Inflatable stand-up paddle board and built-in inflation pump

Abstract

An inflatable stand-up paddle board (SUP) and a built-in inflation pump are provided. The inflation pump includes a pump body incorporated into a body of the SUP, an inflation assembly, and inflation and deflation valves in communication with an air chamber of the SUP. The body of the SUP includes first and second surfaces and a lateral confining band extending in a circumferential direction of the SUP and covering edges of the first and second surfaces. A mounting space may extend through the air chamber and the inflation pump may be mounted within the mounting space.

What is claimed is: 
     
         1 . An inflation pump comprising:
 a pump body configured to be incorporated into a stand-up paddle board (SUP),   an inflation assembly disposed within the pump body,   an inflation port configured to transmit air therethrough to inflate the SUP,   an exhaust channel configured to transmit air therethrough to deflate the SUP,   an exhaust hole in communication with the exhaust channel, and   a deflation valve mounted on the exhaust hole.   
     
     
         2 . The inflation pump according to  claim 1 , wherein:
 the deflation valve comprises:
 a deflation valve rod connected to the exhaust hole, 
 a deflation valve cover connected to a first end of the deflation valve rod and hermetically covering the exhaust hole, and 
 an elastomer mounted between a second end of the deflation valve rod and the pump body. 
   
     
     
         3 . The inflation pump according to  claim 1 , further comprising:
 an air inlet in the pump body and in communication with the inflation assembly,   an air inlet valve rod connected to the air inlet,   an elastic member mounted between a first end of the air inlet valve rod and the pump body, and   an air inlet valve cover connected to a second end of the air inlet valve rod, and hermetically covering the air inlet.   
     
     
         4 . The inflation pump according to  claim 3 , further comprising:
 a power connector mounted on the pump body,   a mounting recess provided on a surface of the pump body, wherein the power connector, the air inlet, and the exhaust hole are all arranged at a bottom of the mounting recess, and   a detachable waterproof cover hermetically connected to an open end of the mounting recess.   
     
     
         5 . The inflation pump according to  claim 3 , further comprising:
 a button switch mounted to the pump body such that pressing the air inlet valve rod causes the air inlet valve rod to contact the button switch.   
     
     
         6 . The inflation pump according to  claim 1 , further comprising:
 a mounting sleeve configured to be arranged on the SUP, and comprising an air vent, wherein the pump body is mounted within the mounting sleeve and the inflation port is in communication with the air vent;   an upper annular sealing gasket connected to an upper end of the mounting sleeve, wherein the upper annular sealing gasket covers an upper edge of the pump body and is configured to be hermetically connected between the SUP and an upper end surface of the pump body; and   a lower annular sealing gasket connected to a lower end of the mounting sleeve, wherein the lower annular sealing gasket covers a lower edge of the pump body and is configured to be hermetically connected between the SUP and a lower end surface of the pump body.   
     
     
         7 . The inflation pump according to  claim 1 , further comprising:
 a pressure sensor mounted in the pump body, and   a pressure pipe connected to the pressure sensor and, in communication with the inflation port.   
     
     
         8 . The inflation pump according to  claim 1 , wherein:
 the inflation assembly comprises:
 an electric motor, 
 an inflation cylinder, the inflation port being disposed at a first end of the inflation cylinder, 
 a piston disposed within the inflation cylinder and comprising a suction hole formed therein, 
 a one-way valve sheet mounted on the piston and covering the suction hole, and 
 a transmission mechanism for driving the piston to reciprocate connected between the piston and the electric motor. 
   
     
     
         9 . A pump structure comprising:
 a pump body configured to be incorporated into a stand-up paddle board (SUP);   an inflation flow channel disposed within the pump body;   an exhaust flow channel disposed within the pump body;   an inflation unit mounted on the inflation flow channel in the pump body; and   an exhaust unit mounted on the exhaust flow channel in the pump body.   
     
     
         10 . The pump structure according to  claim 9 , wherein:
 the exhaust unit comprises an exhaust pump and an exhaust valve,   a first end of the exhaust flow channel is in communication with an outer surface of the pump body and thereby forms an exhaust port;   a second end of the exhaust flow channel is in communication with the outer surface of the pump body and thereby forms a discharge port; and   the exhaust valve is mounted to the discharge port.   
     
     
         11 . The pump structure according to  claim 10 , wherein:
 the exhaust valve comprises:
 an exhaust valve rod mounted at the discharge port, and 
 an exhaust valve cover connected to the exhaust valve rod, the exhaust valve cover hermetically sealing the discharge port. 
   
     
     
         12 . The pump structure according to  claim 11 , further comprising:
 an elastic member mounted between the exhaust valve rod and the pump body;   a positioning rib disposed on the exhaust valve rod; and   a sliding groove formed in an edge of the discharge port and connected to the positioning rib.   
     
     
         13 . The pump structure according to  claim 11 , wherein:
 the pump structure further comprises an exhaust key switch disposed in the exhaust flow channel and in contact with the exhaust valve cover such that pressing the exhaust valve rod causes the exhaust key switch to activate the exhaust pump; and   the exhaust valve rod and the discharge port are positioned such that pressing the exhaust valve rod opens the discharge port.   
     
     
         14 . The pump structure according to  claim 10 , further comprising:
 an accommodation cavity disposed in the exhaust flow channel and comprising an air vent formed in a bottom thereof;   a partition mounted at a top of the accommodation cavity;   a plurality of flow guide plates uniformly distributed on a side wall of the accommodation cavity, each flow guide plate comprising a first end connected to the side wall of the accommodation cavity and a second end inclined in a direction toward a center of the accommodation cavity;   an outflow port disposed on the partition   wherein an exhaust blade is mounted in the accommodation cavity.   
     
     
         15 . The pump structure according to  claim 14 , wherein:
 vertical flow guide plates are arranged on two sides of the outflow port on the partition.   
     
     
         16 . The pump structure according to  claim 10 , wherein:
 a first end of the inflation flow channel is in communication with the outer surface of the pump body and thereby forms an inflation port;   a second end of the inflation flow channel is in communication with the outer surface of the pump body and thereby forms an intake port; and   the pump structure further comprises:
 an intake valve mounted on the intake port, and 
 a one-way inflation valve mounted on the inflation port. 
   
     
     
         17 . The pump structure according to  16 , wherein:
 the intake valve comprises:
 an intake valve rod mounted at the intake port, and 
 an intake valve cover connected to the intake valve rod, the intake valve cover hermetically sealing the intake port; 
 an elastic body mounted between the intake valve rod and the pump body, 
 a positioning strip disposed on the intake valve rod, and 
 an avoidance groove formed in an edge of the intake port and connected to the positioning strip; 
   the pump structure further comprises an inflation key switch disposed in the inflation flow channel, such that pressing the intake valve rod causes the intake valve cover to contact the inflation key switch.   
     
     
         18 . The pump structure according to  16 , further comprising:
 a waterproof cover connected to a groove formed around the intake port and to a groove formed around the discharge port.   
     
     
         19 . An inflatable stand-up paddle board, comprising:
 a paddle board body comprising:
 an outer surface defining therein an air chamber, 
 a mounting space extending through the air chamber in a thickness direction of the paddle board body, and 
 an air inlet providing communication between the mounting space and the air chamber; and 
   an air pump disposed in the mounting space and hermetically sealed to the paddle board body, the air pump comprising an air outlet that in fluid communication with the air chamber via the air inlet.   
     
     
         20 . The inflatable stand-up paddle board according to  claim 19 , wherein the outer surface comprises a first surface, a second surface, and a lateral confining band extending in a circumferential direction of the paddle board body, the lateral confining band covering peripheral edges of each of the first surface and the second surface, such that the first surface, the second surface, and the lateral confining band, together, define the air chamber therein. 
     
     
         21 . The inflatable stand-up paddle board according to  claim 20 , wherein:
 the paddle board body further comprises a connection sheet, comprising a first connection sheet and a second connection sheet, connected to the first surface and to the second surface, thereby defining the mounting space therein;   the air pump comprises a pump housing;   a first end of the first connection sheet is hermetically sealed to a side face of the pump housing, and a second end of the first connection sheet is hermetically sealed to an outer side of the first surface; and   a first end of the second connection sheet is hermetically connected to a side face of a bottom of the pump housing, and a second end of the second connection sheet is hermetically sealed to an outer side of the second surface; and   the first connection sheet is spaced apart from the second connection sheet thereby forming the air inlet therebetween.   
     
     
         22 . The inflatable stand-up paddle board according to  claim 21 , wherein the first end of the first connection sheet is hermetically sealed to the side face of the pump housing at a height in a range of one-half to two-thirds of a total height of the air pump. 
     
     
         23 . The inflatable stand-up paddle board according to  claim 21 , further comprising:
 a first reinforcement member extending circumferentially around an opening of the mounting space, wherein:
 at least one of the first surface and the second surface is attached to the first reinforcement member, and 
 the first reinforcement member covers at least a part of an upper surface of the pump housing and one of the first end of the first connection sheet and the first end of the second connection sheet, thereby hermetically sealing the air pump to the paddle board body. 
   
     
     
         24 . The inflatable stand-up paddle board according to  claim 23 , further comprising:
 a second reinforcement member covering the first reinforcement member and extending circumferentially around the opening of the mounting space, the second reinforcement member hermetically sealing the first surface to at least a part of the upper surface of the pump housing.   
     
     
         25 . The inflatable stand-up paddle board according to  claim 24 , further comprising:
 a third reinforcement member covering the first reinforcement member and hermetically sealing the second surface to the air pump.   
     
     
         26 . The inflatable stand-up paddle board according to  claim 20 , further comprising:
 an isolating material sheet;
 the isolating material sheet disposed in the air chamber and extending in the thickness direction of the paddle board body, the isolating material sheet being connected to an inner side of the first surface and an inner side of the second surface and extending in a loop within the air chamber, thereby dividing the air chamber into a first air chamber and a second air chamber within the first air chamber; and 
 a bi-directional valve disposed in the isolating material sheet and enabling communication between the first air chamber and the second air chamber. 
   
     
     
         27 . The inflatable stand-up paddle board according to  claim 26 , further comprising an air valve enabling communication between the second air chamber and an exterior of the paddle board body. 
     
     
         28 . The inflatable stand-up paddle board according to  claim 20 , further comprising:
 a fourth reinforcement member extending circumferentially around the paddle board body,   wherein the fourth reinforcement member is attached to an outer surface of the lateral confining band, an upper side of the fourth reinforcement member is connected to the first surface, and a lower side of the fourth reinforcement member is connected to the second surface.