Foldable gripping structure for cooking utensils

1 . A foldable gripping structure for cooking utensils, comprising

a fixed component ( 1 ), wherein the fixed component ( 1 ) comprises a mounting base ( 11 ) and a pivot tube ( 12 ) connected to the mounting base ( 11 ), and the pivot tube ( 12 ) comprises two ends, and

a gripping component ( 2 ) being rotatably connected to the fixed component ( 1 ), wherein the gripping component ( 2 ) comprises two pivot arms ( 21 ), each of the two pivot arm ( 21 ) comprises an end disposed with a pivot head ( 22 ), and each of the two pivot heads ( 22 ) is provided with a pivot hole ( 23 ),

wherein the gripping component ( 2 ) rotates to a retracted position relative to the fixed component ( 1 ) to achieve a folded state and rotates to a working position relative to the fixed component ( 1 ) to achieve an unfolded state;

the two pivot heads ( 22 ) are respectively located at the two ends of the pivot tube ( 12 );

a rotating shaft ( 4 ) is disposed in the pivot tube ( 12 ), and both ends of the rotating shaft ( 4 ) are connected to the two pivot heads ( 22 ) of the gripping component ( 2 ) through the two pivot holes ( 23 ) respectively;

the gripping component ( 2 ) folds or unfolds relative to the fixed component ( 1 ) around the rotating shaft ( 4 );

a locking/unlocking assembly configured to lock and unlock the gripping component ( 2 ) in the working position is disposed at one end of the pivot tube ( 12 ), and the locking/unlocking assembly comprises

a push block ( 31 );

a sleeve ( 32 );

an elastic member ( 34 ); and

a connecting plate ( 33 ) connecting the push block ( 31 ) and the sleeve ( 32 );

wherein a portion of the one end of the pivot tube ( 12 ) is provided with a sliding groove ( 13 ) configured to guide the sliding of the connecting plate ( 33 );

the sleeve ( 32 ) is disposed in the pivot tube ( 12 ) and sleeved on the rotating shaft ( 4 );

a blocking member is disposed on an inner wall of the pivot tube ( 12 ) or on the rotating shaft ( 4 ), the elastic member ( 34 ) is compressed between the blocking member and the sleeve ( 32 ), one end of the elastic member ( 34 ) abuts against the blocking member, and the other end of the elastic member ( 34 ) abuts against the sleeve ( 32 );

the rotating shaft ( 4 ) comprises end portions ( 41 ) at both ends and a shaft rod ( 42 ) between the two end portions ( 41 ), the end portion ( 41 ) of the rotating shaft ( 4 ) at the one end of the pivot tube ( 12 ) where the locking/unlocking assembly is located is configured to be flattened or shaped like a regular polygon;

a shape of a tube hole of the sleeve ( 32 ) is consistent with a shape of the end portion ( 41 ) of the rotating shaft ( 4 ), wherein when the sleeve ( 32 ) is sleeved onto the end portion ( 41 ) of the rotating shaft ( 4 ) under the action of the elastic member ( 34 ), the gripping component ( 2 ) is locked in the working position, and when the sleeve ( 32 ) retracts from the end portion ( 41 ) of the rotating shaft ( 4 ) against the action of the elastic member ( 34 ), the gripping component ( 2 ) is unlocked from the working position; and

a small circular rod ( 43 ) is disposed between the end portion ( 41 ) and the shaft rod ( 42 ) of the rotating shaft ( 4 ); a diameter of an inscribed circle of the sleeve ( 32 ) of the locking/unlocking assembly is larger than a diameter of the small circular rod ( 43 ) and smaller than a diameter of the shaft rod ( 42 ); and the gripping component ( 2 ) rotates only when the sleeve ( 32 ) retracts from the end portion ( 41 ) of the rotating shaft ( 4 ) and moves to the small circular rod ( 43 ).

2 . The foldable gripping structure according to claim 1 , wherein the locking/unlocking assembly is configured to lock the gripping component ( 2 ) in the working position or in a retracted position, or unlock the gripping component ( 2 ) from the working positon or from the retracted at the one end of the pivot tube ( 12 ).

3 . The foldable gripping structure according to claim 1 , further comprising

a second locking/unlocking assembly that is disposed at the other end of the two ends of the pivot tube ( 12 ), wherein the second locking/unlocking assembly comprises

a second push block ( 31 );

a second sleeve ( 32 );

a second elastic member ( 34 ); and

a second connecting plate ( 33 ) connecting the second push block ( 31 ) and the second sleeve ( 32 );

wherein a portion of the other end of the pivot tube ( 12 ) is provided with a second sliding groove ( 13 ) configured to guide the sliding of the second connecting plate ( 33 );

the second sleeve ( 32 ) is disposed in the pivot tube ( 12 ) and sleeved on the other end of the rotating shaft ( 4 );

a second blocking member is disposed on an inner wall of the pivot tube ( 12 ) or on the rotating shaft ( 4 ), the second elastic member ( 34 ) is compressed between the second blocking member and the second sleeve ( 32 ), one end of the second elastic member ( 34 ) abuts against the second blocking member, and the other end of the second elastic member ( 34 ) abuts against the second sleeve ( 32 );

the other end portion ( 41 ) of the rotating shaft ( 4 ) where the second locking/unlocking assembly is located is configured to be flattened or shaped like a regular polygon;

a shape of a tube hole of the second sleeve ( 32 ) is consistent with a shape of the other end portion ( 41 ) of the rotating shaft ( 4 );

when the second sleeve ( 32 ) is sleeved onto the other end portion ( 41 ) of the rotating shaft ( 4 ) under the action of the second elastic member ( 34 ), the gripping component ( 2 ) is locked in the working position, and when the second sleeve ( 32 ) retracts from the other end portion ( 41 ) of the rotating shaft ( 4 ) against the action of the second elastic member ( 34 ), the gripping component ( 2 ) is unlocked from the working position.

4 . The foldable gripping structure according to claim 1 , wherein a shape of the pivot hole ( 23 ) of the pivot arm ( 21 ) is consistent with the shape of the end portion ( 41 ) of the rotating shaft ( 4 ), and the rotating shaft ( 4 ) is fixedly connected to the pivot arm ( 21 ) through the corresponding end portion ( 41 ), and rotates with the rotation of the gripping component ( 2 ); and when the gripping component ( 2 ) rotates to the working position, the sleeve ( 32 ) of the locking/unlocking assembly is sleeved onto the end portion ( 41 ) of the rotating shaft ( 4 ) under the action of the elastic member ( 34 ), and the gripping component ( 2 ) is locked in the working position.

5 . The foldable gripping structure according to claim 1 , wherein the end portion ( 41 ) of the rotating shaft ( 4 ) is shaped like a regular polygon with edges and corners.

6 . The foldable gripping structure according to claim 1 , wherein the elastic member ( 34 ) is a spring; and the fixed component ( 1 ), the gripping component ( 2 ), and the locking/unlocking assembly are all made of a metal material.

7 . A foldable gripping structure for cooking utensils, comprising

a fixed component ( 1 ), wherein the fixed component ( 1 ) comprises a mounting base ( 11 ) and a pivot tube ( 12 ) connected to the mounting base ( 11 ), and the pivot tube ( 12 ) comprises two ends, and

a gripping component ( 2 ) being rotatably connected to the fixed component ( 1 ), wherein the gripping component ( 2 ) comprises two pivot arms ( 21 ), each of the two pivot arm ( 21 ) comprises an end disposed with a pivot head ( 22 ), and each of the two pivot heads ( 22 ) is provided with a pivot hole ( 23 ),

wherein the gripping component ( 2 ) rotates to a retracted position relative to the fixed component ( 1 ) to achieve a folded state and rotates to a working position relative to the fixed component ( 1 ) to achieve an unfolded state;

the two pivot heads ( 22 ) are respectively located at both the two ends of the pivot tube ( 12 );

a rotating shaft ( 4 ) is disposed in the pivot tube ( 12 ), and both ends of the rotating shaft ( 4 ) are connected to the two pivot heads ( 22 ) of the gripping component ( 2 ) through the two pivot holes ( 23 ) respectively;

the gripping component ( 2 ) folds or unfolds relative to the fixed component ( 1 ) around the rotating shaft ( 4 );

a locking/unlocking assembly configured to lock and unlock the gripping component ( 2 ) in the working position is disposed at one end of the pivot tube ( 12 ),

limiting blocks ( 14 ) protrude outward from end faces of the two ends of the pivot tube ( 12 ) and are disposed at the two ends of the pivot tube ( 12 );

correspondingly, each of the two pivot heads ( 22 ) of the gripping component ( 2 ) is provided with a recessed limiting sliding groove ( 24 ), and when the pivot arms ( 21 ) are connected to the rotating shaft ( 4 ), the limiting blocks ( 14 ) are located in the limiting sliding grooves ( 24 );

when the gripping component ( 2 ) rotates between the working position and the retracted position, the limiting blocks ( 14 ) slide relatively in the limiting sliding grooves ( 24 ), and when the gripping component ( 2 ) rotates to the working position, the limiting blocks ( 14 ) abut against edges of the limiting sliding grooves ( 24 ) to prevent further rotation of the gripping component ( 2 ).

8 . The foldable gripping structure according to claim 7 , wherein the limiting blocks ( 14 ) are is disposed at a lower portion of the pivot tube ( 12 ), and the limiting sliding grooves ( 23 ) are correspondingly formed at a lower half portion of the pivot heads ( 22 ) when the gripping component ( 2 ) is in the working position.