CN206608587U - A kind of plastic pressure bucket pressure-reducing valve - Google Patents
A kind of plastic pressure bucket pressure-reducing valve Download PDFInfo
- Publication number
- CN206608587U CN206608587U CN201720327124.XU CN201720327124U CN206608587U CN 206608587 U CN206608587 U CN 206608587U CN 201720327124 U CN201720327124 U CN 201720327124U CN 206608587 U CN206608587 U CN 206608587U
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- pressure
- cavity
- water inlet
- valve body
- spring
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Abstract
The utility model discloses a kind of plastic pressure bucket pressure-reducing valve, at the into or out mouth of a river of plastic pressure bucket, including valve body and pressure adjusting part；The installation cavity being connected and water inlet cavity are formed with valve body, the one end of cavity away from water inlet cavity is installed and is provided with internal thread, the outer wall of valve body is additionally provided with water inlet and delivery port, and cavity is installed in the one end open of water inlet connection water inlet cavity, delivery port connection；Pressure adjusting part is arranged in installation cavity, pressure adjusting part includes pressure regulating cock, spring and seal, pressure regulating cock with install cavity in internal thread rotation and, spring one end is sheathed on pressure regulating cock, the other end connects the seal, and seal is supported by the spring and blocks another end opening of the inlet pipeline；The structure of relief pressure valve is simple, small volume, and effect of easing stress is good, good airproof performance, effectively can fall plastic pressure bucket moment overpressure relief, it is to avoid trigger the generation of explosion accident.
Description
Technical field
The utility model belongs to decompressor technical field, specifically a kind of plastic pressure bucket pressure-reducing valve.
Background technology
Pressure pot is as an important water treatment facilities in purifier, and it plays a part of storage and conveying pure water,
When in use, there is water hammer effect in matching used hydraulic pipeline with pressure pot in pressure pot（Shutoff valve instantaneous pressure surge）,
Cause high pressure valve, membrane pump backwater defective valve, cause the pressure that plastic pressure bucket is born to exceed its safe pressure and cause quick-fried
It is fried；In order to reduce the pressure that plastic pressure bucket is born, it will usually which pressure-reducing valve is installed on plastic pressure bucket will to meet decompression
Ask, but be due to that traditional pressure-reducing valve framework labyrinth is complicated, bulky, effect of easing stress is poor, the reason such as sealing difference, makes
Taken place frequently into security incident.
Utility model content
The purpose of this utility model is to solve deficiency of the prior art, and provides a kind of plastic pressure bucket pressure-reducing valve,
The structure of relief pressure valve is simple, small volume, and effect of easing stress is good, good airproof performance, can be effectively by plastic pressure bucket moment overpressure relief
Fall, it is to avoid trigger the generation of explosion accident.
Realizing the technical scheme of the utility model purpose is：
A kind of plastic pressure bucket pressure-reducing valve, at the into or out mouth of a river of plastic pressure bucket, including valve body and pressure are adjusted
Save component；The installation cavity being connected and water inlet cavity are formed with the valve body, the installation cavity is away from the water inlet
One end of cavity is provided with internal thread, and the outer wall of the valve body is additionally provided with water inlet and delivery port, and the water inlet connects institute
The one end open into water cavity is stated, the delivery port connects the installation cavity；The pressure adjusting part is arranged at installation cavity
In road, the pressure adjusting part includes pressure regulating cock, spring and seal, the pressure regulating cock and installation cavity
Internal thread rotation in road and, the spring one end is sheathed on the pressure regulating cock, and the other end connects the seal, described
Seal is supported by the spring and blocks another end opening of the inlet pipeline.
O-ring seal is provided between described pressure regulating cock and valve body.
The seal includes valve seat and silica gel sealing body, and one end of the spring and valve seat is connected, and the silica gel is close
Envelope body is embedded at the other end of the valve seat away from the spring, and the valve body is provided with circle in the junction for installing cavity and water inlet cavity
Taper is raised, and cone-shaped bulge described in the water inlet cavity insertion, the silica gel sealing body supports institute under spring effect
State cone-shaped bulge and block the water inlet cavity.
The valve body is mounted on connection component in water inlet and water outlet, and the connection component includes what is be connected with valve body
Water-supply-pipe is anti-to pull out set, is sheathed on the outer cover that preventing water pipe pulls out set, and set sealing ring between set and outer cover located at water-supply-pipe anti-pull out.
The one end of the valve body away from the installation cavity is provided with mounting groove, and the side wall of the mounting groove is provided with and plastics
The screw thread that pressure pot water outlet 3/4 " NPT external thread columns match.
The material of described valve body is plastics.
The structure of relief pressure valve is simple, small volume, sealing ring is set between regulating cock and valve body, and inlayed in valve seat
Silica gel sealing body so that the pressure-reducing valve has good good airproof performance, and effect of easing stress is good, can effectively by plastic pressure bucket wink
Between overpressure relief fall, it is to avoid trigger explosion accident generation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure, the silica gel sealing body 6. of 1. valve body, 2. 4. seal of coniform 3. pressure adjusting part of boss 5.
The water-supply-pipe of 9. O-ring seal of valve seat 7. spring, 8. pressure regulating cock 10. is anti-to be pulled out outside 11. sealing rings 12. of set
Cover 13. connection components.
Embodiment
The utility model is further elaborated with reference to the accompanying drawings and examples, but is not to limit of the present utility model
It is fixed.
Embodiment：
As shown in figure 1, a kind of plastic pressure bucket pressure-reducing valve, at the into or out mouth of a river of plastic pressure bucket, including valve
Body 1 and pressure adjusting part 3；
The installation cavity being connected and water inlet cavity are formed with the valve body 1, the installation cavity enters away from described in
One end D in water cavity road is provided with internal thread, and the outer wall of the valve body 1 is additionally provided with water inlet B and delivery port C, the water inlet B
The one end open of the connection water inlet cavity, the delivery port C connects the installation cavity；The pressure adjusting part 3 is set
In installing in cavity, the pressure adjusting part 3 includes pressure regulating cock 8, spring 7 and seal 4, the pressure regulation
Cock 8 with install internal thread rotation in cavity and, described one end of spring 7 is sheathed on the pressure regulating cock 8, and the other end is connected
The seal 4, the seal 4 is flexibly supported by the spring 7 and blocks another end opening of the inlet pipeline.
O-ring seal 9 is provided between described pressure regulating cock 8 and valve body 1.
The seal 4 includes valve seat 6 and silica gel sealing body 5, and the spring 7 is connected with one end of valve seat 6, the silicon
Glue seal 5 is embedded at the other end of the valve seat 6 away from the spring 7, and the valve body 1 is in the connection for installing cavity and water inlet cavity
Place is provided with cone-shaped bulge 2, and cone-shaped bulge 2 described in the water inlet cavity insertion, the silica gel sealing body 5 is elastic in spring 7
The cone-shaped bulge 2 is supported under effect and the water inlet cavity is blocked.
The valve body 1 is mounted on connection component 13 at water inlet B and delivery port C, and the connection component 13 includes and valve
The water-supply-pipe of the connection of body 1 is anti-to pull out set 10, is sheathed on the outer cover 12 that preventing water pipe pulls out set, and cover 10 and outer cover located at anti-pull out of water-supply-pipe
Sealing ring 11 is set between 12.
One end A of the valve body 1 away from the installation cavity is provided with mounting groove, and the side wall of the mounting groove is provided with and modeling
Expect " the screw thread that NPT external thread columns match of pressure pot water outlet 3/4.
The material of described valve body 1 is plastics.
In use, present apparatus A ends mounting groove internal thread hole is arranged on into pressure pot water outlet 3/4 " on NPT external thread columns i.e.
Can, when water purifier works, pure water is entered by water inlet B, now because spring 7 is more than inner bucket water pressure, valve seat 6 and valve body 1
Sealing, water can not flow out from delivery port C；When pressure is more than 7 pressure of spring in bucket, valve seat 6 is lifted, and inner bucket water is from delivery port
C flows out, and pressure release in bucket, valve seat 6 falls after rise again；The pressure regulating cock 8 being provided with valve body 1 provided with O-ring seal 9 with
Valve body 1 is connected；Pressure regulating cock 8 pushes down valve seat 6 by stainless steel spring 7, by adjusting pressure regulating cock 8, can obtain
To different safe pressures, so as to reach the effect of decompression for plastic pressure bucket.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of plastic pressure bucket pressure-reducing valve, at the into or out mouth of a river of plastic pressure bucket, it is characterised in that including valve
Body and pressure adjusting part；
The installation cavity being connected and water inlet cavity are formed with the valve body, the installation cavity is away from the water inlet cavity
One end be provided with internal thread, the outer wall of the valve body is additionally provided with water inlet and delivery port, enters described in the water inlet connection
The one end open in water cavity road, the delivery port connects the installation cavity；The pressure adjusting part is arranged in installation cavity,
The pressure adjusting part includes pressure regulating cock, spring and seal, and the pressure regulating cock is with installing in cavity
Internal thread rotation and, the spring one end is sheathed on the pressure regulating cock, and the other end connects the seal, the sealing
Part is supported by the spring and blocks another end opening of the inlet pipeline.
2. pressure-reducing valve according to claim 1, it is characterised in that ring is provided between described pressure regulating cock and valve body
Shape sealing ring.
3. pressure-reducing valve according to claim 1, it is characterised in that the seal includes valve seat and silica gel sealing body,
One end connection of the spring and valve seat, the silica gel sealing body is embedded at the other end of the valve seat away from the spring, the valve
Body in install cavity with water inlet cavity junction be provided with cone-shaped bulge, cone-shaped bulge described in the water inlet cavity insertion,
The silica gel sealing body supports the cone-shaped bulge under spring effect and blocks the water inlet cavity.
4. pressure-reducing valve according to claim 1, it is characterised in that the valve body is mounted in water inlet and water outlet
Connection component, the water-supply-pipe that the connection component includes being connected with valve body is prevented pulling out set, being sheathed on the outer cover that preventing water pipe pulls out set, Yi Jishe
Sealing ring is set between set and outer cover in water-supply-pipe anti-pull out.
5. pressure-reducing valve according to claim 1, it is characterised in that the one end of the valve body away from the installation cavity is set
There is mounting groove, the side wall of the mounting groove is provided with and the plastic pressure bucket " screw thread that NPT external thread columns match of water outlet 3/4.
6. pressure-reducing valve according to claim 1, it is characterised in that the material of described valve body is plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720327124.XU CN206608587U (en) | 2017-03-30 | 2017-03-30 | A kind of plastic pressure bucket pressure-reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720327124.XU CN206608587U (en) | 2017-03-30 | 2017-03-30 | A kind of plastic pressure bucket pressure-reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206608587U true CN206608587U (en) | 2017-11-03 |
Family
ID=60173811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720327124.XU Active CN206608587U (en) | 2017-03-30 | 2017-03-30 | A kind of plastic pressure bucket pressure-reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206608587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678042A (en) * | 2020-05-22 | 2020-09-18 | 湖州贝德流体设备有限公司 | Semi-automatic switching system of ASC |
-
2017
- 2017-03-30 CN CN201720327124.XU patent/CN206608587U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678042A (en) * | 2020-05-22 | 2020-09-18 | 湖州贝德流体设备有限公司 | Semi-automatic switching system of ASC |
| WO2021232544A1 (en) * | 2020-05-22 | 2021-11-25 | 湖州贝德流体设备有限公司 | Asc semi-automatic switching system |
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