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CN-224214505-U - Pneumatic power transmission coupler

CN224214505UCN 224214505 UCN224214505 UCN 224214505UCN-224214505-U

Abstract

The utility model discloses a pneumatic power transmission coupler which comprises a first connecting piece, a second connecting piece, a locking piece and a lock sleeve, wherein the second connecting piece is connected with the first connecting piece and is fixedly arranged relative to the first connecting piece, the locking piece is movably connected to the first connecting piece and can lock the first connecting piece and the second connecting piece together, and the lock sleeve is movably connected to the first connecting piece and can drive the locking piece to lock the first connecting piece and the second connecting piece together. According to the utility model, the movable locking mechanism is provided by matching the locking piece with the lock sleeve, so that the first connecting piece and the second connecting piece can be connected and separated conveniently, and the operation efficiency is improved.

Inventors

  • Wang Qinqi

Assignees

  • 宁波琪兴气动科技有限公司

Dates

Publication Date
20260508
Application Date
20250623

Claims (10)

  1. 1. A pneumatic power transmission coupler is characterized by comprising A first connector (100); A second connecting piece (200) which is connected with the first connecting piece (100) and is fixedly arranged relative to the first connecting piece (100); A locking member (300) movably connected to the first connector (100) and capable of locking the first connector (100) and the second connector (200) together; And the lock sleeve (400) is movably connected to the first connecting piece (100) and can drive the locking piece (300) to lock the first connecting piece (100) and the second connecting piece (200) together.
  2. 2. A pneumatic power transmission coupler according to claim 1, wherein the locking member (300) is tiltably coupled to the first connecting member (100) and is movable in a tilting direction thereof, wherein after the second connecting member (200) is inserted into the first connecting member (100), the second connecting member (200) applies a force to the locking member (300) to relatively move the locking member downward in the tilting direction to avoid the second connecting member (200), and wherein after the second connecting member (200) is completely inserted into the first connecting member (100), a relatively upward force is applied to the sleeve (400) to drive the locking member (300) to relatively move upward in the tilting direction thereof to lock the first connecting member (100) and the second connecting member (200) together.
  3. 3. The pneumatic power transmission coupler according to claim 2, wherein the first connection member (100) includes an inclined groove (101) for mounting the locking member (300), the inclined groove (101) penetrates the first connection member (100), the second connection member (200) includes a first locking groove (201) capable of being cooperatively locked with the locking member (300), and the first locking groove (201) is disposed close to the inclined groove (101) after the second connection member (200) is completely inserted into the first connection member (100).
  4. 4. A pneumatic power transmission coupler according to claim 3, wherein the outer wall of the second connecting member (200) is provided with the first locking groove (201) in the circumferential direction, the first locking groove (201) includes an inclined end face (2011) located therebelow, the inclined end face (2011) and the inclined wall (1011) of the inclined groove (101) are relatively parallel and have the same inclination direction, and after the second connecting member (200) is fully inserted into the first connecting member (100), the inclined end face (2011) of the first locking groove (201) and the inclined wall (1011) located therebelow are on the same inclination surface so that a part of the locking member (300) can be locked in the first locking groove (201) along the inclined wall (1011) of the inclined groove (101) and the inclined end face (2011) of the first locking groove (201).
  5. 5. A pneumatic power transmission coupler according to claim 4, wherein said second connecting member (200) is provided with a first driving portion (202) located below said first locking groove (201) in the direction of insertion thereof, said first driving portion (202) being capable of driving said locking member (300) such that said locking member (300) moves relatively downward along said inclined groove (101) to avoid said second connecting member (200) after said second connecting member (200) is inserted into said first connecting member (100).
  6. 6. A pneumatic power transmission coupler according to claim 5, wherein the first driving portion (202) includes a first inclined surface (2021), a second inclined surface (301) is provided at an end of the locking member (300) near the second connecting member (200), the inclined angles of the first inclined surface (2021) and the second inclined surface (301) are complementary, and the first inclined surface (2021) transmits force through the second inclined surface (301).
  7. 7. The pneumatic power transmission coupler according to claim 2, wherein the lock sleeve (400) is movable up and down along the first link member (100) to drive the locking member (300) to move relatively upward in an oblique direction to lock the first link member (100) and the second link member (200), the first link member (100) being provided with a second locking groove (102) for locking the lock sleeve (400), the lock member (300) being in a state of locking the first link member (100) and the second link member (200) in a state in which the lock sleeve (400) is locked in the second locking groove (102).
  8. 8. A pneumatic power transmission coupler according to claim 7, wherein the inner wall portion of the lock sleeve (400) is protruded to form a locking portion (401) capable of being locked with the second locking groove (102), a relief opening (103) capable of relieving the locking portion (401) is formed below the second locking groove (102), when the second connecting member (200) drives the locking member (300) to move relatively downwards in an inclined direction, the locking portion (401) can move relatively downwards along the relief opening (103) so that the locking portion (401) is separated from the second locking groove (102), and when the second connecting member (200) is completely inserted into the first connecting member (100), the locking portion (401) moves relatively upwards into the second locking groove (102) along the relief opening (103), the lock sleeve (400) can drive the locking member (300) to be in a state of locking the first connecting member (100) and the second connecting member (200).
  9. 9. A pneumatic power transmission coupler according to claim 8, wherein said sleeve (400) is rotatable relative to said first link (100), said sleeve (400) being rotatable relative to said first link (100) after said locking portion (401) has been moved relatively upwardly along said relief opening (103) into said second locking groove (102) such that said locking portion (401) is moved circumferentially away from said relief opening (103) to limit axial movement of said sleeve (400).
  10. 10. A pneumatic power transmission coupler according to claim 8, wherein said first connecting member (100) is further provided with a return structure (500), said return structure (500) being capable of giving said sleeve (400) a tendency to always move upwards relative to said first connecting member (100).

Description

Pneumatic power transmission coupler Technical Field The utility model relates to the technical field of couplers, in particular to a pneumatic power transmission coupler. Background The traditional pneumatic coupler is mostly in threaded connection or buckle type locking, and has the problems that (1) the threaded connection is required to rotate for multiple times, the efficiency is low, the buckle type pneumatic coupler is required to be accurately aligned and is easy to wear, and (2) the reliability is insufficient, the pneumatic coupler is easy to loosen in a vibration environment, and pneumatic transmission leakage is caused. Disclosure of utility model First, the technical problem to be solved In order to solve the problems, the utility model provides a coupler with reliable locking, which realizes quick, stable and vibration-resistant connection. The utility model aims to solve the technical problem of providing a pneumatic power transmission coupler, which provides a movable locking mechanism through the matching of a locking piece and a lock sleeve, is convenient for the quick connection and separation of a first connecting piece and a second connecting piece, and improves the operation efficiency. (II) technical scheme The utility model solves the technical problems that the proposal adopted by the utility model is a pneumatic power transmission coupler, comprising A first connector; The second connecting piece is connected with the first connecting piece and is fixedly arranged relative to the first connecting piece; the locking piece is movably connected to the first connecting piece and can lock the first connecting piece and the second connecting piece together; the lock sleeve is movably connected to the first connecting piece and can drive the locking piece to lock the first connecting piece and the second connecting piece together. In some embodiments, the first connector is provided with an insertion cavity for inserting the second connector, the insertion cavity is arranged along the axial direction of the first connector, one end of the first connector in the axial direction is provided with an insertion port, and the second connector can be inserted into the insertion cavity along the insertion port. In some embodiments, the lock sleeve is sleeved outside the first connecting piece and is arranged close to the insertion port, and the locking pieces are multiple in number and are arranged on the first connecting piece at equal intervals along the circumferential direction. By adopting the scheme, the movable locking mechanism is provided through the matching of the locking piece and the lock sleeve, the first connecting piece and the second connecting piece are convenient to connect and separate quickly, the operation efficiency is improved, the lock sleeve is sleeved outside the first connecting piece and the layout of a plurality of annular equidistant locking pieces, the locking uniformity and stress balance are enhanced, and the single-point failure risk is prevented. In some embodiments, the locking member is attached to the first connector and is movable in a tilt direction, the second connector applies a force to the locking member to move the locking member downward in a tilt direction relative to the first connector after the second connector is inserted into the first connector to avoid the second connector, and applies a force to the sleeve upward relative to the locking member to drive the locking member upward in a tilt direction relative to the first connector to lock the first and second connectors together after the second connector is fully inserted into the first connector. By adopting the scheme, the moving design of the inclined locking piece utilizes the inclined plane mechanics principle, automatically moves downwards to avoid during insertion without additional operation, ensures accurate locking position through accurate control of the inclined direction, ensures small insertion resistance and smoother operation through the inclined design, and forms mechanical interlocking through upwards driving the locking piece of the lock sleeve, thereby improving locking strength. In some embodiments, the first connector includes an angled slot for mounting the locking member, the angled slot extending through the first connector, the second connector includes a first locking slot capable of cooperatively locking with the locking member, and the first locking slot is disposed adjacent to the angled slot after the second connector is fully inserted into the first connector. By adopting the scheme, the inclined groove penetrates through the first connecting piece, the processing technology is simplified, an accurate guide path is provided for the locking piece, and meanwhile, the matching design of the first locking groove and the inclined groove ensures that the locking piece can be accurately clamped into a locking position after being completely inserted, so that misoperat