CN207393966U - A kind of pressure limiting angle valve - Google Patents
A kind of pressure limiting angle valve Download PDFInfo
- Publication number
- CN207393966U CN207393966U CN201721233197.9U CN201721233197U CN207393966U CN 207393966 U CN207393966 U CN 207393966U CN 201721233197 U CN201721233197 U CN 201721233197U CN 207393966 U CN207393966 U CN 207393966U
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- Prior art keywords
- retainer
- angle valve
- pressure limiting
- hole
- spring
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Abstract
A kind of pressure limiting angle valve, the angle valve body that there is water outlet including one, angle valve body lower end connection one has the fixing nut of water inlet, spool, waterstop pad and sealing element are equipped in angle valve body, spool upper end is connected by a clamp spring with an angle valve handle, a mobilizable flange cover is cased at the upper end outlet of the water inlet of fixing nut, the pressure limiting device of a controllable discharge pressure and flow is equipped between angle valve body and fixing nut.The utility model controls water flow and hydraulic pressure regulatory function is organic is reasonably combined together, and avoids the problem that hydraulic pressure sharply increases and is likely to occur.
Description
Technical field
The utility model is on a kind of valving of outlet pipeline, particularly relates to a kind of pressure limiting angle valve.
Background technology
Angle valve is usually provided between water pipe and tap.Common angle valve currently on the market only possesses the function of switch water,
Angle valve is used for controlling the water inlet of tap.Under normal conditions, angle valve belongs to open state, only occurs in tap abnormal
When just need close angle valve.
When angle valve is opened, if the hydraulic pressure of inlet channel increases severely suddenly, on the one hand not only make troubles to urbanite water consumption, separately
On the one hand can also influence the service life of angle valve and tap, severe patient can may also cause to break through angle valve or angle valve fracture and
Leak.
Utility model content
Water flow can be controlled the purpose of this utility model is to provide one kind organic rational with hydraulic pressure regulatory function
Combined pressure limiting angle valve avoids the problem that hydraulic pressure sharply increases and is likely to occur.
In order to achieve the above objectives, the solution of the utility model is：
A kind of pressure limiting angle valve, the angle valve body for having water outlet including one, angle valve body lower end connection one have water inlet
The fixing nut of mouth, angle valve body is interior to be equipped with spool, waterstop pad and sealing element, and spool upper end passes through a clamp spring and an angle valve handle
Hand connects, and a mobilizable flange cover is cased at the upper end outlet of the water inlet of fixing nut, in angle valve body and fixation
The pressure limiting device of a controllable discharge pressure and flow is equipped between nut.
Further, pressure limiting device, which is included in a retainer, is arranged a spring, and retainer is inserted into retainer set, and retainer set is outer
Border is equipped with several inlet through hole, and the through hole of water was formed in the middle part of retainer, and retainer is progressively blocked after being moved down by spring promotion
Inlet through hole.
Further, when pressure differential of the spring between intake-outlet is more than spring pre- elastic force, hydraulic pressure acts on table in retainer
Downward thrust is generated behind face, push the spring moves downward, and the retainer moved down progressively blocks inlet through hole so as to limit out current
Amount, until the work elastic force of spring and pressure differential are equal in magnitude.
Further, spring is set in retainer and pushes up and speeds between retainer and retainer set, to cover to be formed with retainer positioned at retainer
Interior space in.
Further, retainer is included in the head formation annular convex platform of a cylindrical tightening latch, and retainer set middle part forms and can coordinate
The through hole that tightening latch penetrates, spring top are speeded between annular convex platform and retainer set.
Further, tightening latch is stretched into the through hole that retainer covers and on the inside of inlet through hole, under the pre- elastic force of spring, tightening latch
Above inlet through hole.
Further, also it is convexly equipped with flange on retainer set periphery to be located above inlet through hole, flange supports /V in angle valve sheet
Body lower face, retainer set are resisted against between angle valve body and fixing nut.
Further, locating plate is equipped in retainer set, locating plate is a ring segment, then locating plate is fixed on by a bolt
In the inner bottom surface of retainer set.
Further, sealing element is equipped in limiting device, sealing element is several sealing rings.
With the above structure, the utility model is in angle valve by increasing the pressure limiting device of a controllable water flow,
It can limit water flow in the case where inlet channel pressure increases severely suddenly, and water flow is controlled to be had with hydraulic pressure regulatory function
Machine is reasonably combined together, and is avoided the problem of unexpected increased hydraulic pressure is likely to result in leak, is brought for the life of resident
It is convenient.
Description of the drawings
Fig. 1 is the structural decomposition diagram of the utility model；
Fig. 2 is the combination diagram of the utility model；
Fig. 3 is the structure diagram of the bibcock set in the utility model；
Fig. 4 is the schematic cross-sectional view of the bibcock set in the utility model；
Fig. 5 is sectional view of the utility model in pressure limiting device off position（The normal water flowing of inlet through hole）；
Fig. 6 is the sectional view of pressure limiting device working condition in the utility model（The retainer restricted part inlet through hole moved down
Water inlet）；
Fig. 7 is the sectional view of pressure limiting device working condition in the utility model（The retainer that moves down stop inlet through hole into
Water）.
Specific embodiment
In order to which the technical solution of the utility model is explained further, below by specific embodiment come to the utility model into
Row elaborates.
As shown in Figures 1 to 4, the utility model discloses a kind of pressure limiting angle valve, including angle valve body 1 and is connected to angle valve
The nut 2 of body lower end, 11 side of angle valve body have a water outlet 11, and fixing nut 2 forms water inlet 21, so as to make water
It flows the water outlet 11 from water inlet 21 into angle valve body and forms water outlet, 1 lower end of angle valve body can pass through external screw thread and fixation
The screw-internal thread fit connection of 2 water inlet of nut.
Angle valve body 1 is connected with fixing nut 2 in the accommodating space formed to be stopped from top to down equipped with a spool 3, one successively
Water cushion 4, sealing element and a pressure limiting device 5.As shown in the figure, in angle valve body 1 from top to bottom successively be equipped with a spool 3,
One waterstop pad 4 and several sealing elements.Sealing element can be sealing ring, and sealing ring 41 can be arranged on spool 3.This practicality is new
In type, the pressure limiting device 5 of a controllable discharge pressure and flow is equipped between angle valve body 1 and fixing nut 2, so as to
Stable water pressure is adjusted when pressure differential increases suddenly between water inlet and water outlet.Pressure limiting device 5 includes a retainer 51, a spring
52nd, retainer set 53 and several sealing elements, sealing element can be sealing ring.Pass through a clamp spring 6 and an angle valve in 3 upper end of spool
Handle 7 connects, and angle valve handle 7 is located at 1 upper end of angle valve body, and to be cased with one movable for the upper end of 2 water inlet 21 of fixing nut
Flange cover 8, with cover water inlet interface.
With reference to shown in Fig. 1, Fig. 3 to Fig. 5, in pressure limiting device 5, retainer 51 can coordinate in insertion retainer set 53,52 sets of spring
It is located in retainer 51, top is speeded between retainer 51 and retainer set 53.The head that retainer 51 is included in a cylindrical tightening latch 511 is formed
Annular convex platform 512,512 periphery of annular convex platform form annular groove 5121, sealing ring 551 can be arranged in annular groove.51 middle part of retainer
Through hole 513 is formed, through hole 513 penetrates through convex annular 512 and tightening latch 511, so that current pass through.53 middle part of retainer set forms and can match somebody with somebody
The through hole 531 that the tightening latch 511 of retainer 51 penetrates is closed, the cooperation of tightening latch 511 is inserted into through hole 531, the major diameter fit through hole of tightening latch 511
531 internal diameter.Several inlet through hole 532 are equipped in the outlet of retainer set 53, after current are via water inlet 21, from retainer set
The inlet through hole 532 of 53 outlets enters the through hole 513 inside retainer 51.It is covered in retainer and is also convexly equipped with flange on 53 peripheries
533 are located above inlet through hole, and flange 533 can support /V in 1 lower face of angle valve body, so as to which retainer set 53 be made to be resisted against angle
Between valve body 1 and fixing nut 2.Sealing ring 552 can be also set in 533 outside of flange, in angle valve body 1 and fixing nut 2
Sealing ring 552 also is provided between junction, ensures the sealing of connection.A carrying locating plate 54 is internally provided in retainer set 53
Locating slot（It is not shown in figure）, locating plate 54, which is fixed in retainer set 53, to seal.Locating plate 54 can be a ring segment, then
Locating plate 54 is fixed in the inner bottom surface of retainer set 53 by a bolt 541, prevents bottom water flow from entering in retainer set 53.Into
One step can also set annular groove 534 in 53 inside of retainer set, sealing ring 553 can be cased in annular groove 534, so as to make in retainer 51
Tightening latch 511, which is penetrated in the through hole 531 of retainer set 53, makes that sealing waterproof can be formed.
It is set in for spring 52 on the tightening latch 511 of retainer 51, top is speeded between annular convex platform 512 and retainer set 53, position
Within the interior space formed in retainer 51 and retainer set 53, tightening latch 511 is made to stretch into the through hole 531 of retainer set and is located at
532 inside of inlet through hole.Under the pre- elastic force of spring 52, tightening latch 511 is located at 532 top of inlet through hole, what water inlet 21 entered
Current flow to water outlet after then entering the through hole 513 at 51 middle part of retainer from inlet through hole 532.When retainer 51 generates downward thrust
When, push the spring 52 moves downward, and retainer 51 moves down, and bolt 51, which enters in retainer set, to be moved down and progressively block inlet through hole 532
Current enter in retainer, can make by retainer cover 53 outlets inlet through hole 532 current reduce, control water flow.
With reference to shown in Fig. 5 to Fig. 7, when the utility model at work, when angle valve handle 7 is opened, current are via water inlet
21, the inlet through hole 532 that retainer covers 53 outlets is entered in 51 interior bone 513 of retainer, finally by the water outlet of angle valve body 1
Mouth 11 flows out.In the process, when the pressure differential between water inlet 21 and water outlet 11 is less than the pre- elastic force of spring 52, pressure limiting
Device 5 does not play pressure limiting, as shown in Figure 5.
When the pressure differential increase between water inlet 21 and water outlet 11, such as during the increased pressure of inlet channel, Inlet and outlet water
Pressure differential between mouthful is more than the pre- elastic force of spring 52, and discharge pressure increase, spring 52 is started to work, at this point, hydraulic pressure acts on
51 inner surface of retainer generates downward thrust, and push the spring 52 moves downward, retainer 51 by spring 52 promotion move down after progressively
Inlet through hole 532 is blocked, controls water flow, until the work elastic force of spring 52 and pressure differential are equal in magnitude, at this point, retainer 51
It moves down, the current that the inlet through hole 532 of 53 outlets is covered by retainer are reduced, and control water flow, as shown in Figure 6.Until pressure
After power is stablized, inlet and outlet hydraulic pressure tends to balance, and retainer 51 is replied gradually, and 532 current of inlet through hole return original and go out water state.So as to
By the pressure limiting device of pressure limiting angle valve, when intake-outlet generates larger pressure differential, pressure limiting device to unexpected increased hydraulic pressure into
Row buffering is adjusted, and avoids unexpected increased hydraulic pressure that the water in water route is caused to be produced, water pipe is caused to burst.
And when water inlet pressure is larger or water outlet in water outlet it is smaller or when there is not water outlet status, such as cross drainage, into
Larger pressure differential is generated between the mouth of a river and water outlet, at this time to avoid discharge pressure excessive, it is quick-fried that excessive hydraulic pressure causes water to go out
Go out and generate leak, the spring 52 in pressure limiting device 5 is started to work, and hydraulic pressure effect makes retainer generate downward thrust, promotes bullet
Spring 52 moves downward, since pressure differential is more than the work elastic force of spring 52, at this point, the compression of spring 52 makes retainer 51 move down pushing and pressing extremely
Retainer covers 53 inner bottom surfaces, and the inlet through hole 532 blocked on retainer set 53 is intake, and retainer is displaced downwardly on locating plate 54, positioned at pole
Extreme position, as shown in Figure 7.So as to block the current for the inlet through hole 531 for covering 53 outlets by retainer, angle valve is made to be formed not
Go out water state, avoid that moment hydraulic pressure is excessive, and discharge pressure is uncontrolled, easily cause water pipe explosion and the problem of leak, also can be square
Just the investigation of contingency question water lines.
Spring in the pressure limiting device of the utility model changes selection sex work according to differential water pressures, in intake-outlet pressure differential
During increase, retainer progressively blocks inlet through hole after being moved down by spring promotion, so as to limit water flow, until the work of spring
Elastic force is equal in magnitude with pressure differential, and unexpected increased hydraulic pressure is adjusted into row buffering, prevents unexpected increased hydraulic pressure from causing water pipe
Explosion.
With the above structure, the utility model in angle valve by increasing by a pressure limiting that can control discharge pressure and flow
Device can limit water flow in the case where inlet channel pressure increases severely suddenly, and water flow control is adjusted with hydraulic pressure
Function is organic to be reasonably combined together, and avoids the problem of unexpected increased hydraulic pressure is likely to result in leak, is the life of resident
Work is brought convenience.
The product form and style of above-described embodiment and schema and non-limiting the utility model, any technical field
The appropriate variation or modification that those of ordinary skill does it all should be regarded as not departing from the patent category of the utility model.
Claims (9)
1. a kind of pressure limiting angle valve, the angle valve body for having water outlet including one, angle valve body lower end connection one have water inlet
Fixing nut, spool, waterstop pad and sealing element are equipped in angle valve body, spool upper end passes through a clamp spring and an angle valve handle
It connects, a mobilizable flange cover is cased at the upper end outlet of the water inlet of fixing nut, it is characterised in that：In angle valve sheet
The pressure limiting device of a controllable discharge pressure and flow is equipped between body and fixing nut.
2. a kind of pressure limiting angle valve as described in claim 1, it is characterised in that：Pressure limiting device, which is included in a retainer, is arranged a bullet
Spring, retainer are inserted into retainer set, and retainer set outlet is equipped with several inlet through hole, and the logical of water was formed in the middle part of retainer
Hole, retainer progressively block inlet through hole after being moved down by spring promotion.
3. a kind of pressure limiting angle valve as claimed in claim 2, it is characterised in that：Pressure differential of the spring between intake-outlet is more than
During the pre- elastic force of spring, hydraulic pressure generates downward thrust after acting on retainer inner surface, and push the spring moves downward, the retainer moved down
Inlet through hole is progressively blocked so as to limit water flow, until the work elastic force of spring and pressure differential are equal in magnitude.
4. a kind of pressure limiting angle valve as claimed in claim 2, it is characterised in that：Spring be set in retainer and push up speed retainer with
Between retainer set, covered positioned at retainer and retainer in the interior space to be formed.
5. a kind of pressure limiting angle valve as claimed in claim 4, it is characterised in that：Retainer is included in the head shape of a cylindrical tightening latch
Boss is circularized, retainer set middle part, which is formed, can coordinate the through hole that tightening latch penetrates, and spring top is speeded between annular convex platform and retainer set.
6. a kind of pressure limiting angle valve as claimed in claim 5, it is characterised in that：Tightening latch stretch into retainer set through hole in and positioned at into
On the inside of water through hole, under the pre- elastic force of spring, tightening latch is located above inlet through hole.
7. a kind of pressure limiting angle valve as claimed in claim 2, it is characterised in that：Retainer set periphery on be also convexly equipped with flange be located at into
Above water through hole, flange supports /V in angle valve body lower face, and retainer set is resisted against between angle valve body and fixing nut.
8. a kind of pressure limiting angle valve as claimed in claim 2, it is characterised in that：Locating plate, locating plate one are equipped in retainer set
Ring segment, then locating plate is fixed in the inner bottom surface that retainer covers by a bolt.
9. a kind of pressure limiting angle valve as claimed in claim 2, it is characterised in that：Sealing element, sealing member are equipped in limiting device
Part is several sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721233197.9U CN207393966U (en) | 2017-09-25 | 2017-09-25 | A kind of pressure limiting angle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721233197.9U CN207393966U (en) | 2017-09-25 | 2017-09-25 | A kind of pressure limiting angle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207393966U true CN207393966U (en) | 2018-05-22 |
Family
ID=62404974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721233197.9U Active CN207393966U (en) | 2017-09-25 | 2017-09-25 | A kind of pressure limiting angle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207393966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575584A (en) * | 2017-09-25 | 2018-01-12 | 路达(厦门)工业有限公司 | A kind of pressure limiting angle valve |
-
2017
- 2017-09-25 CN CN201721233197.9U patent/CN207393966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575584A (en) * | 2017-09-25 | 2018-01-12 | 路达(厦门)工业有限公司 | A kind of pressure limiting angle valve |
| CN107575584B (en) * | 2017-09-25 | 2024-02-23 | 路达(厦门)工业有限公司 | Pressure limiting angle valve |
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| GR01 | Patent grant |