CN106545677B - Rotary pressure reducing valve - Google Patents
Rotary pressure reducing valve Download PDFInfo
- Publication number
- CN106545677B CN106545677B CN201710021344.4A CN201710021344A CN106545677B CN 106545677 B CN106545677 B CN 106545677B CN 201710021344 A CN201710021344 A CN 201710021344A CN 106545677 B CN106545677 B CN 106545677B
- Authority
- CN
- China
- Prior art keywords
- rotary
- pressure reducing
- reducing valve
- pressure
- valve plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
- F16K3/08—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/10—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members with special arrangements for separating the sealing faces or for pressing them together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
- F16K31/1262—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being spring loaded
- F16K31/1264—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being spring loaded with means to allow the side on which the springs are positioned to be altered
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses a kind of rotary pressure reducing valves, are related to pressure reducing valve technical field.Rotary pressure reducing valve includes that the pressure being arranged between the inlet and outlet of the pressure reducing valve adjusts component, fixing seat is set in the pressure reducing valve, pass through the open communication in fixing seat between the inlet and outlet, the pressure adjusts component and is connected with deflecting structure, the deflecting structure is connected with rotary valve plate, the position that the pressure change of the outlet makes the pressure adjust component changes, the deflecting structure is set to drive the rotary valve plate rotation, the rotary valve plate and fixing seat cooperate, and can change the area of opening in the rotary valve plate rotary course.The present invention changes the area of opening by the rotation of control rotary valve plate, to the pressure of balance and stability decompression valve outlet, the sealing surface of rotated versions is not easy to form impurity accumulation in sealing surface between rotary valve plate and fixing seat, impurity can be voluntarily removed, so that the service life of pressure reducing valve increases.
Description
Technical field
The present invention relates to pressure reducing valve technical field more particularly to a kind of rotary pressure reducing valves.
Background technique
Pressure reducing valve is inlet pressure to be reduced to the outlet pressure of a certain needs, and by the energy of medium itself by adjusting
Amount, makes outlet pressure automatically keep stable valve.From the viewpoint of hydrodynamics, pressure reducing valve is that a local resistance can become
The restricting element of change changes the kinetic energy of flow velocity and fluid, causes the different pressure losses that is, by change orifice size, from
And achieve the purpose that decompression.
The up and down motion that existing pressure reducing valve relies on valve plate changes the size of flow area, to change downstream pressure size
And carry out stabilization of export pressure by the balance of spring force and downstream pressure.Since the structure of up and down motion be easy to cause impurity to accumulate
It is unreliable to cause to seal in sealing surface, and then influences the adjusting of downstream pressure.In order to increase the reliability of sealing surface sealing, sealing
Face generally uses rubber or other soft materials, and sealing surface is easily damaged after a period of time.
Summary of the invention
It is an object of the invention to propose that a kind of rotary pressure reducing valve, sealing surface are not easily formed impurity accumulation, pressure reducing valve
Long service life.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of rotary pressure reducing valve, the pressure between the inlet and outlet including the pressure reducing valve is arranged in adjust component,
Fixing seat is set in the pressure reducing valve, passes through the open communication in fixing seat, the pressure adjusting between the inlet and outlet
Component is connected with deflecting structure, and the deflecting structure is connected with rotary valve plate, and the pressure change of the outlet makes the pressure
The position for adjusting component changes, and the deflecting structure is made to drive the rotary valve plate rotation, the rotary valve plate and fixation
Seat cooperates, and can change the area of opening in the rotary valve plate rotary course.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, it includes diaphragm or piston component that the pressure, which adjusts component,
And the adjusting bolt being threadedly coupled with the valve deck of pressure reducing valve, the valve body-side of the side wall and pressure reducing valve of the diaphragm or piston component
Cooperation is sealed between wall, and adjustment spring, the diaphragm or work are equipped between the adjusting bolt and the diaphragm or piston component
Plug assembly is connected with the deflecting structure far from the side of adjustment spring.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, the deflecting structure includes connecting with the rotary valve plate
Swingle, the diaphragm or piston component be equipped with centre bore, and the swingle protrudes into the diaphragm or piston component
In heart hole, the inner wall of the centre bore is equipped with the pusher dog of protrusion inner wall, is provided with helicla flute on the outer surface of the swingle, institute
Pusher dog is stated to protrude into the helicla flute and can move in the helicla flute.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, set on the inner wall of the centre bore there are two pusher dog, two
A pusher dog is located on the same cross section of centre bore, and is mutually centrosymmetric, and two are arranged accordingly on the swingle
A helicla flute with pusher dog cooperation.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, the helicla flute is left-hand screw structure or right-hand screw knot
Structure.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, the swingle is equipped with and protrudes from the rotation bar side
The support column of wall, is compressed with the first spring between the support column and the diaphragm or piston component, first spring is arranged
On the swingle.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, the opening includes two centrosymmetric fan-shaped logical
Hole, the rotary valve plate include centrosymmetric two fanning strips, and a fanning strip can be by a fan-shaped pylone
All block.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, what the rotary valve plate and the fixing seat contacted with each other
Face is ceramic seal face.
Line and the diaphragm as a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, between the import, outlet
Or the angle between the moving direction of piston component is in 90 ° or any angle less than 90 °.
As a kind of preferred embodiment of above-mentioned rotary pressure reducing valve, the deflecting structure is brace and connecting rod framework, including even
Bar and crank, the connecting rod adjust component with the pressure and connect, and the crank is connect with the rotary valve plate, the crank
The length direction of length direction and connecting rod is in 90 ° of cooperations.
Beneficial effects of the present invention:
Rotary pressure reducing valve proposed by the present invention changes the area of opening by the rotation of control rotary valve plate, thus flat
Weighing apparatus stablizes the pressure of decompression valve outlet, the sealing surface of rotated versions is formed between rotary valve plate and fixing seat, it is not easy to seal
Face forms impurity accumulation, impurity can be voluntarily removed, so that the service life of pressure reducing valve increases.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the rotary pressure reducing valve that the embodiment of the present invention 1 provides；
Fig. 2 is the structural schematic diagram for the swingle that the embodiment of the present invention 1 provides；
Fig. 3 is the structural schematic diagram for the fixing seat that the embodiment of the present invention 1 provides；
Fig. 4 is the structural schematic diagram for the rotary valve plate that the embodiment of the present invention 1 provides；
Fig. 5 is another structural schematic diagram for the rotary pressure reducing valve that the embodiment of the present invention 1 provides；
Fig. 6 is the structural schematic diagram for the rotary pressure reducing valve that the embodiment of the present invention 2 provides.
Wherein, 1, import；2, it exports；3, fixing seat；4, it is open；5, rotary valve plate；6, diaphragm or piston component；7, it adjusts
Bolt；8, adjustment spring；9, swingle；10, centre bore；11, pusher dog；12, helicla flute；13, support column；14, the first spring；
15, support base；16, connecting rod；17, crank；18, valve body；19, valve body.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment 1
As shown in Figure 1, the present embodiment proposes a kind of rotary pressure reducing valve, import 1 and outlet 2 including pressure reducing valve is arranged in
Between pressure adjust component, fixing seat 3 is set in pressure reducing valve, is connected between import 1 and outlet 2 by the opening 4 in fixing seat 3
Logical, pressure adjusts component and is connected with deflecting structure, and deflecting structure is connected with rotary valve plate 5, and the pressure change for exporting 2 makes pressure
The position for adjusting component changes, and makes deflecting structure that rotary valve plate 5 be driven to rotate, and rotary valve plate 5 and fixing seat 3 cooperate, rotation
The area of opening 4 can be changed in 5 rotary course of rotary valve plate.
The rotary pressure reducing valve, which moves up and down original valve plate, changes the side of 2 pressure of size stabilization of export of flow area
Formula is changed into the area that the rotation by rotary valve plate 5 is changed to opening 4, thus the pressure of balance and stability decompression valve outlet 2,
The sealing surface of rotated versions is formed between rotary valve plate 5 and fixing seat 3, it is not easy to impurity accumulation is formed in sealing surface, it can be voluntarily
Impurity is removed, so that the service life of pressure reducing valve increases.
Wherein, pressure adjusts the tune that component includes diaphragm or piston component 6 and is threadedly coupled with the valve deck 18 of pressure reducing valve
Bolt 7 is saved, cooperation is sealed between the valve body 19 of the side wall and pressure reducing valve of diaphragm or piston component 6, adjusts bolt 7 and diaphragm or work
Adjustment spring 8 is equipped between plug assembly 6, diaphragm or piston component 6 are connected with deflecting structure far from the side of adjustment spring 8.When
When adjusting bolt 7 to one pressure of implementation of adjustment spring 8, the direction of diaphragm or piston component 6 to close rotary valve plate 5 is mobile,
Deflecting structure drives rotary valve plate 5 to rotate a certain angle simultaneously, so that opening 4 forms a certain aperture, protects decompression valve outlet 2
Fixed pressure value is held, while exporting 2 pressure and acting on 6 lower section of diaphragm or piston component, with adjustment spring 8 to diaphragm or piston
The active force of component 6 forms the balance of power.
Specifically, as shown in Fig. 2, deflecting structure includes the swingle 9 connecting with rotary valve plate 5, the rotation in the present embodiment
Bull stick 9 and rotary valve plate 5 are structure as a whole, and structure is simple, and production and assembly are all more convenient.It is set on diaphragm or piston component 6
There is centre bore 10, swingle 9 protrudes into the centre bore 10 of diaphragm or piston component 6, and the inner wall of centre bore 10 is equipped in protrusion
The pusher dog 11 of wall, swingle 9 are cylindrical body, are provided with helicla flute 12 on the outer surface on swingle 9, pusher dog 11 protrudes into helicla flute 12
And can be moved in helicla flute 12, realize the rotation of rotary valve plate 5.When diaphragm or piston component 6 move up and down, pusher dog 11
It can only be moved along 9 length direction of swingle, rotation will not be generated relative to valve body 19.For some reason, the pressure of valve outlet 2 is depressurized
Power changes, such as when being raised and lowered, and the power for acting on 6 lower section of lower diaphragm or piston component is also raised and lowered accordingly,
Diaphragm or piston component 6 are moved upwardly or downwardly, and the pusher dog 11 on diaphragm or piston component 6 is moved along helicla flute 12, drive rotation
Rotary valve plate 5 rotates, and the circulation area of opening 4 is decreased or increased, so that the pressure of outlet 2 is reduced or increase, until adjustment spring 8
Active force and 2 pressure balances of outlet to diaphragm or piston component 6.
In the present embodiment, set on the inner wall of centre bore 10 there are two pusher dog 11, two pusher dogs 11 are located at the same of centre bore 10
It on one cross section, and is mutually centrosymmetric, two helicla flutes 12 cooperated with pusher dog 11 is set accordingly on swingle 9.Tool
Body, helicla flute 12 is left-hand screw structure.Helicla flute 12 is 90 ° of spiral line structures.Correspondingly, as shown in Figures 3 and 4, opening 4 includes
Two centrosymmetric fan-shaped pylones, rotary valve plate 5 include centrosymmetric two fanning strips, and a fanning strip can be by one
Fan-shaped pylone all blocks.After rotary valve plate 5 is rotated by 90 ° under opening 4 all closed situation, realizes 4 standard-sized sheets of opening, revolving
The different opening of opening 4 can be achieved during turning.Helicla flute 12 can also be right-hand screw structure, can carry out as the case may be
Design.
The shape of through holes of opening 4 can choose as other shapes, and the specific structure shape of rotary valve plate 5 can be according to opening
4 are specifically chosen.
Swingle 9 is equipped with the support column 13 for protruding from 9 side wall of swingle, and specially multiple support columns 13 are in swingle 9
It is uniformly distributed in circumferential direction, and multiple support columns 13 are distributed on the same cross section of swingle 9, support column 13 and diaphragm or work
The first spring 14 is compressed between plug assembly 6, the first spring 14 is set on swingle 9, and the first spring 14 can make rotary valve
It is fitted closely between plate 5 and the surface of fixing seat 3, forms sealing surface, the face that rotary valve plate 5 and fixing seat 3 contact with each other is
Ceramic seal face.Ceramic seal face is less likely to be damaged, and can voluntarily remove contact when rotary valve plate 5 and fixing seat 3 rotate
Impurity on face extends the service life of pressure reducing valve.
The angle between line and diaphragm or the moving direction of piston component 6 in the present embodiment, between import 1, outlet 2
It can also be any angle less than 90 °, as shown in Figure 5 in 90 °.Specific frame mode can be according to specific application environment
It is selected.
In the present embodiment, fixing seat 3 is mounted on support base 15, and cooperation, support are sealed between support base 15 and fixing seat 3
Seat 15 inside be connected to the opening 4 of fixing seat 3, the side wall of support base 15 is provided with several notches so that opening 4 and pressure reducing valve out
Mouth 2 is connected to.
Diaphragm or piston component 6 in the embodiment specifically can choose as diaphragm or piston.
Embodiment 2
In the embodiment in embodiment 1 the difference is that: as shown in fig. 6, deflecting structure be brace and connecting rod framework,
Including connecting rod 16 and crank 17, connecting rod 16 adjusts component with pressure and connect, and crank 17 is connect with rotary valve plate 5, the length of crank 17
The length direction of direction and connecting rod 16 is spent in 90 ° of cooperations.
Rotary pressure reducing valve changes circulation area by rotary motion can also select in addition to the structure of Examples 1 and 2
The wheel and rack kind of drive, multiple spot connecting rod mode or magnetic approach realize the rotation of rotary valve plate 5, according to specific needs
It is selected.
Note that above are only presently preferred embodiments of the present invention.It will be appreciated by those skilled in the art that the present invention is not limited to here
The specific embodiment, be able to carry out for a person skilled in the art it is various it is apparent variation, readjust and substitution and
Without departing from the scope of protection of the present invention.Therefore, although the present invention has been described in more detail through the above examples,
But the present invention is not limited to the above embodiments only, without departing from the inventive concept, can also include it is more other
Equivalent embodiment, and the scope of the invention is determined by the scope of the appended claims.
Claims (7)
1. a kind of rotary pressure reducing valve, which is characterized in that including being arranged between the import (1) of the pressure reducing valve and outlet (2)
Pressure adjust component, fixing seat (3) are set in the pressure reducing valve, the import (1) and exports and passes through fixing seat between (2)
(3) opening (4) connection on, the pressure adjust component and are connected with deflecting structure, and the deflecting structure is connected with rotary valve plate
(5), the position that the pressure change of the outlet (2) makes the pressure adjust component changes, and makes the deflecting structure band
The rotary valve plate (5) rotation is moved, the rotary valve plate (5) and fixing seat (3) cooperate, rotary valve plate (5) rotary course
In can change the areas of opening (4), it includes diaphragm or piston component (6) and the valve with pressure reducing valve that the pressure, which adjusts component,
Cover the adjusting bolt (7) that (18) are threadedly coupled, valve body (19) side wall of the side wall and pressure reducing valve of the diaphragm or piston component (6)
Between seal cooperation, equipped with adjustment spring (8) between the adjustings bolt (7) and the diaphragm or piston component (6), the film
Piece or piston component (6) are connected with the deflecting structure far from the side of adjustment spring (8), the deflecting structure include with it is described
The swingle (9) of rotary valve plate (5) connection, the diaphragm or piston component (6) are equipped with centre bore (10), the swingle
(9) it protrudes into the centre bore (10) of the diaphragm or piston component (6), the inner wall of the centre bore (10) is equipped with protrusion inner wall
Pusher dog (11), be provided with helicla flute (12) on the outer surface of the swingle (9), the pusher dog (11) protrudes into the helicla flute
(12) it and can be moved in the helicla flute (12).
2. rotary pressure reducing valve according to claim 1, which is characterized in that the inner wall of the centre bore (10) is equipped with two
A pusher dog (11), two pusher dogs (11) are located on the same cross section of centre bore (10), and are mutually centrosymmetric, described
The helicla flute (12) of two with the pusher dog (11) cooperation are set accordingly on swingle (9).
3. rotary pressure reducing valve according to claim 1 or 2, which is characterized in that the helicla flute (12) is left-hand screw knot
Structure or right-hand screw structure.
4. rotary pressure reducing valve according to claim 1, which is characterized in that the swingle (9) is equipped with and protrudes from institute
The support column (13) for stating swingle (9) side wall is compressed between the support column (13) and the diaphragm or piston component (6)
One spring (14), first spring (14) are set on the swingle (9).
5. rotary pressure reducing valve according to claim 1 or 2, which is characterized in that the opening (4) includes two centers pair
The fan-shaped pylone of title, the rotary valve plate (5) include centrosymmetric two fanning strips, and a fanning strip can be by one
The fan-shaped pylone all blocks.
6. rotary pressure reducing valve according to claim 1 or 2, which is characterized in that the rotary valve plate (5) and the fixation
The face that seat (3) contacts with each other is ceramic seal face.
7. rotary pressure reducing valve according to claim 1 or 2, which is characterized in that between the import (1), outlet (2)
Angle between the moving direction of line and the diaphragm or piston component (6) is in 90 ° or any angle less than 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710021344.4A CN106545677B (en) | 2017-01-12 | 2017-01-12 | Rotary pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710021344.4A CN106545677B (en) | 2017-01-12 | 2017-01-12 | Rotary pressure reducing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106545677A CN106545677A (en) | 2017-03-29 |
| CN106545677B true CN106545677B (en) | 2019-07-16 |
Family
ID=58396595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710021344.4A Active CN106545677B (en) | 2017-01-12 | 2017-01-12 | Rotary pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106545677B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035882A (en) * | 2017-05-31 | 2017-08-11 | 临汾华松阀门制造有限公司 | Family self-power type balance electric control valve |
| CN109611587A (en) * | 2018-11-22 | 2019-04-12 | 河北金桥平衡阀门有限公司 | The compensation device of valve opening and closing mechanism |
| CN110425318A (en) * | 2019-08-28 | 2019-11-08 | 浙江工业大学 | A kind of Pressure reducing valve for hot water |
| CN110805727B (en) * | 2019-11-15 | 2021-06-15 | 江苏军源装备制造有限公司 | Safety valve |
| CN113983342B (en) * | 2021-10-29 | 2023-04-21 | 中国航发沈阳发动机研究所 | Pressure regulating valve structure with anti-pollution capability |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2293688Y (en) * | 1997-03-14 | 1998-10-07 | 李玉望 | Running water relief valve |
| CN201288868Y (en) * | 2008-04-03 | 2009-08-12 | 周晓冬 | Pressure reducing valve |
| CN204739241U (en) * | 2015-04-02 | 2015-11-04 | 彭万旺 | Disk governing valve |
| CN206449268U (en) * | 2017-01-12 | 2017-08-29 | 天津市国威给排水设备制造有限公司 | Rotary pressure-reducing valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5773853B2 (en) * | 2011-11-29 | 2015-09-02 | 積水化学工業株式会社 | Pressure reducing valve and mounting method of pressure reducing valve |
-
2017
- 2017-01-12 CN CN201710021344.4A patent/CN106545677B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2293688Y (en) * | 1997-03-14 | 1998-10-07 | 李玉望 | Running water relief valve |
| CN201288868Y (en) * | 2008-04-03 | 2009-08-12 | 周晓冬 | Pressure reducing valve |
| CN204739241U (en) * | 2015-04-02 | 2015-11-04 | 彭万旺 | Disk governing valve |
| CN206449268U (en) * | 2017-01-12 | 2017-08-29 | 天津市国威给排水设备制造有限公司 | Rotary pressure-reducing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106545677A (en) | 2017-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106545677B (en) | Rotary pressure reducing valve | |
| CN206449268U (en) | Rotary pressure-reducing valve | |
| CN101878345B (en) | Automatic door closing hinge and double swing door structure | |
| CN101614283A (en) | Vacuum valve | |
| CN110345284A (en) | A kind of check-valves | |
| CN103016435B (en) | Valve for preventing hydraulic motor from reversing | |
| CN101871475A (en) | Mechanical servo control valve | |
| CN114060540A (en) | Bidirectional-pressure high-temperature butterfly valve | |
| CN208058052U (en) | A kind of safety valve being precisely controlled | |
| CN101845923A (en) | Hinge for furniture | |
| CN115539663A (en) | High leakproofness gate valve | |
| CN208687045U (en) | A kind of spring piston type pressure reducing valve | |
| CN110513344A (en) | Big flow inflatable overflow valve suitable for emulsion power pack system | |
| CN216158391U (en) | Multifunctional water conservancy valve device | |
| CN215410327U (en) | Intelligent three-way control valve for fuel cell | |
| CN209180438U (en) | Voltage-stabilizing combined solenoid valve | |
| CN101713446A (en) | Valve assembly for damper between a lower chamber and a compensation chamber in the damper | |
| CN208587344U (en) | A kind of adjustable plug-in safety overflow valve of safe pressure | |
| CN201560385U (en) | Adjustable shock absorber of lateral screw | |
| CN109667966A (en) | A kind of automatic pressure regulating mechanism | |
| CN107830216B (en) | Type voltage regulation gas safety valve | |
| CN107202190A (en) | Rotation flow automatic control device | |
| CN206816042U (en) | A kind of door buffer | |
| CN207093802U (en) | A kind of mounting structure for stop valve clack | |
| CN206802423U (en) | A kind of voltage stabilizing variable rate valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Rotary pressure reducing valve Effective date of registration: 20211222 Granted publication date: 20190716 Pledgee: Tianjin SME Credit Financing Guarantee Center Pledgor: TIANJIN GUOWEI FEEDING & DRAINAGE EQUIPMENT MENT MANUFACTURING Co.,Ltd. Registration number: Y2021120000075 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230529 Granted publication date: 20190716 Pledgee: Tianjin SME Credit Financing Guarantee Center Pledgor: TIANJIN GUOWEI FEEDING & DRAINAGE EQUIPMENT MENT MANUFACTURING Co.,Ltd. Registration number: Y2021120000075 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |