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WO2018157284A1 - Raccord - Google Patents

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Publication number
WO2018157284A1
WO2018157284A1 PCT/CN2017/075177 CN2017075177W WO2018157284A1 WO 2018157284 A1 WO2018157284 A1 WO 2018157284A1 CN 2017075177 W CN2017075177 W CN 2017075177W WO 2018157284 A1 WO2018157284 A1 WO 2018157284A1
Authority
WO
WIPO (PCT)
Prior art keywords
main rod
sleeve
pair
end surface
sealing ring
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.)
Ceased
Application number
PCT/CN2017/075177
Other languages
English (en)
Chinese (zh)
Inventor
刘国仟
李光显
吴壬华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Shinry Technologies Co Ltd
Original Assignee
Shenzhen Shinry Technologies Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Shinry Technologies Co Ltd filed Critical Shenzhen Shinry Technologies Co Ltd
Priority to PCT/CN2017/075177 priority Critical patent/WO2018157284A1/fr
Priority to CN201780002374.9A priority patent/CN108235718B/zh
Publication of WO2018157284A1 publication Critical patent/WO2018157284A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/56—Couplings of the quick-acting type for double-walled or multi-channel pipes or pipe assemblies

Definitions

  • the present application relates to the field of mechanical structures, and in particular to a conductive joint.
  • the detecting air pipe is usually directly sleeved on the water nozzle of the water cooling passage, and then locked with a threaded locking annular sleeve outside the joint portion of the air pipe and the water nozzle to achieve the nozzle for detecting the air pipe and the water cooling channel.
  • the function of conducting air pressure between high pressure gas requires a screwdriver to mount and lock the annular sleeve on the joint of the air tube and the nozzle.
  • the purpose of the application is to provide a conductive joint, which realizes the air pressure conduction between the water nozzle of the water cooling passage and the detecting air pipe, and solves the problem that the installation of the conductive joint relies on external tools in the prior art, the operation is troublesome, and the working time is long.
  • the present application provides a conductive joint for connecting the detecting air pipe and the detected channel, including a main rod, a sealing ring, a sleeve, and a main rod pushing and pulling assembly;
  • the main rod includes a front end surface, a rear end surface, and a side surface connecting the front end surface and the rear end surface, and one end of the main rod near the front end surface is provided with a pressing member, and the main rod is provided with a hollow passage
  • the hollow channel includes a first conduction port and a second conduction port that are electrically connected, the first conduction port is for communicating with the detected channel, and the second conduction port is for connecting to the Detecting the trachea;
  • the sleeve is sleeved on the outer periphery of the main rod, and the sleeve includes a positioning end surface, and the positioning end surface is used Fixedly connected to the detected channel to fix the position of the sleeve;
  • the sealing ring is sleeved on the main rod and located between the pressing member and the sleeve;
  • the main rod push-pull assembly is connected to one end of the main rod near the rear end surface, and the main rod push-pull assembly is configured to move the main rod relative to the sleeve to make the pressing member face the sleeve Moving and pressing the sealing ring such that the sealing ring increases in radial dimension and is in close contact with the detecting passage to form a sealing structure, the first conducting opening being located between the front end face and the sealing ring
  • the second conductive port is located between the sleeve and the rear end surface.
  • the main rod includes a front portion of the main rod, an end surface of the front portion of the main rod is the front end surface, and the pressing member is a nut screwed on the front portion of the main rod.
  • the sealing ring is sleeved on the periphery of the front section of the main rod, and the position of the front part of the main rod is adjusted by adjusting the position of the pressing piece to adjust the radial dimension of the sealing ring.
  • the main pole further includes a main pole rear section, and the main pole rear section is coaxially connected with the main pole front section, the main pole
  • the rear section is formed by expanding an outer diameter of the front section of the main pole, and an end surface of the rear section of the main pole away from the front section of the main pole is the rear end surface
  • the sleeve includes a connected front section of the casing and a casing
  • the rear section of the sleeve is enlarged by the outer diameter and the inner diameter of the front section of the sleeve, and the front section of the sleeve is adjacent to the sealing ring and sleeved on the outer periphery of the front section of the main rod
  • the sleeve a rear end sleeve is disposed on a periphery of the rear portion of the main rod
  • the positioning end surface is a connection surface between the front portion of the sleeve and the rear portion of the
  • the sleeve further includes a sleeve connector, the sleeve connector is sleeved on the periphery of the rear portion of the main rod and fixed to the sleeve The rear end of the tube is hinged to the main rod push-pull assembly.
  • the main rod push-pull assembly includes a pair of rotary bearings and a pair of handles, the pair of rotary bearings and the pair The handles are respectively disposed on opposite sides of the rear portion of the main rod; the two ends of the rotating bearing are respectively hinged with the sleeve and the handle, and the two ends of the handle are respectively opposite to the rotating bearing and the main rod Segment articulation.
  • the sleeve connector is further provided with a pair of first positioning holes; the pair of rotary bearings are adjacent to one end of the sleeve connector a second positioning hole is provided, and the second positioning hole is hinged with the first positioning hole through a pin shaft;
  • the pair of handles The mounting portion and the hand-held portion are located on a side of the mounting portion away from the main rod, and one end of the hand-held portion is connected to an end of the mounting portion adjacent to the rotating bearing; the pair of rotating bearings a first rotating hole is further disposed at an end of the sleeve connecting member, and a second rotating hole is disposed at an end of the mounting portion near the rotating bearing, and the first rotating hole and the second rotating hole pass through the pin
  • the shaft is hinged.
  • the mounting portion is provided with a first advancing and retracting hole away from an end of the rotating bearing, and the rear side of the main bar is adjacent to the rear end surface A second advancing and retracting hole is disposed, and the first advancing and retracting hole is hinged to the second advancing and retracting hole through a pin.
  • the main pole push-pull assembly further includes a limiting portion, and the limiting portion has two ends respectively Connected to the pair of rotary bearings, the limiting portion is disposed between the pair of rotary bearings and the pair of handles to block movement of the pair of handles toward the pair of rotary bearings.
  • the embodiment of the present application provides a conductive joint.
  • a conductive joint By providing a hollow passage in the conductive joint, the conduction between the detected passage and the detecting air pipe is realized; by rotating the handle, the pressing member is pressed to press the sealing ring to seal The ring is deformed to quickly and easily block the detected channel, ensuring a good sealing performance between the conductive joint and the detected channel, while guiding the airflow to the hollow channel.
  • the application avoids the use of the annular buckle sleeve and the tool, can quickly and effectively conduct the detected channel and the detection air pipe, and is convenient to operate and high in efficiency.
  • FIG. 1 is a schematic view showing an exploded structure of a conductive joint according to an embodiment of the present application
  • FIG. 2 is a schematic overall structural view of an open state of a conductive joint according to an embodiment of the present application
  • 3-1 is a schematic structural view of a main pole of a conductive joint according to an embodiment of the present application.
  • 3-2 is a schematic cross-sectional view of a main pole of a conductive joint according to an embodiment of the present application
  • 4-1 is a schematic structural view of a bushing of a conductive joint according to an embodiment of the present application.
  • 4-2 is a schematic cross-sectional structural view of a bushing of a conductive joint according to an embodiment of the present application
  • FIG. 5 is a schematic cross-sectional structural view of a main rod and a sleeve in an unlocked state of a conductive joint according to an embodiment of the present application;
  • FIG. 6 is a schematic structural view of a sealing ring and a detected channel in an unlocked state of a conductive joint according to an embodiment of the present application
  • FIG. 7 is a schematic structural view of a main rod push-pull assembly in an unlocked state of a conductive joint according to an embodiment of the present application
  • FIG. 8 is a schematic structural view of a main rod push-pull assembly in a self-locking state of a conductive joint according to an embodiment of the present application
  • FIG. 9 is a schematic structural view of a self-locking state of a conductive joint according to an embodiment of the present application.
  • FIG. 10 is a schematic cross-sectional structural view of a main rod and a sleeve in a self-locking state of a conduction joint according to an embodiment of the present application;
  • FIG. 11 is a schematic cross-sectional view showing the structure of the sealing ring and the detected channel in the self-locking state of the conduction joint according to the embodiment of the present application.
  • the front end, the rear end, the left side, and the right side described in the present application are exemplified by the direction of the arrow in FIG.
  • the direction indicated by the arrow in FIG. 1 is the front end
  • the reverse direction indicated by the arrow is the rear end
  • the direction indicated by the arrow is the forward direction
  • the left-hand side direction is the left side
  • the right-hand side direction is the right side.
  • the direction along the central axis of the main rod is the axial direction
  • the direction perpendicular to the central axis of the main rod is the radial direction.
  • the present application provides a conductive joint for connecting the detection air tube to the detected channel.
  • the through joint includes a pressing member 1, a sealing ring 2, a main rod 3, a sleeve 4, and a main rod push-pull assembly 5.
  • the main rod 3 includes a front end surface 301 , a rear end surface 302 , and a side surface 303 connecting the front end surface 301 and the rear end surface 302 .
  • a pressing member 1 is disposed at one end of the main rod 3 near the front end surface 301.
  • the pressing member 1 is a solid structure, and the pressing member 1 is fixedly coupled to the main rod 3.
  • the pressing member 1 is closely connected to the sealing ring 2, and even under the pressing action of the pressing member 1, the sealing ring 2 partially wraps the pressing member 1 so that the There is no gap between the pressing member 1 and the sealing ring 2.
  • the sealing ring 2 is filled in a gap between the main rod 3 and the detected passage, so that the conducting joint tightly seals the detected passage, and the air pressure is performed. There is no problem of gas leakage when testing.
  • the main rod 3 is provided with a hollow passage 31, and the hollow passage 31 includes a first conduction port 311 and a second conduction port 312 which are electrically connected to each other.
  • a conductive port 311 is configured to communicate with the detected channel
  • the second conductive port 312 is configured to connect the detecting air pipe.
  • the first conductive opening 311 is located between the front end surface 301 and the sealing ring 2
  • the second conductive opening 312 is located between the sleeve 4 and the rear end surface 302 .
  • the first conductive port 311 may be located on the front end face 301 or on the main bar side 303 between the front end face 301 and the seal ring 2 (excluding the seal ring).
  • the second conductive port 312 may be located on the main rod side 303 between the sleeve 4 (including the sleeve) and the rear end surface 302, or may be located on the rear end surface 302.
  • the sleeve 4 is sleeved on the periphery of the main rod 3 .
  • the sleeve 4 is slidably coupled to the main rod 3.
  • the sleeve 4 includes a positioning end surface 411, and the positioning end surface 411 is located at an end of the sleeve 4 adjacent to the sealing ring 2 for use with the detected channel.
  • the end faces are fixedly connected to fix the position of the sleeve 4. Specifically, a portion before the positioning end surface 411 is inserted into the detected channel, that is, the pressing member 1, the sealing ring 2, a portion of the main rod 3, and a portion of the sleeve 4 are inserted into the detected channel.
  • the positioning end surface 411 is fixed to an end surface of the detected channel.
  • the sealing ring 2 is sleeved on the main rod 3 and located between the pressing piece 1 and the sleeve 4 .
  • the seal ring 2 is fixedly coupled to the main rod 3.
  • the sealing ring 2 may be an O-ring or other shape.
  • the main rod push-pull assembly 5 is connected to one end of the main rod 3 near the rear end surface 302, and the main rod push-pull assembly 5 is used to drive the main rod 3 relative to the sleeve. 4 moving so that the pressing member 1 moves toward the sleeve 4 and presses the sealing ring 2 such that the sealing ring 2 is increased in radial dimension and is in close contact with the detecting passage to form a sealing structure.
  • the main rod push-pull assembly 5 may be an elastic push-pull assembly or a card stretching assembly or an eccentric wheel.
  • the embodiment of the present application provides a conductive joint, which realizes conduction between the detected passage and the detecting air pipe by providing a hollow passage in the conductive joint; and by pressing the main rod push-pull assembly and squeezing the sealing ring, It is deformed to quickly block the detected passage, ensuring good sealing performance between the conductive joint and the detected passage, and guiding the airflow to the hollow passage.
  • the application avoids the use of the annular buckle sleeve and the tool, can quickly and effectively conduct the detected channel and the detection air pipe, and is convenient to operate and high in efficiency.
  • the main rod 3 includes a main rod front section 32 , and an end surface of the main rod front section 32 is the front end surface 301 .
  • the pressing member 1 is a nut that is screwed onto the front portion 32 of the main rod.
  • the sealing ring 2 is sleeved on the periphery of the front portion 32 of the main rod and adjacent to the pressing member 1 by adjusting the pressing member 1
  • the position of the front portion 32 of the main rod can adjust the distance at which the sealing ring 2 is pressed, thereby adjusting the increase in the radial dimension of the sealing ring 2 to adjust the tightness of the sealing joint to the sealed passage of the detected passage, and also
  • the via connector can be added to the channel aperture range of the channel being tested.
  • the pressing member further includes a gasket 11 disposed between the pressing member 1 and the sealing ring 2 to increase the sealing between the pressing member 1 and the sealing ring 2 .
  • the main rod 3 further includes a main rod rear section 33, and the main rod rear section 33 is coaxially connected with the main rod front section 32, and the main rod rear section 33 is by the main The outer diameter of the front portion 32 of the rod is enlarged, and the end surface of the rear portion 33 of the main rod away from the front portion 32 of the main rod is the rear end surface 302.
  • the main rod rear section 33 can be divided into two parts: a first main rod rear section 331 and a second main pole rear section 332.
  • the rear end of the first main rod rear section 331 is provided with a screw structure
  • the front end of the second main rod rear section 332 is provided with a threaded hollow passage matched with the screw structure, and the first main rod rear section 331
  • the second main rod rear section 332 can be screwed into the main rod rear section 33 to ensure the firmness of the main rod even after processing.
  • the first conductive port 311 starts from the main rod front end surface 301, extends through the main rod front portion 32 in the axial direction and extends, and terminates in the main Rear section 33 of the rod.
  • the second conductive opening 312 starts from the side surface 303 of the rear section 33 of the main rod, extends through the main rod rear section 33 in the radial direction, and ends at the end of the first conduction opening 311.
  • the second conduction port 312 is in communication with the first conduction port 311 to form an L-shaped hollow channel 31.
  • the first conductive port 311 may be in communication with the detected channel.
  • the second conductive port 312 is connected to an adapter 6 and communicates with the detecting air pipe through the adapter 6.
  • the sleeve 4 includes an adjacent sleeve front section 41 and a sleeve rear section 42, and the sleeve rear section 42 is a The outer diameter and the inner diameter of the sleeve front section 41 are enlarged.
  • the sleeve front section 41 is adjacent to the sealing ring 2 and sleeved on the outer periphery of the main rod front section 32.
  • the sleeve rear section 42 is sleeved on the sleeve
  • the outer section of the main section 33 is peripheral.
  • the positioning end surface 411 is a connection surface between the sleeve front section 41 and the sleeve rear section 42.
  • the inner diameter of the sleeve front section 41 is smaller than the outer diameter of the main rod rear section 33 to restrict the movement of the main rod rear section 33 in the direction of the sleeve front section 41.
  • the main rod rear section 33 includes a limiting boss 334.
  • the limiting boss 334 includes a first abutting surface 335, and the sleeve front section 41 includes a second abutting surface 412.
  • the main rod pushing and pulling assembly 5 pushes the main rod 3 to move toward the sealing ring 2, when the first abutting surface of the limiting boss 334 The 335 abuts against the second abutting surface 412, and the rear portion 33 of the main rod is no longer moved relative to the sleeve toward the sealing ring.
  • the pressing member 1 completely releases the sealing ring 2, and the conduction joint reaches the unlocked state.
  • the sleeve rear section 42 further includes a receiving opening 421, and the receiving opening 421 is disposed at a position corresponding to the sleeve 4 and the second guiding hole 312, so that the detecting air pipe passes through the receiving opening.
  • the 421 is connected to the second conduction port 312 of the main rod rear section 33.
  • the sleeve 4 further includes a sleeve connecting member 43 sleeved on the periphery of the main rod rear section 33 and fixed to the sleeve rear section 42 at the other end.
  • the main rod push-pull assembly 5 is hinged.
  • the front end of the sleeve connecting member 43 is provided with a hollow screw structure, and the inner diameter of the sleeve rear section 42 is provided with a matching thread to realize the sleeve connecting member 43 and the sleeve.
  • the rear section 42 of the tube is screwed.
  • the sleeve connector 43 is slidable relative to the main rod 3.
  • the sleeve connector 43 may be square, and the square sleeve connector 43 is hinged to the main rod push-pull assembly 5
  • the sleeve 4 is fixed to prevent the sleeve from rotating during operation, thereby preventing normal operation of the through joint.
  • the main rod push-pull assembly 5 includes a pair of rotary bearings 51 and a pair of handles 52.
  • the pair of rotary bearings 51 and the pair of handles 52 are respectively disposed on the rear section 33 of the main rod. Relative sides.
  • the two ends of the rotary bearing 51 are respectively hinged with the sleeve 4 and the handle 52, and the two ends of the handle 5 are respectively hinged with the rotary bearing 51 and the main rod rear section 33.
  • the pair of rotary bearings 51 and the pair of handles 52 may be symmetrically distributed on the left and right sides of the second main rod rear section 332.
  • the sleeve connector 43 is further provided with a pair of first positioning holes 431.
  • One end of the pair of rotary bearings 51 adjacent to the sleeve connecting member 43 is provided with a second positioning hole 511, and the second positioning hole 511 is hinged with the first positioning hole 431 by a pin.
  • the second positioning hole 511 is stacked on the first positioning hole 431, and the pin is inserted into the second positioning hole 511, so that the pair of the rotary bearing 51 and the sleeve connecting member 43 are Turn the connection.
  • the pair of handles 52 include a mounting portion 521 and a hand-held portion 522, the hand-held portion 522 is located on a side of the mounting portion 521 away from the main rod 3, and the hand-held portion 522 is at one end.
  • the mounting portion 521 is connected to one end of the rotary bearing 51.
  • the hand-held portion 522 can be vertically connected to the mounting portion 521 to form an L-shaped handle, and the connection manner can be integrally formed.
  • the pair of handles 52 can also have other shapes.
  • a first rotating hole 512 is further disposed at an end of the pair of rotating bearings 51 away from the sleeve connecting member 43 , and a second rotating hole 523 is disposed at an end of the mounting portion 521 adjacent to the rotating bearing 51 .
  • a rotating hole 512 and the second rotating hole 523 are hinged by a pin. Specifically, during the mounting process, the first rotating hole 512 is superposed on the second rotating hole 523, and the pin is inserted into the first rotating hole 512, so that the pair of rotating bearings 51 and the mounting The portion 521 is rotatably connected.
  • a first advancing and retreating hole 524 is defined in an end of the mounting portion 521 away from the rotating bearing 51, and a second advancing and retracting hole 333 is disposed on a side surface of the main bar rear segment 33 near the rear end surface 302.
  • the first advancing and retracting hole 524 and the second advancing and retracting hole 333 are hinged by a pin.
  • the first advancing and retracting hole 524 is superposed on the second advancing and retracting hole 333, and the pin is inserted into the first advancing and retracting hole 524, so that the mounting portion 521 is rotatably connected with the main rod rear portion 33. .
  • the hand-held portion 522 of the pair of handles 52 may be wrapped with a non-slip rubber strip. On the one hand, it is convenient to simultaneously rotate a pair of handles 52; on the other hand, to prevent the hand from directly contacting the hand-held portion 522, it functions as a hand guard.
  • the conductive joint further includes a limiting portion 513.
  • the two ends of the limiting portion 513 are respectively connected to the pair of rotating bearings 51, and the limiting portion 513 is provided.
  • the handle 52 can be rotated to move the main rod 3 away from the sleeve 4, thereby driving the pressing member 1 to press the sealing ring 2.
  • the limiting portion 513 can define the maximum angle of rotation of the handle 52, thereby limiting the pressing of the pressing member 1. The maximum extent of the sealing ring 2, at which point the conduction joint reaches the self-locking state.
  • the hand holding portion 522 inserts the pressing member 1, the sealing ring 2, and the sleeve front portion 41 of the conduction joint into the detected channel 01, and the positioning end surface 411 is fixed to the end surface of the detected channel 01. connection.
  • the outer diameter of the pressing member 1, the sealing ring 2, and the front portion 41 of the sleeve match the inner diameter of the detected passage 01.
  • the outer diameter of the pressing member 1 and the front portion 41 of the sleeve may be smaller than or equal to the inner diameter of the detected passage 01, and the outer diameter of the sealing ring 2 may be slightly smaller than or equal to the inner diameter of the detected passage 01.
  • the outer diameter of the sleeve rear section 42 is larger than the inner diameter of the detected passage 01, so that the positioning end surface 411 is fixedly connected to the end surface of the detected passage 01. At this time, the pressing member 1 has no pressing force on the sealing ring 2.
  • the sleeve front section 41 limits the main rod rear section 33 toward the front of the casing. 41 sports.
  • the distance between the rear end surface 302 of the main rod and the sleeve connecting member 43 is smaller than the length of the linear connection of the rotating bearing 51 and the mounting portion 52, so that the rotating bearing 51 and the mounting portion 52 can only Polyline connection. Therefore, the first rotating hole 512, the first positioning hole 431, and the first advancing and retracting hole 524 connect the main rod 3, the mounting portion 521, the rotary bearing 51, and the sleeve connecting member 43 together to form a triangular structure.
  • the second positioning hole 511 and the first advancing and retreating hole 524 are respectively distributed on the axis of the main rod 3, and the first rotating hole 512 is located in the first positioning hole 431 and the first advancing and retreating hole 524.
  • the main rod 3 is the longest side, and the mounting portion 521 and the rotary bearing 51 are two short sides. In this state, the hand portion 522 and the main rod 3 have an acute angle.
  • the positioning end surface 411 abuts the detected passage opening, so that the sleeve 4 is fixed in position, and the first rotating hole 512 is centered in a clockwise direction.
  • the main rod rear section 33 moves away from the sleeve 4 to move the pressing member 1 toward the sleeve 4 to press the sealing ring 2,
  • the pair of handles 52 are rotated to abut the limiting member 513, the radial dimension of the sealing ring 2 is maximum at this time, and the conductive joint reaches a self-locking state to block the detected channel.
  • the conduction joint is installed after the passage opening of the detected passage, and the detection air pipe is connected to the conduction joint.
  • the hand grip portion is fixed, and the positioning end surface of the conduction joint abuts against the end surface of the detected passage and the sleeve 4 is not moved, and the hand portion is rotated clockwise in the a direction shown in FIG. Since the second positioning hole 511 is fixed, the first advancing and retracting hole 524 can only move linearly in the axial direction, and the rotating force drives the first rotating hole 512 to move upward along the b direction, thereby pushing the first advancing and retracting hole 524 along The c direction moves rearward relative to the sleeve 4.
  • the first advancing and retracting hole 524 is connected to the rear end of the second main pole rear section 332 , and the backward movement of the first advancing and retracting hole 524 drives the main rod 3 .
  • the rearward movement of the main rod 3 causes the pressing member 1 to move rearward relative to the sleeve 4.
  • the limiting boss 335 of the rear section 33 of the main rod no longer abuts against the second abutting surface 412 of the front section 41 of the sleeve, but generates a certain gap with the front section 41 of the sleeve.
  • the effect is shown in Figure 10.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Earth Drilling (AREA)

Abstract

La présente invention concerne un raccord, comprenant une tige principale (3), une bague d'étanchéité (2), un manchon (4), et un ensemble de poussée et de traction (5) de tige principale. La tige principale comprend une face d'extrémité avant (301), une face d'extrémité arrière (302), et une face latérale (303) reliant la face d'extrémité avant et la face d'extrémité arrière ; l'extrémité de la tige principale proche de la face d'extrémité avant est pourvue d'un élément de pression (1) ; le manchon est emmanché sur la périphérie de la tige principale ; la bague d'étanchéité est emmanchée sur la périphérie de la tige principale et positionnée entre l'élément de pression et le manchon ; l'ensemble de poussée et de traction de tige principale est relié à l'extrémité de la tige principale à proximité de la face d'extrémité arrière et conçu pour entraîner la tige principale en vue de se déplacer par rapport au manchon, de sorte que l'élément de pression se déplace vers le manchon et vienne en appui serré contre la bague d'étanchéité pour agrandir la dimension radiale de la bague d'étanchéité. La tige principale est pourvue d'un passage creux (31) permettant de raccorder un tuyau de gaz de détection et un passage à détecter. Ledit raccord, sans utiliser aucun outil, peut permettre de détecter rapidement et efficacement le passage à détecter et le tuyau de gaz de détection qui se trouvent en communication l'un avec l'autre, étant facile à utiliser et ayant une efficacité élevée.
PCT/CN2017/075177 2017-02-28 2017-02-28 Raccord Ceased WO2018157284A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/075177 WO2018157284A1 (fr) 2017-02-28 2017-02-28 Raccord
CN201780002374.9A CN108235718B (zh) 2017-02-28 2017-02-28 导通接头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/075177 WO2018157284A1 (fr) 2017-02-28 2017-02-28 Raccord

Publications (1)

Publication Number Publication Date
WO2018157284A1 true WO2018157284A1 (fr) 2018-09-07

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PCT/CN2017/075177 Ceased WO2018157284A1 (fr) 2017-02-28 2017-02-28 Raccord

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WO (1) WO2018157284A1 (fr)

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CN109268599B (zh) * 2018-11-12 2024-04-30 天津博益气动股份有限公司 一种快速连接器
CN111024324A (zh) * 2019-11-14 2020-04-17 中山市裕隆智能科技有限公司 冷凝器或者蒸发器的检漏设备
CN112325020B (zh) * 2020-10-20 2022-07-29 广东电网有限责任公司清远供电局 一种压紧式接头及检测设备
CN112798185A (zh) * 2021-01-29 2021-05-14 华域皮尔博格有色零部件(上海)有限公司 一种便携式气密性检测装置

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