Heater and smart toilet

Abstract

A heater includes a heating pipe including a water pipe and a heating rod configured to pass through an interior of the water pipe. The heater also includes a guiding portion surrounding a portion of the heating rod disposed in the water pipe. The guiding portion spirally extends along a length direction of the heating rod. The guiding portion is configured to cause water flow in the water pipe to flow spirally and abut against an inner wall of the water pipe to support the water pipe.

1 - 10 . (canceled) 
     
     
         11 . A heater, comprising:
 a heating pipe comprising:
 a water pipe; and 
 a heating rod configured to pass through an interior of the water pipe; and 
   a guiding portion surrounding a portion of the heating rod disposed in the water pipe, the guiding portion spirally extending along a length direction of the heating rod,   wherein the guiding portion is configured to cause water flow in the water pipe to flow spirally and abut against an inner wall of the water pipe to support the water pipe.   
     
     
         12 . The heater according to  claim 11 , further comprising:
 an inlet connector configured to be hermetically connected between an inlet of the water pipe and the heating rod and in fluid communication with the inlet of the water pipe; and   an outlet connector configured to be hermetically connected between an outlet of the water pipe and the heating rod and in fluid communication with the outlet of the water pipe.   
     
     
         13 . The heater according to  claim 12 , wherein the heating rod comprises:
 a resistance wire;   a surface layer configured to be sleeved on an outer side of the resistance wire; and   an insulating layer disposed in an annular space between the resistance wire and the surface layer.   
     
     
         14 . The heater according to  claim 12 , wherein at least one of the inlet connector or the outlet connector comprises:
 a water conduit in fluid communication with the water pipe; and   a mounting member configured to be connected to the water conduit, and   wherein the mounting member comprises:
 a first mounting end configured to be hermetically sleeved on an end of the water pipe; and 
 a second mounting end configured to be sleeved on a portion, disposed outside the water pipe, of the heating rod. 
   
     
     
         15 . The heater according to  claim 14 , wherein the mounting member and the heating pipe are connected by welding. 
     
     
         16 . The heater according to  claim 14 , further comprising:
 a first sealing groove disposed on an end of the first mounting end; and   a second sealing groove disposed on an end of the second mounting end,   wherein sealant is filled in an annular space defined by the first sealing groove and the water pipe, and   wherein the sealant is filled in an annular space defined by the second sealing groove and the heating pipe.   
     
     
         17 . The heater according to  claim 12 , further comprising:
 a buffer tank in fluid communication with an outlet of the water pipe and configured to buffer water temperature.   
     
     
         18 . The heater according to  claim 17 , further comprising:
 a tank cover configured to hermetically cover an opening of the buffer tank; and   a seal ring hermetically disposed between an outer circumference of the buffer tank and an inner circumference of the tank cover.   
     
     
         19 . The heater according to  claim 18 , wherein the heating pipe is configured to be attached to the tank cover. 
     
     
         20 . The heater according to  claim 17 , further comprising:
 a protective enclosure; and   a cover body configured to cover an opening of the protective enclosure,   wherein the buffer tank is disposed on the cover body, and   wherein the heating pipe is disposed, in a form of a coil, in a space defined by the cover body and the protective enclosure.   
     
     
         21 . The heater according to  claim 20 , further comprising:
 a water pipe interface disposed on the cover body; and   a flow channel connected between the buffer tank and the water pipe interface,   wherein the outlet connector is configured to hermetically pass through the water pipe interface.   
     
     
         22 . A system comprising a heater, the system comprising:
 a heating pipe comprising:
 a water pipe; and 
 a heating rod comprising a resistance wire and configured to pass through an interior of the water pipe; 
   a buffer tank;   a controller;   a switch communicably connected to the controller and configured to control heat generation of the resistance wire; and   a temperature sensor disposed in the buffer tank and communicably connected to the controller,   wherein the controller is configured to control an opening extent of the switch according to a temperature signal sent from the temperature sensor.   
     
     
         23 . The system according to  claim 22 , further comprising:
 a guiding portion surrounding a portion of the heating rod disposed in the water pipe, the guiding portion spirally extending along a length direction of the heating rod; and   wherein the buffer tank is in fluid communication with an outlet of the water pipe and configured to buffer water temperature,   wherein the guiding portion is configured to cause water flow in the water pipe to flow spirally and abut against an inner wall of the water pipe to support the water pipe, and   wherein the controller is further configured to control an amount of the heat generation of the resistance wire by adjusting an amount of current in the resistance wire or a passage of the current in the resistance wire.   
     
     
         24 . The system according to  claim 23 , wherein the controller is further configured to reduce the opening extent of the switch or control the resistance wire to stop the heat generation when a water temperature value is higher than a predetermined value, and
 wherein the controller is further configured to increase the opening extent of the switch or control the resistance wire to begin the heat generation when the water temperature value is lower than or equal to the predetermined value.   
     
     
         25 . A method for manufacturing a heater, the method comprising:
 inserting a heating rod of the heater into a water pipe of the heater;   spirally surrounding, by a guiding portion of the heater, at least one portion of the heating rod disposed in the water pipe; and   connecting at least one of an inlet connector or an outlet connector to the water pipe.   
     
     
         26 . The method according to  claim 25 , wherein connecting at least one of the inlet connector or the outlet connector to the water pipe comprises:
 hermetically connecting the inlet connector between an inlet of the water pipe and the heating rod; and   fluidly coupling the inlet connector to the inlet of the water pipe.   
     
     
         27 . The method according to  claim 25 , wherein connecting at least one of the inlet connector or the outlet connector to the water pipe comprises:
 hermetically connecting the outlet connector between an outlet of the water pipe and the heating rod; and   fluidly coupling the outlet connector to the outlet of the water pipe.   
     
     
         28 . The method according to  claim 25 , wherein connecting at least one of the inlet connector or the outlet connector to the water pipe comprises:
 fluidly coupling a water conduit of the inlet connector or the outlet connector to the water pipe; and   connecting a mounting member of the inlet connector or the outlet connector to the water conduit.   
     
     
         29 . The method according to  claim 28 , further comprising:
 hermetically sleeving a first mounting end of the mounting member on an end of the water pipe; and   sleeving a second mounting end of the mounting member on a portion, disposed outside the water pipe, of the heating rod.   
     
     
         30 . The method according to  claim 29 , further comprising:
 filling sealant in an annular space defined by a first sealing groove disposed on an end of the first mounting end and the water pipe; and   filling the sealant in an annular space defined by a second sealing groove disposed on an end of the second mounting end.