Manual and automatic integrated pressure type flow-increasing flushing system

Abstract

The utility model discloses a manual and automatic integrated pressure type flow increasing flushing system which comprises an ejector and a double-control control valve which are arranged in a water tank. The double-control control valve comprises a valve body, a valve cover, a diaphragm assembly, a mechanical control mechanism and an electric control mechanism. The valve body is provided with a water inlet cavity, a water outlet cavity and a mounting opening communicated with the water inlet cavity and the water outlet cavity, and the water outlet cavity is provided with a water passing opening communicated with the mounting opening and a water outlet connected with an injection pipe of the ejector; the valve cover is mounted at the mounting opening and is provided with a first pressure relief opening and a second pressure relief opening; the diaphragm assembly is arranged between the valve cover and the valve body and movably blocks the water passing opening, a back pressure cavity communicated with the first pressure relief opening and the second pressure relief opening is formed between the diaphragm assembly and the valve cover, and the diaphragm assembly is provided with a drainage opening communicated with the back pressure cavity and the water inlet cavity; the mechanical control mechanism movably plugs the first pressure relief opening, and the electric control mechanism movably plugs the second pressure relief opening. The double-control control valve has a mechanical control mode and an electric control mode, and can be conveniently used by a user.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of kitchen and bath, especially a hand and automatic pressure type flow increasing flushing system. BACKGROUND

[0002] Many existing low water tank toilets draw the water tank into the water outlet pipeline through an ejector based on the Venturi principle, the ejector comprising a jet pipe and an ejector pipe, the jet pipe being used to output high-speed water flow towards the ejector pipe to drive the water flow in the water tank to flow into the ejector pipe, the water inlet end of the jet pipe being generally connected with a control valve, the control valve being used to control whether the external water source is input into the jet pipe; the existing control valve is generally divided into a mechanical type and an electric control type, the mechanical type control valve being controlled to open and close through a pull rope, and the electric control type control valve being generally controlled to open and close by using an electromagnet; among them, the mechanical type control valve is reliable in use but is more labor-consuming, and the electric control type control valve is more labor-saving but has poor use reliability; therefore, consumers hope to have a control valve with both mechanical control and electric control.

[0003] In view of the above problems, it is necessary to study a hand and automatic pressure type flow increasing flushing system, the double-control control valve of the hand and automatic pressure type flow increasing flushing system having both mechanical control and electric control, and being convenient for users to use. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a hand and automatic pressure type flow increasing flushing system, the double-control control valve of the hand and automatic pressure type flow increasing flushing system having both mechanical control and electric control, and being convenient for users to use.

[0005] In order to achieve the above purpose, the solution of the utility model is as follows:

[0006] A hand and automatic pressure type flow increasing flushing system, comprising an ejector and a double-control control valve arranged in a water tank; the double-control control valve comprising a valve body, a valve cover, a diaphragm assembly, a mechanical control mechanism and an electric control mechanism; the valve body being provided with a water inlet cavity, a water outlet cavity and a mounting opening communicating the water inlet cavity and the water outlet cavity, the water outlet cavity having a water passing opening communicating with the mounting opening, and the water outlet cavity being provided with a water outlet opening connected with the jet pipe of the ejector; the valve cover being mounted on the mounting opening, and the valve cover being provided with a first pressure relief opening and a second pressure relief opening; the diaphragm assembly being arranged between the valve cover and the valve body and movably sealing the water passing opening, the diaphragm assembly and the valve cover forming a back pressure cavity communicating with the first pressure relief opening and the second pressure relief opening, and the diaphragm assembly being provided with a drainage opening communicating the back pressure cavity and the water inlet cavity; the mechanical control mechanism movably sealing the first pressure relief opening, the mechanical control mechanism being driven by manpower; and the electric control mechanism movably sealing the second pressure relief opening, the electric control mechanism being driven by electricity.

[0007] The diaphragm assembly comprises a diaphragm and a gland combined with the diaphragm, the edge of the diaphragm is clamped between the valve cover and the valve body, and the diaphragm is movably abutted against the periphery of the water passage, and the gland is provided with the drainage port.

[0008] The electric control mechanism comprises an electromagnet mounted on the valve cover and a plug connected with the moving core of the electromagnet, and the plug movably blocks the second pressure relief port.

[0009] The valve cover is provided with a mounting port opposite to the second pressure relief port, and the electromagnet is sealingly mounted on the mounting port.

[0010] The mechanical control mechanism comprises a lifting rod rotatably mounted on the outer side of the valve cover and a plug matched with the lifting rod, a return spring is arranged between the lifting rod and the valve cover, and the plug movably blocks the first pressure relief port.

[0011] The mechanical control mechanism further comprises a pull rope connected with the lifting rod.

[0012] The pull rope comprises an outer sleeve and an inner core arranged in the outer sleeve, one end of the inner core is connected with the lifting rod, and one end of the outer sleeve is connected with the valve cover or the valve body.

[0013] The water outlet of the double-control control valve is connected with the injection pipe of the ejector through an anti-siphon assembly.

[0014] The anti-siphon assembly comprises a connecting body, a cover body and a valve core, the connecting body has an inner pipe and an outer pipe sleeved with the inner pipe, the cover body is matched with the upper opening of the outer pipe, the cover body is provided with a vent port, the valve core is slidingly matched with the inner pipe, the valve core movably blocks the vent port, and the valve core is provided with a water passage communicating the inner cavity of the inner pipe and the inner cavity of the outer pipe; the injection pipe of the ejector is communicated with the inner cavity of the outer pipe, and the water outlet of the double-control control valve is communicated with the inner cavity of the inner pipe.

[0015] The hands-free pressure type flow-increasing flushing system further comprises a water inlet valve arranged in the water tank, and the water inlet cavity of the double-control control valve is provided with a water distribution port communicated with the water inlet end of the water inlet valve.

[0016] After the above scheme is adopted, the working principle of the double-control control valve is as follows:

[0017] In the normal state, the mechanical control mechanism blocks the first pressure relief port, and the electric control mechanism blocks the second pressure relief port, so that the water inlet of the double-control control valve flows into the back pressure cavity through the drainage port to increase the pressure of the back pressure cavity, and the diaphragm assembly is stably blocked to make the water outlet of the double-control control valve not to discharge water.

[0018] When the user controls the mechanical control mechanism to unblock the first pressure relief port, the back pressure chamber is relieved of pressure, and the diaphragm assembly moves under the action of water inflow at the water inlet of the double-control control valve to open the water passage, so that water inflow at the water inlet of the double-control control valve can flow into the water passage chamber through the water passage, and then water outflow at the water outlet of the double-control control valve is realized.

[0019] When the user controls the mechanical control mechanism to unblock the first pressure relief port, the back pressure chamber is relieved of pressure, and the diaphragm assembly moves under the action of water inflow at the water inlet of the double-control control valve to open the water passage, so that water inflow at the water inlet of the double-control control valve can flow into the water passage chamber through the water passage, and then water outflow at the water outlet of the double-control control valve is realized.

[0020] As can be seen from the above, the double-control control valve can control water outflow at the water outlet through the mechanical control mechanism (i.e., realize the mechanical control mode) and can also control water outflow at the water outlet through the electric control mechanism (i.e., realize the electric control mode), thereby facilitating user use. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the hand-automatic integrated pressure type flow-increasing flushing system.

[0022] Figure 2 It is a local structure schematic view of the hand-automatic integrated pressure type flow-increasing flushing system.

[0023] Figure 3 It is a structure schematic view of the double-control control valve.

[0024] Figure 4 It is a sectional view of the double-control control valve. Figure 1 .

[0025] Figure 5 It is a sectional view of the double-control control valve. Figure 2 .

[0026] Figure 6 It is a sectional view of the double-control control valve. Figure 3 .

[0027] Figure 7 It is a structure schematic view of the anti-siphon assembly.

[0028] Figure 8 It is a sectional view of the anti-siphon assembly.

[0029] Label explanation:

[0030] Water tank 1,

[0031] Ejector 2, injection pipe 21, injection pipe 22,

[0032] Double control control valve 3, back pressure chamber 30,

[0033] Valve body 31, water inlet chamber 311, water inlet 3111, water distribution port 3112, water outlet chamber 312, water passage 3121, water outlet 3122, mounting opening 313,

[0034] Valve cover 32, first pressure relief port 321, second pressure relief port 322, assembly port 323, limiting rod 324,

[0035] Diaphragm assembly 33, diaphragm 331, gland 332, drainage port 3321,

[0036] Mechanical control mechanism 34, lifting rod 341, limiting groove 3411, plug 342, pull rope 343, inner core 3431, outer sleeve 3432,

[0037] Electric control mechanism 35, electromagnet 351, moving iron core 3511, plug 352,

[0038] Reset spring 36,

[0039] Anti-siphon assembly 4, connecting body 41, inner tube 411, outer tube 412, cover 42, air vent 421, valve core 43, water passage 431, water inlet pipe 44, water outlet pipe 45,

[0040] Water inlet valve 5. DETAILED DESCRIPTION

[0041] In order to further explain the technical scheme of the utility model, the utility model will be described in detail below through specific embodiments.

[0042] As Figures 1 to 8The utility model discloses a hand -of -machine pressure formula flow -increasing scouring system, it includes setting in the water tank 1 ejector 2 and double -control control valve 3. The ejector 2 includes injection pipe 21 and ejector pipe 22, and the injection pipe 21 spout is opposite the injection port of ejector pipe 22. The double -control control valve 3 includes valve body 31, valve cover 32, diaphragm assembly 33, mechanical control mechanism 34 and electric control mechanism 35, and valve body 31 is equipped with water inlet cavity 311, water outlet cavity 312 to and the installation opening 313 of water inlet cavity 311 and water outlet cavity 312 communication, and water inlet cavity 311 has the water inlet 3111 for accessing external water source, and water outlet cavity 312 has the water pass-through 3121 with installation opening 313 intercommunication, and water outlet cavity 312 is equipped with the water outlet 3122 connected with the injection pipe 21 of ejector 2, valve cover 32 installs in installation opening 313, and valve cover 32 is equipped with first pressure release 321 and second pressure release 322, diaphragm assembly 33 sets up between valve cover 32 and valve body 31 and moves and blocks the water pass-through 3121, and diaphragm assembly 33 forms the back pressure chamber 30 with first pressure release 321 and second pressure release 322 intercommunication between valve cover 32, and diaphragm assembly 33 is equipped with the drainage port 3321 of back pressure chamber 30 and water inlet cavity 311 communication, mechanical control mechanism 34 moves and blocks first pressure release 321, and this mechanical control mechanism 34 adopts human power drive, and electric control mechanism 35 moves and blocks second pressure release 322, and this electric control mechanism 35 adopts electric drive.

[0043] The utility model discloses a double -control control valve 3 working principle is:

[0044] The utility model discloses a double -control control valve 3 in normal state, and mechanical control mechanism 34 blocks first pressure release 321 and electric control mechanism 35 blocks second pressure release 322, and at this time, the water inlet of the double -control control valve 3 3111 passes through drainage port 3321 and flows into back pressure chamber 30 to make back pressure chamber 30 pressure increase, enters to make diaphragm assembly 33 steady and block over water pass-through 3121, and make the water outlet 3122 of double -control control valve 3 not water outlet;

[0045] When user control mechanical control mechanism 34 removes the block of first pressure release 321, at this time, back pressure chamber 30 pressure relief and make diaphragm assembly 33 move under the water inlet of the double -control control valve 3 3111 and open over water pass-through 3121, make the water inlet of the double -control control valve 3 3111 can flow into over water cavity through over water pass-through 3121, and then make the water outlet 3122 of double -control control valve 3 water outlet;

[0046] When the user controls the electric control mechanism 35 to unblock the second pressure relief port 322, at this time, the back pressure cavity 30 is relieved, so that the diaphragm assembly 33 is moved under the water inlet of the water inlet 3111 of the double control valve 3 to open the water passing port 3121, so that the water inlet of the water inlet 3111 of the double control valve 3 can flow into the water passing cavity through the water passing port 3121, and then the water outlet 3122 of the double control valve 3 is watered.

[0047] From the above, the double control valve 3 of the utility model can control whether the water outlet 3122 is watered through the mechanical control mechanism 34 (that is, realize the mechanical control mode), and can also control whether the water outlet 3122 is watered through the electric control mechanism 35 (that is, realize the electric control mode), so as to facilitate the user to use.

[0048] In the embodiment of the utility model, the diaphragm assembly 33 can include a diaphragm 331 and a gland 332 combined with the diaphragm 331, the edge of the diaphragm 331 is clamped between the valve cover 32 and the valve body 31, the diaphragm 331 is movably abutted against the circumference of the water passing port 3121 to realize the movable blocking of the water passing port 3121, the gland 332 is provided with the drainage port 3321, the gland 332 is a hard structure to ensure that the water flow can quickly enter the back pressure cavity 30 through the drainage port 3321, and the diaphragm 331 is an elastic structure so that the diaphragm assembly 33 is movable.

[0049] In the embodiment of the utility model, the mechanical control mechanism 34 includes a lifting rod 341 rotatably installed on the outer side of the valve cover 32 and a plug 352 cooperated with the lifting rod 341, a reset spring 36 is arranged between the lifting rod 341 and the valve cover 32, and the plug 352 movably blocks the first pressure relief port 321; in normal state, the reset spring 36 drives the lifting rod 341 to limit the plug 352 at the position of blocking the first pressure relief port 321; the user can drive the lifting rod 341 to rotate by manpower to unblock the first pressure relief port 321 by the plug 352. Wherein, the lifting rod 341 can be provided with a limiting groove 3411 sleeving the reset spring 36 to prevent the reset spring 36 from moving, and the valve cover 32 can be provided with a limiting rod 324 inserting the reset spring 36 to prevent the reset spring 36 from moving.

[0050] In the embodiment of the utility model, the mechanical control mechanism 34 can also include a pull rope 343 connected with the lifting rod 341, and the user can drive the lifting rod 341 to rotate by pulling the pull rope 343. The pull rope 343 includes an outer sleeve 3432 and an inner core 3431 inserted into the outer sleeve 3432, one end of the inner core 3431 is connected with the lifting rod 341, and one end of the outer sleeve 3432 is connected with the valve cover 32 or the valve body 31; the user drives the lifting rod 341 to rotate by pulling the inner core 3431 of the pull rope 343, and the outer sleeve 3432 can protect and limit the inner core 3431.

[0051] In the embodiment of the utility model, the electric control mechanism 35 includes the electromagnet 351 installed on the valve cover 32, and the plug 352 connected with the moving core 3511 of the electromagnet 351, the plug 352 is movable to block the second pressure relief port 322, the user controls whether the plug 352 blocks the second pressure relief port 322 by controlling the movement of the moving core 3511 of the electromagnet 351. Wherein, the valve cover 32 can be provided with the assembly port 323 opposite to the second pressure relief port 322, and the electromagnet 351 is sealingly installed on the assembly port 323.

[0052] In the embodiment of the utility model, the water outlet 3122 of the double-control control valve 3 can be connected with the injection pipe 21 of the ejector 2 through the anti-siphon assembly 4, and the anti-siphon assembly 4 can effectively prevent the water flow in the water tank 1 from flowing back to the double-control control valve 3 and polluting the external water source.

[0053] In the embodiment of the utility model, the anti-siphon assembly 4 includes the connecting body 41, the cover body 42 and the valve core 43, the connecting body 41 has the inner tube 411 and the outer tube 412 surrounding the inner tube 411, the cover body 42 is matched with the upper opening of the outer tube 412, the cover body 42 is provided with the air vent 421, the valve core 43 is slidingly matched with the inner tube 411, the valve core 43 movably blocks the air vent 421, and the valve core 43 is provided with the water passing channel 431 communicating the inner cavity of the inner tube 411 and the inner cavity of the outer tube 412; the injection pipe 21 of the ejector 2 is communicated with the inner cavity of the outer tube 412, and the water outlet 3122 is communicated with the inner cavity of the inner tube 411. When the water outlet 3122 of the double-control control valve 3 discharges water, the water outlet flow pushes the valve core 43 to make the valve core 43 block the air vent 421, and at the same time, the water outlet flow flows into the injection pipe 21 of the ejector 2 through the water passing channel 431. When the water outlet 3122 of the double-control control valve 3 does not discharge water, the valve core 43 falls back to make the air vent 421 open, so that the air enters the injection pipe 21 of the ejector 2, thereby effectively preventing the water flow in the water tank 1 from flowing back to the double-control control valve 3 and polluting the external water source. Wherein, the outer tube 412 of the connecting body 41 is connected with the water outlet pipe 45, the water outlet pipe 45 is used for being connected with the injection pipe 21 of the ejector 2, and the inner tube 411 of the connecting body 41 is connected with the water inlet pipe 44, the water inlet pipe 44 is used for being connected with the water outlet 3122 of the double-control control valve 3.

[0054] In the embodiment of the utility model, the manual-automatic integrated pressure type flow-increasing flushing system further comprises a water inlet valve 5 arranged in the water tank 1, the water inlet valve 5 is used for supplementing water to the water tank 1, and the water inlet cavity 311 of the double-control control valve 3 is provided with a water distribution port 3112 communicated with a water inlet end of the water inlet valve 5, so that the water inlet valve 5 can be connected with an external water source. The structure of the water inlet valve 5 is designed according to the prior art, which will not be described here.

[0055] The above embodiments and drawings are not limited to the product shape and style of the present application, and any appropriate changes or modifications made by those skilled in the art should be considered as not departing from the scope of the present application.

Claims

1. A pressure type flow increasing scouring system of a manual and automatic combination, comprising an ejector provided in a water tank, characterized in that: The double-control valve is arranged in the water tank. The double-control valve comprises a valve body, a valve cover, a diaphragm assembly, a mechanical control mechanism and an electric control mechanism. The valve body is provided with a water inlet cavity, a water outlet cavity and a mounting opening connecting the water inlet cavity and the water outlet cavity. The water outlet cavity is provided with a water outlet opening connected with a jet pipe of the ejector. The valve cover is arranged in the mounting opening and is provided with a first pressure relief opening and a second pressure relief opening. The diaphragm assembly is arranged between the valve cover and the valve body and is used to seal the water outlet opening. The diaphragm assembly and the valve cover form a back pressure cavity connected with the first pressure relief opening and the second pressure relief opening. The diaphragm assembly is provided with a drainage opening connecting the back pressure cavity and the water inlet cavity. The mechanical control mechanism is used to seal the first pressure relief opening. The electric control mechanism is used to seal the second pressure relief opening.

2. The automatic pressure type flow-increasing scouring system according to claim 1, wherein: The diaphragm assembly comprises a diaphragm and a gland connected with the diaphragm. The edge of the diaphragm is clamped between the valve cover and the valve body and the diaphragm is used to seal the water outlet opening. The gland is provided with the drainage opening.

3. The automated pressure type flow-increasing scouring system according to claim 1, wherein: The electric control mechanism comprises an electromagnet arranged in the valve cover and a plug connected with the moving iron core of the electromagnet. The plug is used to seal the second pressure relief opening.

4. The automated pressure type flow-increasing scouring system according to claim 3, wherein: The valve cover is provided with an assembly opening opposite to the second pressure relief opening. The electromagnet is arranged in the assembly opening.

5. The automated pressure type flow-increasing scouring system according to claim 1, wherein: The mechanical control mechanism comprises a lifting rod rotatably arranged outside the valve cover and a plug matched with the lifting rod. The lifting rod and the valve cover are provided with a return spring. The plug is used to seal the first pressure relief opening.

6. The manually assisted pressure type flow augmentation scouring system of claim 5, wherein: The mechanical control mechanism further comprises a pull rope connected with the lifting rod.

7. The automated pressure type flow-increasing scouring system according to claim 6, wherein: The pull rope comprises an outer sleeve and an inner core arranged in the outer sleeve. One end of the inner core is connected with the lifting rod and one end of the outer sleeve is connected with the valve cover or the valve body.

8. The automatic pressure type flow-increasing scouring system according to claim 1, wherein: The water outlet of the double-control valve is connected with the jet pipe of the ejector through an anti-siphon assembly.

9. The automated pressure type flow-increasing scouring system according to claim 8, wherein: The anti-siphon assembly comprises a connecting body, a cover and a valve core. The connecting body is provided with an inner pipe and an outer pipe sleeved with the inner pipe. The cover is matched with an upper opening of the outer pipe. The cover is provided with an air vent. The valve core is slidably matched with the inner pipe and is used to seal the air vent. The valve core is provided with a water passage connecting the inner cavity of the inner pipe and the inner cavity of the outer pipe. The jet pipe of the ejector is connected with the inner cavity of the outer pipe. The water outlet of the double-control valve is connected with the inner cavity of the inner pipe.

10. The automated pressure-based flow-augmentation scouring system of claim 1, wherein: The water tank is further provided with a water inlet valve. The water inlet cavity of the double-control valve is provided with a water distribution opening connected with a water inlet end of the water inlet valve.

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