CN206290783U - A kind of fluid automatic pressure release apparatus of adjustable pressure - Google Patents
A kind of fluid automatic pressure release apparatus of adjustable pressure Download PDFInfo
- Publication number
- CN206290783U CN206290783U CN201621158674.5U CN201621158674U CN206290783U CN 206290783 U CN206290783 U CN 206290783U CN 201621158674 U CN201621158674 U CN 201621158674U CN 206290783 U CN206290783 U CN 206290783U
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- pressure
- housing
- fluid
- pressure relief
- screw
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Abstract
The utility model discloses a kind of fluid pressure relief device of adjustable pressure.The pressure relief device mainly includes：Pressure relief device housing, housing is hollow tubular, and one end of housing is provided with the internal thread other end is provided with screw rod, and housing is provided with the devices such as pressure gauge, spring protector, fluid pressure relief hole and cylindricality stopper；Manually set earial drainage pressure apparatus, manually setting earial drainage pressure apparatus includes pressure-regulating valve and regulation pressure gauge, wherein pressure-regulating valve is located at one end of pressure relief device and is moved along the stock of cylindricality rod member by enclosure interior member urges circular orifice compression spring, the pressure that compression spring is produced is delivered to pressure fluid by sealing plate, and is delivered to cylindricality rod member bottom by pressure fluid；Pressure relief device total valve, is the master switch for controlling fluid to enter pressure relief device in the side of pressure relief device.The freely adjustable earial drainage pressure of the utility model, simple structure, good stability, strong applicability.
Description
Technical field
The utility model is related to a kind of pressure relief device, more particularly to a kind of fluid automatic pressure release apparatus of adjustable pressure.
Background technology
Fluid is the general name of liquids and gases, and the correlation technique and social progress and the development of economic technology for being related to fluid cease
Manner of breathing is closed, and in order to maintain constant and system the safety and stability of control closed system operating pressure, fluid pressure relief device is not
Can or lack, existing fluid pressure relief device is mainly spring and the class of lever two, existing pressure relief device has processing technology and answers
It is miscellaneous, stability difference and the single shortcoming of applicability.
The content of the invention
In order to solve the weak point existing for above-mentioned technology, the utility model provides a kind of fluid of adjustable pressure
Automatic decompression device.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of fluid of adjustable pressure
Automatic decompression device.The pressure relief device mainly includes：Pressure relief device housing, housing is hollow tubular, is set in one end of housing
It is equipped with the internal thread other end and is provided with screw rod, housing is provided with pressure gauge, spring protector, fluid pressure relief hole and cylindricality stopper
Deng device；Earial drainage pressure apparatus is manually set, manually setting earial drainage pressure apparatus includes pressure-regulating valve and regulation pressure gauge, its
One end that middle pressure-regulating valve is located at pressure relief device passes through enclosure interior member urges circular orifice compression spring along cylindrical rod
The stock motion of part, the pressure that compression spring is produced is delivered to pressure fluid by sealing plate, and is delivered to cylindricality by pressure fluid
Rod member bottom；Pressure relief device total valve, is the master switch for controlling fluid to enter pressure relief device in the side of pressure relief device.
During setting earial drainage pressure, pressure relief device total valve is closed, manually the earial drainage pressure needed for the setting of regulation pressure-regulating valve
Power, fluid enters pressure relief device when opening pressure relief device total valve, when Fluid pressure is more than set earial drainage pressure, fluid
Cylindricality rod member will be promoted to be moved into pressure relief vent carries out pressure release, and when pressure is less than set earial drainage pressure, pressure relief vent will
Close, so as to reach to the self-relieving purpose of fluid.
The utility model can freely set the size of earial drainage pressure, with simple structure, good stability, the spy of strong applicability
Point.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the profile A-A of the utility model structural representation.
In figure：1st, pressure-regulating valve；2nd, screw plate；3rd, column is driven；4th, circular orifice；5th, cylindricality rod member；6th, seal
Plate；7th, pressure fluid；8th, rubber gasket；9th, pressure sensor；10th, pressure relief vent；11st, pressure release fluid issuing；12nd, pressure relief device is total
Valve；13rd, pressure relief vent connecting tube；14th, pressure gauge is adjusted；15th, fluid gross pressure table；16th, pressure sensor；17th, housing；18、
Access the mouth of pipe；19th, spring；20th, spring protector；21st, cylindricality stopper.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model includes pressure-regulating valve 1, screw plate 2, drives column 3, circular orifice 4, post
Shape rod member 5, sealing plate 6, pressure fluid 7, rubber gasket 8, pressure sensor 9, pressure relief vent 10, pressure release fluid issuing 11, pressure release
Device total valve 12, pressure relief vent connecting tube 13, regulation pressure gauge 14, fluid gross pressure table 15, pressure sensor 16, housing 17,
Access the mouth of pipe 18, spring 19, spring protector 20, cylindricality stopper 21.
Housing（17）One end medial surface be provided with internal thread, can with access the mouth of pipe（18）External screw thread be combined, shell
The other end of body is provided with screw rod can be with screw plate（2）The screw on periphery is combined, by screw plate（2）It is fixed on housing（17）
On.
Pressure-regulating valve（1）With rod-shaped screw；Described screw plate（2）It is circular version, screw plate（2）Periphery have
Small screw can be with housing（17）Screw rod be connected, the centre of screw plate has the larger screw can be with pressure-regulating valve
（1）Screw rod be connected.
Housing（17）Inside has driving column（3）, drive column（3）Cylindrical member at one end by boring is justified
The closure of shape steel plate is constituted, wherein the one end for being blocked and pressure-regulating valve（1）Screw rod be in contact, the other end and circular orifice
（4）It is connected；Circular orifice（4）There is circular port can allow cylindricality rod member for centre（5）Stock pass through；Circular orifice（4）Energy
Enough along housing（17）Inwall relative motion.
Cylindricality rod member（5）The integral member being made up of cylindricality stock circular steel plate and cylinder, wherein circular steel plate and shell
Body（17）Footpath is identical and can be with housing（17）Inwall relative motion, cylinder is smaller with respect to plectane diameter；Cylindricality rod member（5）'s
Spring is cased with outside stock（19）, spring one end and circular orifice（4）Connection, the other end and sealing plate（6）It is connected；Sealing plate
（6）Can be by cylindricality rod member（5）There is pressure fluid in internal space sealing, sealing space（7）, wherein sealing plate（6）Can
Along cylindricality rod member（5）Internal relative motion, when pressure relief device total valve（12）During closing, it can be seen from the interaction according to power, pressure
Power liquid（7）Middle pressure size is to be equal to setting pressure size；Pressure fluid（7）In pressure sensor is installed（9）, with housing（17）
Outside regulation pressure gauge（14）It is connected, i.e. pressure gauge（14）The size of the set vent pressure of display.Cylindricality rod member（5）'s
Circular steel plate and housing（17）Internal diameter is identical, enclosure interior can be blocked into confined space and can be done along housing inner diameter and transported relatively,
Circular steel plate outside has rubber gasket, can be with cylindricality stopper in the presence of spring pressure（21）Form confined space
Stop that fluid enters pressure relief vent（10）.
Pressure relief vent（10）It is housing（17）On circular port, close to cylindricality stopper（21）；Pressure relief vent（10）With 4,
It is evenly distributed on housing, 4 pressure relief vents（10）With housing（17）The pressure relief vent connecting tube in outside（13）It is connected, finally connection is let out
Pressure fluid issuing（11）.
Housing（17）Inwall is provided with pressure sensor（16）, spring protector（20）, cylindricality stopper（21）, on outer wall
It is provided with fluid gross pressure table（15）, regulation pressure gauge（14）；Housing（17）Outside is provided with pressure relief vent connecting tube（13）, pressure relief device
Total valve（12）, pressure relief device total valve（12）It is the switch for controlling fluid to enter automatic decompression device.
Pressure relief device total valve is first closed when using（12）, when setting the vent pressure for needing, rotation pressure regulating valve
（1）, make driving column（3）Press to circular orifice（4）, circular orifice（4）Spring will be made（19）Along cylindricality rod member（5）Length
Bar compresses, and the pressure that final spring is produced passes through pressure fluid（7）It is delivered to cylindricality rod member（5）Circular steel plate on, make cylindrical rod
Part（5）With cylindricality stopper（21）Confined space is formed, while blocking pressure relief vent（10）.
Pressure fluid（7）In pressure size pass through pressure sensor（9）It is delivered to regulation pressure gauge（14）On, while basis
The interaction of power understands that the big I of the vent pressure of required setting is by regulation pressure gauge（14）Display.
Open pressure relief device total valve（12）When, fluid enters, if Fluid pressure is less than set pressure, fluid
Cylindricality rod member can not be promoted（5）Bottom circular steel plate is moved, and now fluid will not carry out pressure release.When Fluid pressure is more than set
Pressure when, fluid will promote circular rod member（5）Motion, so as to open pressure relief vent（10）Entrance, into pressure relief vent（10）Through
Pressure relief vent connecting tube（13）, pressure release fluid issuing（11）Outflow carries out pressure release, set by its pressure is less than in fluid pressure leak process
During fixed pressure value, now pressure relief vent can close stopping pressure release in the presence of spring pressure.
When such as needing to change vent pressure, pressure relief device total valve is first shut off（12）, adjust pressure-regulating valve（1）Make regulation
Pressure gauge（14）Required pressure is pointed to, then opens pressure relief device total valve（12）Pressure release, circulates this step.
Without whether opinion opens pressure relief device total valve wherein when device is accessed（12）, the pressure of fluid can pass in pressure
Sensor（16）Detection under, in fluid gross pressure table（15）Upper display.Wherein spring protector（20）It is prevented from Fluid pressure
It is excessive to spring（19）Cause damage.The utility model can be used for the pressure release of various fluids, simple structure, and good stability can
Change fluid vent pressure, strong applicability, while when fluid reaches and sets vent pressure, can be automatically stopped and let out at any time
Pressure, it is easy to use.
Above-mentioned implementation method is not that, to limitation of the present utility model, the utility model is also not limited to the example above,
The utility model can also apply to the fluid lines such as mine leting speeper, gas drainage under suction, and those skilled in the art are at this
Change, remodeling, addition or the replacement made in the range of the technical scheme of utility model, also belong to protection of the present utility model
Scope.
Claims (6)
1. a kind of fluid automatic pressure release apparatus of adjustable pressure, including screw plate（2）, housing（17）, it is characterised in that：It is described
Housing（17）One end medial surface be provided with internal thread, can with access the mouth of pipe（18）External screw thread be combined, housing it is another
End is provided with screw rod can be with screw plate（2）The screw on periphery is combined, by screw plate（2）It is fixed on housing（17）On.
2. fluid automatic pressure release apparatus of a kind of adjustable pressure according to claim 1, it is characterised in that：The pressure
Regulating valve（1）With rod-shaped screw；Described screw plate（2）It is circular version, screw plate（2）Periphery have the small screw can be with
Housing（17）Screw rod be connected, the centre of screw plate has the larger screw can be with pressure-regulating valve（1）Screw rod be connected
Connect.
3. fluid automatic pressure release apparatus of a kind of adjustable pressure according to claim 2, it is characterised in that：The housing
（17）Inside has driving column（3）, drive column（3）Structure is blocked by circular steel plate by the cylindrical member at one end of boring
Into wherein the one end for being blocked and pressure-regulating valve（1）Screw rod be in contact, the other end and circular orifice（4）It is connected；It is described
Circular orifice（4）There is circular port can allow cylindricality rod member for centre（5）Stock pass through；The circular orifice（4）Can be along shell
Body（17）Inwall relative motion.
4. fluid automatic pressure release apparatus of a kind of adjustable pressure according to claim 3, it is characterised in that：The cylindricality
Rod member（5）The integral member being made up of cylindricality stock circular steel plate and cylinder, wherein circular steel plate and housing（17）Footpath is identical
And can be with housing（17）Inwall relative motion, cylinder is smaller with respect to plectane diameter；The cylindricality rod member（5）Stock outside
It is cased with spring（19）, spring one end and circular orifice（4）Connection, the other end and sealing plate（6）It is connected；The sealing plate（6）
Can be by cylindricality rod member（5）There is pressure fluid in internal space sealing, sealing space（7）, wherein sealing plate（6）Can be along post
Shape rod member（5）Internal relative motion, when pressure relief device total valve（12）During closing, it can be seen from the interaction according to power, pressure fluid
（7）Middle pressure size is to be equal to setting pressure size；The pressure fluid（7）In pressure sensor is installed（9）, with housing（17）
Outside regulation pressure gauge（14）It is connected；The cylindricality rod member（5）Circular steel plate and housing（17）Internal diameter is identical, can be by shell
Internal portion blocks into confined space and can do relative fortune along housing inner diameter, and circular steel plate outside has rubber gasket, in spring
Can be with cylindricality stopper in the presence of pressure（21）Form confined space and stop that fluid enters pressure relief vent（10）.
5. fluid automatic pressure release apparatus of a kind of adjustable pressure according to claim 4, it is characterised in that：The release
Hole（10）It is housing（17）On circular port, close to cylindricality stopper（21）；The pressure relief vent（10）With 4, it is uniformly distributed
On housing, 4 pressure relief vents（10）With housing（17）The pressure relief vent connecting tube in outside（13）It is connected, finally connects pressure release fluid and go out
Mouthful（11）.
6. fluid automatic pressure release apparatus of a kind of adjustable pressure according to claim 5, it is characterised in that：The housing
（17）Inwall is provided with pressure sensor（16）, spring protector（20）, cylindricality stopper（21）, outer wall is provided with fluid stagnation pressure
Power table（15）, regulation pressure gauge（14）；The housing（17）Outside is provided with pressure relief vent connecting tube（13）, pressure relief device total valve
（12）, pressure relief device total valve（12）It is the switch for controlling fluid to enter automatic decompression device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158674.5U CN206290783U (en) | 2016-11-01 | 2016-11-01 | A kind of fluid automatic pressure release apparatus of adjustable pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158674.5U CN206290783U (en) | 2016-11-01 | 2016-11-01 | A kind of fluid automatic pressure release apparatus of adjustable pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290783U true CN206290783U (en) | 2017-06-30 |
Family
ID=59094637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621158674.5U Expired - Fee Related CN206290783U (en) | 2016-11-01 | 2016-11-01 | A kind of fluid automatic pressure release apparatus of adjustable pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290783U (en) |
-
2016
- 2016-11-01 CN CN201621158674.5U patent/CN206290783U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20171101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |