KR100995112B1 - Duplex float valve for controlling water level - Google Patents

Duplex float valve for controlling water level Download PDF

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Publication number
KR100995112B1
KR100995112B1 KR1020100024011A KR20100024011A KR100995112B1 KR 100995112 B1 KR100995112 B1 KR 100995112B1 KR 1020100024011 A KR1020100024011 A KR 1020100024011A KR 20100024011 A KR20100024011 A KR 20100024011A KR 100995112 B1 KR100995112 B1 KR 100995112B1
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KR
South Korea
Prior art keywords
packing
valve chamber
water
valve
piston
Prior art date
Application number
KR1020100024011A
Other languages
Korean (ko)
Inventor
이선희
Original Assignee
세양프라텍(주)
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Publication date
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Priority to KR1020100024011A priority Critical patent/KR100995112B1/en
Application granted granted Critical
Publication of KR100995112B1 publication Critical patent/KR100995112B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/22—Safety features
    • B65D90/26—Overfill prevention
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
    • F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
    • F16K31/22—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve with the float rigidly connected to the valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles
    • F16K31/602—Pivoting levers, e.g. single-sided
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K33/00—Floats for actuation of valves or other apparatus

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Float Valves (AREA)

Abstract

The present invention relates to a double float valve for water level control, wherein the inlet and outlet ports for flowing water flow in and out respectively formed in the upper and lower ends, there is formed a first valve chamber communicating with the inlet and a second valve chamber communicating with the outlet. And a valve body having a passage communicating with the first valve chamber and the second valve chamber, a first packing portion positioned in the first valve chamber, and a second packing portion positioned in the second valve chamber. A packing means, located on the water surface of the flowing water stored in the water tank, and floating along the level of the flowing water and one end connected to the floating ball when the floating ball rises together with the first packing part. And an actuating lever configured to push up the second packing part to shield the inlet and the passage, respectively, the first packing part and the second packing part. A dual float valve for level control is provided.

Description

Duplex float valve for controlling water level

The present invention relates to a double float valve for level control, and more particularly, the first packing part and the second packing part are opened and closed at the same time by the operating lever operated according to the water level, thereby improving the sealing force significantly. In addition, the present invention relates to a double float valve for level control that does not lose the water level control function of the water tank even if any one of the first packing part and the second packing part is damaged or broken.

Generally, a device that requires a large amount of water, such as a water purifier, a cold / hot water machine, or a tea vending machine, is provided with a water tank capable of storing a predetermined amount of water therein.

In addition, the apparatus is to control the water level detection member for detecting the water level inside the water tank and the water supply line inflow of water in accordance with the detected water level in the water level sensing member so that the water stored in the water tank maintains the proper level. It is equipped with the valve to make.

Here, the water level sensing member for detecting the water level can be largely divided into a static water level sensor and a dynamic water level sensor.

The static level sensor is an electronic or optical level detector that is not mechanically operated. It has a higher detection accuracy than a mechanical one. It is applied to a device requiring very precise level control. The dynamic level sensor is directly or indirectly driven by mechanical operation. In order to control the supply flow of the water by operating the valve device is a mandatory (floater) for detecting the water level by the buoyancy of the water is essential.

In addition, the dynamic water level sensor is an indirect operation method in which the level switch signal detected by the ball is operated by the magnet magnetic force built into the ball, and the solenoid valve opens and closes the water inlet pipe by the signal of the lead switch. In other words, the buoyancy of the buoy is mechanically transferred directly by the lever, and can be classified into a direct operation method of opening and closing a water inlet pipe by operating a double float valve for adjusting the water level. In general, the force generated by the buoyancy of the float The direct operation method of operating the valve device for directly opening and closing the pipeline is most widely used.

1 is a cross-sectional view of a conventional double float valve for level control.

As shown in FIG. 1, the conventional double float valve 100 for adjusting water level is installed in an inlet pipe of water and includes a valve device 110 having an intermittent means 111 for opening and closing the inlet of water, and installed in a water tank. According to the water level inside the tank, the floating ball 120 and the floating ball 120 coupled to the floating ball 120 are moved together with the floating ball 120 to operate the control means 111. It consists of a lever 130 to open and close.

Such a conventional water level control double float valve 100 moves up and down according to the water level of the water tank, accompanied by moving along the Shanghai-dong of the float 120, by operating the intermittent means 111 The water level in the water tank is adjusted by opening and closing the water inlet.

However, the conventional double float valve 100 for adjusting the water level is provided with a single intermittent means 111 for opening and closing the inflow path of the water and the water tank when the intermittent means 111 is worn or damaged by water pressure and loses its function. There was a problem in that safety accidents such as electric shock accidents occurred while the water was not overflowed to control the level inside.

The present invention has been made to solve the above problems, an object of the present invention is to form a first valve chamber and a second valve chamber in the valve body, the first packing unit in the first valve chamber and the second valve chamber, respectively And the first packing part and the second packing part can be opened and closed at the same time by the operating lever operated according to the water level in the state in which the second packing part is installed, so that the sealing force can be remarkably improved as well as the first packing. It is to provide a double float valve for level control that does not lose the water level control function of the water tank even if any one of the portion and the second packing portion is damaged or broken.

In addition, the present invention is to provide a double float valve for level control that does not lose the water level control function of the water tank in place of the role of the outer sphere even if the outer sphere is partially damaged.

According to an aspect of the present invention for achieving the above object, in the water level control double float valve for controlling the water level in the water tank by adjusting the amount of water flowing into the water tank, the flow of water flows into the upper and lower ends, respectively Inlet and outlet which are formed, the first valve chamber and the second valve chamber communicating with the inlet is formed therein, the valve is formed in the passage communicating the first valve chamber and the second valve chamber A body having a body, one end of which is located in the first valve chamber, the other end of which passes through the passage, and which is moved in and out of the valve body; a soft first packing part and the second valve which are coupled to an upper end of the piston. A packing means including a second packing part installed on the lower part of the piston so as to be movable upward and downward in a seal, and on the surface of the flowing water stored in the water tank. The first packing part and the second packing part are pushed up by the first packing part and the second packing part while being raised together when the buoy and one end connected to the buoy are raised according to the water level. A second packing part including an actuating lever for shielding the inlet port and the passage, respectively, wherein the second packing part is located in the second valve chamber and a lower end of the second packing body is pressed by the actuating lever; A second packing member coupled to an upper end of the second packing body, supported by a lower end of the piston on an upper surface thereof, and upwardly coupled to shield the passage when the second packing body is raised; The packing body has a plurality of ribs extending outward from the outer circumferential surface, and ends of the ribs formed in the piston and the second packing body are respectively Provides the group the first valve chamber and a water level adjustment double float valve characterized in that the close contact with the inner wall of the second valve chamber.

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In addition, the accessory sphere is preferably coupled to one end of the operating lever, the outer sphere is formed in the receiving space therein and the inner sphere is accommodated in the interior of the outer sphere, the inner space is formed in the interior is blocked.

According to the present invention as described above, the first valve chamber and the second valve chamber is formed in the valve body, and the first packing section and the second packing section are installed in the first valve chamber and the second valve chamber, respectively, according to the water level. By allowing the first packing part and the second packing part to open and close the inflow path of the water at the same time by the actuating operating lever, the sealing force can be remarkably improved and any one of the first packing part and the second packing part is damaged or Even if it is damaged, it does not lose the water level control function.

In addition, even if the outer sphere is partially damaged, the inner sphere has the effect of not losing the water level control function in place of the outer sphere.

1 is a cross-sectional view of a conventional double float valve for level control,
Figure 2 is a perspective view of a double float valve for level control according to an embodiment of the present invention,
Figure 3 is an exploded perspective view of a double float valve for level control according to an embodiment of the present invention,
Figure 4 is a cross-sectional view of a double float valve for level control according to an embodiment of the present invention,
5 is a view showing the operation of the double float valve for level control according to an embodiment of the present invention.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a perspective view of a double float valve for level control according to an embodiment of the present invention, Figure 3 is an exploded perspective view of a double float valve for level control according to an embodiment of the present invention, Figure 4 is an embodiment of the present invention Is a cross-sectional view of the double float valve for level control.

As shown in Figures 2 to 4, the double float valve 1 for level adjustment according to an embodiment of the present invention includes a valve body 10, a packing means 20, a mouthpiece 30, and an operating lever 40. It is configured to include.

The valve body 10 is largely the upper body 11, the lower body 12 is coupled to the lower end of the upper body 11 and the sealing member 13 interposed between the upper body 11 and the lower body 12 It is configured to include, and serves to form the main outline of the double float valve (1) for level control.

The upper body 11 has a first valve chamber 11a formed therein, and an accommodation space 11b into which the upper end of the lower body 12 is inserted is formed at the lower end thereof, and the first valve chamber 11a and the accommodation space. A catching jaw 11c is formed between the 11b and the upper end of the lower body 12 inserted into the accommodation space 11b is supported.

In addition, the upper body 11 has an inlet 11d connected to the first valve chamber 11a and water is introduced into the upper end, and the inlet 11d is connected to a water supply pipe (not shown) provided at the upper end thereof. Water enters through).

In addition, the upper body 11 is screwed with the second coupling protrusion 12d of the lower body 12 to be described later is formed three first coupling protrusion (11e) on the outer surface.

The lower body 12 has a second valve chamber 12a formed therein, and a lower end portion thereof is opened to form a discharge hole 12b through which the water introduced through the inlet 11d of the upper body 11 is discharged. The passage 12c which communicates with the 2nd valve chamber 12a is formed in the center.

In addition, the lower body 12 has a second coupling protrusion 12d formed at a position corresponding to the first coupling protrusion 11e on one side of the outer surface, and the second coupling protrusion 12d has a screw hole 12da therein. Is formed.

The lower body 12 is the upper end is inserted into the receiving space (11b) of the upper body 11, the first coupling protrusion (11e) and the second coupling protrusion (12d) is screwed into the upper body 11 and Combined.

The sealing member 13 may use a conventional O-ring, and is interposed between the upper body 11 and the lower body 12 to prevent the water introduced into the first valve chamber 11a from leaking to the outside. do.

The packing means 20 includes a piston 21 having an upper end located in the first valve chamber 11a and a lower end passing through the passage 12c, a first packing part 22 coupled to the upper end of the piston 21, and a piston. It is configured to include a second packing portion 23 coupled to the lower end of the 21, and is moved by the operation lever 40 to be described later serves to open and close the inlet (11d) and the passage (12c). .

The piston 21 has an insertion groove 21aa in which the first packing part 22 is inserted in the upper surface, and is formed from the support body 21a positioned in the first valve chamber 11a and the bottom surface of the support body 21a. It is formed to include a support bar (21b) extending downwards and passing through the passage (12c), and is raised and lowered in the valve body 10 by a second packing portion 23 to be described later, the first packing portion 22 ) To move Shanghai.

In addition, the piston 21 has a locking portion 21c formed between the support body 21a and the support bar 21b, and the locking portion is prevented from falling downward while being supported on the upper surface of the lower body 12. .

Preferably, the first packing part 22 is formed of a rubber material having a high sealing force. When the piston 21 is raised, the first packing part 22 shields the inlet port 11d of the upper body 11 to prevent water from entering. do.

The second packing portion 23 is coupled to the packing body 23a positioned in the second valve chamber 12a and the upper end of the second packing body 23a, and the packing on which the lower end of the support bar 21b is supported. It is configured to include a member (23b), when the operation lever 40 to be described later is raised together, the packing member (23b) shields the passage (12c) and pushes the piston 21 upwards to the first The packing part 22 serves to shield the inlet 11d of the upper body 11.
Here, the piston 21 and the packing body 23a of the second packing part 23 are each formed with a plurality of ribs 21c and 23aa outward from the outer circumferential surface.
Thus, the ribs 21c formed in the piston 21 and the ribs 23aa formed in the second packing body 23a are supported by the inner walls of the first valve chamber 11a and the second valve chamber 12a, respectively. It provides a flow path between the ribs and ribs not only provides a water path for the water flowing through the inlet 11d to move, but also stably when the piston 21 and the second packing body 23a move up and down. By allowing it to be moved serves to improve the sealing effect according to the first packing portion 22 and the second packing portion 23.

The ball 30 is formed in an empty box shape inside and positioned on the water surface in the water tank, and serves to move the operation lever 40 to be described later while moving up and down according to the water level inside the water tank.

The sub-ball 30 is composed of an outer (31), the inner lever 31 is installed in the interior of the outer sphere 31, the inner lever 31 is coupled to the operating lever 40 on one side. It is desirable to improve buoyancy.

Here, the inner sphere 32 has a buoyancy to be improved as described above, and the space portion 32a is formed inside and separated from the outside, so that even if the outer sphere 31 is partially damaged, the outer sphere 31 serves as a substitute for the outer sphere 31. As a result, even when the outer sphere 31 is broken, the water tank does not lose the water level control function.

One end of the operation lever 40 is hinged to the lower end of the valve body 10, the other end is coupled to one side of the outer sphere 31 is rotated as the float 30 is raised and lowered, the float 30 is raised When it is rotated upwards, one side serves to raise the second packing part 23 by pressing the lower end of the second packing part 23.

Figure 5 is a view showing the operation of the double float valve for level control according to an embodiment of the present invention.

Referring to Figures 4 and 5 attached to the operation of the double float valve for level control according to an embodiment of the present invention configured as described above are as follows.

First, as shown in FIG. 4, when the inlet 11d and the passage 12c of the valve body 10 are opened and water is introduced into the water tank through the inlet 11d, the water is accumulated and the inside of the water tank is accumulated. The water level is increased, and as shown in FIG. 5, the float 30 located on the surface of the water rises with the rising water level.

When the buoy 30 is raised, the operation lever 40 is rotated upward to press the lower end of the second packing part 23, and the second packing part 23 is lifted by the operation lever 40, thereby packing member. 23b shields the passage 12c and pushes up the lower end of the piston 21 to raise the piston 21.

When the piston 21 rises, the first packing part 22 coupled to the upper part of the piston 21 rises together with the piston 21 to shield the inlet 11d.

Accordingly, the inflow of water is first shielded by the first packing part 22, and the inflow of water is secondly shielded by the second packing part 23, and the sealing force is remarkably improved, and the first packing part 22 and Even if any one of the packing parts of the second packing part 23 is damaged or broken, the water level of the water tank does not lose its adjusting function.

After the water stored in the water tank is consumed and the water level is lowered, the float 30 is lowered according to the water level, the operation lever 40 is rotated to the lower, and thus the packing means 20 is moved downwards to the inlet 11d ) And passage 12c are opened again, and water is introduced into the water tank.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Accordingly, the appended claims will cover such modifications and variations as fall within the spirit of the invention.

1: double float valve for water level control 10: valve body
11: upper body 11a: first valve chamber
11b: receiving space 11c: hanging jaw
11d: inlet 11e: first coupling protrusion
12: lower body 12a: first valve chamber
12b: outlet 12c: passage
12d: second coupling protrusion 13: sealing member
20 packing means 21 piston
21a: support body 21b: support bar
22: first packing part 23: second packing part
23a: packing body 23b: packing member
30: ball 31: outer ball
32: internal hole 40: operating lever

Claims (6)

In a double float valve for adjusting the water level in the water tank by adjusting the amount of water flowing into the water tank,
Upper and lower ends respectively have an inlet and an outlet through which the flow of water flows in and out, and a first valve chamber communicating with the inlet and a second valve chamber communicating with the outlet are formed therein, and the first valve chamber and the second valve chamber are formed. A valve body having a passage communicating therewith;
A piston of which one end is located in the first valve chamber and the other end passes through the passage and is moved in and out of the valve body; a soft first packing portion and a second valve chamber coupled to an upper end of the piston; Packing means including a second packing part installed on the lower part of the piston to be movable up and down;
A float located on the surface of the flowing water stored in the water tank, the floating mouth being moved in accordance with the level of the flowing water; And
When one end is connected to the buckle and the buckle rises, the first packing part and the second packing part are pushed up together with the first packing part and the second packing part to shield the inlet port and the passage, respectively. Including the operating lever,
The second packing part is located in the second valve chamber and the soft second packing body and the lower end is pushed up by the operation lever, and coupled to the upper end of the second packing body and the lower end of the piston is supported on the upper surface When the second packing body is raised includes a second packing member for lifting up and shielding the passage,
The piston and the second packing body are formed with a plurality of ribs extending outward from the outer peripheral surface, the ends of the rib formed in the piston and the second packing body is in close contact with the inner wall of the first valve chamber and the second valve chamber, respectively. Level float dual float valve, characterized in that the.
delete delete delete delete The method of claim 1,
The ball is
One end of the operation lever is coupled, the outer sphere formed receiving space therein; And
The level float control double float valve, characterized in that it comprises an inner sphere which is accommodated inside the outer sphere, the space portion is formed in the interior is blocked from the outside.
KR1020100024011A 2010-03-18 2010-03-18 Duplex float valve for controlling water level KR100995112B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100024011A KR100995112B1 (en) 2010-03-18 2010-03-18 Duplex float valve for controlling water level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100024011A KR100995112B1 (en) 2010-03-18 2010-03-18 Duplex float valve for controlling water level

Publications (1)

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KR100995112B1 true KR100995112B1 (en) 2010-11-18

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KR1020100024011A KR100995112B1 (en) 2010-03-18 2010-03-18 Duplex float valve for controlling water level

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102174342B1 (en) 2020-10-07 2020-11-04 주식회사 신원엔지니어링 Apparatus for regulating water level

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102174342B1 (en) 2020-10-07 2020-11-04 주식회사 신원엔지니어링 Apparatus for regulating water level

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