CN101319728A

CN101319728A - Three-way intelligent electric-controlled ball valve

Info

Publication number: CN101319728A
Application number: CNA200810063080XA
Authority: CN
Inventors: 邵柯璇; 邵仁贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-09
Filing date: 2008-07-09
Publication date: 2008-12-10
Anticipated expiration: 2028-07-09
Also published as: CN100578056C

Abstract

The invention discloses an intelligent three-way electric control ball-valve, comprising a ball installed in the valve body, a seal ring, an electric drive mechanism connected with the ball, and as well as three floating seal rings which match the flow port of the valve body. The valve body is a three-way connection body; a motor mounted on a gear box drives a rotor axis installed in the gear box and on a gear change group to rotate; the end of the rotor axis is connected with the ball; the three floating seal rings form a flexible jacket provided with a spring and installed at the valve-body inlet interval channel of the upper end of a bonnet, a start-stop jacket provided with a seal ring A mounted at the outlet interval channel of the valve body and a support sleeve mounted on the upper-end interval channel of the valve body. The invention can be matched with an intelligent controller to automatically control the switching on and off and as well as the supply amount of hot air; the opening size of the ball outlet can be adjusted to ensure less hot air supply in the daytime and more hot air supply at night, and cut off hot air supply when there is not any person in the room. As a result, the heat can be allocated rationally, used sufficiently and the waste is avoided; the floating seal rings installed in the valve body has floating action on the ball, and as a result, long-time stable operation is ensured, and a union swivel is mounted on the valve body to facilitate installation.

Description

Three-way intelligent electric-controlled ball valve

Technical field

The present invention relates to a kind of electrically-controlled valve, particularly a kind of being installed in is used on the heating equipment pipeline control the break-make of heating installation and regulate the heating installation size, satisfies the three-way intelligent electric-controlled ball valve of user's different needs.

Background technique

Various countries' energy shortage this life circle, this has been the problem that countries in the world need be faced jointly, China is to military pledge under the state-owned enterprise, energy-conservation, consumption reduction, reduction of discharging are issued to each province and city as the rigid index of making assessments of the performance of each enterprise, some do not meet national energy policy, not up to standard, power consumption is big, the enterprise of befouling environment must rectify and improve, and not all rightly just closes down.

Northern China each province many employings central heat supply in existing winter heating Winter protection methods.

But also there are some drawbacks in the pipeline of existing heating equipment, its facility is simple and crude, each heating device does not all have independent control switch, therefore make heat supply circuit other, unit along the line, there are not people no one or this room to have that room of people unmanned among the house keeper, also no matter need, do not need, daytime, evening are all supplied the heating installation of same temperature all, so not only cause the significant wastage of the energy not meet national energy policy again.

Patent No. CN200410065124.4 " electric controlled ball valve of using intelligent IC card for anti electric larceny " provides a kind of electric-controlled ball valve of controlling rock gas, liquid gas, coal gas with IC-card, but it only has on-off function, also be not suitable on the heating equipment pipeline, installing and using, the valve body ingress of this patent does not have seal ring in addition, and sealing is poor, and the ball core of putting in the valve cavity is connected with volute spring is unsettled, when the ball core rotates, spring at all can't the fulcrum ball core, so ball core job insecurity, poor practicability.

Summary of the invention

Technical problem to be solved by this invention is: a kind of three-way intelligent electric-controlled ball valve is provided, suitable being installed on the heating equipment pipeline used with the supporting switch of doing of heating device, simple to operate, easy to use, can regulate, open and close electric-controlled ball valve as required automatically, heating installation is carried out size or break-make control, thereby reach the purpose of energy saving.

The present invention addresses the above problem the technological scheme that is adopted: three-way intelligent electric-controlled ball valve, comprise the ball core that is installed in the valve body, seal ring, the electric driver mechanism that is connected with the ball core, also comprise three floating seal rings that cooperate with the valve body communication port, described valve body is the tee union body, described electric driver mechanism is by the motor that is installed on the gear-box, drive is installed in the gear-box, rotating shaft on the gear graduation group is rotated, the not end and the ball core of rotating shaft connect to form, described three floating seal rings are, be installed on the bonnet, valve body inlet channel place has the movable sheath of spring, be installed in the keying cover that valve outlet runner place has the seal ring first, be installed in the supporting sleeve at runner place, valve body upper end.

Compared with prior art, the invention has the advantages that: 1, change the threeway manual ball valve into the threeway electric-controlled ball valve, like this electric-controlled ball valve just can with the supporting use of intelligent controller, the switching and the size of controlling, regulating heating installation automatically reach the purpose of energy saving.2,, make valve outlet close no Central Heating Providing, and outlet make current of warm air return pipe road on opening, and has given full play to the effect and the function of threeway if but the unmanned just Push switch driven by motor ball core in this room rotates.3, can control the rotation angle of ball core by intelligent controller, with the size that reduces, increases ball core exit orifice, promptly regulate and open small angle, the use amount that can reduce daytime, open the use amount that wide-angle can increase heating installation in night, accomplish that reasonable distribution is fully used heat energy.4, the outside of three communication port between ball core and valve body cavity, be respectively arranged with teflon and make, wear-resisting annular floating seal ring, the one side that seal ring cooperates with the ball core also is made into the cambered surface with its coupling, movable sheath, supporting sleeve, keying is enclosed within spring, fixed base, under the effect of seal ring the ball core there is floating action, could rotate if need overcome very big torsion the too big ball core of ball core pressure, otherwise it is stuck, if it is too poor again that the ball core is not had wiper seal, floating seal ring can increase sealing and reduce resistance again, can compensate assurance work long-term stability to the wearing and tearing after the long-term work of ball core, safe and reliable.5, cooperates the rotation of drive ball core with the arc spindle nose in the rotating shaft in the gear-box with crescent shaped groove on the ball core, as long as just can drive the rotation of ball core by starting electrical machinery with 1.5 volts of batteries, highly sensitive, speed is fast, energy consumption is low, suit especially in there be the room, office of heating device in family, unit, to install and use, 6, also install by loose joint, loose joint nut and the union that fixed base is threaded the valve body upper end, is convenient to this valve and installs on heat supplying pipeline.

Description of drawings

Fig. 1, structural representation of the present invention.

The A-A view of Fig. 2, Fig. 1.

The plan view of Fig. 3, Fig. 1.

Embodiment

Below in conjunction with accompanying drawing embodiments of the invention are further described.

There is the thermal probe hole 24 that communicates with the bonnet inner chamber on bonnet 10 tops.

Valve body 17 is for having the tee union body of pipe thread, the boss that is connected with gear-box in addition on the front surface.

Through hole is arranged in the middle of the ball core 11, and on the vertical sidewall of intermediate throughholes the side through hole that communicates is arranged, being on the sidewalls of 90 degree with side through hole has meniscate groove 12.

Be enclosed within on the loose joint nut 9 by loose joint 21, be threaded integral body, constitute union with lower end screw thread and fixed base 22.

At the outlet flow place of valve body 17 keying cover 20 and seal ring first 19 are installed, supporting sleeve 23 is installed at runner place, upper end, ball core 11 is put into valve body 17, the movable sheath 25 that is connected with spring 26 is installed on the end of bonnet 10, be fixed on bonnet on the inlet channel of valve body 17 with screw thread again, fixed seal ring second 27 on the end face of cooperation place also, union is fixed on screw thread on it on upper-end surface of valve body, is fixed with seal ring the third 18 on the end face of cooperation place.

Motor 1 is fixed on the gear-box 5, by meshed gears the speed change gear group 6 of intermeshing and having rotating shaft 7 is installed on the motor shaft, and be installed in the gear-box 5, upper cover plate 16 is installed in the gear-box, lower shoe 13 is installed below, periphery is equipped with sealing frame 14, rotating shaft 7 upper ends are connected with position limit switch 4, be installed in the switch case 2 on the gear-box, in the rotating shaft 7 outside the switch case 2 Positioning Gear 3 be installed also, the end of rotating shaft 7 has an arc spindle nose and seal ring fourth 8, insert in the crescent shaped groove 12 on the ball core 11 and link into an integrated entity, be buckled on the lower shoe 13 with electrical machinery cover 15 covers at last, the electrical machinery cover bottom through-hole has lighting outlet 28, as Fig. 1, shown in Figure 3.

Seal ring first, second, third, fourth are the O RunddichtringO, and three floating seal rings are movable sheath 25, open and close cover 20, supporting sleeve 23 is separate piece, the O-ring seal that is made into by polytetrafluoroethylmaterial material.

During use, this electric-controlled ball valve is installed on the pipeline of heating equipment, use as tee union and switch, and with loose joint head end and bonnet end with being threaded on the pipeline, and the entrance point on the heating device in valve outlet end and the user room is connected, but the lighting outlet on the electrical machinery cover 15 28 is connected just starting electrical machinery 1 with DC electrical source or with 1.5 volts of batteries, after the deceleration of motor by speed change gear group 6, driving rotating shaft 7 rotates, make ball core 11 counterclockwise direction that link together with it rotate 90 degree, ball core 11 withstands valve outlet port shutdown heating installation, at this moment heating installation enters from bonnet 10, flow out to pipeline by the loose joint head end, at this moment the user room is a closed condition, as shown in Figure 2.

If clockwise direction rotates 90 degree, ball core 11 turns to and withstands the loose joint head end, and at this moment heating installation enters from bonnet 10, enters the user for use by valve body 17 outlet end, and flows out to pipeline through the outlet of heating device.

Also be fixed with thermal probe hole 24 on the bonnet 10, the user can insert the temperature that thermal probe is measured heating installation, is convenient to regulate the size that ball core hole opens and closes, and when being used to carry liquid, water, other medium of oil or not needing thermometric as if this valve, on the bonnet this thermal probe hole can be set.

Also be connected with Positioning Gear 3 in this rotating shaft 7 in addition, can be connected with the intelligent controller computer in the external world with lighting outlet 28 through meshed gears and sample, thereby angle by sampled data may command, the rotation of adjusting ball core, not necessarily want positive and negative revolving to turn 90 degrees standard-sized sheet, complete shut-down, can rotate 20 degree, 30 degree, 40 degree etc. as required, even the heating installation amount that enters daytime is put the temperature low spot less, the high point of a little bigger temperature of heating installation amount that enters evening, thus reach the purpose that reasonable distribution, energy saving do not influence use again.

Claims

1, a kind of three-way intelligent electric-controlled ball valve, comprise the ball core (11) that is installed in the valve body, seal ring, the electric driver mechanism that is connected with the ball core, it is characterized in that also comprising three floating seal rings that cooperate with valve body (17) communication port, described valve body (17) is the tee union body, bonnet (10) connects into integral body with valve body (17), described electric driver mechanism is by the motor (1) that is installed on the gear-box (5), drive is installed in the gear-box (5), rotating shaft (7) on the gear graduation group (6) is rotated, the not end of rotating shaft (7) and ball core (11) connect to form, described three floating seal rings are, be installed in the movable sheath (25) that bonnet (10) upper valve body (17) inlet channel place has spring (26), be installed in the keying cover (20) that valve outlet runner place has seal ring first (19), be installed in the supporting sleeve (23) at runner place, valve body upper end.

2, three-way intelligent electric-controlled ball valve according to claim 1, supporting sleeve (23) has been located fixedly union of screw thread on it is characterized in that valve body (17), described union is enclosed within on the loose joint nut (9) by loose joint (21), and the integral body that is threaded with lower end screw thread and fixed base (22) constitutes.

3, three-way intelligent electric-controlled ball valve according to claim 1 is characterized in that a thermal probe hole (24) is arranged on the described bonnet (10).

4, three-way intelligent electric-controlled ball valve according to claim 1 is characterized in that the O-ring seal that described keying cover (20), supporting sleeve (23), movable sheath (25) all are made into by teflon, and the one side that cooperates with ball core (11) is an arc shaped surface.

5, three-way intelligent electric-controlled ball valve according to claim 1, the upper end that it is characterized in that described rotating shaft (7) is connected with position limit switch (4), be installed in the switch case (2) on the gear-box, in the rotating shaft (7) outside the switch case (2) Positioning Gear (3) is installed also, be connected with intelligent controller, the end of rotating shaft (7) has an arc spindle nose and seal ring fourth (8), insert in the crescent shaped groove (12) on the ball core (11) and link into an integrated entity, the lower shoe (13) of gear-box (5) is gone up cover and is buckled with electrical machinery cover (15), and the electrical machinery cover bottom through-hole has lighting outlet (28).