CN2695732Y

CN2695732Y - Secondary float valve

Info

Publication number: CN2695732Y
Application number: CN 200420033634
Authority: CN
Inventors: 龙勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-05-21
Filing date: 2004-05-21
Publication date: 2005-04-27
Anticipated expiration: 2014-05-21

Abstract

The utility model provides a secondary float valve, comprising a valve body provided with a valve inlet and a valve outlet, a piston positioned in the valve body and cooperating with the valve body. The secondary float valve is characterized in that the utility model comprises a floating ball (11) which is flexibly connected with the piston and is outside the valve body, an opening device which opens the valve inlet, a floating ball (14) outside the valve body and a closing device which drives the piston to close the valve inlet. The utility model can replace and replenish the running water storage such as tanks, etc. in time, has no energy consumption, and automatically supplies water and cuts off the water supply.

Description

The secondary float valve

Technical field:

The utility model is relevant with float valve, and is special relevant with the secondary float valve.

Background technique:

In people's domestic water, secondary water-supply is present urban work and life ubiquitous phenomenon in the building, require because institute of town water supply department water supply pressure is the water that impossible satisfy all users in a day in 24 hours---particularly high floor user, so one water-storing tank (or underground tank is used water pump suction roof water tank again) is arranged in building top common design, in this water tank (pond) generally again objective reality have one to supply automatically, the device of cutting off the water, what adopt basically at present is to have only a float valve with the rigidly connected ball float of valve body, owing to now use due to the structure with the float valve principle; Though it can in time close water intake when water tank is filled water, as long as having decline float valve will occur slightly, opens cistern water level, water tank water has been used how much all can in time replenish and has newly been advanced tap water when enough as if hydraulic pressure; But because water tank is all considered maximum water consumption of user and the certain safety coefficient that adds when it designs, Gu Shuixiangshui generally was exhaustless in 24 hours, often one day only with having one of two or 1/3rd even still less, will cause in the majority and the situation that fresh tap water is few of Chen Shui in the water tank like this, so form the many new few situations of supplementing water of long-term Chen Shui, for bacteria breed breeding in the water tank provides certain advantage.

The model utility content:

The purpose of this utility model is in order to overcome above deficiency, provides a kind of and can in time change tap water deposit such as subsidiary water tank, and noenergy consumption again is automatically for, the secondary float valve of cutting off the water.

The utility model secondary float valve comprises the valve body that contains valve inlet and valve export, be positioned at the piston that valve body cooperates with valve body, it is characterized in that having containing being positioned at the outer ball float 11 of valve body and the opening device of Open valve import, contain the shutoff device that is positioned at the outer ball float 14 of valve body and promotes the import of piston throttle down with piston flexibly connects.

Also comprise the

lockhole

6,7 that lays respectively on piston, the valve body in the above-mentioned opening device, the lock body that cooperates with

lockhole

6,7, the other end is connected with ball float 11 by flexible member with lock body is hinged to be hinged on an end of the lever on the valve body, also comprise the rigid rod hinged with valve body in the shutoff device, an end of rigid rod stretches into and is connected with piston in the valve body and the other end is connected with ball float 14.

Lockhole 7 on the above-mentioned valve body is a reverse taper hole, and the cone that stretches into lockhole on the valve body is arranged on the lock body, and lock body can be stretched into rapidly in the lock body on valve body, the piston.

Be positioned at the hinged pull bar 17 of valve body one end and valve body in the above-mentioned opening device in addition, one end is connected the outer ball float 11 of Kong Eryu valve body that flexible member on the pull bar 17 passes on the valve body after by the fulcrum in the valve body and connects, the two ends that are positioned at valve body in the shutoff device in addition respectively with piston, the center pole 20 that valve body connects, bar 21 is handed over the hinged lever of center pole respectively in hinged and two ends, middle part, one end is connected with ball float 14 with the hole that lever hands over the other end of the hinged floating ball lever 22 of bar middle part articulating point to pass on the valve body, and center pole 20 is made up of the two one mutually hinged center branch bars 25 of end.

It is hinged that above-mentioned floating ball lever is positioned at valve body outer an end and valve body.

Above-mentioned valve body inlet has the runner that is connected with valve body to take over, and has on the piston with runner and takes over the sealing gasket that stretches into the end in contact in the valve body.

The utility model secondary float valve is to be loaded in secondary water tank (pond) etc.The utility model has adopted two ball float structures.After user's water tank (or pond) is filled water, can only after user's cistern water level drops to certain particular safety water level, could open tank intake valve of water subsidiary water tank water inlet, have only when water tank upgrade just can close after water adds to the former setting height of cistern water level into water automatically for, cut off the water.The utility model extensively is suitable for or the existing float valve of alternative automatic loading water water tank, and it can in time change subsidiary water tank tap water deposit, noenergy consumption again, and tap water valve body water resistance when water inlet is littler, and it is faster to intake.The utility model also can be used as the starting mode of pump telltale after certain transformation of the way, also can be matched in uses such as eductor type feeder, and the utility model is also applicable to life engineering feed-water tank, the control of chemical industry fluid case etc.

Description of drawings:

Fig. 1 is the utility model structure (opening state) schematic representation.

Fig. 2 is the closed condition figure of Fig. 1.

Fig. 3 is another structure of the utility model (opening state) schematic representation

Fig. 4 is the closed condition figure of Fig. 3.

Embodiment:

Embodiment 1:

Fig. 1, Fig. 2 have provided present embodiment 1 figure.Referring to Fig. 1, Fig. 2, valve inlet 2, valve export 3 are arranged on the valve body 1, piston 4 one ends stretch in the valve body and with valve pocket and are slidingly matched.The lockhole 6, the inverted cone lockhole 7 that lay respectively on piston, the valve body are arranged in the opening device 5, and the lower end is that the lock body 8 of cone can go out successively, go in inverted cone lockhole 7, the lockhole 6.Be hinged on an end of the lever 9 on the outer free bearing of valve body and the free bearing on the lock body 8 is hinged and the other end is connected with flexible member 10, the other end of flexible member 10 is connected with ball float 11.The other end that a end in the shutoff device 12 stretches into the rigid rod 13 that promotes the import of piston throttle down in the interior piston lockhole of valve body is connected with ball float 14 with the hinged back of the free bearing outside the valve body.

Present embodiment 1 is contained in the water tank, ball float 14 floats the drive rigid rod and promotes the import of piston throttle down, (as Fig. 2, this moment, cistern water level arrived the water level upper limit), meanwhile, lock body pass the lockhole on the valve body and be contained in the lockhole on the piston and in time with the piston switch locking of valve and when cistern water level begins to descend the valve water inlet can not open.Have only when cistern water level drops to specific safety level (deciding on user situation), ball float 11 is just by self gravitation nature pull lever 9, pull out and make it to break away from piston lock body 8, this moment is because hydraulic action and make valve inlet open (as Fig. 1) entirely thereby replenish in water tank naturally newly to advance tap water, to have avoided the surplus water situation of the interior old dilutional hyponatremia of water tank therefrom.

Embodiment 2:

Fig. 3, Fig. 4 have provided present embodiment 2 figure.Referring to Fig. 3, Fig. 4, the entrance point that contains the valve body 1 of valve inlet 2 and valve export 3 runner that a termination stretches in the valve body that is threaded takes over 15, has on the end face of piston 4 with runner and takes over the sealing gasket 16 that the termination contacts.The other end that has hinged pull bar 17, one ends of free bearing on the end that is positioned at valve body and the piston to be hinged on the flexible member (as backguy) 18 on the pull bar 17 in the opening device 5 is walked around the hole 19 that passes on the valve body behind the fulcrum in the valve body and is connected with ball float 11.Have the two ends that are positioned at valve body to be hinged on center pole 20 on corresponding of valve body and the piston respectively in the shutoff device 12, the middle part is hinged and lever pole 21 that two ends are hinged with center pole respectively.The hole 23 that the other end of the floating ball lever 22 that one end and lever pole middle part articulating point is hinged passes on the valve body is connected with ball float 14.Bearing 24 on the floating ball lever is hinged with valve body, and center pole 20 is made up of the two one mutually hinged center branch bars 25 of end.

Present embodiment 2 is contained in the water tank, ball float 14 can only play close water into effect (as Fig. 4, this moment, cistern water level arrive the water level upper limit), meanwhile, center pole is stretched and piston is pressed closer in runner adapter and when cistern water level begins to descend the valve water inlet can not be opened.Have only when cistern water level drops to specific safety level, the just logical self gravitation of ball float 11 spurs pull bar 17 naturally, makes valve inlet open (as Fig. 3) entirely naturally owing to hydraulic action, newly advances tap water thereby replenish in water tank.

Claims

1, secondary float valve, comprise the valve body that contains valve inlet and valve export, be positioned at the piston that valve body cooperates with valve body, it is characterized in that having containing being positioned at the outer ball float (11) of valve body and the opening device of Open valve import, contain the shutoff device that is positioned at the outer ball float (14) of valve body and promotes the import of piston throttle down with piston flexibly connects.

2, secondary float valve as claimed in claim 1, it is characterized in that also comprising in the opening device lockhole (6,7) that lays respectively on piston, the valve body, the lock body that cooperates with lockhole (6,7), the other end is connected with ball float (11) by flexible member with lock body is hinged to be hinged on an end of the lever on the valve body, also comprise the rigid rod hinged with valve body in the shutoff device, an end of rigid rod stretches in the piston lockhole in the valve body and the other end is connected with ball float (14).

3, secondary float valve as claimed in claim 2 is characterized in that the lockhole (7) on the valve body is reverse taper hole, and the cone that stretches into lockhole on the valve body is arranged on the lock body.

4, secondary float valve as claimed in claim 1, it is characterized in that being positioned in addition in the opening device valve body one end and the hinged pull bar (17) of valve body, one end is connected the outer ball float (11) of Kong Eryu valve body that flexible member on the pull bar (17) passes on the valve body after by the fulcrum in the valve body and connects, the two ends that are positioned at valve body in the shutoff device in addition respectively with piston, the center pole (20) that valve body connects, bar (21) is handed over the hinged lever of center pole respectively in hinged and two ends, middle part, one end is connected with ball float (14) with the hole that lever hands over the other end of the hinged floating ball lever (22) of bar middle part articulating point to pass on the valve body, and center pole (20) is made up of the two one mutually hinged center branch bars (25) of end.

5, secondary float valve as claimed in claim 4, it is hinged to it is characterized in that floating ball lever is positioned at valve body outer an end and valve body.

6, secondary float valve as claimed in claim 4 is characterized in that valve body inlet has the runner that is connected with valve body to take over, and has on the piston with runner and takes over the sealing gasket that stretches into the end in contact in the valve body.