CN-121992849-A - Mechanical type toilet seat cushion pressure control switch

Abstract

The invention discloses a mechanical toilet seat pressure control switch, which belongs to the technical field of toilet seats and comprises a starting rod, a reset mechanism, a transmission pull rope and a drainage control assembly, wherein one end of the starting rod is fixedly arranged on a rotating shaft of the toilet seat, the reset mechanism is fixedly arranged at the lower side of the front end of the toilet seat, when a person sits down, the reset mechanism is pressed, the rotating shaft of the toilet seat drives the other end of the starting rod to lift, when the person stands up, the reset mechanism resets, the starting rod resets, one end of the transmission pull rope is connected with the other end of the starting rod, the other end of the transmission pull rope is connected with the control end of the drainage control assembly, a starting air bag is arranged in the drainage control assembly and is used for being connected with a mechanical flushing valve of the toilet, when the starting rod lifts up, the drainage control assembly starts resetting and inflating the starting air bag, and when the starting rod resets, the drainage control assembly delays resetting until the starting air bag exhausts and starts flushing. The automatic control flushing after sitting and standing can be realized without depending on electric power.

Inventors

• XU GUILONG
• Deng Chengcan

Assignees

• 厦门智海峰卫浴科技有限公司

Dates

Publication Date

20260508

Application Date

20260327

Claims (10)

1. 1. A mechanical toilet seat pressure control switch, characterized in that: the toilet seat comprises a starting rod, a reset mechanism, a transmission pull rope and a drainage control assembly, wherein one end of the starting rod is fixedly arranged on a toilet seat rotating shaft, the reset mechanism is fixedly arranged on the lower side of the front end of the toilet seat, when a person sits down, the reset mechanism is extruded to compress, at the moment, the toilet seat rotating shaft drives the other end of the starting rod to lift up, and when the person stands up, the reset mechanism resets, at the moment, the starting rod resets; One end of the transmission stay cord is connected with the other end of the starting rod, the other end of the transmission stay cord is connected with the control end of the drainage control assembly, a starting air bag is arranged in the drainage control assembly and is used for being connected with a mechanical flushing valve of a toilet, when the starting rod is lifted, the drainage control assembly starts to reset and inflate the starting air bag, and when the starting rod resets, the drainage control assembly delays resetting until the starting air bag is exhausted to start flushing.
2. 2. The mechanical toilet seat pressure control switch of claim 1, wherein: The drainage control assembly is provided with a pull rope piston and a pull rope cavity, the pull rope piston is connected in the pull rope cavity in a sliding manner, one end of the transmission pull rope is fixedly connected with the pull rope piston, the pull rope piston is provided with a pull rope spring, and the pull rope spring provides acting force for the pull rope piston, which is far away from the transmission pull rope; The toilet bowl is characterized by further comprising a pull rope connector fixedly installed on the toilet bowl shell, a connecting column is slidably arranged in the pull rope connector along the vertical direction, a transmission hole is formed in the middle of the connecting column, and the starting rod penetrates through the transmission hole and is slidably connected with the transmission hole.
3. 3. The mechanical toilet seat pressure control switch of claim 2, wherein: The drainage control assembly is further provided with a water inlet and outlet switching piston and a switching cavity, the water inlet and outlet switching piston is connected in the switching cavity in a sliding mode, the top of the water inlet and outlet switching piston is provided with a limiting ejector rod, the limiting ejector rod extends to the pull rope cavity and abuts against the bottom of the pull rope piston, the water inlet and outlet switching piston is provided with a switching spring, and the switching spring gives acting force for the water inlet and outlet switching piston to move towards the pull rope piston.
4. 4. A mechanical toilet seat pressure control switch as claimed in claim 3, wherein: The middle part of business turn over water switches the piston is the cavity, switch the chamber and be provided with inlet tube and outlet pipe, inlet tube and outlet pipe all extend to in the cavity, be provided with the sealing plug in the cavity, the tip of inlet tube and outlet pipe is located respectively the sealing plug both sides, when the actuating lever lifts up, the sealing plug remove to with the outlet pipe offsets, works as when the actuating lever resets, the sealing plug shutoff the inlet tube.
5. 5. The mechanical toilet seat pressure control switch of claim 4, wherein: The drainage control assembly is further provided with a delay control piston, a piston sleeve is arranged outside a piston rod of the delay control piston, the piston rod is in sliding connection with the piston sleeve, a water control channel is arranged on the side wall of the piston sleeve, and the water control channel is communicated with the switching cavity.
6. 6. The mechanical toilet seat pressure control switch of claim 5, wherein: the time delay control piston is provided with a piston head, the outside of the piston head is provided with a starting sleeve, a starting cavity is arranged in the starting sleeve, the piston head is slidably connected in the starting cavity, the side wall of the piston rod is in clearance communication with the starting cavity and the water control channel, the starting cavity is provided with a starting spring, the starting spring pushes the piston head to move towards the piston rod, water enters the starting cavity when a person sits down, and the water pressure pushes the piston head to squeeze the starting spring.
7. 7. The mechanical toilet seat pressure control switch of claim 6, wherein: the piston rod is provided with a delay reset section and a quick reset section, the gap between the quick reset section and the piston sleeve is larger than the gap between the delay reset section and the piston sleeve, the quick reset section is closer to the piston head than the delay reset section, and the delay reset section and the quick reset section are sequentially communicated with the starting cavity and the water control channel during reset.
8. 8. The mechanical toilet seat pressure control switch of claim 7, wherein: The drainage control assembly is provided with an outer shell, the top of the piston sleeve is provided with an adjusting hole, a delay adjusting rod is arranged in the adjusting hole, the delay adjusting rod is rotatably arranged on the outer shell, an adjusting ejector rod is slidably arranged in the adjusting hole, the delay adjusting rod is in threaded connection with the adjusting ejector rod, the adjusting ejector rod slides along the adjusting hole when the delay adjusting rod is rotated, and is far away from or close to the piston head, and when the piston head is started, the piston head abuts against the adjusting ejector rod.
9. 9. The mechanical toilet seat pressure control switch of claim 5, wherein: The starting air bag comprises an air bag cavity and a pneumatic piston, wherein the pneumatic piston is slidably connected in the air bag cavity, an air charging spring is arranged in the air bag cavity and props against the pneumatic piston, the piston rod extends to the air charging piston to prop against, the air charging spring gives the acting force of the pneumatic piston to approach the piston rod, one end, far away from the piston rod, of the air bag cavity is provided with an exhaust pipe, and the exhaust pipe is used for being connected with the starting end of a mechanical flushing valve of a toilet.
10. 10. The mechanical toilet seat pressure control switch of claim 1, wherein: The reset mechanism comprises a reset cylinder, a reset spring and a support button, wherein the reset cylinder is fixed on the lower side of the toilet seat, the support button is slidably connected in the reset cylinder, and the reset spring is fixed in the reset cylinder and props against the support button to give the support button a downward thrust.

Description

Mechanical type toilet seat cushion pressure control switch Technical Field The invention relates to the technical field of toilet seats, in particular to a mechanical toilet seat pressure control switch. Background The Chinese patent document publication No. CN219547939U discloses a water drainage device of a closestool, which belongs to the technical field of toilets and comprises a pressure limiting device, wherein a first water passing channel, a pressure cavity and a pressure limiting piece are arranged in the pressure limiting device, the first water passing channel comprises a water inlet cavity and a water outlet cavity, an isolated water hole is formed between the water inlet cavity and the water outlet cavity, the pressure limiting piece is slidably arranged in the pressure cavity, when the water pressure is increased, the pressure limiting piece can move towards the direction of the isolated water hole, water flow channels penetrating through two ends of the pressure limiting piece are arranged in the pressure limiting piece, one end of each water flow channel is communicated with the first water passing channel, one end of each water flow channel is communicated with the pressure cavity, one end of the pressure limiting piece, close to the isolated water hole, is an insertion end, and the distance between the insertion end and the isolated water hole is smaller than the inner diameter of the water inlet cavity. In the field of purely mechanical flushing toilets, the prior art does not have a mechanism for automatically controlling flushing after sitting down by means of purely mechanical detection, and the use is not convenient enough. Disclosure of Invention The present invention is directed to solving the above-described problems. It is an object of the present invention to provide a mechanical toilet seat pressure control switch that solves the above problems. The invention adopts the scheme that the mechanical toilet seat pressure control switch comprises a starting rod, a reset mechanism, a transmission pull rope and a drainage control assembly, wherein one end of the starting rod is fixedly arranged on a toilet seat rotating shaft, the reset mechanism is fixedly arranged at the lower side of the front end of the toilet seat, when a person sits down, the reset mechanism is extruded to compress, at the moment, the toilet seat rotating shaft drives the other end of the starting rod to lift, and when the person stands up, the reset mechanism is reset, at the moment, the starting rod is reset; One end of the transmission stay cord is connected with the other end of the starting rod, the other end of the transmission stay cord is connected with the control end of the drainage control assembly, a starting air bag is arranged in the drainage control assembly and is used for being connected with a mechanical flushing valve of a toilet, when the starting rod is lifted, the drainage control assembly starts to reset and inflate the starting air bag, and when the starting rod resets, the drainage control assembly delays resetting until the starting air bag is exhausted to start flushing. The drainage control assembly is characterized by comprising a pull rope piston and a pull rope cavity, wherein the pull rope piston is slidably connected in the pull rope cavity, one end of a transmission pull rope is fixedly connected with the pull rope piston, a pull rope spring is arranged on the pull rope piston and provides acting force far away from the transmission pull rope for the pull rope piston, the drainage control assembly further comprises a pull rope connector fixedly arranged on a toilet shell, a connecting column is slidably arranged in the pull rope connector along the vertical direction, a transmission hole is formed in the middle of the connecting column, and the starting rod penetrates through the transmission hole and is slidably connected with the transmission hole. The preferable technical scheme is that the drainage control assembly is further provided with a water inlet and outlet switching piston and a switching cavity, the water inlet and outlet switching piston is slidably connected in the switching cavity, the top of the water inlet and outlet switching piston is provided with a limiting ejector rod, the limiting ejector rod extends into the pull rope cavity and is propped against the bottom of the pull rope piston, the water inlet and outlet switching piston is provided with a switching spring, and the switching spring gives an acting force for the water inlet and outlet switching piston to move towards the direction of the pull rope piston. The preferable technical scheme is that the middle part of the water inlet and outlet switching piston is a hollow hole, the switching cavity is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are all extended into the hollow hole, sealing plugs are arranged in the hollow hole, the end parts o