Water pressure releaser
View Patent ↗The present application discloses a water pressure releaser, and relates to the field of underwater equipment. The water pressure releaser includes a shell, a movable limiting mechanism is mounted in a middle inside the shell, the shell is a hollow structure, a top groove is formed on an outer wall of a top of the shell, and side grooves are formed on outer walls of two sides of the shell. According to the present application, when the water pressure releaser is in a set water depth, the water pressure enables the air cylinder to move along a direction of the bearing column, so that the entire limiting mechanism is driven to move to release the limit on the clamping mechanism, and under the action of the second torsion spring, the two clamping pincers are disengaged and bounced open to achieve the deep water unlocking function.
1 . A water pressure releaser, comprising a shell ( 1 ) comprising an outer wall and two ports, wherein the shell ( 1 ) is a hollow structure, a top groove ( 6 ) is formed on the outer wall of a top of the shell ( 1 ), side grooves ( 7 ) are formed on the outer wall on two sides of the shell ( 1 ), a horizontal groove is formed on the outer wall adjacent a port of the shell ( 1 ), a clamping mechanism ( 4 ) for clamping and locking an object is mounted in the horizontal groove, a movable limiting mechanism ( 2 ) for the clamping mechanism is mounted inside a middle portion of the shell ( 1 ), a limit-releasing mechanism ( 5 ) for fixing a position of the limiting mechanism ( 2 ) and releasing the fixed position of the limiting mechanism at a set water depth pressure is mounted in another port of the shell ( 1 ), the limiting mechanism ( 2 ) cooperates with the limit-releasing mechanism ( 5 ) to complete the limiting and limit-releasing of the clamping mechanism ( 4 ), and an adjusting mechanism ( 3 ) for adjusting the set water depth pressure at which the limit-releasing mechanism ( 5 ) performs the limit release is mounted in the limiting mechanism ( 2 ).
2 . The water pressure releaser according to claim 1 , wherein the limiting mechanism ( 2 ) comprises an air cylinder ( 201 ) inserted in the shell ( 1 ), a vertical groove corresponding to the top groove ( 6 ) is formed on an outer wall of a top of the air cylinder ( 201 ), a limiting wheel ( 203 ) is provided in the vertical groove, a horizontal column ( 202 ) is fixedly connected between the outer walls of two sides of the air cylinder ( 201 ), the horizontal column ( 202 ) is slidably connected in the side grooves ( 7 ) of the shell ( 1 ), the limiting wheel ( 203 ) is fixedly connected on the horizontal column ( 202 ), the limiting wheel ( 203 ) rotates with the horizontal column ( 202 ) as a circle center, a fan-shaped groove is formed on an outer wall of one side of the air cylinder ( 201 ), a fixing block ( 204 ) is mounted on a bottom of the fan-shaped groove, a through groove is formed on the fan-shaped groove, a first torsion spring ( 205 ) with one end mounted on the fixing block ( 204 ) is surrounded on a circumferential outer wall of the horizontal column ( 202 ), and another end of the first torsion spring ( 205 ) is mounted on an outer wall of the limiting wheel ( 203 ) by the through groove.
3 . The water pressure releaser according to claim 2 , wherein the adjusting mechanism ( 3 ) comprises a plurality of locking grooves ( 301 ) formed on the limiting wheel ( 203 ), a plurality of radial grooves ( 207 ) are formed in the outer wall of the limiting wheel ( 203 ), the locking grooves ( 301 ) correspond to the radial grooves ( 207 ), a first mounting column ( 303 ) and a second mounting column ( 304 ) are respectively mounted on outer walls of two sides of one of the locking grooves ( 301 ), and locking columns ( 302 ) are mounted on the first mounting column ( 303 ) and the second mounting column ( 304 ).
4 . The water pressure releaser according to claim 2 , wherein the clamping mechanism ( 4 ) comprises a central column ( 401 ) mounted between a top and a bottom of the shell ( 1 ), two clamping pincers ( 402 ) are sleeved on an outer wall of the central column ( 401 ), the two clamping pincers ( 402 ) are mutually attached to form a closed space, the clamping pincers ( 402 ) rotate around the central column ( 401 ), a fixing column ( 403 ) is further mounted between the top and the bottom of the shell ( 1 ), annular grooves matched with the fixing column ( 403 ) are formed in the clamping pincers ( 402 ), the fixing column ( 403 ) is positioned in the annular grooves, arc-shaped grooves are formed in the clamping pincers ( 402 ), a second torsion spring ( 404 ) is surrounded on the outer wall of the central column ( 401 ), one end of the second torsion spring ( 404 ) is fixedly connected to an outer wall of one of the clamping pincers ( 402 ), another end of the second torsion spring ( 404 ) is fixedly connected to an outer wall of another clamping pincer ( 402 ) by the arc-shaped groove, and a limiting groove ( 405 ) is formed in one end of an outer wall of a top of each of the clamping pincers ( 402 ) contacting the limiting mechanism ( 2 ).
5 . The water pressure releaser according to claim 4 , wherein the limit-releasing mechanism ( 5 ) comprises a bearing column ( 501 ) mounted on the shell ( 1 ), a connecting column ( 502 ) is mounted on one end of the bearing column ( 501 ) facing the air cylinder ( 201 ), a limit-releasing spring ( 503 ) is mounted on the connecting column ( 502 ), and the limit-releasing spring ( 503 ) is attached to an inner wall of a notch ( 206 ) on the air cylinder ( 201 ).
6 . The water pressure releaser according to claim 5 , wherein a hanging ring ( 504 ) is mounted on an outer wall of the bearing column ( 501 ), when the two clamping pincers ( 402 ) form a closed space, the limiting grooves ( 405 ) on the two clamping pincers ( 402 ) coincide, and the radial grooves ( 207 ) on the limiting wheel ( 203 ) are inserted into the coinciding limiting grooves ( 405 ) of the two clamping pincers ( 402 ) to complete the fixing and limiting of the clamping pincers ( 402 ).