CN109737212B - Waste water valve with anti-scale and silencing functions - Google Patents

Waste water valve with anti-scale and silencing functions Download PDF

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Publication number
CN109737212B
CN109737212B CN201910071776.5A CN201910071776A CN109737212B CN 109737212 B CN109737212 B CN 109737212B CN 201910071776 A CN201910071776 A CN 201910071776A CN 109737212 B CN109737212 B CN 109737212B
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China
Prior art keywords
waste water
floating
contact pin
valve core
water hole
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CN201910071776.5A
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CN109737212A (en
Inventor
杨迎龙
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Zhejiang Kebo Electrical Appliances Co ltd
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Zhejiang Kebo Electrical Appliances Co ltd
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Abstract

The invention relates to a waste water valve with scale preventing and silencing functions, which comprises a valve body, a valve core, an actuating mechanism and a floating device, wherein a waste water hole which is opposite to a water sealing port is formed in the other end of the valve body, which is positioned on an annular partition plate, and the waste water hole is opposite to the water sealing port. By adopting the scheme, the invention provides the waste water valve with the functions of scale prevention and noise reduction, which reduces noise caused by a fluid medium and reduces possible blockage of micropores.

Description

Waste water valve with anti-scale and silencing functions
Technical Field
The invention relates to the field of waste water valves, in particular to a waste water valve with functions of scale prevention and noise reduction.
Background
Waste water ratio solenoid valves play an important role in water purification and water treatment systems, and waste water valves are used to control the waste water ratio. The traditional waste water valve comprises a valve body, a valve core and an actuating mechanism, wherein a runner with a water inlet and a water outlet is arranged in the valve body, an annular partition plate is arranged in the valve body, the runner is divided into an inner runner which is positioned in the center and communicated with the water inlet and an outer runner which surrounds the inner runner and is communicated with the water outlet, the annular partition plate is provided with a waste water hole which is communicated with the inner runner and the outer runner and is used for adjusting the flow of waste water, the waste water hole is a micropore, the annular partition plate faces to an end opening of the valve core to serve as a water sealing port, and the actuating mechanism fixes the valve body and drives the valve core to move to form the valve core to be far away from the water sealing port or to be in sealing fit with the water sealing port.
The waste water valve with the structure has the following defects: (1) because the flow is controlled by the micropores, the fluid medium passing through the waste water valve often has scale and crystals, and the micropores are easy to be blocked; (2) because of the small cross-sectional area of the micropores, the hydraulic pressure of the fluid medium is too high, the flow speed is too high, and the generated noise is larger.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the waste water valve with the functions of scale prevention and noise reduction, which is capable of reducing noise caused by a fluid medium and reducing possible blockage of micropores.
In order to achieve the above purpose, the present invention provides the following technical solutions: the valve comprises a valve body, a valve core and an actuating mechanism, wherein a runner with a water inlet and a water outlet is arranged in the valve body, an annular partition plate is arranged in the valve body, the annular partition plate divides the runner into an inner runner which is positioned in the center and communicated with the water outlet and an outer runner which surrounds the inner runner and is communicated with the water inlet, the annular partition plate faces to an end opening of the valve core to serve as a water sealing port, and the actuating mechanism is used for fixing the valve body and driving the valve core to move to form the valve core to be far away from the water sealing port or in sealing fit with the water sealing port, and the valve is characterized in that: the valve body is positioned at the other end of the annular partition plate opposite to the water sealing port and is provided with a waste water hole communicated with the water inlet, the floating seat, the contact pin, the floating baffle and the buffer spring of the floating device are arranged in a linkage way with the valve core and synchronously move with the valve core, the contact pin is fixed on the floating seat and coaxially penetrates through the waste water hole, a gap between the periphery of the contact pin and the inner periphery of the waste water hole is used as a waste water gap for fluid medium to flow, the floating baffle and the buffer spring are sleeved on the contact pin, the floating baffle slides along the contact pin and seals the communication position between the waste water hole and the inner flow passage under the action of the buffer spring, when the valve core seals the water sealing port under the action of the actuating mechanism, the floating baffle is far away from the communication position between the waste water hole and the inner flow passage under the action of pressure of the fluid medium and is reciprocated along the contact pin under the action of the buffer spring, and the fluid medium enters the inner flow passage from the waste water gap; when the valve core is driven by the actuating mechanism to be far away from the water sealing port, the floating seat linked with the valve core is far away from the waste water hole, the contact pin on the floating seat is pulled out of the waste water hole, and the waste water hole is flushed by the fluid medium.
By adopting the technical scheme, the gap between the outer periphery of the contact pin and the inner periphery of the waste water hole is used as the waste water gap for flowing the fluid medium, the aperture of the waste water can be enlarged, the problems that the aperture is too small, is blocked by scale and crystals, and the noise is too large are avoided, the floating seat for fixing the contact pin is a member which moves synchronously with the valve core, the contact pin simulates the scale cleaning action of pumping and inserting when the valve core moves regularly, the possibility of scale accumulation is further reduced, moreover, the additionally arranged floating baffle plate can float back and forth along the contact pin when the valve core seals the water sealing hole under the combined action of water pressure and a buffer spring, the floating action can be used for buffering the fluctuation of the water pressure, the water noise can be stabilized and can not be influenced by the water pressure to become large, in addition, the waste water hole is in the maximum flow state when the water sealing hole is opened, the inner wall of the waste water hole is continuously washed by the fluid medium, and the possibility of scale accumulation is fully stopped.
The invention is further provided with: the plug pin seat is provided with a protection ring around the plug pin and the floating baffle, and a boss extending into the protection ring is arranged at the communication position of the waste water hole and the inner flow passage of the valve body.
By adopting the technical scheme, because the sliding fit smoothness of the floating baffle and the contact pin is ensured, the floating sensitivity of the floating baffle can be ensured, the contact pin and the floating baffle are protected by the protection ring, the contact pin and the floating baffle are prevented from being impacted by a large flow of fluid medium to deform when the valve core leaves the water sealing port, the service life is prolonged, and because a gap for the fluid medium to flow is reserved between the protection ring and the side wall of the inner runner and cannot be completely sealed, a boss is additionally arranged at the communicating position of the waste water hole and the inner runner, the possibility that the contact pin and the floating baffle are directly impacted is further reduced, and the service life is further prolonged.
The invention is further provided with: the valve core is a water retaining disc, the water retaining disc is provided with a slot towards the floating seat, and the floating seat is provided with an inserting block inserted into the slot to form linkage fit between the floating seat and the water retaining disc.
Through adopting above-mentioned technical scheme, the cooperation of slot and inserted block makes the assembly of water blocking dish and floating seat more convenient, can adopt interference fit or mounting's mode to make the linkage cooperation of both more stable.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the structure of the embodiment of the invention in a first operating state;
FIG. 3 is an enlarged view of FIG. 2A;
fig. 4 is a structural cross-sectional view of the second working state of the embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-4, the invention discloses a waste water valve with scale preventing and silencing functions, which comprises a valve body 1, a valve core 2 and an actuating mechanism 3, wherein a runner with a water inlet 11 and a water outlet 12 is arranged in the valve body 1, an annular partition plate 13 is arranged in the valve body 1, the annular partition plate 13 divides the runner into an inner runner 14 which is positioned at the center and communicated with the water outlet 12 and an outer runner 15 which surrounds the inner runner 14 and is communicated with the water inlet 11, a water outlet channel 121 which is communicated with the water outlet 12 and the inner runner 14 is arranged between the water outlet 12 and the inner runner 14, a water inlet channel 111 which is communicated with the water inlet 11 and the outer runner 15 is arranged between the water inlet 11 and the outer runner 15, the end part of the annular partition plate 13, which faces the valve core 2, is opened as a water sealing port 131, the actuating mechanism 3 fixes the valve body 1 and drives the valve core 2 to move to form the valve core 2 far away from the water sealing port 131 or is in sealing fit with the water sealing port 131, and a floating device is also arranged, the other end of the valve body 1, which is positioned at the annular partition plate 13 and corresponds to the water sealing port 131, is provided with a waste water hole 16 corresponding to the water inlet 11, a floating seat 4, a contact pin 41, a floating baffle plate 42 and a buffer spring 43 of the floating device, wherein the floating seat 4 is arranged in linkage with the valve core 2 and moves synchronously with the valve core 2, the contact pin 41 is fixed on the floating seat 4 and coaxially penetrates through the waste water hole 16, a gap between the periphery of the contact pin 41 and the inner periphery of the waste water hole 16 is used as a waste water gap for fluid medium to flow, the floating baffle plate 42 and the buffer spring 43 are sleeved on the contact pin 41, the floating baffle plate 42 slides along the contact pin 41 and seals the communication position between the waste water hole 16 and the inner runner 14 under the action of the buffer spring 43, the buffer spring 43 is a compression columnar spring and is compressed between the floating seat 4 and the floating baffle plate 42, the two ends of the buffer spring 43 can be fixed with the floating seat 4 and the floating baffle plate 42, the floating baffle plate 42 is prevented from being separated from the contact pin 41 as shown in figure 2, wherein the arrow without reference numerals indicates the flowing direction of the fluid medium, when the valve core 2 closes the water sealing port 131 under the driving of the actuating mechanism 3, the floating baffle 42 is far away from the communication position of the waste water hole 16 and the inner runner 14 under the pressure of the fluid medium, and floats back and forth along the contact pin 41 under the action of the buffer spring 43, and the fluid medium enters the inner runner 14 from the waste water gap; as shown in fig. 4, in which the arrow without reference numerals indicates the flow direction of the fluid medium, when the valve core 2 is driven by the actuator 3 to move away from the water sealing port 131, the floating seat 4 linked with the valve core 2 is away from the waste water hole 16, the contact pin 41 on the floating seat 4 is pulled out of the waste water hole 16, the waste water hole 16 is flushed by the fluid medium, the gap between the periphery of the contact pin 41 and the inner periphery of the waste water hole 16 is used as the waste water gap 45 for the flow of the fluid medium, the aperture of the waste water can be enlarged, the problems that the aperture is too small, the blockage by scale and crystals and the noise are too large are avoided, the floating seat 4 for fixing the contact pin 41 is a member synchronously moving with the valve core 2, the contact pin 41 simulates the scale removing action of the pumping and inserting when the valve core 2 moves regularly, the possibility of scale accumulation is further reduced, and the additionally arranged floating baffle 42 is driven by the water pressure and the combined action of the buffer spring 43, when the valve core 2 seals the water sealing mouth 131, the valve core can float reciprocally along the contact pin 41, the floating action can be used for buffering the fluctuation of the water pressure, the water flowing noise can be stabilized and not influenced by the water pressure to be increased, in addition, when the water sealing mouth 131 is opened, the waste water hole 16 is in a maximum flow state, the inner wall of the waste water hole 16 is continuously flushed by fluid media, the possibility of scale accumulation is completely eradicated, in the concrete implementation of the invention, the actuating mechanism 3 is an electromagnetic actuating mechanism, the actuating mechanism 3 comprises a valve rod 31, an actuating spring 32 and an electromagnetic assembly 33, the electromagnetic assembly 33 is fixed on the valve body 1 and provided with a lifting hole 34 for lifting the valve rod 31, when the water sealing mouth 131 needs to be sealed, the valve rod 31 descends under the reset action of the actuating spring 32, the water sealing mouth 131 is extruded by the water sealing disc to realize the sealing of the water sealing mouth 131 and the water sealing disc, when the water sealing mouth 131 needs to be opened, the electromagnetic assembly 33 attracts the valve rod 31 to ascend, the water blocking disc automatically rises under the action of water pressure to realize the opening of the water blocking mouth 131, and the electromagnetic assembly 33 can select an electromagnet.
The contact pin 41 seat surrounds the contact pin 41 and the floating baffle 42, the protection ring 46 is arranged on the contact pin 41 and the floating baffle 42, the boss 161 extending into the protection ring 46 is arranged at the communication position of the valve body 1 between the waste water hole 16 and the inner runner 14, the floating sensitivity of the floating baffle 42 can be ensured only by ensuring the smooth sliding fit of the floating baffle 42 and the contact pin 41, and further, the buffer effect of water pressure is ensured, the contact pin 41 and the floating baffle 42 are protected by the protection ring 46, the contact pin 41 and the floating are prevented from being impacted by a large flow of fluid medium when the valve core 2 leaves the water sealing port 131, the deformation caused by the impact of the large flow of the fluid medium is avoided, the service life is prolonged, and the clearance for the fluid medium to flow is reserved between the protection ring 46 and the side wall of the inner runner 14, so that the boss 161 is additionally arranged at the communication position of the waste water hole 16 and the inner runner 14, the possibility that the contact pin 41 and the floating baffle 42 are directly impacted is further reduced, and the service life is further prolonged.
The valve core 2 is a water retaining disc, the water retaining disc is provided with a slot 21 towards the floating seat 4, the floating seat 4 is provided with an inserting block 44 inserted into the slot 21 to form linkage fit of the floating seat 4 and the water retaining disc, the slot 21 is matched with the inserting block 44, so that the assembly of the water retaining disc and the floating seat 4 is more convenient, and the linkage fit of the water retaining disc and the floating seat 4 is more stable in an interference fit or fixing piece mode.

Claims (1)

1. The utility model provides a waste water valve with prevent incrustation scale and amortization function, includes valve body, case and actuating mechanism, the valve body in be provided with the runner that has water inlet and delivery port, the valve body in be provided with annular baffle, annular baffle separate the runner into be located the center and with delivery port UNICOM's interior runner and encircle interior runner and with the outer runner of water inlet UNICOM, annular baffle towards the tip opening of case as sealing the mouth of a river, actuating mechanism fixed valve body and drive the case remove and constitute the case and keep away from sealing the mouth of a river or seal mouth of a river sealing the cooperation, its characterized in that: the valve body is positioned at the other end of the annular partition plate opposite to the water sealing port and is provided with a waste water hole communicated with the water inlet, the valve body further comprises a floating device positioned between the valve core and the waste water hole, the floating device comprises a floating seat, a contact pin, a floating baffle and a buffer spring, the floating seat and the valve core are arranged in a linkage mode and synchronously move with the valve core, the contact pin is fixed on the floating seat and coaxially penetrates through the waste water hole, a gap between the outer periphery of the contact pin and the inner periphery of the waste water hole is used as a waste water gap for flowing of fluid media, the floating baffle and the buffer spring are sleeved on the contact pin, the floating baffle slides along the contact pin and seals the communication position between the waste water hole and the inner flow channel under the action of the buffer spring, and when the valve core is used for sealing the water sealing port under the action of an actuating mechanism, the floating baffle is far away from the communication position between the waste water hole and the inner flow channel under the action of pressure of the fluid media and reciprocally floats along the contact pin under the action of the buffer spring, and the fluid media enters the inner flow channel from the waste water gap; when the valve core is driven by the executing mechanism to be far away from the water sealing port, the floating seat linked with the valve core is far away from the waste water hole, the contact pin on the floating seat is pulled out of the waste water hole, and the waste water hole is flushed by a fluid medium;
the floating seat is provided with a protection ring around the contact pin and the floating baffle, and a boss extending into the protection ring is arranged at the communication position of the waste water hole and the inner flow passage of the valve body; the valve core is a water retaining disc, the water retaining disc is provided with a slot towards the floating seat, and the floating seat is provided with an inserting block inserted into the slot to form linkage fit between the floating seat and the water retaining disc.
CN201910071776.5A 2019-01-25 2019-01-25 Waste water valve with anti-scale and silencing functions Active CN109737212B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112944027B (en) * 2021-02-03 2022-09-13 重庆界石仪表有限公司 Pneumatic cage type single-seat regulating valve

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