CN205918563U - Intake valve - Google Patents
Intake valve Download PDFInfo
- Publication number
- CN205918563U CN205918563U CN201620804907.8U CN201620804907U CN205918563U CN 205918563 U CN205918563 U CN 205918563U CN 201620804907 U CN201620804907 U CN 201620804907U CN 205918563 U CN205918563 U CN 205918563U
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- CN
- China
- Prior art keywords
- valve
- control valve
- air inlet
- gas
- air source
- 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.)
- Withdrawn - After Issue
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model provides an intake valve includes the valve body, the valve body chamber, the intake valve core, the cylinder, air supply control valve and on -line control valve, the air supply entry is connected to the air inlet of air supply control valve, the first gas outlet of air supply control valve, first gas flow path and cylinder order intercommunication, the second gas flow path inserts between air supply entry and the cylinder, the valve body chamber includes first drive chamber that communicates with the cylinder and the second drive chamber of being connected with the second gas outlet of air supply control valve, the on -line control valve includes firstly, two gas flow paths, compressor unit or when being incorporated into the power networks, first gas flow path is opened or is closed, and the second gas flow path is closed or is opened, simple structure, easily the on -line control valve is add in the operation, can select first gas flow path to open and make the air input adjustable when compressor light running, selects the second gas flow path to open and make intake valve admit air in succession when the compressor is incorporated into the power networks, forces the loading to the compressor promptly, avoids adding repeatedly the uninstallation, and safe and reliable is with low costs.
Description
Technical field
This utility model belongs to Compressor Technology field and in particular to a kind of intake valve.
Background technology
The main purpose of online control is to control the operation conditions of each compressor in compressor bank to realize user
The demand of gas consumption, optimal state is exactly that the compressor in compressor bank is in adjustment state and at remaining compressor
In pressure stress state.
Existing intake valve often includes valve body and air source control valve, sets valve body cavity, valve body cavity both ends open, one end is in valve body
Inlet end, the other end is the outlet side being connected with the suction end of compressor, sets between the inlet end of valve body cavity and outlet side
There is air inlet valve element, described valve body cavity includes the first driving chamber and the second driving chamber, one end of air source control valve and the first driving chamber
Connection, so that control source of the gas to enter the first driving chamber through air source control valve drive air inlet valve element movement to increase aperture, source of the gas control
The other end of valve processed is connected with the second driving chamber, so that controlling source of the gas to enter the second driving chamber through air source control valve drive intake valve
To reduce aperture until closing, air source control valve is selected one and is connected with the first driving chamber and the second driving chamber for core movement；Having can not
Force the shortcoming loading, if compressor uses this intake valve, when compressor is incorporated to compressor pipe network operation, in pipe network gas
Do not enable when needing under on line state force load operating it is impossible to realize the continuous control of the capacity of compressor, need
Extra setting host computer, to control each compressor repeatedly to add unloading, is easily lost.Load operating is forced to be positive opening intake valve
Cylinder, makes Compressor Group run under declared working condition always.
Utility model content
A technical problem to be solved in the utility model is to provide that a kind of structure is simple, easily operated, low cost,
It can be avoided that the compressor bank that is incorporated into the power networks adds the intake valve of unloading repeatedly.
For solving above-mentioned technical problem, this utility model intake valve the technical scheme is that
Intake valve, including air inlet valve element, cylinder, air source control valve and valve body and valve body cavity for connecting compressor,
Described valve body cavity includes accommodating control source of the gas so that described air inlet valve element moves and increases the first driving chamber and the appearance of air inlet aperture
Receive control source of the gas so that described air inlet valve element moves and reduces the second driving chamber of air inlet aperture, the air inlet of described air source control valve
Mouth connects air source inlet, and the first gas outlet of described air source control valve is connected with described cylinder, and described cylinder drives with described first
The connection of dynamic chamber, the second gas outlet of described air source control valve is connected with described second driving chamber；Intake valve also includes online control
Valve, described online control valve includes two gas flow paths, and wherein the first of the described air source control valve of first gas stream access goes out
Between QI KOU and described cylinder, second gas stream accesses between described air source inlet and described cylinder.
Further, described online control valve is electromagnetic valve.
Further, described online control valve is two-bit triplet electromagnetic valve.
Further, described intake valve also includes control module, and control module is connected and controls with described online control valve
The keying of described two gas flow paths.
Further, described online control valve is three-way valve or cross valve, forms described gas flow path between two valve ports.
Further, described air source inlet is located between described air source control valve and described three-way valve；Or described source of the gas enters
Mouth is a valve port of described cross valve.
Further, described air source control valve is inverse proportion valve.
Further, described air inlet valve element includes air inlet disk valve.
Further, described intake valve also includes the atmospheric valve for being vented described valve body cavity internal pressure, described emptying
Valve connects on described valve body and with described valve body cavity.
Further, described air inlet valve element includes mandrel, air inlet disk valve and piston, and described air inlet disk valve and described piston are same
It is located on described mandrel, and the more described air inlet disk valve of described piston is closer to the outlet side of described valve body, described first drive
Dynamic chamber and described second driving chamber are positioned at the both sides of piston.
The having the beneficial effects that of intake valve that this utility model provides: structure is simple, sets up online control valve, according to compression
The running status (unit operation is still incorporated into the power networks) of machine changes gas flow path it is easy to operate, can be in compressor unit operation
When, select first gas stream to open and make air inflow adjustable, when compressor is incorporated into the power networks, select second gas stream to open
And make intake valve continuous gas entry, compressor is carried out force load, it is to avoid repeatedly plus unloading, safe and reliable, low cost.
Brief description
The structural representation of the intake valve that Fig. 1 provides for this utility model embodiment.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit this utility model.
As shown in figure 1, the intake valve that the present embodiment provides, including air inlet valve element 12, cylinder 2, air source control valve 3 be used for
Connect valve body 1 and the valve body cavity 11 of compressor, valve body cavity 11 includes accommodating control source of the gas so that air inlet valve element 12 moves and increases
Add the first driving chamber of gas aperture and accommodate control source of the gas so that air inlet valve element 12 is mobile and the second drive of reducing air inlet aperture
Dynamic chamber, the air inlet 31 of air source control valve connects air source inlet 5, and the first gas outlet 32 of air source control valve is connected with cylinder 2, gas
Cylinder 2 is connected with the first driving chamber, and the second gas outlet 33 of air source control valve is connected with the second driving chamber；Intake valve also includes online
Control valve 4, online control valve 4 includes two gas flow paths, and wherein first gas stream accesses the first of air source control valve and gives vent to anger
Between mouth 32 and cylinder 2, second gas stream accesses between air source inlet 5 and cylinder 2.When compressor unit operation, first
Gas flow path opens (closing of second gas stream), controls source of the gas to sequentially pass through air source inlet 5, air source control valve 3, online control
The first gas stream of valve 4 and cylinder 2, enter the first driving chamber, and air inlet valve element 12 opens (aperture increase), and gas is from valve body cavity
11 inlet end enters, enters compressor through outlet side, so that compressor is normally run, when compressor pressure reaches unloading point,
Form open circuit, cylinder 2 no controls source of the gas, and air inlet valve element 12 is opened between the air inlet 31 of air source control valve and the first gas outlet 32
(aperture reduces, until closing)；When compressor is incorporated into the power networks, second gas stream opens (closing of first gas stream), control
Source of the gas processed sequentially passes through air source inlet 5, the second gas stream of online control valve 4 and cylinder 2, enters the first driving chamber, air inlet
Valve element 12 is opened (aperture increase), and gas enters from the inlet end of valve body cavity 11, enters compressor through outlet side, makes compressor strong
System loads, no matter how ductwork pressure changes, the running status of compressor bank will not change.The intake valve that the present embodiment provides,
Structure is simple, easy and simple to handle, by the setting of online control valve 4, retains the gas that can adjust air inflow of existing intake valve
While stream, the in parallel gas flow path that compressor can be carried out force to load, realize connection when compressor is incorporated into the power networks
Machine control function is it is ensured that the pressure stress state of compressor, it is to avoid repeatedly plus unloading, reduces the consume of intake valve and compressor,
Increase the service life, safe and reliable, economize on resources, reduces cost.
Further, online control valve 4 can be electromagnetic valve.Can be (unit operation, grid-connected according to the running status of compressor
Run) automatically switch between two gas flow paths of two electricity it is ensured that compressor is in the adjustable state of air inflow or strong accordingly
Stress state processed, structure is simple, easy and simple to handle.
Further, intake valve may also include control module, and control module is connected with online control valve 4 and controls two gas
The keying of body stream, Automated condtrol, can be according to the running status of compressor, the work of two gas flow paths of quick automatic switching
Make state it is ensured that compressor is in the adjustable state of air inflow accordingly or forces stress state, easy and simple to handle, safe and reliable.
Further, online control valve 4 can be three-way valve or cross valve, and Fig. 1 show first valve port 6 and of three-way valve
Form first gas stream between two valve ports 7, between the first valve port 6 and the 3rd valve port 8, form second gas stream, two valve ports
Between form gas flow path, selection standard part, simplify structure, be certainly alternatively other control valves.Preferably air source inlet 5 is located at gas
Between source control valve 3 and three-way valve, or air source inlet 5 is a valve port of cross valve；Structure is more simple.Preferably online control
Valve 4 is two-bit triplet electromagnetic valve, is easy to seal gas circuit, is easy to the switching of two gas flow paths, simplifies and ensures that compressor is corresponding
The operation being in the adjustable state of air inflow or forcing stress state.
Further, air source control valve 3 is inverse proportion valve, can automatically control the of air source inlet 5 and air source control valve
Keep open circuit or open circuit between one gas outlet 32, make control cylinder 2 make opening or closing of air inlet valve core with or without control source of the gas
Close, more convenient control to air-suction state, the regulation of air inflow.
Further, air inlet valve element 12 may include air inlet disk valve 121, around its own axis rotation i.e. can reach keying or
The purpose adjusting, is easy to control.Specifically, air inlet valve element 12 may also include mandrel, air inlet disk valve and piston, air inlet disk valve and work
Plug with being located on mandrel, and piston compared with air inlet disk valve closer to valve body 1 outlet side, the first driving chamber and the second driving chamber
Positioned at the both sides of piston, beneficial to controlling source of the gas to drive piston to move, the open/close states of air inlet disk valve can be adjusted, be easy to air inlet
The control of state and the regulation of tolerance.
Further, intake valve also includes the atmospheric valve 9 for being vented valve body cavity 11 internal pressure, and atmospheric valve is located at valve body
Connect on 1 and with valve body cavity 11；The setting of atmospheric valve being capable of pressure in fast discharging compressor bank when needed.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.
Claims (10)
1. intake valve, including air inlet valve element, cylinder, air source control valve and valve body and valve body cavity for connecting compressor, institute
State valve body cavity to include accommodating control source of the gas so that described air inlet valve element moves and increases the first driving chamber and the receiving of air inlet aperture
Control source of the gas so that described air inlet valve element moves and reduces the second driving chamber of air inlet aperture, the air inlet of described air source control valve
Connect air source inlet, the first gas outlet of described air source control valve is connected with described cylinder, described cylinder drives with described first
Chamber connects, and the second gas outlet of described air source control valve is connected with described second driving chamber；It is characterized in that: also include online control
Valve processed, described online control valve includes two gas flow paths, and wherein first gas stream accesses the first of described air source control valve
Between gas outlet and described cylinder, second gas stream accesses between described air source inlet and described cylinder.
2. intake valve according to claim 1 it is characterised in that: described online control valve be electromagnetic valve.
3. intake valve according to claim 1 it is characterised in that: described online control valve be two-bit triplet electromagnetic valve.
4. the intake valve according to any one of claim 1-3 it is characterised in that: also include control module, described control
Module is connected with described online control valve and controls the keying of described two gas flow paths.
5. the intake valve according to any one of claim 1-3 it is characterised in that: described online control valve be three-way valve or
Cross valve, forms described gas flow path between two valve ports.
6. intake valve according to claim 5 it is characterised in that: described air source inlet be located at described air source control valve and institute
State between three-way valve；Or the valve port that described air source inlet is described cross valve.
7. the intake valve according to any one of claim 1-3 it is characterised in that: described air source control valve be inverse proportion
Valve.
8. the intake valve according to any one of claim 1-3 it is characterised in that: described air inlet valve element includes air inlet butterfly
Valve.
9. the intake valve according to any one of claim 1-3 it is characterised in that: also include for being vented described valve body cavity
The atmospheric valve of internal pressure, described atmospheric valve connects on described valve body and with described valve body cavity.
10. the intake valve according to any one of claim 1-3 it is characterised in that: described air inlet valve element includes mandrel, enters
Gas butterfly valve and piston, described air inlet disk valve and described piston coaxial are on described mandrel, and described piston more described air inlet butterfly
, closer to the outlet side of described valve body, described first driving chamber and described second driving chamber are positioned at the both sides of piston for valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620804907.8U CN205918563U (en) | 2016-07-28 | 2016-07-28 | Intake valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620804907.8U CN205918563U (en) | 2016-07-28 | 2016-07-28 | Intake valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205918563U true CN205918563U (en) | 2017-02-01 |
Family
ID=57872924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620804907.8U Withdrawn - After Issue CN205918563U (en) | 2016-07-28 | 2016-07-28 | Intake valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205918563U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664112A (en) * | 2016-07-28 | 2018-02-06 | 苏州寿力气体设备有限公司 | Intake valve |
| CN108775992A (en) * | 2018-07-10 | 2018-11-09 | 安徽六国化工股份有限公司 | A kind of simple multifunctional operated pneumatic valve leak detection device and leakage inspection method |
| CN111173752A (en) * | 2020-03-09 | 2020-05-19 | 上海埃弗斯阀门制造有限公司 | Air inlet valve capable of increasing piston stroke |
-
2016
- 2016-07-28 CN CN201620804907.8U patent/CN205918563U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664112A (en) * | 2016-07-28 | 2018-02-06 | 苏州寿力气体设备有限公司 | Intake valve |
| CN107664112B (en) * | 2016-07-28 | 2019-05-28 | 苏州寿力气体设备有限公司 | Intake valve |
| CN108775992A (en) * | 2018-07-10 | 2018-11-09 | 安徽六国化工股份有限公司 | A kind of simple multifunctional operated pneumatic valve leak detection device and leakage inspection method |
| CN108775992B (en) * | 2018-07-10 | 2024-03-15 | 安徽六国化工股份有限公司 | Simple multifunctional pneumatic valve leakage detection device and leakage detection method |
| CN111173752A (en) * | 2020-03-09 | 2020-05-19 | 上海埃弗斯阀门制造有限公司 | Air inlet valve capable of increasing piston stroke |
| CN111173752B (en) * | 2020-03-09 | 2024-06-11 | 上海埃弗斯阀门制造有限公司 | Air inlet valve capable of increasing piston stroke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170201 Effective date of abandoning: 20190528 |