CN209688189U - A kind of pressure-regulating valve - Google Patents
A kind of pressure-regulating valve Download PDFInfo
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- CN209688189U CN209688189U CN201920156061.5U CN201920156061U CN209688189U CN 209688189 U CN209688189 U CN 209688189U CN 201920156061 U CN201920156061 U CN 201920156061U CN 209688189 U CN209688189 U CN 209688189U
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- pressure
- regulating valve
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Abstract
The utility model belongs to regulating valve technical field, in particular a kind of pressure-regulating valve, including valve seat, the valve seat is equipped with valve body, and diversion chamber is offered at the top of valve seat, the bottom of valve body offers installation room, diversion chamber is connected to installation room, and inlet opening is offered on the side inner wall of diversion chamber, installation interior is slidably fitted with spool and spring, spool is adapted with diversion chamber, the bottom end of spring is fixedly mounted on the top of spool, it installs and offers fluid hole on the side inner wall of room, spool is adapted with fluid hole, it is opened up in the bottom interior wall of diversion chamber fluted, pin shaft is slidably fitted in groove, diversion chamber is far from offering relief hole on the side inner wall of inlet opening.The utility model is structurally reasonable, easy to operate, can quickly open or close relief hole by simple rotational action, and then conveniently carries out emergency decompression to pressure-regulating valve, avoids damage pressure-regulating valve or pipeline, has brought very big convenience.
Description
Technical field
The utility model relates to regulating valve technical field more particularly to a kind of pressure-regulating valves.
Background technique
In liquid transmission pipeline, it is often necessary to adjust pressure using pressure-regulating valve, avoid because of the excessive damage of pressure
Pipeline causes to reveal, thus improve liquid conveying safety and reliability, currently, pressure-regulating valve be broadly divided into manually and
Automatic two class, the convenience to bring great convenience to the conveying of liquid.
But in the prior art, there is also shortcomings for the design of pressure-regulating valve, do not have emergency decompression mechanism,
It is easy to cause pressure-regulating valve or conduit failure, is unfavorable for liquid conveying, has brought many troubles, for this purpose, proposing one
Kind pressure-regulating valve.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of pressure proposed is adjusted
Valve.
To achieve the goals above, the utility model adopts the technical scheme that a kind of pressure-regulating valve, including valve
Seat, the valve seat is equipped with valve body, and diversion chamber is offered at the top of valve seat, and the bottom of valve body offers installation room, diversion chamber
It is connected to installation room, and offers inlet opening on the side inner wall of diversion chamber, installation interior is slidably fitted with spool and spring, valve
Core is adapted with diversion chamber, and the bottom end of spring is fixedly mounted on the top of spool, is installed and is offered out liquid on the side inner wall of room
Hole, spool are adapted with fluid hole, open up fluted in the bottom interior wall of diversion chamber, and pin shaft is slidably fitted in groove, are drained
Room offers thread groove, thread groove internal screw thread far from relief hole, the bottom end of pin shaft is offered on the side inner wall of inlet opening
Screw rod is installed, chamber is offered on valve seat, chamber is located at the lower section of groove, and the bottom end of screw rod extends in chamber and is welded with
First angular wheel, chamber are rotatably equipped in first through hole far from first through hole is offered on the side inner wall of inlet opening
Axis, one end of shaft extend in chamber and are welded with the second angular wheel, and the second angular wheel is engaged with the first angular wheel.
Preferably, top is offered on the side wall of the groove as the annular slot of opening, the bottom interior wall of annular slot
On be fixedly installed with the first sealing ring, the top of pin shaft is welded with that card is fast, and fixture block is slidably mounted in annular slot, and fixture block with
Sealing ring is in contact.
Preferably, fixing sleeve is equipped with the second sealing ring on the pin shaft, and the second sealing ring is adapted with relief hole.
Preferably, the second through-hole, the second through-hole and chamber, screw rod rotation are offered in the bottom interior wall of the groove
It is mounted in the second through-hole, fixing sleeve is equipped with first bearing on screw rod, and the outer ring of first bearing and the inner wall of the second through-hole are fixed
Connection.
Preferably, fixing sleeve is set there are two second bearing in the shaft, the outer ring of second bearing and first through hole it is interior
Wall is fixedly connected.
Preferably, the shaft extends to outside first through hole far from one end of chamber and is welded with turntable.
Compared with prior art, the utility model has the beneficial effects that
Pass through turntable, shaft, first through hole, the second angular wheel, chamber, the first angular wheel, screw rod, pin shaft, screw thread
Groove and groove match, and rotate turntable, and driven by rotary disc shaft rotates in first through hole, and shaft drives the second angular wheel to exist
Rotation in chamber, the first angular wheel are driven by the second angular wheel and rotate in chamber, and the first angular wheel drives screw rod to turn
Dynamic, because screw rod and pin shaft are threadedly coupled by thread groove, pin shaft, which is driven to slide in groove by screw rod, to be risen, and passes through pin
Axis, fixture block, the second sealing ring, relief hole, diversion chamber, groove and turntable match, and pin shaft drives on fixture block and the second sealing ring
It rises, so that relief hole is opened, diversion chamber is connected to groove, is drained indoor partially liq and is entered groove and arranged by relief hole
Out, indoor pressure reduction is drained, turntable is rotated backward after pressure release, relief hole is blocked again, end of operation.
The utility model is structurally reasonable, easy to operate, can quickly be opened or closed and be let out by simple rotational action
Hole is pressed, and then emergency decompression conveniently is carried out to pressure-regulating valve, damage pressure-regulating valve or pipeline is avoided, has brought very
Big convenience.
Detailed description of the invention
Fig. 1 faces schematic cross-sectional view for the utility model；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1.
In figure: 1, valve seat；2, valve body；3, diversion chamber；4, room is installed；5, inlet opening；6, spool；7, spring；8, fluid hole；
9, groove；10, pin shaft；11, relief hole；12, thread groove；13, screw rod；14, chamber；15, the first angular wheel；16, first
Through-hole；17, shaft；18, the second angular wheel.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-2 is please referred to, the utility model provides a kind of technical solution: a kind of pressure-regulating valve, including valve seat 1, valve seat 1
It is equipped with valve body 2, and the top of valve seat 1 offers diversion chamber 3, the bottom of valve body 2 offers installation room 4, diversion chamber 3 and installation
Room 4 is connected to, and inlet opening 5 is offered on the side inner wall of diversion chamber 3, is installed in room 4 and is slidably fitted with spool 6 and spring 7, valve
Core 6 is adapted with diversion chamber 3, and the bottom end of spring 7 is fixedly mounted on the top of spool 6, is installed and is offered on the side inner wall of room 4
Fluid hole 8, spool 6 are adapted with fluid hole 8, and fluted 9 are opened up in the bottom interior wall of diversion chamber 3, is slidably fitted in groove 9
Pin shaft 10, for diversion chamber 3 far from relief hole 11 is offered on the side inner wall of inlet opening 5, it is recessed that the bottom end of pin shaft 10 offers screw thread
Slot 12,12 internal screw thread of thread groove are equipped with screw rod 13, and chamber 14 is offered on valve seat 1, and chamber 14 is located at the lower section of groove 9,
The bottom end of screw rod 13 extends in chamber 14 and is welded with the first angular wheel 15, side inner wall of the chamber 14 far from inlet opening 5
On offer first through hole 16, shaft 17 is rotatably equipped in first through hole 16, one end of shaft 17 extends in chamber 14 simultaneously
It is welded with the second angular wheel 18, the second angular wheel 18 is engaged with the first angular wheel 15；
Top is offered on the side wall of groove 9 as the annular slot of opening, is fixedly mounted in the bottom interior wall of annular slot
There is the first sealing ring, the top of pin shaft 10 is welded with card fastly, and fixture block is slidably mounted in annular slot, and fixture block and sealing ring phase
It contacts, fixing sleeve is equipped with the second sealing ring on pin shaft 10, and the second sealing ring is adapted with relief hole 11, the bottom interior wall of groove 9
On offer the second through-hole, the second through-hole is connected to chamber 14, and screw rod 13 is rotatably installed in the second through-hole, fixed on screw rod 13
It is arranged with first bearing, the outer ring of first bearing is fixedly connected with the inner wall of the second through-hole, there are two fixing sleeve is set in shaft 17
The outer ring of second bearing, second bearing is fixedly connected with the inner wall of first through hole 16, and shaft 17 extends far from one end of chamber 14
It is outer to first through hole 16 and be welded with turntable, by turntable, shaft 17, first through hole 16, the second angular wheel 18, chamber 14,
First angular wheel 15, screw rod 13, pin shaft 10, thread groove 12 and groove 9 match, and rotate turntable, driven by rotary disc shaft 17
It is rotated in first through hole 16, shaft 17 drives the second angular wheel 18 to rotate in chamber 14, and the first angular wheel 15 is by the
The drive of two angular wheels 18 rotates in chamber 14, and the first angular wheel 15 drives screw rod 13 to rotate, because of screw rod 13 and pin shaft
10 are threadedly coupled by thread groove 12, and pin shaft 10, which is driven to slide in groove 9 by screw rod 13, to be risen, by pin shaft 10, fixture block,
Second sealing ring, relief hole 11, diversion chamber 3, groove 9 and turntable match, and pin shaft 10 drives fixture block and the second sealing ring to rise,
So that relief hole 11 is opened, diversion chamber 3 is connected to groove 9, and the partially liq in diversion chamber 3 enters groove 9 and passes through pressure release
Hole 11 is discharged, and the pressure reduction in diversion chamber 3 rotates backward turntable, relief hole 11 is blocked again, operated after pressure release
To finish, the utility model is structurally reasonable, and it is easy to operate, relief hole can quickly be opened or closed by simple rotational action
11, and then emergency decompression conveniently is carried out to pressure-regulating valve, damage pressure-regulating valve or pipeline are avoided, has been brought very big
Convenience.
Working principle: when needing to carry out pressure release, turntable is first rotated, driven by rotary disc shaft 17 turns in first through hole 16
It is dynamic, while shaft 17 drives the second angular wheel 18 to rotate in chamber 14, so that the first angular wheel 15 is by the second conical tooth
Wheel 18 drives and rotates in chamber 14, while the first angular wheel 15 drives screw rod 13 to rotate, because screw rod 13 and pin shaft 10 are logical
The threaded connection of thread groove 12 is crossed, is risen so that pin shaft 10 is driven to slide in groove 9 by screw rod 13, while pin shaft 10 drives card
Block and the second sealing ring rise, so that relief hole 11 is opened, while diversion chamber 3 is connected to groove 9, the part in diversion chamber 3
Liquid enters groove 9 and is discharged by relief hole 11, and the pressure reduction in diversion chamber 3 rotates backward turntable after pressure release, lets out
Pressure hole 11 is blocked again, end of operation.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of pressure-regulating valve, including valve seat (1), it is characterised in that: the valve seat (1) is equipped with valve body (2), and valve seat
(1) it is offered at the top of diversion chamber (3), the bottom of valve body (2) offers installation room (4), and diversion chamber (3) and installation room (4) are even
It is logical, and inlet opening (5) are offered on the side inner wall of diversion chamber (3), spool (6) and spring are slidably fitted in installation room (4)
(7), spool (6) is adapted with diversion chamber (3), and the bottom end of spring (7) is fixedly mounted on the top of spool (6), installation room (4)
It is offered on the inner wall of side fluid hole (8), spool (6) is adapted with fluid hole (8), is opened up in the bottom interior wall of diversion chamber (3)
Fluted (9), groove (9) is interior to be slidably fitted with pin shaft (10), is opened up on the side inner wall of diversion chamber (3) separate inlet opening (5)
Have relief hole (11), the bottom end of pin shaft (10) offers thread groove (12), and thread groove (12) internal screw thread is equipped with screw rod
(13), it is offered chamber (14) on valve seat (1), chamber (14) is located at the lower section of groove (9), and the bottom end of screw rod (13) extends to chamber
It in room (14) and is welded with the first angular wheel (15), offers first on the side inner wall of chamber (14) separate inlet opening (5)
Through-hole (16), first through hole (16) is interior to be rotatably equipped with shaft (17), and one end of shaft (17) extends in chamber (14) and welds
It is connected to the second angular wheel (18), the second angular wheel (18) is engaged with the first angular wheel (15).
2. a kind of pressure-regulating valve according to claim 1, it is characterised in that: offered on the side wall of the groove (9)
Top is the annular slot of opening, is fixedly installed with the first sealing ring, the top of pin shaft (10) in the bottom interior wall of annular slot
It is fast to be welded with card, fixture block is slidably mounted in annular slot, and fixture block is in contact with sealing ring.
3. a kind of pressure-regulating valve according to claim 1, it is characterised in that: fixing sleeve is equipped with the on the pin shaft (10)
Two sealing rings, the second sealing ring are adapted with relief hole (11).
4. a kind of pressure-regulating valve according to claim 1, it is characterised in that: opened in the bottom interior wall of the groove (9)
Equipped with the second through-hole, the second through-hole is connected to chamber (14), and screw rod (13) is rotatably installed in the second through-hole, solid on screw rod (13)
Surely it is arranged with first bearing, the outer ring of first bearing is fixedly connected with the inner wall of the second through-hole.
5. a kind of pressure-regulating valve according to claim 1, it is characterised in that: fixing sleeve is equipped with two on the shaft (17)
The outer ring of a second bearing, second bearing is fixedly connected with the inner wall of first through hole (16).
6. a kind of pressure-regulating valve according to claim 1, it is characterised in that: the shaft (17) is far from chamber (14)
One end extends to first through hole (16) outside and is welded with turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920156061.5U CN209688189U (en) | 2019-01-29 | 2019-01-29 | A kind of pressure-regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920156061.5U CN209688189U (en) | 2019-01-29 | 2019-01-29 | A kind of pressure-regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209688189U true CN209688189U (en) | 2019-11-26 |
Family
ID=68600852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920156061.5U Active CN209688189U (en) | 2019-01-29 | 2019-01-29 | A kind of pressure-regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209688189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368350A (en) * | 2021-05-31 | 2021-09-10 | 福建氢启健康科技有限公司 | Portable oxyhydrogen recuperation machine |
| CN114830994A (en) * | 2021-11-25 | 2022-08-02 | 中国农业科学院郑州果树研究所 | Water-saving drip irrigation equipment for watermelon cultivation |
-
2019
- 2019-01-29 CN CN201920156061.5U patent/CN209688189U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368350A (en) * | 2021-05-31 | 2021-09-10 | 福建氢启健康科技有限公司 | Portable oxyhydrogen recuperation machine |
| CN113368350B (en) * | 2021-05-31 | 2023-12-19 | 福建智恒氢启健康科技有限公司 | Portable oxyhydrogen recuperation machine |
| CN114830994A (en) * | 2021-11-25 | 2022-08-02 | 中国农业科学院郑州果树研究所 | Water-saving drip irrigation equipment for watermelon cultivation |
| CN114830994B (en) * | 2021-11-25 | 2024-04-05 | 中国农业科学院郑州果树研究所 | Water-saving drip irrigation equipment for watermelon cultivation |
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