CN205745493U - A kind of pressure regulator valve for jetting machine - Google Patents
A kind of pressure regulator valve for jetting machine Download PDFInfo
- Publication number
- CN205745493U CN205745493U CN201620431189.4U CN201620431189U CN205745493U CN 205745493 U CN205745493 U CN 205745493U CN 201620431189 U CN201620431189 U CN 201620431189U CN 205745493 U CN205745493 U CN 205745493U
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- valve
- pressure
- pressure regulator
- regulator valve
- valve rod
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Abstract
The utility model discloses a kind of pressure regulator valve for jetting machine, including: adjusting pressuring handle, valve guard, the valve rod that can move axially under valve guard regulation, the outlet three way of installation pressure regulator valve, outlet three way is provided with the current main channel perpendicular with valve rod and the pressure regulator valve passage being connected with current main channel, it is provided with pressure spring and valve rod in the hollow cavity that adjusting pressuring handle and valve guard are formed, wherein valve rod one end is connected with pressure spring, the other end passes the bottom of valve guard and is provided with spool, and valve guard forms valve rod pressure chamber with valve rod.This design can regulate pressure, obtains discharge pressure and the flow of maximum, and when discharge pressure exceedes setting pressure, pressure regulator valve opens to reach the purpose of pressure release.
Description
Technical field
This utility model relates to a kind of jetting machine, particularly to a kind of pressure regulator valve for jetting machine.
Background technology
Jetting machine, is to make high-pressure plunger pump produce water under high pressure by power set to rinse the machine of body surface.Dirt can be peeled off by it, washes away, and reaches the purpose on cleaning of objects surface.Because being to use water jets under high pressure cleaning dirt, so high-pressure wash is also well recognized as one of cleaning mode of most scientific, economy, environmental protection.At present, what jetting machine commonly used is all plunger displacement pump, and the water yield of this pump is fixing, when water yield diminish be even switched off time, the highest pressure can be produced, it is possible to cause the damage of the pump housing.
Utility model content
The purpose of utility model: this utility model discloses a kind of pressure regulator valve for jetting machine, can realize when discharge pressure exceedes setting pressure, pressure regulator valve opens to reach the purpose of pressure release, additionally, when normally using, regulation pressure can also be played, obtain the effect of required discharge pressure and flow.
Technical scheme: in order to realize object above, the utility model discloses a kind of pressure regulator valve for jetting machine, including: adjusting pressuring handle, valve guard, the valve rod that can move axially under valve guard regulation, the outlet three way of pressure regulator valve is installed, outlet three way is provided with the current main channel perpendicular with valve rod and the pressure regulator valve passage being connected with current main channel, it is provided with pressure spring and valve rod in the hollow cavity that adjusting pressuring handle and valve guard are formed, wherein valve rod one end is connected with pressure spring, the other end passes the bottom of valve guard and is provided with spool, valve guard forms valve rod pressure chamber with valve rod.This design can regulate pressure, obtains discharge pressure and the flow of maximum, and when discharge pressure exceedes setting pressure, pressure regulator valve opens to reach the purpose of pressure release.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described valve rod is provided with the portion that is slidably matched that shape adapts with valve guard, the shoulder in portion that is slidably matched forms valve rod pressure chamber with the bottom of valve guard, valve guard is communicated with the first water hole of valve rod pressure chamber, and outlet three way is communicated with the second water hole of current main channel and valve rod pressure chamber.This design can be when discharge pressure exceedes setting pressure, and current enter valve rod pressure chamber and push valve rod and spool open, and current flow out from the gap between spool and mouth pad, it is achieved pressure release purpose.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described pressure regulator valve passage is provided with the valve pad installing pressure regulator valve, and valve pad is provided with the first sealing ring with the binding face of valve rod, is provided with the second sealing ring with the binding face of pressure regulator valve passage.This design ensure that the sealing of valve rod pressure chamber, prevents the mutual seepage of current of valve rod pressure chamber and pressure regulator valve passage from causing the loss of pressure difference.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described valve guard is provided with the 3rd sealing ring with the binding face of valve rod, is provided with the 4th sealing ring with the binding face of pressure regulator valve passage.This design ensure that the sealing of valve rod pressure chamber, prevents current seepage from causing the pressure of valve rod pressure chamber to weaken.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described pressure regulator valve passage is provided with the mouth pad that shape adapts with spool, and mouth pad is provided with the 5th sealing ring with the binding face of pressure regulator valve passage.This design ensure that sealing when pressure regulator valve cuts out, and prevents current seepage from causing pressure regulator valve passage to reduce with the hydraulic pressure of current main channel.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described spool end is spherical in shape.This design improves the flushing resistance of spool, improves service life.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, described pressure spring two ends are provided with spring base.This design makes the installation of pressure spring more stable, it is ensured that the precision of spring force.
Further, above-mentioned a kind of pressure regulator valve for jetting machine, it is provided with pressure regulation handle outside described adjusting pressuring handle.This design makes operator's operating handle when pressure regulation more preferable, it is easier to force.
Technique scheme is it can be seen that this utility model has the advantages that a kind of pressure regulator valve for jetting machine described in the utility model, its simple in construction, and reliability is high, and service life is long；Can realize when discharge pressure exceedes setting pressure, pressure regulator valve opens to reach the purpose of pressure release, it addition, when normally using, it is also possible to play regulation pressure, obtain the effect of required discharge pressure and flow.
Accompanying drawing explanation
Fig. 1 is a kind of pressure regulator valve sectional structure chart for jetting machine described in the utility model；
Fig. 2 is the sectional structure chart of a kind of pressure regulator valve pressure release state for jetting machine described in the utility model；
In figure: 1-adjusting pressuring handle, 2-valve guard, 3-valve rod, 4-outlet three way, 5-current main channel, 6-pressure regulator valve passage, 7-pressure spring, 8-spool, 9-valve rod pressure chamber, 10-is slidably matched portion, 11-the first water hole, 12-the second water hole, 13-valve pad, 14-the first sealing ring, 15-the second sealing ring, 16-the 3rd sealing ring, 17-the 4th sealing ring, 18-mouth pad, 19-the 5th sealing ring, 20-spring base, 21-pressure regulation handle.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model detailed description of the invention is described in detail.
Embodiment
nullA kind of pressure regulator valve for jetting machine of the present utility model，As shown in Figure 1，Adjusting pressuring handle 1 including band pressure regulation handle 21、Valve guard 2、The valve rod 3 that can move axially under valve guard 2 regulation、The outlet three way 4 of pressure regulator valve is installed，Outlet three way 4 is provided with the current main channel 5 perpendicular with valve rod 3 and the pressure regulator valve passage 6 being connected with current main channel 5，It is provided with the pressure spring 7 of band spring base 20 in the hollow cavity that adjusting pressuring handle 1 and valve guard 2 are formed and band is slidably matched the valve rod 3 in portion 10，Wherein valve rod 3 moves axially under regulation with coordinating of valve guard 2 in the portion of being slidably matched 10，Its one end is connected with pressure spring 7，The other end enters pressure regulator valve passage 6 through the bottom of valve guard 2 and crosses current main channel 5，Valve rod 3 end is provided with spool 8，And the end seal face of spool 8 is spherical in shape；The shoulder in portion 10 that is slidably matched forms valve rod pressure chamber 9 with the bottom of valve guard 2, and valve guard 2 is communicated with the first water hole 11 of valve rod pressure chamber 9, and outlet three way 4 is communicated with the second water hole 12 of current main channel 5 and valve rod pressure chamber 9；Pressure regulator valve passage 6 is provided with installs the valve pad 13 of pressure regulator valve and mouth pad 18 that shape adapts with spool 8, wherein valve pad 13 is provided with the first sealing ring 14 with the binding face of valve rod 3, it is provided with the second sealing ring 15 with the binding face of pressure regulator valve passage 6, valve guard, 2 are provided with the 3rd sealing ring 16 with the binding face of valve rod 3, it is provided with the 4th sealing ring 17 with the binding face of pressure regulator valve passage 6, mouth pad 18 is provided with the 5th sealing ring 19 with the binding face of pressure regulator valve passage 6, prevents current seepage from causing the pressure of valve rod pressure chamber to weaken；Valve guard 2 is fixed with pressure regulator valve passage 6 interference fit, it is fixed by jog between pressure regulation handle 21 and adjusting pressuring handle 1, valve guard 2 is fixed with adjusting pressuring handle 1 threaded engagement, can be regulated the deflection of pressure spring 7 by rotation pressure regulation handle 21 and adjusting pressuring handle 1.
As shown in Figure 1, under normal conditions, motor operation drives water pump to introduce the water into current main channel 5, again non-return valve 22 is pushed open, current are discharged by outlet, if the decrement of pressure spring is the least, the gap of mouth pad 18 and valve head 8 is the biggest, now there are part current can be flowed out by the gap of mouth pad 18 and valve head 8, in order to reach required flow, rotation pressure regulation handle 21 and adjusting pressuring handle 1 is needed to regulate the deflection of pressure spring 7, i.e. can regulate the gap size between mouth pad 18 and valve head 8, to reach required discharge pressure and flow, thus realize voltage regulation function.
As shown in Figure 2, when closing giant, the current of outlet are blocked, now motor is also in operating, current continue be transported to current main channel 5 and be transported in valve rod pressure chamber 9 through second water hole the 12, first water hole 11, and now current main channel the 5, second water hole the 12, first water hole 11, the pressure of valve rod pressure chamber 9 raise rapidly.In valve rod pressure chamber 9, water flow pressure increases to a certain degree, during more than the active force of pressure spring 7, i.e. when discharge pressure exceedes setting pressure, in valve rod pressure chamber 9, water flow pressure overcomes the active force of pressure spring 7 valve rod 3 and spool 8 to be pushed open, so that the gap between mouth pad 8 and valve head 18 becomes big, current flow out from gap, play pressure release effect.
The above is only preferred implementation of the present utility model; it is noted that for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvement, these improvement also should be regarded as protection domain of the present utility model.
Claims (8)
1. the pressure regulator valve for jetting machine, it is characterized in that: including: adjusting pressuring handle (1), valve guard (2), the valve rod (3) that can move axially under valve guard (2) regulation, the outlet three way (4) of pressure regulator valve is installed, outlet three way (4) is provided with the current main channel (5) perpendicular with valve rod (3) and the pressure regulator valve passage (6) being connected with current main channel (5), it is provided with pressure spring (7) and valve rod (3) in the hollow cavity that adjusting pressuring handle (1) and valve guard (2) are formed, wherein valve rod (3) one end is connected with pressure spring (7), the other end passes the bottom of valve guard (2) and is provided with spool (8), valve guard (2) forms valve rod pressure chamber (9) with valve rod (3).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterized in that: described valve rod (3) is provided with the portion that is slidably matched (10) that shape adapts with valve guard (2), the shoulder in portion (10) that is slidably matched forms valve rod pressure chamber (9) with the bottom of valve guard (2), valve guard (2) is communicated with first water hole (11) of valve rod pressure chamber (9), and outlet three way (4) is communicated with second water hole (12) of current main channel (5) and valve rod pressure chamber (9).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterized in that: described pressure regulator valve passage (6) is provided with the valve pad (13) installing pressure regulator valve, valve pad (13) is provided with the first sealing ring (14) with the binding face of valve rod (3), is provided with the second sealing ring (15) with the binding face of pressure regulator valve passage (6).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterized in that: described valve guard (2) is provided with the 3rd sealing ring (16) with the binding face of valve rod (3), is provided with the 4th sealing ring (17) with the binding face of pressure regulator valve passage (6).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterized in that: described pressure regulator valve passage (6) is provided with the mouth pad (18) that shape adapts with spool (8), mouth pad (18) is provided with the 5th sealing ring (19) with the binding face of pressure regulator valve passage (6).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterised in that: described spool (8) end is spherical in shape.
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterised in that: described pressure spring (7) two ends are provided with spring base (20).
A kind of pressure regulator valve for jetting machine the most according to claim 1, it is characterised in that: described adjusting pressuring handle (1) outside is provided with pressure regulation handle (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431189.4U CN205745493U (en) | 2016-05-13 | 2016-05-13 | A kind of pressure regulator valve for jetting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431189.4U CN205745493U (en) | 2016-05-13 | 2016-05-13 | A kind of pressure regulator valve for jetting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205745493U true CN205745493U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620431189.4U Expired - Fee Related CN205745493U (en) | 2016-05-13 | 2016-05-13 | A kind of pressure regulator valve for jetting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205745493U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678381A (en) * | 2017-03-23 | 2017-05-17 | 台州丰华铜业有限公司 | Pressing type control valve |
| CN108317281A (en) * | 2018-02-26 | 2018-07-24 | 浙江大农实业股份有限公司 | The pressure-adjustable unloading valves of integrated pressure control |
| CN108687014A (en) * | 2018-02-26 | 2018-10-23 | 浙江大农实业股份有限公司 | Lightness mobile cleanser |
| CN113090792A (en) * | 2021-03-31 | 2021-07-09 | 浙江大农机器有限公司 | Pressure-regulating unloading valve |
| CN115122145A (en) * | 2022-05-30 | 2022-09-30 | 宁波雪隆王液压科技有限公司 | Constant-pressure switch valve and machining center cleaning system |
-
2016
- 2016-05-13 CN CN201620431189.4U patent/CN205745493U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678381A (en) * | 2017-03-23 | 2017-05-17 | 台州丰华铜业有限公司 | Pressing type control valve |
| CN106678381B (en) * | 2017-03-23 | 2024-01-12 | 台州丰华铜业有限公司 | Push type control valve |
| CN108317281A (en) * | 2018-02-26 | 2018-07-24 | 浙江大农实业股份有限公司 | The pressure-adjustable unloading valves of integrated pressure control |
| CN108687014A (en) * | 2018-02-26 | 2018-10-23 | 浙江大农实业股份有限公司 | Lightness mobile cleanser |
| CN108317281B (en) * | 2018-02-26 | 2023-10-27 | 浙江大农实业股份有限公司 | Pressure-regulating unloading valve with integrated pressure control |
| CN113090792A (en) * | 2021-03-31 | 2021-07-09 | 浙江大农机器有限公司 | Pressure-regulating unloading valve |
| CN115122145A (en) * | 2022-05-30 | 2022-09-30 | 宁波雪隆王液压科技有限公司 | Constant-pressure switch valve and machining center cleaning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |