CN205639973U - Joint - Google Patents
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- CN205639973U CN205639973U CN201620489112.2U CN201620489112U CN205639973U CN 205639973 U CN205639973 U CN 205639973U CN 201620489112 U CN201620489112 U CN 201620489112U CN 205639973 U CN205639973 U CN 205639973U
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- 238000007789 sealing Methods 0.000 claims abstract description 91
- 238000004891 communication Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
本实用新型提供一种接头，以解决当前罐体密封不严进而导致气体泄漏的技术问题它包括公头和母头，公头包括管件；在管件的出口端设置有向管件轴向方向延伸的环形挡板，环形挡板与管件的内壁垂直设置，在环形挡板的内壁上设置有环形密封垫圈；还包括圆形密封盘、用于将圆形密封盘顶压在环形密封垫圈上的弹性顶压机构，圆形密封盘的直径小于管件的内径，且圆形密封盘的周向侧壁与管件的内壁之间设有间隙；母头包括可套在管件上的套管、设置于套管内的顶压管件；在套管套在管件上时，顶压管件的前端顶在圆形密封盘上，且顶压管件通过向圆形密封盘施加压力，使圆形密封盘与环形密封垫圈分离，进而促使管件和套管连通。
The utility model provides a joint to solve the technical problem that the current tank body is not tightly sealed and causes gas leakage. It includes a male head and a female head, and the male head includes a pipe fitting; Annular baffle, the annular baffle is arranged vertically with the inner wall of the pipe fitting, and an annular sealing gasket is arranged on the inner wall of the annular baffle; it also includes a circular sealing disk, which is used to press the circular sealing disk against the elastic ring sealing gasket. Pressing mechanism, the diameter of the circular sealing disk is smaller than the inner diameter of the pipe fitting, and there is a gap between the circumferential side wall of the circular sealing disk and the inner wall of the pipe fitting; The pressure pipe fitting in the pipe; when the sleeve is placed on the pipe fitting, the front end of the pressure pipe fitting is pressed against the circular sealing disk, and the pressure pipe fitting exerts pressure on the circular sealing disk to make the circular sealing disk and the annular sealing gasket Separation, which in turn promotes communication between the pipe fitting and the casing.
Description
技术领域 technical field
本实用新型涉及一种接头，尤其涉及一种用于气体罐上的接头。 The utility model relates to a joint, in particular to a joint used on a gas tank.
背景技术 Background technique
在气体运输时，为了单次运输的量更多，同时也为了便于运输，常规的做法是将气体压缩在罐内，诸如燃气、氮气、氩气、煤气等气体的运输，常常用到的是储气罐，其储气罐的开关采用的是旋转式的结构，而在对其罐体进行运输时，特别是在长距离、路途比较颠簸的情况下，其罐体上的开关在反复的颠簸中，特别是在与其他物体进行接触时很容易发生开关松动的现象；同时在罐体长时间的使用后，其开关由于劳损也会出现密封性不严密等现象，而上述现象的出现将导致气体的泄露，而这些气体一般多为有毒、易燃、易爆气体，因此，一旦发生上述现象，存在着重大的安全隐患；同时现有的罐体的接头在连接时是直接连通的，其密封性存在的安全问题，因此有必要对上述问题予以解决。 In the transportation of gas, in order to transport more quantity in one time, and also for the convenience of transportation, the conventional method is to compress the gas in the tank, such as gas, nitrogen, argon, coal gas and other gases, which are often used The switch of the gas storage tank adopts a rotary structure, and when the tank is transported, especially in the case of long distances and bumpy roads, the switch on the tank is repeatedly In bumpy conditions, especially when in contact with other objects, the switch is prone to loosening; at the same time, after the tank body is used for a long time, the switch will also appear to be not tight due to strain, and the above phenomenon will cause Lead to the leakage of gas, and these gases are generally toxic, flammable, and explosive gases. Therefore, once the above phenomenon occurs, there is a major safety hazard; at the same time, the joints of the existing tanks are directly connected when connected. There are safety problems in its sealing, so it is necessary to solve the above problems.
发明内容 Contents of the invention
本实用新型的目的在于克服现有技术的不足，适应现实需要，提供一种接头，以解决当前罐体在运输时或长时间使用后开关出现松动、密封不严，进而导致气体泄漏的技术问题。 The purpose of the utility model is to overcome the deficiencies of the prior art, adapt to the actual needs, and provide a joint to solve the technical problems that the switch of the current tank body is loose during transportation or after long-term use, and the seal is not tight, which leads to gas leakage. .
为了实现本实用新型的目的，本实用新型所采用的技术方案为： In order to realize the purpose of the utility model, the technical scheme adopted in the utility model is:
设计一种接头，它包括公头和母头，所述公头包括管件；在所述管件的出口端设置有向管件轴向方向延伸的环形挡板，所述环形挡板与所述管件的内壁垂直设置，在所述环形挡板的内壁上设置有环形密封垫圈； Design a joint, which includes a male head and a female head, the male head includes a pipe fitting; an annular baffle extending toward the axial direction of the pipe fitting is provided at the outlet end of the pipe fitting, and the annular baffle is connected to the pipe fitting The inner wall is arranged vertically, and an annular sealing gasket is arranged on the inner wall of the annular baffle;
进一步的，还包括圆形密封盘、用于将所述圆形密封盘顶压在所述环形密封垫圈上的弹性顶压机构，所述圆形密封盘的直径小于所述管件的内径，且所述圆形密封盘的周向侧壁与所述管件的内壁之间设有间隙； Further, it also includes a circular sealing disk, an elastic pressing mechanism for pressing the circular sealing disk on the annular sealing gasket, the diameter of the circular sealing disk is smaller than the inner diameter of the pipe, and There is a gap between the circumferential side wall of the circular sealing disc and the inner wall of the pipe fitting;
进一步的，所述母头包括可套在所述管件上的套管、设置于所述套管内的顶压管件； Further, the female head includes a sleeve that can be sleeved on the pipe, and a pressing pipe installed in the sleeve;
进一步的，在所述套管套在所述管件上时，所述顶压管件的前端顶在所述圆形密封盘上，且顶压管件通过向所述圆形密封盘施加压力，使所述圆形密封盘与所述环形密封垫圈分离，进而促使所述管件和所述套管连通； Further, when the sleeve sleeve is placed on the pipe, the front end of the pressing pipe is pressed against the circular sealing disk, and the pressing pipe applies pressure to the circular sealing disk, so that the The circular sealing disk is separated from the annular sealing gasket, thereby promoting the communication between the pipe fitting and the casing;
进一步的，还包括将所述套管和所述管件两者相对固定的固定结构。 Further, it also includes a fixing structure for relatively fixing the sleeve and the pipe.
进一步的，所述顶压管件通过呈十字形的固定件固定于所述套管的轴线上。 Further, the pressing pipe is fixed on the axis of the sleeve through a cross-shaped fixing member.
进一步的，所述顶压管件通过环形固定盘固定于所述套管的轴线上，且在所述环形固定盘外部的顶压管件的外壁上还设置有一定数量的进气孔。 Further, the pressure-pressing pipe is fixed on the axis of the casing through an annular fixed disk, and a certain number of air inlet holes are also provided on the outer wall of the pressure-pressing pipe outside the annular fixed disk.
进一步的，在所述顶压管件外侧的环形固定盘的外壁上还设置有第一密封垫圈，在所述套管和所述管件对接时，所述第一密封垫圈压在所述环形挡板的外壁上。 Further, a first sealing gasket is also provided on the outer wall of the annular fixing disk outside the pressure-pressing pipe, and when the sleeve and the pipe are butted, the first sealing gasket presses against the annular baffle on the outer wall.
进一步的，所述固定结构包括套在所述管件外壁上的外固定管，在所述外固定管的外壁上设有外螺纹，且所述外固定管的内壁与所述管件的外壁之间设有间隔，且在所述套管套在所述管件上时，所述套管的管壁位于所述间隔内； Further, the fixing structure includes an external fixing pipe sleeved on the outer wall of the pipe fitting, external threads are provided on the outer wall of the outer fixing pipe, and the inner wall of the outer fixing pipe and the outer wall of the pipe fitting There is a gap, and when the sleeve is placed on the pipe, the pipe wall of the sleeve is located in the gap;
进一步的，还包括套在所述套管上的螺母、设置在所述套管外壁上的环形卡耳，在所述螺母的尾端还设置有向该螺母轴向方向延伸的环形挡件；在所述套管套在所述管件上时，所述螺母与所述外固定管螺纹连接，且所述环形挡件顶压在所述环形卡耳的侧壁上。 Further, it also includes a nut sleeved on the sleeve, an annular lug arranged on the outer wall of the sleeve, and an annular stopper extending in the axial direction of the nut is also provided at the tail end of the nut; When the sleeve is sleeved on the pipe, the nut is threadedly connected with the outer fixing pipe, and the annular stopper presses against the side wall of the annular lug.
进一步的，在所述间隔的尾部管件上还套有第二密封垫圈，在所述套管的管壁位于所述间隔内时，所述套管的管壁前端顶在所述第二密封垫圈上。 Further, a second sealing gasket is sleeved on the tail pipe of the interval, and when the pipe wall of the sleeve is located in the interval, the front end of the pipe wall of the sleeve presses against the second sealing gasket superior.
进一步的，所述弹性顶压机构包括固定于所述圆形密封盘内侧的支撑件，所述支撑件呈十字形结构，且所述支撑件的四个端部与所述管件的内壁固定连接，在所述支撑件的中部还设置有通孔，并在所述通孔內还设置有顶杆，所述顶杆可在所述通孔內轴向移动，且所述顶杆的前端与所述圆形密封盘的中部固定连接；并在所述圆形密封盘和所述支撑件之间的顶杆上还套有压缩弹簧。 Further, the elastic pressing mechanism includes a support fixed on the inner side of the circular sealing disc, the support has a cross-shaped structure, and the four ends of the support are fixedly connected to the inner wall of the pipe , a through hole is also provided in the middle of the support member, and a push rod is also provided in the through hole, the push rod can move axially in the through hole, and the front end of the push rod is in contact with the The middle part of the circular sealing disc is fixedly connected; and a compression spring is sheathed on the push rod between the circular sealing disc and the support member.
进一步的，在所述环形挡板的内侧壁上设置有横截面呈横向T形结构的环形卡槽，所述环形密封垫圈的横截面呈H形结构，且所述环形密封垫圈的T形卡合部匹配安装于所述环形卡槽内。 Further, the inner wall of the annular baffle is provided with an annular clamping groove with a transverse T-shaped cross-section, the cross-section of the annular sealing gasket is an H-shaped structure, and the T-shaped clamping groove of the annular sealing gasket The matching part is matched and installed in the annular slot.
进一步的，所述环形密封垫圈的外侧面呈向外凸出的弧形面；在所述圆形密封盘上还设置有环形凹槽，所述环形凹槽的槽面亦呈与所述环形密封垫圈的外侧面匹配的弧形面，且在所述圆形密封盘顶压在所述环形密封垫圈上时，所述环形密封垫圈的外侧面位于所述环形凹槽内。 Further, the outer surface of the annular sealing gasket is an outwardly protruding arc surface; an annular groove is also provided on the circular sealing disk, and the groove surface of the annular groove is also in the shape of the annular groove. The outer surface of the sealing gasket matches the arc surface, and when the circular sealing disk presses against the annular sealing gasket, the outer surface of the annular sealing gasket is located in the annular groove.
进一步的，在所述管件的进口端外壁上还设置有外螺纹。 Further, external threads are also provided on the outer wall of the inlet end of the pipe fitting.
本实用新型的有益效果在于： The beneficial effects of the utility model are:
1.本设计在应用中其公头可与罐体直接连接，在对罐体进行运输时，母头与公头分离，此时，一旦罐体上的开关损坏时，其公头可以起到密封作用，避免了气体外泄，以此可以解决罐体开关出现密封不严、漏气现象的技术问题，进而可实现罐体的安全运输，为罐体提供安全的二次保险；而在使用中其母头直接与公头对接即可实现将两者密封性的对接。 1. In the application of this design, the male head can be directly connected to the tank body. When the tank body is transported, the female head is separated from the male head. At this time, once the switch on the tank body is damaged, the male head can play a role The sealing effect avoids the leakage of gas, so as to solve the technical problems of the tank switch that is not tightly sealed and gas leakage, and then realize the safe transportation of the tank and provide a safe secondary insurance for the tank; while in use Among them, the female head is directly docked with the male head to realize the hermetic docking of the two.
2.本设计其结构设计合理、易于实现，适合在高压罐体上进行安装使用。 2. The structure of this design is reasonable and easy to implement, and it is suitable for installation and use on high-pressure tanks.
附图说明 Description of drawings
图1为本实用新型中的的公头和母头分开状态剖面结构示意图； Fig. 1 is the schematic diagram of the sectional structure of the separated state of the male head and the female head in the utility model;
图2为本实用新型中的的公头和母头对接后状态剖面结构示意图之一； Fig. 2 is one of the schematic diagrams of the cross-sectional structure of the state after the docking of the male head and the female head in the utility model;
图3为本实用新型中的的公头和母头对接后状态剖面结构示意图之二； Fig. 3 is the second schematic diagram of the cross-sectional structure of the state after the docking of the male head and the female head in the utility model;
图4为本实用新型中的的公头剖面结构之二示意图； Fig. 4 is the second schematic diagram of the cross-sectional structure of the male head in the utility model;
图中：1.管件；2.外固定管；3.环形挡板；4.支撑件；5.压缩弹簧；6.顶杆；7.嵌入件；8.圆形密封盘；9.环形密封垫圈；10.环形卡槽；11.套管；12.第二密封垫圈；13.环形卡耳；14.螺母；15.环形固定盘；16.顶压管件；17.第一密封垫圈；18.进气孔；19.环形凹槽。 In the figure: 1. Pipe fittings; 2. External fixing pipe; 3. Annular baffle; 4. Support piece; 5. Compression spring; Gasket; 10. Annular slot; 11. Sleeve; 12. Second sealing washer; 13. Annular lug; 14. Nut; 15. Annular fixing plate; . Air intake hole; 19. Annular groove.
具体实施方式 detailed description
下面结合附图和实施例对本实用新型进一步说明： Below in conjunction with accompanying drawing and embodiment the utility model is further described:
实施例1：一种接头，参见图1至图4；接头，它包括公头和母头，本设计中的所述公头包括管件1；在所述管件1的出口端设置有向管件轴向方向延伸的环形挡板3，所述环形挡板3与所述管件1的内壁垂直设置，在所述环形挡板3的内壁上设置有环形密封垫圈9；进一步的，还包括圆形密封盘8、用于将所述圆形密封盘8顶压在所述环形 密封垫圈9上的弹性顶压机构，所述圆形密封盘8的直径小于所述管件1的内径，且所述圆形密封盘8的周向侧壁与所述管件1的内壁之间设有间隙。 Embodiment 1: A joint, see Figures 1 to 4; the joint includes a male head and a female head, and the male head in this design includes a pipe fitting 1; the outlet end of the pipe fitting 1 is provided with a pipe shaft An annular baffle 3 extending in the direction, the annular baffle 3 is arranged perpendicular to the inner wall of the pipe fitting 1, and an annular sealing gasket 9 is arranged on the inner wall of the annular baffle 3; further, it also includes a circular sealing Disk 8, an elastic pressing mechanism for pressing the circular sealing disk 8 on the annular sealing gasket 9, the diameter of the circular sealing disk 8 is smaller than the inner diameter of the pipe fitting 1, and the circular sealing disk 8 There is a gap between the circumferential side wall of the shaped sealing disc 8 and the inner wall of the pipe fitting 1 .
进一步的，所述的母头包括可套在所述管件上的套管11、设置于所述套管11内的顶压管件16；在所述套管11套在所述管件1上时，所述顶压管件16的前端顶在所述圆形密封盘8上，且顶压管件16通过向所述向圆形密封盘8施加压力，使所述圆形密封盘8与所述环形密封垫圈9分离，进而促使所述管件1和所述套管11连通；还包括将所述套管和所述管件两者相对固定的固定结构。 Further, the female head includes a sleeve 11 which can be sleeved on the pipe, and a pressing pipe 16 arranged in the sleeve 11; when the sleeve 11 is sleeved on the pipe 1, The front end of the pressing pipe 16 is pressed against the circular sealing disk 8, and the pressing pipe 16 applies pressure to the circular sealing disk 8 to make the circular sealing disk 8 and the annular seal. The gasket 9 is separated, thereby promoting the communication between the pipe 1 and the sleeve 11 ; it also includes a fixing structure for relatively fixing the sleeve and the pipe.
具体的，以上所述的顶压管件16通过呈十字形的固定件固定于所述套管的轴线上，或者是所述的顶压管件16通过环形固定盘15固定于所述套管11的轴线上，且在所述环形固定盘15外部的顶压管件的外壁上还设置有一定数量的进气孔18；进一步的，在所述顶压管件16外侧的环形固定盘15的外壁上还设置有第一密封垫圈17，在所述套管11和所述管件1对接时，所述第一密封垫圈17压在所述环形挡板的外壁上，以提高密封性能。 Specifically, the above-mentioned pressure pipe fitting 16 is fixed on the axis of the casing through a cross-shaped fixing member, or the above-mentioned pressure pipe fitting 16 is fixed to the casing 11 through an annular fixing plate 15 A certain number of air inlet holes 18 are also arranged on the outer wall of the pressure pipe fitting outside the annular fixed disk 15; further, on the outer wall of the annular fixed disk 15 outside the pressure pipe fitting 16 A first sealing gasket 17 is provided, and when the sleeve 11 and the pipe piece 1 are butted, the first sealing gasket 17 is pressed against the outer wall of the annular baffle to improve the sealing performance.
进一步的，以上所述的固定结构包括套在所述管件1外壁上的外固定管2，在所述外固定管2的外壁上设有外螺纹，且所述外固定管2的内壁与所述管件1的外壁之间设有间隔，且在所述套管套在所述管件1上时，所述套管11的管壁位于所述间隔内；还包括套在所述套管11上的螺母14、设置在所述套管11外壁上的环形卡耳13，在所述螺母14的尾端还设置有向该螺母14轴向方向延伸的环形挡件；在所述套管11套在所述管件1上时，所述螺母14与所述外固定管2螺纹连接，且所述环形挡件顶压在所述环形卡耳的侧壁上。进一步的，本设计在所述间隔的尾部管件1上还套有第二密封垫圈12，在所述套管11的管壁位于所述间隔内时，所述套管11的管壁前端顶在所述第二密封垫圈12上，其最终的状态可参见图2或图3。 Further, the above-mentioned fixing structure includes an outer fixing pipe 2 sleeved on the outer wall of the pipe fitting 1, an outer thread is provided on the outer wall of the outer fixing pipe 2, and the inner wall of the outer fixing pipe 2 is connected to the outer wall of the outer fixing pipe 2. Spaces are provided between the outer walls of the pipe fittings 1, and when the sleeve sleeve is placed on the pipe fitting 1, the pipe wall of the sleeve pipe 11 is located in the interval; The nut 14, the annular lug 13 arranged on the outer wall of the sleeve 11, the tail end of the nut 14 is also provided with an annular stopper extending in the axial direction of the nut 14; When on the pipe fitting 1, the nut 14 is screwed to the outer fixing pipe 2, and the ring stopper presses against the side wall of the ring lug. Further, in this design, a second sealing gasket 12 is sleeved on the tail pipe fitting 1 of the interval. When the pipe wall of the sleeve 11 is located in the interval, the front end of the pipe wall of the sleeve 11 is against the The final state of the second sealing gasket 12 can be seen in FIG. 2 or FIG. 3 .
进一步的，以上所述的弹性顶压机构包括固定于所述圆形密封盘8内侧的支撑件4，所述支撑件4呈十字形结构，且所述支撑件4的四个端部与所述管件1的内壁固定连接，在所述支撑件4的中部还设置有通孔，并在所述通孔內还设置有顶杆6，所述顶杆6可在所述通孔內轴向移动，且所述顶杆6的前端与所述圆形密封盘8的中部固定连接；并在所述圆形密封盘8和所述支撑件4之间的顶杆6上还套有压缩弹簧5。 Further, the above-mentioned elastic pressing mechanism includes a support member 4 fixed on the inside of the circular sealing disc 8, the support member 4 has a cross-shaped structure, and the four ends of the support member 4 are connected to the The inner wall of the pipe fitting 1 is fixedly connected, a through hole is also provided in the middle of the support member 4, and a push rod 6 is also provided in the through hole, and the push rod 6 can axially move in the through hole. Move, and the front end of the push rod 6 is fixedly connected to the middle part of the circular sealing disc 8; and a compression spring is also sleeved on the push rod 6 between the circular sealing disc 8 and the support member 4 5.
进一步的，本设计还在所述环形挡板3的内侧壁上设置有横截面呈横向T形结构的环形卡槽10，所述环形密封垫圈9的横截面呈H形结构，且所述环形密封垫圈9的T形卡合部匹配安装于所述环形卡槽10内。进一步的，所述的环形密封垫圈9的外侧面呈向外凸出的弧形面；在所述圆形密封盘8上还设置有环形凹槽19，所述环形凹槽19的槽面亦呈与所述环形密封垫圈9的外侧面匹配的弧形面，且在所述圆形密封盘8顶压在所述环形密封垫圈9上时，所述环形密封垫圈的外侧面位于所述环形凹槽19内。进一步的，本设计还在所述的管件的进口端外壁上还设置有外螺纹，以方便将所述的管件与其它接口的对接。 Further, this design is also provided with an annular slot 10 with a transverse T-shaped cross-section on the inner side wall of the annular baffle 3, an H-shaped cross-section of the annular sealing gasket 9, and the annular The T-shaped locking portion of the sealing gasket 9 is matched and installed in the annular locking groove 10 . Further, the outer surface of the annular sealing gasket 9 is an outwardly protruding arc surface; an annular groove 19 is also arranged on the circular sealing disk 8, and the groove surface of the annular groove 19 is also It is an arc-shaped surface matching the outer surface of the annular sealing gasket 9, and when the circular sealing disk 8 is pressed against the annular sealing gasket 9, the outer surface of the annular sealing gasket is located in the annular sealing gasket 9. In the groove 19. Further, in this design, an external thread is also provided on the outer wall of the inlet end of the pipe fitting, so as to facilitate the docking of the pipe fitting with other interfaces.
本实用新型的实施例公布的是较佳的实施例，但并不局限于此，本领域的普通技术人员，极易根据上述实施例，领会本实用新型的精神，并做出不同的引申和变化，但只要不脱离本实用新型的精神，都在本实用新型的保护范围内。 The embodiments of the utility model disclosed are preferred embodiments, but are not limited thereto. Those skilled in the art can easily comprehend the spirit of the utility model according to the above-mentioned embodiments, and make different extensions and Change, but as long as it does not depart from the spirit of the utility model, it is all within the protection scope of the utility model.
Claims (10)
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| CN105864541A (en) * | 2016-05-18 | 2016-08-17 | 无锡工艺职业技术学院 | Connector |
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Granted publication date: 20161012 Effective date of abandoning: 20180417 |