CN1948795A - Electric motor operated valve - Google Patents
Electric motor operated valve Download PDFInfo
- Publication number
- CN1948795A CN1948795A CNA2006101359040A CN200610135904A CN1948795A CN 1948795 A CN1948795 A CN 1948795A CN A2006101359040 A CNA2006101359040 A CN A2006101359040A CN 200610135904 A CN200610135904 A CN 200610135904A CN 1948795 A CN1948795 A CN 1948795A
- Authority
- CN
- China
- Prior art keywords
- mortor operated
- pipe
- valve
- throttling arrangement
- plate element
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
- F16K47/14—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths the throttling member being a perforated membrane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Details Of Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Lift Valve (AREA)
Abstract
An electric motor operated valve has a cylindrical form noumenon (10) disposed with a valve housing (20). In the valve housing (20) a pair of pipes (50, 52) are inserted in an orthogonal direction and fixed through the joint means such as soldering. A perforated sheet member (a punching plate) (100) composes a restrictor means (S1) has a cylinder part (120), and a bottom (130) provided with a multiplicity of small holes (150) exercising a restrictor function and a bubble fragmenting function. A flange part (110) is formed on an upper end of the cylinder part (120), the flange part (110) is held between a tip of a pipe (50) and a body (10), and the restrictor means (S1) is attached by fixing the pipe (50). A restrictor means (S2) is also provided on an attachment part of a pipe (52). In the restrictor means (S2), an extension part (41) intruding into an inner diameter side of the pipe (52) is formed integrally with the body (10), and a hole (42) for carrying out restrictor action is provided in the extension part. The restrictor means (S1, S2) are attached to attachment parts of the pipes (50, 52), and its composition is simple, but the refrigerant passing sound caused by bubbles in the refrigerant is effectively reduced even when the refrigerant is flowing in either normal or reverse direction.
Description
Technical field
The present invention relates to a kind of mortor operated valve that the flow of refrigeration agent is carried out the continuous control from the full cut-off to the standard-sized sheet that in refrigerant cycle etc., uses.
Background technique
The mortor operated valve that the flow of refrigeration agent is controlled sends the sound that flows during by valve chamber at refrigeration agent.Inflow is equipped with the 2 phase stream modes of sneaking into vapor phase refrigerant in the refrigeration agent generation liquid phase refrigerant in the valve chamber of valve body.If in vapor phase refrigerant, there is a gross blowhole, Strike note can take place by time in the valve chamber, become the reason of noise.In order to reduce this refrigeration agent, various ways and motion (for example, patent document 1-3) had been done by sound in the past.
Patent document 1: TOHKEMY 2001-289538 communique
Patent document 2: TOHKEMY 2003-097754 communique
Patent document 3: TOHKEMY 2005-055119 communique
But the mortor operated valve of known configurations was owing to structure complicated is caused expensive in the past.And, though there is the refrigeration agent can again can be to the occasion that flows in the other direction to postive direction, in the mortor operated valve of known configurations in the past, even do not exist the occasion that refrigeration agent flows to positive and negative any direction also can reduce the structure of refrigeration agent effectively by sound.
Summary of the invention
The objective of the invention is, even provide refrigeration agent also can effectively reduce the mortor operated valve of refrigeration agent by sound to the occasion that positive and negative any direction flows with low cost.
In order to achieve the above object, mortor operated valve of the present invention comprises: have valve chamber and the body of formed throttle orifice on the axial direction of valve chamber; Relatively be configured in the valve body of valve chamber movably with described throttle orifice; The Electric actuator that makes valve body and throttle orifice contact, separate; 1 pair of pipe with being provided with the relative described body of mutually orthogonal direction is disposing the throttling arrangement with regulation opening rate with respect to the upstream side of throttle orifice and valve body and the both direction in downstream side simultaneously.
This throttling arrangement preferably is set on the assembly department for body of pipe.
The opening rate of throttling arrangement preferably is set at the 10-35% with respect to the ips area.
And the opening area of throttling arrangement is set at 1.2-2.4 times of throttle orifice opening area.
At least one side of throttling arrangement preferably prolongs integratedly from valve body with the form of the internal side diameter that enters pipe and formation.
At least one side of throttling arrangement preferably is made to porose thin-plate element.
As this porose thin-plate element is to be advisable by the punch metal goods of punching punch process formation aperture.At this moment, this porose thin-plate element is to be held and to be fixed between tube end and the valve body comparatively easy.And this porose thin-plate element also can be fixed by punch process or the rolling finishing that pipe is implemented.
The above structure that is possessed according to the present invention also can reduce the mortor operated valve that the refrigeration agent that is caused by bubble passes through sound even can provide at low cost at refrigeration agent effectively to the mobile occasion of positive and negative any direction.
Description of drawings
Fig. 1 is the sectional view of the major component of the preferable example of mortor operated valve of the present invention.
Fig. 2 is the sectional view of major component of the mortor operated valve of another example of the present invention.
Fig. 3 is the explanatory drawing of the various hole shapes of expression throttling arrangement S1.
Embodiment
The 1st embodiment's shown in Figure 1 mortor operated valve has the body 10 of drum, is provided with valve chamber 20.Valve chamber 20 is located at refrigeration agent the 1st path 30 on body 10 axis and refrigeration agent the 2nd path 40 that is located on body 10 radial directions and is arranged on the direction of mutually orthogonal relatively.Then, at the opening portion 11,12 that communicates with the 1st path 30 and the 2nd path 40 of body 10, insert pipe arrangement and connect the vertical tube 50 of usefulness and the top of transverse tube 52, and fix by engagement means W1 such as solderings.
The 1st path 30 is communicated with valve chamber 20 by throttle orifice 32, is formed with valve seat 34 in valve chamber 20 sides of throttle orifice 32.The 2nd path 40 also is communicated with valve chamber 20 by hole 42.The diameter dimension in hole 42 is according to the capacity decision of mortor operated valve.
The valve body 80 that inserts valve chamber 20 is connected with valve shaft 60, valve shaft 60 by not shown motor, gear reducer, screw mechanism etc. up and down direction be driven.
By the knee-action of valve body 80, the needle-like portion 82 on top and the flow path area between the valve seat 34 change, and the refrigerant flow that passes through is controlled.
In the outside of valve shaft 60 bellows 70 is installed, prevents that refrigeration agent from entering motor side.
Flow into the refrigeration agent of mortor operated valve, in liquid phase refrigerant, sneak into vapor phase refrigerant sometimes as foam.This gas-liquid mixed refrigerant becomes the reason of noise by mortor operated valve the time.The main cause of noise distinguishes that the existence of the existence for the vapor phase refrigerant foam, particularly macrofoam becomes problem.
Mortor operated valve of the present invention, for even refrigeration agent passes through sound to the mobile refrigeration agent that is caused by bubble that also can effectively reduce of positive and negative any direction, and reaching upstream side and downstream side two directions that contact the valve body 80 that leaves therewith relatively for throttle orifice 32, at pipe 50,52 the assembly department position for body 80 disposes the throttling arrangement S1 with regulation opening rate, S2.
Constitute the porose thin-plate element (punched-plate) the 100th of throttling arrangement S1, form by throttling punching punch process, in the present embodiment, form cup-shaped (tubular), be formed with lip part 110 in the upper end of cylindrical part 120 with cylindrical part 120 and bottom 130.This lip part 110 sandwiches between the opening portion 11 of the tip portion of pipe 50 and body 10, pipe 50 is fixed, thereby porose thin-plate element 100 is installed.In the bottom 130 of thin-plate element 100, be provided with a plurality of apertures 150 that become the throttling of refrigeration agent path by the punching punch process.Thin-plate element 100 with aperture 150 relies on this structures and has concurrently the rectification function of the refrigeration agent by this structure and throttling function and the function of the bubble in the refrigeration agent of two-phase flow state being carried out sectionalization.
Another throttling arrangement S2 is located on the assembly department of transverse tube 52.That is, the extension part 41 that enters pipe 52 internal side diameters is integral with body 10, divides the hole 42 that has been formed with throttling action by this extension part 41.This throttling arrangement S2 is that throttle orifice 42 has concurrently the throttling function of the refrigeration agent by this hole and the function of the bubble in the refrigeration agent of two-phase flow state being carried out sectionalization.
The opening rate of throttling means S1, S2 is that 10-35% is suitable with respect to the ips area, so that at refrigeration agent when positive and negative any direction flows, when promptly no matter refrigeration agent is from pipe 50 side inflows, still on the contrary from pipe 52 side inflows, can both reduce refrigeration agent effectively by sound.
And, throttling arrangement S1, the opening rate of S2 be with respect to throttle orifice 32 1.2-2.4 scope doubly preferably, so as at refrigeration agent when positive and negative any direction flows, when promptly no matter refrigeration agent is from pipe 50 side inflows, still on the contrary from pipe 52 side inflows, can both reduce refrigeration agent effectively by sound.
Fig. 2 is the sectional view of the 2nd embodiment's of the present invention mortor operated valve major component.For have with Fig. 1 in the parts of the mortor operated valve same structure that illustrated put on identical symbol and omit explanation.
The porose thin-plate element 100A that is equipped with in the mortor operated valve of present embodiment is the cup-shaped with cylindrical part 120 and bottom 130, does not possess lip part.This thin-plate element 100A inserts pipe 50, is fixed by punch process or rolling finishing K1.
Above-mentioned the 1st embodiment and the 2nd embodiment's porose thin-plate element 100,100A form the cup-shaped (tubular) of carrying out pull and stretch processing, even but the simple planar of not carrying out pull and stretch processing also plays equal action effect.
Fig. 3 (a)-(f) expression is as all forms of the porose thin-plate element of throttling arrangement S1.
Thin-plate element 100a is configured to homodisperse example with a plurality of aperture 150a.
Thin-plate element 100b is the example as the single hole 150b that is made of radial slit.
Thin-plate element 100c will be positioned at the big footpath hole 150c1 at center and be configured in example after a plurality of paths hole 150c2 on the concentric circle is made up around it.
Thin-plate element 100d be with the hole 150d concentric circles of a plurality of semicircle shapes be configured near the peripheral part example.
Thin-plate element 100e is to wait central angle to dispose the example of the hole 150e of 3 middle degree.
Thin-plate element 100f is the example that relatively disposes 2 hole 150f.
Size as the hole of the thin-plate element of throttling arrangement S1
Number
Shape suitably is set in the condition and range of above-mentioned opening rate according to the operating condition that uses mortor operated valve and Environmental Conditions.
Employing has the mortor operated valve of the present invention of above this structure, the throttling arrangement S1 of refrigeration agent during from pipe 50 intake channels 52, the throttling arrangement S2 of refrigeration agent when pipe 52 flows into pipes 50 function having brought into play the rectification function, throttling function of the refrigeration agent that passes through with the two-phase flow state, the bubble the refrigeration agent of two-phase flow state carried out sectionalization on the contrary, as long as append simple structure, even when positive and negative any direction flows, the refrigeration agent that is caused by bubble is lowered by sound at refrigeration agent.
Claims (9)
1 one kinds of mortor operated valves comprise:
Has valve chamber and the body of formed throttle orifice on the axial direction of valve chamber;
Relatively be configured in the valve body of valve chamber movably with described throttle orifice;
The Electric actuator that makes described valve body and described throttle orifice contact, separate; With
1 pair of pipe so that the described relatively body of mutually orthogonal direction is provided with is characterized in that,
With respect to the upstream side of described throttle orifice and described valve body and the both direction in downstream side, dispose throttling arrangement with regulation opening rate.
2 mortor operated valves as claimed in claim 1 is characterized in that, described throttling arrangement is set on the assembly department for described body of described pipe.
3 mortor operated valves as claimed in claim 1 or 2 is characterized in that the opening rate of described throttling arrangement is set at the 10-35% with respect to the ips area.
4 mortor operated valves as claimed in claim 1 or 2 is characterized in that, the opening area of described throttling arrangement be set at described throttle orifice opening area 1.2-2.4 doubly.
5 as arbitrary described mortor operated valve in the claim 1 to 4, it is characterized in that at least one side of described throttling arrangement prolongs integratedly from described body with the form of the internal side diameter that enters described pipe and formation.
6 as arbitrary described mortor operated valve in the claim 1 to 4, it is characterized in that at least one side of described throttling arrangement is porose thin-plate element.
7 mortor operated valves as claimed in claim 6 is characterized in that, described porose thin-plate element is the punch metal goods that form aperture by the punching punch process.
8 as claim 6 or 7 described mortor operated valves, it is characterized in that, described porose thin-plate element is by tube end and valve body clamping and fix.
9 as arbitrary described mortor operated valve in the claim 6 to 8, it is characterized in that, described porose thin-plate element is fixed by punch process or the rolling finishing that pipe is implemented.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005299654A JP4925638B2 (en) | 2005-10-14 | 2005-10-14 | Motorized valve |
JP2005299654 | 2005-10-14 | ||
JP2005-299654 | 2005-10-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1948795A true CN1948795A (en) | 2007-04-18 |
CN1948795B CN1948795B (en) | 2012-03-07 |
Family
ID=38018382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101359040A Active CN1948795B (en) | 2005-10-14 | 2006-10-10 | Electric motor operated valve |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4925638B2 (en) |
KR (1) | KR101294381B1 (en) |
CN (1) | CN1948795B (en) |
Cited By (7)
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CN102384611A (en) * | 2010-08-26 | 2012-03-21 | 株式会社不二工机 | Expansion valve |
CN110173569A (en) * | 2018-02-21 | 2019-08-27 | 株式会社鹭宫制作所 | Flow control valve and refrigerating circulation system |
CN110513532A (en) * | 2019-08-15 | 2019-11-29 | 浙江盾安禾田金属有限公司 | Valve muffler and electric expansion valve with the valve muffler |
WO2020248932A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve silencer and electronic expansion valve thereof |
CN113544421A (en) * | 2019-03-06 | 2021-10-22 | 纽珀有限公司 | Valve arrangement |
CN113883325A (en) * | 2020-07-01 | 2022-01-04 | 株式会社鹭宫制作所 | Flow control valve and refrigeration cycle system |
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JP5563940B2 (en) * | 2010-09-24 | 2014-07-30 | ダイキン工業株式会社 | Expansion valve |
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- 2006-10-10 CN CN2006101359040A patent/CN1948795B/en active Active
Cited By (9)
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CN110173569A (en) * | 2018-02-21 | 2019-08-27 | 株式会社鹭宫制作所 | Flow control valve and refrigerating circulation system |
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WO2020248932A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve silencer and electronic expansion valve thereof |
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CN113883325A (en) * | 2020-07-01 | 2022-01-04 | 株式会社鹭宫制作所 | Flow control valve and refrigeration cycle system |
Also Published As
Publication number | Publication date |
---|---|
KR101294381B1 (en) | 2013-08-08 |
CN1948795B (en) | 2012-03-07 |
JP4925638B2 (en) | 2012-05-09 |
KR20070041314A (en) | 2007-04-18 |
JP2007107623A (en) | 2007-04-26 |
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