CN2293688Y

CN2293688Y - Running water relief valve

Info

Publication number: CN2293688Y
Application number: CN 97206202
Authority: CN
Inventors: 李玉望
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-03-14
Filing date: 1997-03-14
Publication date: 1998-10-07
Anticipated expiration: 2007-03-14

Abstract

The utility model discloses a running water pressure reducing valve. The end part of a water outlet arranged on the inner side of a valve body of the pressure reducing valve is provided with stator plates and moving plates for the adjustment of water pressure, wherein the upper side of the valve body is orderly provided with a casing of an adjustment chamber, a compression cap and a sealing cover, a drum membrane is positioned between the casing of the adjustment chamber and the compression cap, and the upper end of the compression cap is provided with a pressure adjusting screw of which the middle is provided with a positioning sliding hole; the upper end of a stroke shaft of the drum membrane is arranged in the positioning sliding hole, a spring is sheathed on the lower end of the stroke shaft of the drum membrane, a positioning plate arranged on the lower end part of the stroke shaft of the drum membrane is arranged on the upper side of the drum membrane of which the lower side is provided with a positioning plate of a connecting rod and the positioning plate of a connecting rod is connected with moving plates for water pressure adjustment. The utility model has the characteristics of simple structure, easy popularization, high sensitivity and long service life.

Description

Running water relief valve

The utility model relates to a kind of reduction valve, is specially a kind of Running water relief valve.

At present, using in the society and make in reduction valve mostly design as heating system, common have spring reduction valve and eardrum formula reduction valve two big classes, it is to adopt the size of regulating the reduction valve outlet automatically by according to the size of hydrodynamic pressure in the anterior pipeline of reduction valve, realize controlling automatically the structural type of hydrodynamic pressure size in the pipeline of reduction valve rear portion, the reduction valve of this class formation is because its complex structure, the manufacture cost height, the price height, use has particular requirement, so only be applicable in the heating system, and do not fit in the tap water supply system, do not find a kind of reduction valve that is exclusively used in the tap water supply system so far as yet.

Task of the present utility model be to provide a kind of have simple in structure, be suitable for universal, highly sensitive, long service life be exclusively used in Running water relief valve in the tap water supply system.

Task of the present utility model is taked as shown in drawings, and scheme realizes.

Accompanying drawing 1 is a structural representation of the present utility model;

Accompanying drawing 2 is that A-A in the accompanying drawing 1 is to structural representation;

Accompanying drawing 3 is the structural representation that the hydraulic pressure in the accompanying drawing 1 is regulated stator (8);

Accompanying drawing 4 is the structural representation that the hydraulic pressure in the accompanying drawing 1 is regulated moving plate (9).

In the accompanying drawings, (1) for adding pressure cap, (2) are eardrum traverse post, (3) be pressure regulating screw, (4) are spring, and (5) are eardrum, (6) be connecting rod, (7) are water outlet, and (8) regulate stator for hydraulic pressure, (9) regulate moving plate for hydraulic pressure, (10) are lever regulated screw, and (11) are relief valve body, (12) be closing cap, (13) are water intake, and (14) are the stator water outlet, (15) be positioning handle, (16) are running shaft, and (17) are the moving plate water outlet, (18) be axis hole, (19) connection handle, (20) are the outlet pipe attaching nut, and (21) connect platform for intake pipe, (22) connect platform for conditioning chamber, (23) connect platform for adding pressure cap, (24) connect platform for pressure regulating screw, and (25) are set screw, (26) be the conditioning chamber shell, (27) be traverse post location slide opening, (28) are the connecting rod positioning plate, and (29) are the spring positioning plate.

Below will be described as follows concrete structure of the present utility model with reference to the accompanying drawings:

With reference to the accompanying drawings, be communicated with delivery port (7) at relief valve body (11) downside one end, going out The outer end at the mouth of a river (7) is provided with outlet attaching nut (20), and makes its delivery port (7) Inner end be in the inner chamber of relief valve body (11), at relief valve body (11) downside in addition One end is communicated with the water inlet (13) that is provided with water inlet pipe connected unit (21) in its outer end, The upside of relief valve body (11) is communicated with and is provided with conditioning chamber connected unit (22) in its outer end Conditioning chamber shell (26), be provided with in conditioning chamber connected unit (22) upper end in its underpart with Add pressure cap connected unit (23), be provided with adding of pressure regulating screw connected unit (24) in the top Pressure cap (1) is positioned with closing cap (12) in the upper end that adds pressure cap (1), regulates spiral shell at pressure Be provided with on the inner headed face of silk connected unit (24) with position therebetween with traverse post location slide opening (27) screw thread that pressure regulating screw (3) matches, conditioning chamber connected unit (22) and Add and be provided with eardrum (5) and will rousing by set screw (25) between the pressure cap connected unit (23) Film (5) compression is positioned at conditioning chamber connected unit (22) and adds between the pressure cap connected unit (23), The inner chamber that makes the inner chamber of its relief valve body (11) and add pressure cap (1) forms two complete closed Space, the upper end break-through of eardrum traverse post (2) are in traverse post location slide opening (27), and eardrum is moving The bottom of Cheng Zhu (2) is set with spring (4), and by being positioned at eardrum traverse post (2) lower end Spring (4) is positioned at pressure regulating screw (3) with the spring location-plate (29) of section and spring is fixed Between the position plate (29), and its spring location-plate (29) is placed on the upper plane of eardrum (5), Form when giving the active force of eardrum (5) to make progress, will make its eardrum traverse post (2) along traverse Post is located slide opening (27) upward sliding, is made under the effect of spring (4) after this active force disappears The pressure texture that its eardrum traverse post (2) sets back is located at the inner face of delivery port (7) Have and be provided with rotating shaft (16) in its center of circle, equidistantly on its disc be provided with fan-shaped stator water outlet Mouthful (14), the disc hydraulic pressure that correspondence is provided with two positioning handles (15) on its circumference are regulated Stator (8), the rotating shaft (16) of regulating on the stator (8) at hydraulic pressure is positioned with and can revolves around it Rotating shaft (16) do that rotation regulates on its disk equidistant be provided with fan-shaped moving plate delivery port (17), The disc hydraulic pressure that is provided with connection handle (19) at its circumference is regulated moving plate (9), and hydraulic pressure is regulated Connection handle (19) on the moving plate (9) passes through lever regulated screw (10) and connecting rod (6) The lower end is connected, and the upper end of connecting rod (6) is positioned with connecting rod location-plate (28), and makes its connecting rod fixed Position plate (28) is connected with the lower plane of eardrum (5), forms when giving eardrum (5) to make progress Active force the time, will be by eardrum (5) drivening rod (6) to top offset, and drive hydraulic pressure and regulate Moving plate (9) is made swing offset, thereby changes the moving plate delivery port (17) on the hydraulic pressure adjusting moving plate (9) Regulate the relative position of the stator delivery port (14) on the stator (8) with hydraulic pressure, to change delivery port The structure of size of relative cross-section.

Below will be described as follows working procedure of the present utility model with reference to the accompanying drawings.

When using the utility model, be connected with the tap water supply pipeline by water intake (13), by outlet pipe attaching nut (20) be connected with the water end (W.E.) water supply pipe, at this moment tap water overlaps the formed water outlet inflow in back water spot by the inner chamber of relief valve body (11) and via stator water outlet (14) and moving plate water outlet (17), as when tap water pressure increases, at this moment entering tap water in the reduction valve inner chamber will produce one to eardrum (5) and upward pressure, eardrum (5) is to top offset, and regulate moving plate (9) by connecting rod (6) drive hydraulic pressure and make swing offset, make hydraulic pressure regulate fan-shaped moving plate water outlet (17) on the moving plate (9) is regulated the fan-shaped stator water outlet (14) on the stator (8) with respect to hydraulic pressure relative position, the cross section of its water outlet is reduced, thereby realize the task of decompression automatically; Opposite as its working procedure when tap water pressure reduces, can realize decompression automatically and keep water outlet end that the flow of a steady pressure is arranged according to above-mentioned working procedure.Simultaneously can be by regulating pressure regulating screw (3), change the relative pressure of spring (4) to eardrum (5), to realize requirement, also can regulate the size of water outlet tap water flow in the unit time simultaneously by lever regulated screw (10) to different tap water pressures.

Can effectively realize task of the present utility model in sum,, be suitable for the Running water relief valve in the tap water supply system of being exclusively used in of universal, highly sensitive, long service life for society provides a kind of simple in structure.

Claims

1, Running water relief valve, comprise and add pressure cap (1), eardrum traverse post (2), pressure regulating screw (3), spring (4), eardrum (5), connecting rod (6), water outlet (7), hydraulic pressure is regulated stator (8), hydraulic pressure is regulated moving plate (9), lever regulated screw (10), relief valve body (11), closing cap (12), water intake (13), stator water outlet (14), positioning handle (15), running shaft (16), moving plate water outlet (17), axis hole (18), connection handle (19), outlet pipe attaching nut (20), intake pipe connects platform (21), conditioning chamber connects platform (22), add pressure cap and connect platform (23), pressure regulating screw connects platform (24), set screw (25), conditioning chamber shell (26), traverse post location slide opening (27), connecting rod positioning plate (28), spring positioning plate (29), it is characterized in that: be communicated with water outlet (7) at relief valve body (11) downside one end, be provided with outer pipe attaching nut (20) in the outer end of water outlet (7), and the inner end that makes its water outlet (7) is in the inner chamber of relief valve body (11), be communicated with the water intake (13) that is provided with intake pipe connection platform (21) in its outer end at relief valve body (11) the downside the other end, upside at relief valve body (11) is communicated with the conditioning chamber shell (26) that is provided with conditioning chamber connection platform (22) in its outer end, connecting platform (22) upper end at conditioning chamber is provided with to have in its underpart and adds pressure cap and connect platform (23), what be provided with in the top that pressure regulating screw connects platform (24) adds pressure cap (1), be positioned with closing cap (12) in the upper end that adds pressure cap (1), the inner headed face that pressure regulating screw connects platform (24) is provided with and has the traverse post with position therebetween and locate the screw thread that the pressure regulating screw (3) of slide opening (27) matches, connect platform (22) and add pressure cap at conditioning chamber and connect to be provided with eardrum (5) between the platform (23) and eardrum (5) to be compressed and be positioned at conditioning chamber connection platform (22) and add between the pressure cap connection platform (23) by set screw (25), make the inner chamber of its relief valve body (11) and the space of two complete closed of inner chamber formation that add pressure cap (1), the upper end break-through of eardrum traverse post (2) is in traverse post location slide opening (27), the bottom of eardrum traverse post (2) is set with spring (4), and spring (4) is positioned between pressure regulating screw (3) and the spring positioning plate (29) by the spring positioning plate (29) that is positioned at eardrum traverse post (2) underpart, and its spring positioning plate (29) is placed on the last plane of eardrum (5), form when giving the active force of eardrum (5) to make progress, its eardrum traverse post (2) will upwards be slided along traverse post location slide opening (27), the pressure texture that after this active force disappears, its eardrum traverse post (2) is set back, on the interior edge face of water outlet (7), be positioned with and be provided with running shaft (16) in its center of circle, the equidistant fan-shaped stator water outlet (14) that is provided with on its disc, correspondence is provided with the disc hydraulic pressure adjusting stator (8) of two positioning handles (15) on its circumference, on the running shaft (16) on the hydraulic pressure adjusting stator (8), be positioned with and make the equidistant fan-shaped moving plate water outlet (17) that is provided with on its disk that rotation is regulated around its running shaft (16), its circumference is provided with the disc hydraulic pressure of connection handle (19) and regulates moving plate (9), the connection handle (19) that hydraulic pressure is regulated on the moving plate (9) is connected by the lower end of lever regulated screw (10) with connecting rod (6), the upper end of connecting rod (6) is positioned with connecting rod positioning plate (28), and its connecting rod positioning plate (28) is connected with the lower plane of eardrum (5), form when giving the active force of eardrum (5) to make progress, will be by eardrum (5) drivening rod (6) to top offset, and drive hydraulic pressure adjusting moving plate (9) is made swing offset, regulate the relative position that moving plate water outlet (17) and hydraulic pressure on the moving plate (9) is regulated the stator water outlet (14) on the stator (8) thereby change hydraulic pressure, with the structure of the size of the relative cross-section that changes water outlet.