second flange corresponding thereto is inserted into the first bolt flange and the second flanges are secured together, such that the pressure sensor the upper and lower surfaces respectively bonded to said first flange and said second flange; (c) a detection instrument electrically connected to the pressure sensor, measuring the first flange or the second method Lan load applied to the seal assembly; while the pressure sensor and the leakage detection sensor and the analysis means is connected to the control signal transmitted by the sensor sensing the pressure sensor and the analysis of leakage, leakage, or the leakage medium to give rate of the seal assembly is subjected to a pressing load 之间的对应关系。 Correspondence between the.
CN201510993063.6A 2015-12-28 2015-12-28 Sealing assembly for detection of compaction load and utilization method for same CN105466649A (en)

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