CN2191332Y

CN2191332Y - Controllable three-way cut-off valve

Info

Publication number: CN2191332Y
Application number: CN 94213258
Authority: CN
Inventors: 王定国; 吴俊�; 杨以诚
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-06-04
Filing date: 1994-06-04
Publication date: 1995-03-08
Anticipated expiration: 2004-06-04

Abstract

The utility model relates to a controllable three-way cut-off valve, and the existing three-way valve which is arranged between the radiator and the main pipeline of each storey in a high-rise building has not the function of closing the radiator in one way. The utility model is provided with a cylindrical hollow water separator which has three quarters of a side wall to be opened and is arranged in a valve body which is provided with two openings which are in 180 DEG and an opening which is in 90 DEG, the bottom surface and the lower part of the water separator are provided with the opening which can be superposed to open or close mutually by using the rotation of the water separator and is fixed on a water diversion disk in the valve body, and the function that the close of one of the two openings which are in the 180 DEG mutually is realized in one way can be realized. The utility model is provided with an embracing piece between the closed opening and the side wall of the water separator, and enhances the closed sealing performance.

Description

Controllable three-way cut-off valve

The utility model belongs to a kind of valve, particularly the triple valve of using for radiator.

The radiator that is installed on every floor in the tall building all needs to adopt the triple valve from the shunting of standpipe main line, existing this class valve does not all possess the function that (vapour) port that supplies water to radiator is closed, except that the structure reason, also having a problem is to be difficult for sealing, so in case need close is exactly that main line is sealed, cause all branch's radiator Close Alls, this has just brought inconvenience to needing that local radiator is stopped heat supply in maintenance and the modern central heat supply management.

The utility model aims to provide a kind of energy will supply water to radiator the port unidirectional blocking of (vapour) and the threeway controllable stop valve of good seal performance.

For achieving the above object, the utility model has adopted following structure: it comprises that having two is mutually 180 ports 1 of spending angles, 10, a valve body 16 that becomes the port 13 of an angle of 90 degrees with above-mentioned two ports, with port 13 be 180 the degree angles the valve body position on valve gap 6, water knockout drum 14 in the valve body, pass valve gap and can drive the swing arm 5 that water knockout drum rotates, it is characterized in that: described body cavity is cylindrical, its axis and aforementioned two ports 1 that are 180 degree angles, 10 axis normal, described water knockout drum 11 also is the hollow cylinder that sidewall can be slidingly matched along body cavity, the cylindrical body end face of water knockout drum links to each other with aforesaid swing arm 5, establish between bottom surface and the bottom port 13 one with the relatively-stationary water diversion disk 15 of valve body, the cylinder side wall of circumferential 360 degree of hollow water knockout drum has the sidewall in 3/4ths scopes to open with inner chamber, in addition 1st/4th, sealing, water knockout drum bottom surface 180 degree of being separated by have a bleeder, two bottom surfaces 14, the 180 degree correspondences of also being separated by on the water diversion disk have two water diversion disk ports 12, water knockout drum be in its open wall portion make valve body two be 180 the degree angles ports 1, on 10 positions that communicate, bleeder, water knockout drum two bottom surface 14 and two water diversion disk ports 12 of bottom 90 degree of being separated by stagger, be in its closed side wall at water knockout drum and partly aim at two and be on the position of a port in the 180 degree angle ports, the utility model is provided with enclasped plate 7 between described water knockout drum closed side wall part is with the body cavity sidewall around the port relative with it.

The using method and the working principle of this valve body are: that port that valve body is band enclasped plate in two ports at 180 degree angles is made the water outlet that communicates with radiator, the water inlet that another work communicates with main line, make the water outlet that communicates with main line with their ports 13 in vertical direction, when the wall portion of opening of water knockout drum makes two to be the ports 1,10 at 180 degree angles when communicating, bleeder, bottom surface 14 is closed, the water of main line enters radiator, flows back to the main line of bottom again from radiator outlet.If will close radiator, then water knockout drum is turned 90 degree with swing arm, the water outlet sealing that the closed side wall part of water knockout drum will be communicated with radiator, this moment, the bleeder, bottom surface 14 of water knockout drum overlapped with the water diversion disk port 12 of bottom, so behind the current inlet valve body of main line, turn an angle of 90 degrees and flow back to main line from the port 13 of bottom, this moment, radiator was cut out by unidirectional.The water that enters valve body from main line is given the pressure of top of water knockout drum to the opposite water outlet from inner chamber simultaneously, make the water knockout drum closed side wall partly press to port as water outlet, it is compacted to be positioned at around the body cavity water outlet port enclasped plate 7 at position like this, further plays good seal action.

This valve has and is guaranteeing that two are under the unimpeded prerequisite of an angle of 90 degrees port, another makes the port of water outlet unidirectional blocking, use it between heat supply main line and the radiator water inlet, can play and guarantee that standpipe is unimpeded, do not influence under the situation of other radiator, radiator of unidirectional blocking, and adopt enclasped plate can further play good hermetically enclosed effect.

Description of drawings:

Fig. 1, the utility model embodiment 1 structural representation.

1, port 2, side bleeder 3, cored screw

4, handwheel 5, swing arm 6, valve gap

7, enclasped plate 8, seal ring 9, the hollow bung flange that compresses

10, port 11, water knockout drum 12, water diversion disk port

13, port 14, bleeder, bottom surface 15, water diversion disk

16, valve body 17, enclasped plate

The structural representation that Fig. 2, embodiment's 1 enclasped plate combine with water knockout drum.

18, sleeve

Fig. 3, embodiment's 1 horizontal section schematic representation.

The structural representation that Fig. 4, embodiment's 2 enclasped plates combine with water knockout drum.

20, side bleeder 21, enclasped plate 22, rivet

Fig. 5, embodiment's 2 horizontal section schematic representation.

23, port 24, port 25, valve body

Fig. 6, the utility model add embodiment's 3 structural representations of body cavity lining.

6a, body cavity bush structure schematic representation.

26, body cavity lining 27,28, port 29, water diversion disk

6b, the valve body horizontal section schematic representation of lining is housed.

Fig. 7, the utility model embodiment 4 accessory non-return movable joint threeway schematic representation.

30, non-return movable joint threeway 31, valve articulated axle

32, hollow non-return bung flange 33,34, port

35, one way stop peturn valve plate 36, port

Embodiment 1:

Present embodiment water knockout drum 11 circumferential 360 ° of cylinder side walls have 3rd/4th, open by side bleeder 2 and water knockout drum inner chamber.

The enclasped plate of present embodiment is a watt shape sheet that coincide with water knockout drum cylindrical side wall shape, watt side that the shape sheet arches upward is provided with the sleeve 18 of perpendicular perforation, sleeve 18 diameters are identical with valve body port annular channel internal diameter and insert this port annular channel, present embodiment is at two ports 1 that are 180 °, 10 places all establish the enclasped plate 17 of an above-mentioned shape, 7, and establish in valve body port 17 annular channel therein one with the hollow bung flange 9 that compresses of vias inner walls screw-thread fit, compress between bung flange and the enclasped plate sleeve termination and be provided with seal ring 8, enclasped plate is resistant to elevated temperatures moulding.

When the water knockout drum closed side wall was partly aimed at valve body port 10, water was come in from port 1, flowed away from port 13, under hydraulic pressure and the hollow acting in conjunction that compresses bung flange 9, seal ring 8 and enclasped

plate

7,17, port 10 was played further sealing by effect.

Embodiment 2:

21 employings one of present embodiment enclasped plate and the identical watt shape sheet of water knockout drum cylindrical side wall shape, the rivet 22 of a projection is established in its spill inboard, rivet embeds in the water knockout drum closed side wall wall partly and makes enclasped plate and water knockout drum sidewall relative fixed, and enclasped plate is that copper material is made.

This routine enclasped plate 21 rotates with water knockout drum, when the wall portion that is fixed with enclasped plate is aimed at valve body port as water outlet it is sealed, under the effect of counterpart intake pressure, make slightly flexible copper enclasped plate that this port is played further sealing by effect.

Embodiment 3:

Present embodiment has been set up a body cavity lining 26 that fits like a glove with body cavity cylinder side wall and port shape in body cavity, this cylindrical shape lining bottom and water diversion disk 29 peripheries are connected as a single entity, the injected plastics material that the employing of these parts is wear-resisting.The employing of enclasped plate is with embodiment 1,2.

Because the comparable body cavity shape of this lining is processed more accurately and elasticity slightly, so can cooperate enclasped plate enhanced leaktightness effect.

Embodiment 4:

This example is provided with and the matching used non-return movable joint of aforementioned valve threeway 30, this three-way valve is established two ports 33,34 that are 180 ° of angles, and establish a port 36 vertical with this two port, establishing one in the port 33 in being two ports at 180 ° of angles can only be by the one way stop peturn valve plate of opening from this port water inlet 35, its concrete structure is to be screwed into a hollow non-return bung flange 32 ordinatedly in this port annular channel thread in inner cavity, aforesaid one way stop peturn valve plate 35 is hinged with close vertical port one side's of bung flange interior edge face position by axle 31 also blocks hollow non-return bung flange port fully.

Cooperate the aforementioned valve that is loaded between radiator water inlet and the standpipe during use, port and the radiator outlet of these non-return movable joint three passband valve plates joined, with vertical port 36 with join from upper main line, another port 34 and the next person in charge are joined.Like this when the radiator conducting, water from radiator backs down one way stop peturn valve plate 35, enter the next main line by port 34, when radiator unidirectional by when sealing at the water inlet place by aforesaid valve, the hydraulic pressure from the upper person in charge that the valve plate of this three-way valve is entered by vertical port 36 withstands closes, water flows into the next person in charge from another port 34, can prevent that so the upper person in charge's water from passing back into the radiator that has been closed.

Claims

1, the threeway controllable stop valve, it comprises that having two is mutually 180 ports 1 of spending angles, 10, a valve body 16 that becomes the port 13 of an angle of 90 degrees with above-mentioned two ports, with port 13 be 180 the degree angles the valve body position on valve gap 6, water knockout drum 14 in the valve body, pass valve gap and can drive the swing arm 5 that water knockout drum rotates, it is characterized in that: described body cavity is cylindrical, its axis and aforementioned two ports 1 that are 180 degree angles, 10 axis normal, described water knockout drum 11 also is the hollow cylinder that sidewall can be slidingly matched along body cavity, the cylindrical body end face of water knockout drum links to each other with aforesaid swing arm 5, establish between bottom surface and the bottom port 13 one with the relatively-stationary water diversion disk 15 of valve body, the cylinder side wall of circumferential 360 degree of hollow water knockout drum has the sidewall in 3/4ths scopes to open with inner chamber, in addition 1st/4th, sealing, water knockout drum bottom surface 180 degree of being separated by have a bleeder, two bottom surfaces 14, the 180 degree correspondences of also being separated by on the water diversion disk have two water diversion disk ports 12, water knockout drum be in its open wall portion make valve body two be 180 the degree angles ports 1, on 10 positions that communicate, bleeder, water knockout drum two bottom surface 14 and two water diversion disk ports 12 of bottom 90 degree of being separated by stagger, be in its closed side wall at water knockout drum and partly aim at two and be on the position of a port in the 180 degree angle ports, the utility model is provided with enclasped plate 7 between described water knockout drum closed side wall part is with the body cavity sidewall around the port relative with it.

2, threeway controllable stop valve as claimed in claim 1, it is characterized in that: described enclasped plate is a watt shape sheet that coincide with water knockout drum cylindrical side wall shape, watt side that the shape sheet arches upward is provided with the sleeve 18 of perpendicular perforation, sleeve 18 diameters are identical with valve body port annular channel internal diameter and insert this port annular channel, present embodiment is at two ports 1 that are 180 °, 10 places all establish the enclasped plate 17 of an above-mentioned shape, 7, and establish in valve body port 17 annular channel therein one with the hollow bung flange 9 that compresses of vias inner walls screw-thread fit, compress between bung flange and the enclasped plate sleeve termination and be provided with seal ring 8, enclasped plate is that injected plastics material is made.

3, threeway controllable stop valve as claimed in claim 1, it is characterized in that: described enclasped plate is a watt shape sheet that coincide with water knockout drum cylindrical side wall shape, the rivet 22 of a projection is established in its spill inboard, rivet embeds in the water knockout drum closed side wall wall partly and makes enclasped plate and water knockout drum sidewall relative fixed, and enclasped plate is that copper material is made.

4, threeway controllable stop valve as claimed in claim 3, it is characterized in that: set up a body cavity lining 26 that fits like a glove with body cavity cylinder side wall and port shape in body cavity, this cylindrical shape lining bottom and water diversion disk 29 peripheries are connected as a single entity.

5, as claim 1,2 or 3 described threeway controllable stop valves, it is characterized in that: this valve also is with an accessory non-return movable joint three-way valve 30, this valve is established two ports 33 that are 180 ° of angles, 34, and establish a port 36 vertical with this two port, establishing one in the port 33 in being two ports at 180 ° of angles can only be by the one way stop peturn valve plate of opening from this port water inlet 35, its concrete structure is to be screwed into a hollow non-return bung flange 32 ordinatedly in this port annular channel thread in inner cavity, aforesaid one way stop peturn valve plate 35 is hinged with close vertical port one side's of bung flange interior edge face position by axle 31 also blocks hollow non-return bung flange port fully.