CN2355175Y

CN2355175Y - Plug valve with internal through hole

Info

Publication number: CN2355175Y
Application number: CN 98211452
Authority: CN
Inventors: 陈松岳
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-04-26
Filing date: 1998-04-26
Publication date: 1999-12-22
Anticipated expiration: 2008-04-26

Abstract

The utility model discloses a plug valve with internal through holes, which is composed of a valve casing which is formed by that closing components and internal through components are matched and sheathed together, and handles which are positioned on the internal through plugs. Conical bodies of the utility model adopt wearing sealing, and the internal through plugs turn around a center line of the internal through plugs, making holes of the internal through holes and outlets of the casing body communicated or declinational to achieve opening and closing. Therefore, wear between the conical bodies can be automatically compensated under the action that water pressure acts on the valve. The structure makes the valve rotate when the valve is closed. The utility model has the advantages of simple structure, easy fabrication, and convenient operation.

Description

Interior logical obturator valve

The utility model belongs to a kind of supply channel controlled water flow or controls the device of other fluid.

Traditional stopcock, copper hot-water mouth, hole on its closure member tapered plug is radially to process separately, so the aperture be subjected to the tapered plug diameter restriction and can't augmented flow, traditional water nozzle, triangle vavle, stop valve, gate valve open and close and all adopt screw thread control, so twist valve when using by force, damage start and stop lever easily, and complex structure, processing difficulties, the cost height.Cut off the water when supply channel in addition, user's Open valve and forgetting when closing, the water supply late gate is out of hand and the water source source and course loses, and this not only causes damage to the user, wastes energy simultaneously, also might cause other harm.

The purpose of this utility model provides a kind of interior logical obturator valve, it can not only be with traditional stopcock and screw valve integrator, and avoid the disadvantage that the stopcock flow is little and screw valve complex structure, processing difficulties, start and stop lever damage easily, and have the back water supply self-closing device of cutting off the water.This self-closing device is compared with the o-volt protection formula water nozzle of No. 85200894 applications of Patent Office of the People's Republic of China, and is simple in structure, makes easy processing, opens easy to use.

Closure member in the utility model is achieved in that in the logical obturator valve: Nei Tongsai, its end outer wall and valve casing inwall match and wear movable sealing and contact, and the other end stretches out valve casing and is provided with handle.Interior logical porose beyond the Great Wall in the valve casing, it communicate with interface on the valve casing and valve casing on another outlet under the effect of handle, can two holes coincideing communicates, the degree of deviation in two holes of also can adjusting a wage scale arbitrarily realizes the size and the keying of current.Can set up plug sleeve between above-mentioned Nei Tongsai and the valve casing, the plug sleeve outer wall of setting up adopts screw thread to be connected with valve casing, makes the plug sleeve sealing and fixing on valve casing, and establish the hole on the plug sleeve in valve casing outlet port, it can coincide under the rotation of Nei Tongsai with interior logical hole beyond the Great Wall and communicate, and also can deviation close.Can be provided with floating plug or ball float in the above Nei Tongsai inner chamber, connect pipeline, cut off the water behind the valve opening and forget when closing when interior logical obturator valve, the floating plug of Nei Tongsainei or ball float fall, when supplying water, logical hole beyond the Great Wall in floating plug or ball float stop up under the effect of hydraulic pressure realizes closing automatically.Automatically the valve after closing is as long as the plate active handle makes the Nei Tongsai rotation, hole on the interior logical hole deviation plug sleeve beyond the Great Wall, be valve closing, the floating plug of Nei Tongsainei or ball float lose hydraulic pressure and in being floated downward in hole above interior logical hole beyond the Great Wall in the effect of water, valve recovers original keying function.

The valve casing of interior logical obturator valve can constitute threeway, leads to plug valve in one of the Nei Tongsai on the three-way valve radially sets up, and is furnished with handle beyond the Great Wall in interior the leading to of setting up, and the other end passes valve casing and adopts screw nut spacing, or controls with plug sleeve.Interior logical have beyond the Great Wall exit ramp and hybrid channel, and logical be drilled with beyond the Great Wall that the hot water that communicates with the hybrid channel enters the hole and cold water enters the hole interior, adjusting a wage scale under the control of handle with hot water intake duct, cold water intake duct on the valve casing in two holes, it communicates, deviation, realizes adjusting a wage scale water temperature.When opening three-way valve, as long as upwards pull handle, Nei Tongsai passage and the exit ramp of the temperature adjustment water in the hybrid channel through setting up flows out effluent trough and water outlet on the valve casing then.Pull handle when closing downwards, make Nei Tongsai channel offset hybrid channel mouth and the outlet road junction set up.Can be provided with one-way valve in the above-mentioned hybrid channel, limit the undesired crossfire that causes of hot cold water pressure.Can be provided with floating plug or ball float in the aforementioned Nei Tongsai passage of setting up, when hot cold water stops to supply water and forgets and can close three-way valve automatically after the water supply when closing three-way valve.

The utility model is because of only being furnished with plug sleeve and Nei Tongsai on the valve casing of former valve, so it is simple in structure, easy processing, and adopt taper or adopt elastic material and IPN distribution structure mutually, the easy compensate for wear of valve, its good seal performance, durable can be rotated arbitrarily during open and close, can not produce the strong valve of twisting.Self-closing device on the valve only need increase a floating plug or ball float, and the valve of setting up behind the self-closing device does not change original using method.

Below in conjunction with accompanying drawing the utility model is described in further detail.

Fig. 1 to Fig. 5 is new broken section of this practicality and sectional structure chart.

In Fig. 1, the interior logical obturator valve shown in Figure 2, be installed with closure member: Nei Tongsai (4) in the valve casing (1), it adopts cone to contact with valve casing (1) the inwall break-in movable sealing or the movable sealing that matches, handle (5) on the Nei Tongsai (4) adopts screw nut (6) fixing, simultaneously nut (6) can be adjusted valve wearing clearance between the cone in keying, and wearing clearance is also compensated automatically by the pressure in the valve.The stretched Nei Tongsai (4) of Nei Tongsai (4) in also can pie graph 2, it utilizes the elasticity of material to realize that Nei Tongsai (4) and plug sleeve (2) wear sealing and the compensate for wear gap between matching.Connect pipeline when interior logical obturator valve, pull the handle (5) on the Nei Tongsai (4), Nei Tongsai (4) is around center line rotation own, reaches that hole (7) on the Nei Tongsai (4) communicates with outlet (8a) on the valve casing (1) or deviation is closed, and also can adjust a wage scale arbitrarily.Can increase plug sleeve (2) between above-mentioned valve casing (1) and the Nei Tongsai (4), it adopts thread seal to be fixed on valve casing (1) and the valve base (9); Also floating plug (3) can be set in Nei Tongsai (4), the sealing that matches of the hole (7) on it and the Nei Tongsai (4).Valve behind the floating plug (3) is set when cutting off the water, the floating plug (3) in the Nei Tongsai (4) falls, and stops up the hole (7) on the Nei Tongsai (4) when supplying water under the effect of floating plug (3) at current, and the back of realizing cutting off the water is supplied water self-closing.Closing when using after self-closing, make outlet (8a) deviation on hole (7) and the valve casing (1) on the Nei Tongsai (4) as long as pull handle (5), promptly close, floating plug (3) decompression in the Nei Tongsai (4) is floating to the hole of top, Nei Tongsai (4) hole (7), the valve proper functioning.Aforementioned floating plug (3) can replace with the ball float among Fig. 3 (20).

Fig. 3 is the interior logical obturator valve by above-mentioned principle design, and water outlet on its valve casing adopts split to match and wears the movable sealing contact structures, valve casing (1a) the outer wall cover (1b) that is matchedly connected; Hole (8b) on the valve casing (1a) communicates with effluent trough (8c) and water outlet on the connecting sleeve (1b), when arbitrarily rotating water nozzle, does not influence the keying of valve.Make hole (8b) on hole (7) and the valve casing (1a) on the Nei Tongsai (4) when communicating when pulling handle (5), valve opening; Close when two holes (7), (8b) deviation.Logical obturator valve can be cancelled Nei Tongsai (4) and the handle (5) in the valve casing (1a) in above-mentioned, valve casing (1a) end constitutes sealing, the other end is taken over the road, connecting sleeve (1b) is gone up cancellation effluent trough (8c), as long as pull water outlet during keying, hole (8a) on the connecting sleeve (1b) is communicated or deviation is closed with hole (8b) on the valve casing (1a).Adopt cone to wear movable sealing between valve casing (1a) connecting sleeve (1b).Wearing and tearing during valve opening and closing between the cone are adjusted by screw nut (6a), also can increase pad between nut (6a) and connecting sleeve (1b).

The utility model also can be by the interior logical obturator valve structure of Fig. 5, its valve casing adopts Taper Pipe (1c) shape, its termination pipeline, the other end is as outlet, also can take over the road, the centre is provided with partitioning wall (10), is drilled with two holes (7a) on the Taper Pipe (1c) of partitioning wall both sides, and two holes (7a) is enclosed within effluent trough (8c) control on the closure member (4a) on the Taper Pipe (1c).When Open valve, pull the handle (5) on the tapered sleeve (4a), make two holes (7a) on effluent trough (8c) the connection Taper Pipe (1c) on the tapered sleeve (4a), effluent trough when closing (8c) deviation two holes (7a), the entity on the tapered sleeve (4a) seals two holes (7a).Sealing and wearing clearance between tapered sleeve (4a) and the Taper Pipe (1c) are adjusted by screw nut (6).

Fig. 4 provides triple valve of the present utility model, and logical plug valve was furnished with handle (5), and fixes with screw in (4) one of cone Nei Tongsai in the threeway valve casing (1) radially set up on the Nei Tongsai that sets up (14); The other end is controlled at Nei Tongsai (4) in the valve casing (1) with screw nut (6), or is controlled in the valve casing (1) with opposite cone of above-mentioned Nei Tongsai (4) and the plug sleeve that matches.When valve uses, valve is connected hot cold water pipeline (18), (19), Nei Tongsai (4) in the valve casing (1) is under the effect of handle (5) during to right rotation, the road junction (18) that enters on hole (7) on the Nei Tongsai (4) and the valve casing (1) coincide and communicates, and another on another hole (11) on the Nei Tongsai (4) and the valve casing (1) enters road junction (19) deviation and close simultaneously; When handle is pulled left, enter the angle of road junction (19) on interior logical hole (11) beyond the Great Wall and the valve casing (1) with rotation, two holes (19), (11) coincide gradually, simultaneously hole (7) with enter road junction (18) gradually deviation to closing.Water temperature is pulled handle (5) as long as adjust a wage scale, make Nei Tongsai (4) left rotation and right rotation, Nei Tongsai (14) control that the warm water of adjusting a wage scale is set up in hybrid channel (13), when using, upwards pull handle (5), Nei Tongsai (14) rotation on the handle (5), the passage (15) on the Nei Tongsai (14) is connected hybrid channel (13) and exit ramp (16), and warm water flows out water nozzle (12) through outlet slot (17).When closing, pull handle (5) downwards, make passage (15) deviation passage (13), (16).Above-mentioned valve wears the movable sealing that matches by cone, and it can compensate the wearing and tearing of valve.The aforementioned interior logical plug valve of setting up can replace with ball valve.Also can need only handle (5) and fold the also handle of closed interface instead with the structure among Fig. 1, the interface after the sealing communicates with hybrid channel (13), and the keying road is formed with water outlet (16) in interior logical hole (7) beyond the Great Wall.The valve casing of logical obturator valve also can adopt the split-body valve shell structure on Fig. 3 in the above-mentioned threeway.

Certainly, should in handle (5) on logical obturator valve be connected with Nei Tongsai (4) and be not limited to above-mentioned screw nut and fix, plug sleeve (2) also can adopt other method to fix with being connected of valve casing (1), fixes as drive fit, splicing, cast solid, riveted joint, welding, pin joint.The valve casing of logical obturator valve is not limited to aforementioned several shape and structure in same, also can adopt other shape and structure, as four-way, five-way, stop valve, Water tap for bathtub, basket strainer, flange connection, series, parallel valve casing or other suitable shapes.In these conversion and the aforementioned structure mutually the structure of conversion all drop within the protection domain of the present utility model.

Claims

1, logical obturator valve in a kind of, the Nei Tongsai that matches by valve casing and be arranged in logical handle beyond the Great Wall constitute, it is characterized in that Nei Tongsai (4) and valve casing (1) match to wear movable sealing and contact that the hole (7) on the Nei Tongsai (4) communicates with interface on the valve casing (1); On hole (7) and the valve casing (1) another mouthful (8a) forms and communicates, the deviation enclosed construction.

2, interior logical obturator valve according to claim 1, it is characterized in that setting up plug sleeve (2) between valve casing (1) and the Nei Tongsai (4), and with its sealing and fixing on valve casing (1), the plug sleeve of setting up (2) is gone up porose (8) and the valve casing that communicates (1) outlet, and hole (7) on the Nei Tongsai (4) and the hole (8) on the plug sleeve (2) form under the effect of handle (5) and communicate, the deviation enclosed construction.

3, interior logical obturator valve according to claim 1 and 2 is characterized in that establishing in the Nei Tongsai (4) floating plug (3) or ball float (20).

4, interior logical valve according to claim 1 and 2, it is characterized in that valve casing can constitute Taper Pipe (1C), Taper Pipe (1C) stage casing is provided with partitioning wall (10), the Taper Pipe (1C) of wall (10) both sides is gone up each porose (7a), and hole (7a) is set on tapered sleeve (4a) passage (8c) control on the Taper Pipe (1c).

5, according to claim 2 or 3 described interior logical obturator valves, it is characterized in that water outlet on the valve casing (1) and valve casing constitute split and match and wear movable sealing contact structures (1a), (1b), and on water outlet connecting sleeve (1b), set out tank (8c), its also communicate hole (8b) on the valve casing (1a) of outlet that communicates.

6, logical obturator valve in according to claim 5 is characterized in that valve casing (1a) end establishes pipe joint, and the other end constitutes sealing, cancellation Nei Tongsai (4) and handle (5), and the effluent trough (8c) on the cancellation valve casing (1b).

7, according to claim 2 or 5 described interior logical obturator valves, it is characterized in that valve casing is set as threeway valve casing (1), logical plug valve in (4) one of Nei Tongsai in the threeway valve casing (1) set up, and on the interior plug of setting up (14), is furnished with handle (5), the other end is spacing in threeway valve casing (1) Nei Tongsai (4) by screw nut (6), there are exit ramp (16) and bilateral to enter hole (7) on the Nei Tongsai (4), (11), two holes (7), (11) with valve casing (1) on enter road junction (18), (19) under the effect of handle (5), adjust a wage scale and communicate, the degree of deviation, hole (7), (11) string has the passage (15) on the Nei Tongsai (14) between hybrid channel that communicates (13) and the exit ramp (16), they this under the effect of handle (5), form and communicate, deviation enclosed construction, exit ramp (16) connect effluent trough (17) and the water outlet (12) on the threeway valve casing (1).

8, logical obturator valve in according to claim 7 is characterized in that being provided with floating plug or ball float (20) in hybrid channel (13) in the Nei Tongsai (4) or Nei Tongsai (14) upper channel (15).

9, according to claim 7 or 8 described interior logical obturator valves, it is characterized in that (4) interior logical plug valves of setting up of Nei Tongsai, replace by ball valve.