CN212616380U

CN212616380U - Water inlet valve for dish washer

Info

Publication number: CN212616380U
Application number: CN202021463667.2U
Authority: CN
Inventors: 侯生辉; 王智远; 钱志鸿
Original assignee: Cixi Tianxing Electric Co ltd
Current assignee: Cixi Tianxing Electric Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-26
Anticipated expiration: 2030-07-22

Abstract

The utility model belongs to the technical field of dish washer and specifically relates to a water intaking valve for dish washer. The utility model provides a water intaking valve for dish washer, which comprises a body, be equipped with the flow measurement subassembly on the body, steady flow subassembly, water solenoid valve subassembly and check valve subassembly, the flow measurement subassembly includes turbine and inductor, the inductor monitors discharge through the rotational speed of response turbine, the steady flow subassembly includes steady flow gear and O type circle, steady flow gear uses the regulation through discharge wherein with the cooperation of O type circle, make it stabilize at the setting value within range, water solenoid valve subassembly includes solenoid valve and involucra structure of intaking, solenoid valve and involucra structure of intaking carry out the control of intaking whether through the switch, check valve subassembly includes the check valve piece, through the one-way water that goes out of check valve piece control delivery port. The utility model discloses an useful part: the flow measuring assembly, the flow stabilizing assembly, the water electromagnetic valve assembly and the check valve assembly are integrally installed in the body, the integration level is high, the installation accuracy between the assemblies is high, the matching degree is high, and the assembling process is simple and easy.

Description

Water inlet valve for dish washer

Technical Field

The utility model belongs to the technical field of dish washer and specifically relates to a water intaking valve for dish washer.

Background

The existing dish washer needs to install a water inlet valve, a flow measuring component and a check valve component at the water inlet end respectively, and the components are dispersedly installed in the dish washer, so that the integration level is low, and the assembly process is complex. And current dish washer does not design the steady flow subassembly, leads to every injection water volume to receive the influence of intake pressure fluctuation, still influences the heating efficiency. In addition, due to the dispersed assembly, more water pipes are needed, and the water leakage risk is easily caused at a plurality of connecting parts between the components and the water pipes, so that the quality stability of the whole dish washing machine is negatively influenced.

Disclosure of Invention

In order to solve the above-mentioned current dish washer that intakes end subassembly integrated level low, the assembly is complicated, receive the fluctuation of water pressure to influence big scheduling technical problem, the utility model provides a water intaking valve for dish washer.

The technical scheme of the utility model as follows:

the utility model provides a water intaking valve for dish washer, which comprises a body, be equipped with the flow measurement subassembly on the body, steady flow subassembly, water solenoid valve subassembly and check valve subassembly, the flow measurement subassembly includes turbine and inductor, the inductor monitors discharge through the rotational speed of response turbine, the steady flow subassembly includes steady flow gear and O type circle, steady flow gear uses the regulation through discharge wherein with the cooperation of O type circle, make it stabilize at the setting value within range, water solenoid valve subassembly includes solenoid valve and involucra structure of intaking, solenoid valve and involucra structure of intaking carry out the control of intaking whether through the switch, check valve subassembly includes the check valve piece, through the one-way water that goes out of check valve piece control delivery port.

The turbine is arranged in the water inlet pipeline, and the inductor is arranged outside the water inlet pipeline.

The turbine is provided with 4 flabellums, is equipped with the magnetic pole on the flabellum, and the magnetic pole is different on two adjacent flabellums.

The turbine front is equipped with preceding installation piece, and the turbine rear is equipped with the back installation piece, and preceding installation piece and back installation piece middle part are inwards sunken to form the pivot mounting hole, and the turbine both ends are equipped with the pivot, pivot and pivot mounting hole swing joint, and preceding installation piece middle part forms water conservancy diversion portion.

The flow stabilizing gear is arranged on the inner side of the water inlet pipeline, an O-shaped ring is arranged between the inner side of the flow stabilizing gear and the water inlet pipeline, the flow stabilizing gear is integrally conical, and flow stabilizing teeth are arranged on the side wall of the flow stabilizing gear.

The solenoid valve sets up on body upper portion, and the body below is equipped with the involucra structure of intaking, and the involucra structure of intaking is including installation involucra and differential pressure dish, differential pressure dish and installation involucra swing joint, and the installation involucra is sealed its below outlet pipe suitable for reading.

The pressure differential dish lower surface middle part is equipped with the connecting block, and the connecting block both sides are equipped with 2 and connect the dop, and the pressure differential dish passes through the connecting block and connects the dop and be connected with the installation involucra.

The middle part of the connecting chuck is communicated to form a water inlet channel, and the middle part of the connecting block is communicated to form a water outlet channel.

The check valve block is arranged at the lower opening of the water outlet pipe, the upper part of the check valve block is provided with a sealing ring, and a check spring is arranged between the lower part of the check valve block and the body.

The whole upper part of the check valve block is in a conical shape, and the vertical section of the inner wall of the lower opening of the water outlet pipe is in a trapezoid shape.

Use the technical scheme of the utility model, novel structure, design benefit, with the flow measurement subassembly, the steady flow subassembly, water solenoid valve subassembly and check valve subassembly integrated installation are originally internal, the integrated level is high, the installation accuracy is high between each subassembly, the matching degree is high, assembly process is simple and easy, in addition because integrated assembly, need not to use more water pipes, the junction between subassembly and the water pipe reduces, bring positive influence to the stability of quality of whole dish washer, the steady flow gear uses with O type circle cooperation and adjusts through discharge wherein, make the inflow flow stabilize in the setting value within range, produce favourable influence to the precision of outflow.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a schematic cross-sectional view of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Examples

The water inlet valve for the dish washer shown in figures 1-3 comprises a body 1, wherein a flow measuring assembly, a flow stabilizing assembly, a water electromagnetic valve assembly and a check valve assembly are arranged on the body 1, the flow measuring assembly comprises a turbine 2 and an inductor 3, the inductor 3 monitors the water flow passing through a water inlet pipeline by sensing the rotating speed of the turbine 2, the water inflow is accurately monitored, the flow stabilizing assembly comprises a flow stabilizing gear 4 and an O-shaped ring 5, the flow stabilizing gear 4 is matched with the O-shaped ring 5 to adjust the water flow passing through the flow stabilizing gear, so that the water inflow flow is stabilized within a set value range, favorable influence is generated on the stable opening and closing of the subsequent water electromagnetic valve, the magnetic valve assembly comprises an electromagnetic valve 6 and a water film water inlet structure, the electromagnetic valve 6 and the film inlet structure control the water inlet or not through a switch, the water inlet or not is accurately controlled, the check valve assembly comprises a check valve block 7, preventing the generation of siphon phenomenon.

The flow measuring component comprises a turbine 2 and an inductor 3, the turbine 2 is transversely arranged in the water inlet pipeline, the inductor 3 is arranged on the outer wall of the water inlet pipeline, a front mounting block 8 is arranged in front of the turbine 2, a rear mounting block 9 is arranged behind the turbine 2, the middle parts of the front mounting block 8 and the rear mounting block 9 are inwards recessed towards the side of the turbine 2 to form a rotating shaft mounting hole, a hemispherical contact block is formed in the protrusion of the rotating shaft mounting hole, rotating shafts are arranged at two ends of the turbine 2 and are movably connected with the rotating shaft mounting hole, the rotating shafts are inserted into the rotating shaft mounting hole and are contacted with the hemispherical contact block, the contact surface is small, the rotating friction force is small, when the turbine 2 is pushed by water flow, the energy is easier, the energy is less lost, the monitoring data of the flow measuring component on the water inlet flow is more accurate, a flow guide part is formed in the middle part of the front mounting, the 2 rotational speeds of turbine that are driven by rivers are also more stable, bring favourable influence to the data acquisition of discharge, turbine 2 is equipped with 4 flabellums, the flabellum is whole to be the arc, be equipped with 1 magnetic pole on every flabellum, the magnetic pole is different on two similar flabellums, inductor 3 is hall sensor, rivers drive turbine 2 and rotate the magnetic field reversal that back inductor 3 produced through the magnetic pole change on the 2 flabellums of response turbine, convert waveform output, then calculate the inflow through the treater, reach the purpose of accurate calculation inflow.

The flow stabilizing assembly comprises a flow stabilizing gear 4 and an O-shaped ring 5, the flow stabilizing gear 4 is installed on the inner side of the water inlet pipeline and is positioned on the inner side of the flow measuring assembly, the O-shaped ring 5 is arranged between the inner side of the flow stabilizing gear 4 and the inner end of the water inlet pipeline, the O-shaped ring 5 has elasticity, the flow stabilizing gear 4 is integrally conical, flow stabilizing teeth are arranged on the side wall of the flow stabilizing gear 4, water flow passing through the flow measuring assembly passes through the flow stabilizing teeth on the side wall of the flow stabilizing gear 4, when the water inlet pressure is increased, the O-shaped ring 5 is compressed and deformed by water pressure, so that gaps between the teeth of the flow stabilizing gear 4 and the O-shaped ring 5 are reduced, the passing water flow is stabilized in a set value range, when the water inlet pressure is reduced, the deformation of the O-shaped ring 5 is reduced, the gap between the O-shaped ring 5 and, the water inlet flow is stabilized within the range of the set value, and the accuracy of the water outlet flow is favorably influenced.

The water electromagnetic valve assembly comprises an electromagnetic valve 6 and a membrane water inlet structure, the electromagnetic valve 6 is arranged on the upper portion of the body 1, the membrane water inlet structure is arranged below the electromagnetic valve 6 and comprises an installation membrane 10 and a pressure difference disc 11, the installation membrane 10 and the pressure difference disc 11 have elasticity, the pressure difference disc 11 is movably connected with the installation membrane 10, the installation membrane 10 seals an upper opening 12 of a water outlet pipe below the installation membrane 10, a connecting block 14 is arranged in the middle of the lower surface of the

pressure difference disc

11, 2 connecting chucks 13 are arranged on two sides of the connecting block 14, the pressure difference disc 11 is movably connected with the installation membrane 10 through the connecting block 14 and the connecting chucks 13, the middle of one connecting chuck 13 is communicated to form a water inlet channel 15, a water outlet channel 16 is formed in the middle of the connecting block 14, when the water inlet valve is closed, a moving rod 20 in the electromagnetic valve 6 extends downwards to block the water outlet channel 16 from the upper portion, water flow entering from the, at the moment, the water entering from the water inlet end is filled above the leather diaphragm water inlet structure, no water flow exists below the leather diaphragm water inlet structure, and pressure difference exists between the upper part and the lower part, the pressure difference disk 11 is tightly connected with the mounting membrane 10 under the action of water pressure, the mounting membrane 10 seals the upper opening 12 of the water outlet pipe below the mounting membrane to achieve the effect of forbidding water flow, when the water inlet valve is opened, the electromagnetic valve 6 acts, the moving rod 20 moves upwards, the water outlet channel 16 is opened, water in the space above the leather diaphragm water inlet structure flows down from the water outlet channel 16 until the water outlet pipe is filled with water, the pressure difference between the upper part and the lower part of the leather diaphragm water inlet structure is eliminated, the leather diaphragm 10 is installed to move upwards, the upper opening 12 of the water outlet pipe is opened, water flows out from the large-flow opening, the opening and closing of the large-flow port of the water outlet pipe are controlled by the pressure difference generated by the small-flow inlet and outlet channel structure on the leather diaphragm water inlet structure, the control is accurate, and the sealing effect is good.

The check valve assembly comprises a check valve block 7, the check valve block 7 is arranged in a lower outlet 17 of the water outlet pipe, a sealing ring 18 is arranged at the upper part of the check valve block 7, a limiting column 21 is formed at the lower part of the check valve block 7 to limit the displacement of the check valve block 7 in the transverse direction and limit the displacement of the check valve block 7 only in the longitudinal direction, so as to ensure the stability of the displacement in the longitudinal direction, a check spring 19 is arranged between the lower part of the check valve block 7 and the body 1, the check spring 19 is sleeved outside the limiting column 21, the upper part of the check valve block 7 is integrally conical, the vertical cross section of the inner wall of the lower outlet 17 of the water outlet pipe is trapezoidal, in an initial state, the check valve block 7 is contacted with the lower outlet 17 of the water outlet pipe under the restoring force of the check spring 19, the sealing ring 18 is contacted with the lower outlet 17 of the water outlet pipe for sealing, so as to, a channel is opened between the check valve block 7 and the lower port 17 of the water outlet pipe for water discharge.

The inlet pipe and the outlet pipe can be connected with the water pipe by connecting modes such as screw threads, buckles and the like, and of course, any connecting mode belongs to the protection scope of the appended claims of the utility model.

The outer ends of the water inlet pipe and the water outlet pipe are provided with filter screens for filtering impurities in water and protecting components in the water inlet valve.

The water inlet valve is characterized in that a mounting support for mounting is arranged outside the body 1, a bolt seat for bolt connection is clamped in the mounting support, the bolt seat is clamped after the body 1 is processed, the whole water inlet valve is convenient to process, and a plurality of reinforcing ribs for reinforcing are arranged on the shell of the body 1.

The utility model discloses a design installs flow measurement subassembly, steady flow subassembly, water solenoid valve subassembly and check valve subassembly integration in one body 1, and the integrated level is high, and the installation accuracy is high between each subassembly, and the matching degree is high, and assembly process is simple and easy, in addition because integrated assembly need not to use more water pipes, and the junction between subassembly and the water pipe reduces, brings positive influence to the stability of quality of whole dish washer.

When the device is used, water flow entering from the water inlet pipe drives the turbine 2 to rotate, then the inductor 3 converts the magnetic field alternation generated by the magnetic pole change on the fan blade of the turbine 2 into waveform output, then the water inlet flow is calculated through the processor, the purpose of accurately calculating the water inlet quantity is achieved, the water flow passing through the flow measuring assembly passes through the steady flow teeth on the side wall of the steady flow gear 4, when the water inlet pressure is increased, the O-shaped ring 5 is compressed and deformed by water pressure, so that the gap between the teeth of the steady flow gear 4 and the O-shaped ring 5 is reduced, the passing water flow is stabilized in a set value range, when the water inlet pressure is reduced, the deformation of the O-shaped ring 5 is reduced, the gap between the O-shaped ring 5 and the steady flow gear 4 is enlarged, the water flow area is increased, the passing water flow is stabilized in the set value range, the steady flow gear 4 and the O, when the water inlet valve is closed, a moving rod 20 in the electromagnetic valve 6 extends downwards to block the water outlet channel 16 from the upper part, water flow entering from the flow stabilizing assembly enters a space above the membrane water inlet structure from the water inlet channel 15, water entering from a water inlet end is filled above the membrane water inlet structure at the moment, no water flow exists below the membrane water inlet structure, a pressure difference exists between the upper part and the lower part, the pressure difference disc 11 is tightly connected with the mounting membrane 10 under the action of water pressure, the mounting membrane 10 seals the upper opening 12 of a water outlet pipe below the mounting membrane 10 to achieve the effect of forbidding water flow, when the water inlet valve is opened, the electromagnetic valve 6 acts, the moving rod 20 moves upwards, the water outlet channel 16 is opened, water in the space above the membrane water inlet structure flows down from the water outlet channel 16 until the water outlet pipe is filled with water, the pressure difference between the upper part and the lower part of the membrane water inlet structure is eliminated, the mounting membrane 10, the upper opening 12 of the water outlet pipe is opened, water flows out from the large-flow outlet, in an initial state, the check valve block 7 is in contact with the lower opening 17 of the water outlet pipe under the action of restoring force of the check spring 19, the sealing ring 18 is in contact with the lower opening 17 of the water outlet pipe and seals the lower opening 17 of the water outlet pipe, external water is prevented from entering the water outlet pipe, when water flows down in the water outlet pipe, the water flows push the check valve block 7 to move downwards, and a water outlet channel is opened between the check valve block 7 and the lower opening 17 of the water outlet pipe for water.

It should be understood that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and those skilled in the art can add, subtract, replace, change or modify the above-mentioned embodiments within the spirit and principle of the present invention, and all such additions, substitutions, changes or modifications should fall within the scope of the appended claims.

Claims

1. A water inlet valve for a dishwasher, comprising a body (1), characterized in that: be equipped with the side flow subassembly on body (1), the steady flow subassembly, water and electricity solenoid valve subassembly and check valve subassembly, the side flow subassembly includes turbine (2) and inductor (3), inductor (3) are monitored discharge through the rotational speed of response turbine (2), the steady flow subassembly includes steady flow gear (4) and O type circle (5), steady flow gear (4) use with O type circle (5) cooperation and adjust discharge through wherein, make it stabilize at the setting value within range, water and electricity solenoid valve subassembly includes solenoid valve (6) and involucra structure of intaking, solenoid valve (6) and involucra structure of intaking carry out the control of intaking whether through the switch, check valve subassembly includes check valve piece (7), through the one-way play water of check valve piece (7) control delivery port.

2. A water inlet valve for a dishwasher as claimed in claim 1, wherein: the turbine (2) is arranged in the water inlet pipeline, and the inductor (3) is arranged outside the water inlet pipeline.

3. A water inlet valve for a dishwasher as claimed in claim 2, wherein: the turbine (2) is provided with 4 blades, magnetic poles are arranged on the blades, and the magnetic poles on the two adjacent blades are different.

4. A water inlet valve for a dishwasher as claimed in claim 2, wherein: installation piece (8) before turbine (2) the place ahead is equipped with, turbine (2) rear is equipped with back installation piece (9), and preceding installation piece (8) and back installation piece (9) middle part are inside sunken to form the pivot mounting hole, and turbine (2) both ends are equipped with the pivot, pivot and pivot mounting hole swing joint, and preceding installation piece (8) middle part forms water conservancy diversion portion.

5. A water inlet valve for a dishwasher as claimed in claim 1, wherein: the flow stabilizing gear (4) is installed on the inner side of the water inlet pipeline, an O-shaped ring (5) is arranged between the inner side of the flow stabilizing gear (4) and the water inlet pipeline, the flow stabilizing gear (4) is integrally conical, and flow stabilizing teeth are arranged on the side wall of the flow stabilizing gear (4).

6. A water inlet valve for a dishwasher as claimed in claim 1, wherein: the electromagnetic valve (6) is arranged on the upper portion of the body (1), a leather membrane water inlet structure is arranged below the body (1), the leather membrane water inlet structure comprises an installation leather membrane (10) and a pressure difference disc (11), the pressure difference disc (11) is movably connected with the installation leather membrane (10), and an upper opening (12) of a water outlet pipe below the installation leather membrane (10) is sealed.

7. A water inlet valve for a dishwasher as claimed in claim 6, wherein: the middle part of the lower surface of the differential pressure disc (11) is provided with a connecting block (14), two sides of the connecting block (14) are provided with 2 connecting chucks (13), and the differential pressure disc (11) is connected with the mounting leather membrane (10) through the connecting block (14) and the connecting chucks (13).

8. A water inlet valve for a dishwasher as claimed in claim 7, wherein: the middle of the connecting clamping head (13) is communicated to form a water inlet channel (15), and the middle of the connecting block (14) is communicated to form a water outlet channel (16).

9. A water inlet valve for a dishwasher as claimed in claim 1, wherein: the check valve block (7) is arranged at the lower opening (17) of the water outlet pipe, a sealing ring (18) is arranged at the upper part of the check valve block (7), and a check spring (19) is arranged between the lower part of the check valve block (7) and the body (1).

10. A water inlet valve for a dishwasher as claimed in claim 9, wherein: the upper part of the check valve block (7) is integrally conical, and the vertical section of the inner wall of the lower opening (17) of the water outlet pipe is trapezoidal.