CN201507700U

CN201507700U - External water pressure type water level control valve

Info

Publication number: CN201507700U
Application number: CN2008202300091U
Authority: CN
Inventors: 陈龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-11
Filing date: 2008-12-11
Publication date: 2010-06-16
Anticipated expiration: 2018-12-11

Abstract

The utility model relates to an external water pressure type water level control valve, which comprises a valve body composed of a water inlet end port and a water outlet end port, and a valve core. The external water pressure type water level control valve is characterized in that the valve core is installed on the water outlet end port and is composed of a pressure release automatic closing cover and a rubber bowl, the pressure release automatic closing cover is buckled on the rubber bowl, the pressure release automatic closing cover and the rubber bowl form an internal hollow cavity mutually, a water outlet small port is arranged on the pressure release automatic closing cover, a water inlet small port is arranged on the rubber bowl, a balance lever is further arranged in the valve body, and a rubber plug capable of sealing the water outlet small port on the pressure release automatic closing cover and a pressure recovery device are arranged on the balance lever. The external water pressure type water level control valve of the utility model fully utilizes self pressure of water as power, combines with lever principals for manufacture, has the advantages of small volume, convenient repair and replacement, low cost, long service life, water saving and energy saving, and the like, and can realize automatic water feeding and automatic water closing.

Description

External hydraulic pressure type water level control valve

Technical field

The utility model relates to altitude valve, particularly relates to a kind of external hydraulic pressure type water level control valve.

Background technique

The automatic controller of the solar water container commonly used at present and the water inlet of other water tanks, water level such as float altitude valve etc. all can only be installed in water tank inside, and its volume is big, and the maintain and replace inconvenience.

Also has a kind of FA water-temperature water-level intelligent controller now, its principle is to adorn a sensor in solar water container, the temperature and the water level information that are recorded by sensor are transferred to intelligent observe and control instrument by signal, intelligent observe and control instrument is implemented control by information processing to entering water electromagnetic valve, as shown in Figure 1.There is following technological deficiency in this instrument:

1. cost an arm and a leg, about about 400 yuan general families cannot afford, and do not obtain general use;

2. must use electric energy, not energy-conservation, and dangerous;

3. sensor is very fastidious to Environmental Conditions, when the calcium carbonate content in the water is big, and very easy scaling, thus easily cause Control Failure;

4. technology is made complexity, complex structure, cost height;

5. installation and maintenance complexity;

6. can't prevent thunder and lightning, easily be attacked by thunder and lightning, dangerous;

7. short its working life according to user feedback, about about 1 year.

Summary of the invention

The purpose of this utility model is to overcome the defective of above-mentioned prior art, provides a kind of volume little, and convenient maintenance and replacement is cheap, the external hydraulic pressure type water level control valve of long service life.

The technical solution of the utility model is:

A kind of external hydraulic pressure type water level control valve, comprise and have the into valve body of water port and water outlet port, and spool, it is characterized in that: described spool is installed in body cavity, it is made up of decompression snappy spring cover and rubber bowl, and the decompression snappy spring cover is buckled on the rubber bowl, and forms internal cavities each other, have the water outlet osculum on the decompression snappy spring cover, have into water osculum on the rubber bowl; Also be provided with balancing pole in valve body, this balancing pole is provided with can be with the stifled pressure recovery device that reaches of the rubber of above-mentioned decompression snappy spring cover upper water-out osculum shutoff;

The strong point of above-mentioned balancing pole is located on the decompression snappy spring cover, and an end of balancing pole is installed on the pressure recovery device, and the other end is installed on the micro-adjusting mechanism, and described pressure recovery device and micro-adjusting mechanism are oppositely arranged on the valve body both sides;

Described pressure recovery device is made up of piston sleeve, the piston, pressure-bearing spring and the piston seal that are installed in the piston sleeve, and an end of balancing pole is connected by master screw with piston;

The piston sleeve of described pressure recovery device has tapped hole, and coarse screw is installed in the hole, and the piston sleeve the other end is connected with valve body, and piston seal is installed in the joint of piston sleeve and valve body, and the piston seal endoporus is connected with piston;

Described micro-adjusting mechanism comprises that turn-knob, gland, conciliation screw are done and the fine setting spring, and turn-knob is screwed in reconciles screw and do, and gland is buckled on the turn-knob, and the fine setting spring housing is contained in reconciles screw and do and go up and be between knob and the balancing pole;

Above-mentioned rubber bowl lower end is provided with decompression supporting base and water supply connector successively, the decompression supporting base is sleeved on the water inlet osculum of the water supply connector that becomes warp, described decompression supporting base comprises annular loam cake, annular lower cover and connects the annular brace of loam cake and lower cover, cover on the annular and have the hole, have side opening on the annular brace;

The both sides of described annular brace are equipped with supports muscles and bones.

Self pressure that external hydraulic pressure type water level control valve of the present utility model has made full use of water is power, and combines lever principle and be made, and its technological merit is embodied in following several aspect:

1. compare with common altitude valve, common valve can only be installed in water tank inside, and the utility model can be installed in water tank outside, and installation and maintenance are all very convenient

2. compare with advanced person's intelligent observe and control instrument, the utility model is without electric energy, only utilize self pressure of water to realize for power, have saving power, preparation process is simple, cheap (about about 50 yuan), long service life (is approximately 6 to 8 years, its life-span is depended on the working life of piston seal), installation and maintenance are convenient, can accept for all solar water heater users;

3. of the present utility model it decompression is arranged, easily regulate water temperature, conserve water.When we when using solar hot-water bath, it has a kind of decompression to tap water, and the hydraulic pressure when regulating water temperature in the valve reduces, and water inlet makes the water in the valve and the hydraulic pressure of hot water reach balance automatically automatically, just unusual good adjusting of water temperature has like this reduced the waste of water when regulating water temperature.

4. realize adding automatically water and closed water automatically, reduced when adding water usually the waste of water.

In sum, it is little that external hydraulic pressure type water level control valve of the present utility model has a volume, and convenient maintenance and replacement is cheap, long service life, and advantage such as save water and energy, and can realize adding automatically water and close water automatically.

Description of drawings

Fig. 1 is the structural representation sketch of the utility model external hydraulic pressure type water level control valve;

Fig. 2 is the sectional view at the utility model spool place;

Fig. 3 is the structural representation sketch of the utility model decompression supporting base;

Fig. 4 is the connection diagram of the utility model decompression snappy spring cover and strut;

Fig. 5 is the connection diagram of the utility model piston and strut;

Embodiment

External hydraulic pressure type water level control valve of the present utility model comprises having the into valve body 1 of water port 2 and water outlet port 3,

Water inlet port 2 places at valve body 1 are equipped with water supply connector 17, decompression supporting base 16 and spool successively according to flow direction, described spool is made up of decompression snappy spring cover 7 and rubber bowl 6, decompression snappy spring cover 7 is buckled on the rubber bowl 6, and form internal cavities each other, have water outlet osculum 8 on the decompression snappy spring cover 7, have into water osculum 9 on the rubber bowl 6.Described decompression supporting base 16 comprises annular loam cake 16-1, annular lower cover 16-2 and connects the annular brace 16-3 of loam cake and lower cover, have hole 16-4 on the annular loam cake 16-1, have side opening 16-5 on the annular brace 16-3, and be equipped with support muscles and bones 16-6 in the inside and outside both sides of annular brace 16-3.Decompression supporting base 16 is socketed on the halfpace type intake pipe 17, halfpace type intake pipe 17 cooperates looping to support the inner space of doing seat with the annular brace 16-3 of decompression supporting base 16, make current to flow into this inner space from last hole 16-4, flow out along side opening 16-5 then, finally enter in the valve body valve pocket.

In valve body 1 valve pocket, also be provided with balancing pole 4, the strong point 10 of this balancing pole 4 is located on the decompression snappy spring cover 7, and an end of balancing pole 4 is installed on the pressure recovery device, the other end is installed on the micro-adjusting mechanism, described pressure recovery device and micro-adjusting mechanism are oppositely arranged on valve body 1 both sides, it is the most suitable that the pressure recovery device is located at the water outlet port generally speaking, also is being provided with on the balancing pole 4 and the rubber of water outlet osculum 8 shutoff on the decompression snappy spring cover 7 can be being blocked up 5.

Described pressure recovery device is made up of piston sleeve 11-3, the piston 11, pressure-bearing spring 12 and the piston seal 11-4 that are installed in the piston sleeve 11-3, and an end of balancing pole 4 is connected by master screw 11-1 with piston 11.The piston sleeve 11-3 bottom of this pressure recovery device is provided with tapped hole, and coarse screw 11-2 is housed in the hole, regulates this external hydraulic pressure type water level control valve by adjustment pressure-bearing spring 12 and reconciles greater than the water level more than the 1mm.The piston sleeve 11-3 the other end is connected with valve body 1, and piston seal 11-4 is installed in the joint of piston sleeve and valve body, and the piston seal endoporus is connected with piston 11.

Described micro-adjusting mechanism comprises turn-knob 12, gland 13, reconciles screw dried 14 and fine setting spring 15, turn-knob 12 is screwed in reconciles on the screw dried 14, gland 13 is buckled on the turn-knob 12, and fine setting spring 15 is sleeved on to reconcile on the screw dried 14 and be in and reconciles between screw dried 14 and the balancing pole 4.Being provided with of this device mainly is that 1mm by the pressure of adjusting fine setting spring 15 is regulated this valve reconciles with interior water level, further adjusts the sensitivity of this valve and the degree of accuracy of water level.

The working procedure of the utility model external hydraulic pressure type water level control valve is:

Water level in the water tank raises gradually, hydraulic pressure increases gradually, the pressure of pressure-bearing spring 12 increases gradually, when the pressure of water during big and pressure-bearing spring 12 static pressures, because promoting piston 11, self pressure of water moves down gradually, balancing pole 4 is had a downwarp by the pulling force of piston, when water level during to certain position the rubber on the balancing pole 4 stifled 5 block water outlet osculum 8, be in closed state in the spool, tap water enters in the spool from the water inlet osculum 9 in the middle of the rubber bowl 6, owing to be in closed state in the spool, hydraulic pressure in the spool increases gradually, thereby rubber bowl 6 bottoms and sidepiece all are subjected to compression swelling with tight shutoff between tap water water intake 17-1 and decompression snappy spring cover 7 and the rubber bowl 6, and at this moment the water inlet is in thorough closed condition, and water inlet stops.

After solar water uses, drawdown, solar energy nature hydraulic pressure descends, the power of pressure-bearing spring 12 will will reach new balance with the pressure of water, balancing pole 4 backward rotation, and the water outlet osculum 8 on the spool has been opened, the hydraulic pressure of valve core cavity reduces, tap water has been washed rubber bowl 6 open, and tap water water intake 17-1 opens automatically, begins to add water.

Claims

1. external hydraulic pressure type water level control valve, comprise and have the into valve body (1) of water port (2) and water outlet port (3), and spool, it is characterized in that: described spool is installed in valve body (1) inner chamber, it is made up of decompression snappy spring cover (7) and rubber bowl (6), and decompression snappy spring cover (7) is buckled on the rubber bowl (6), and forms internal cavities each other, have water outlet osculum (8) on the decompression snappy spring cover (7), have into water osculum (9) on the rubber bowl (6); Also be provided with balancing pole (4) in valve body (1), this balancing pole (4) is provided with can be with the rubber of above-mentioned decompression snappy spring cover (7) upper water-out osculum (8) shutoff stifled (5) and pressure recovery device.

2. according to the described external hydraulic pressure type water level control valve of claim 1, it is characterized in that: the strong point (10) of above-mentioned balancing pole (4) is located on the decompression snappy spring cover (7), and an end of balancing pole (4) is installed on the pressure recovery device, the other end is installed on the micro-adjusting mechanism, and described pressure recovery device and micro-adjusting mechanism are oppositely arranged on valve body (1) both sides.

3. according to claim 1 or 2 described external hydraulic pressure type water level control valves, it is characterized in that: described pressure recovery device is made up of piston sleeve (11-3), the piston (11), pressure-bearing spring (12) and the piston seal (11-4) that are installed in the piston sleeve (11-3), and an end of balancing pole (4) is connected by master screw (11-1) with piston (11).

4. according to the described external hydraulic pressure type water level control valve of claim 3, it is characterized in that: the piston sleeve of described pressure recovery device (11-3) has tapped hole, coarse screw (11-2) is installed in the hole, piston sleeve (11-3) the other end is connected with valve body (1), piston seal (11-4) is installed in the joint of piston sleeve and valve body, and the piston seal endoporus is connected with piston (11).

5. according to the described external hydraulic pressure type water level control valve of claim 2, it is characterized in that: described micro-adjusting mechanism comprises turn-knob (12), gland (13), reconciles screw dried (14) and fine setting spring (15), turn-knob (12) is screwed in reconciles on the screw dried (14), gland (13) is buckled on the turn-knob (12), and fine setting spring (15) is sleeved on the conciliation screw dried (14) and is between knob (12) and the balancing pole (4).

6. according to the described external hydraulic pressure type water level control valve of claim 1, it is characterized in that: above-mentioned rubber bowl (6) lower end is provided with decompression supporting base (16) and water supply connector (17) successively, decompression supporting base (16) is sleeved on the water inlet osculum (17-1) of the water supply connector (17) that becomes warp, described decompression supporting base (16) comprises annular loam cake (16-1), annular lower cover (16-2) and connects the annular brace (16-3) of loam cake and lower cover, have hole (16-4) on the annular loam cake (16-1), have side opening (16-5) on the annular brace (16-3).

7. according to the described external hydraulic pressure type water level control valve of claim 6, it is characterized in that: the both sides of described annular brace (16-3) are equipped with supports muscles and bones (16-6).