CN208587521U - A kind of decompression protecting against shock two-port valve - Google Patents
A kind of decompression protecting against shock two-port valve Download PDFInfo
- Publication number
- CN208587521U CN208587521U CN201820963261.7U CN201820963261U CN208587521U CN 208587521 U CN208587521 U CN 208587521U CN 201820963261 U CN201820963261 U CN 201820963261U CN 208587521 U CN208587521 U CN 208587521U
- Authority
- CN
- China
- Prior art keywords
- spool
- hole
- outlet passageway
- inlet channel
- decompression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Multiple-Way Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model discloses a kind of decompression protecting against shock two-port valves, including valve body and spool, valve body is internally provided with the inlet channel, spool chamber and outlet passageway being sequentially communicated, spool is set in spool chamber: inlet channel is perpendicular to spool chamber, spool is located in spool chamber, the upper end of spool extends to except spool chamber and is connected with handle, and through-hole is radially provided on spool, and through-hole can be connected to inlet channel and outlet passageway；The entrance of outlet passageway, which is provided with, blocks, and blocks and is provided with airflow channel between outlet passageway inner wall, and the side far from spool of blocking is connected with support plate by spring, and support plate is fixed on the side wall of outlet passageway.When opening valve, heating enters through-hole by inlet channel, then sprays to and blocks from through-hole, it blocks by compressed spring after the impact of air-flow, play the role of buffering, high pressure draught is avoided to act directly on the inner wall of outlet passageway and valve body is caused to shake, is conducive to the service life for improving valve.
Description
Technical field
The utility model belongs to valve field, especially a kind of decompression protecting against shock two-port valve.
Background technique
It needs to use many two-way valves in heating system, is mainly used for adjusting the flow of heating, existing heating system
What is used in system is all existing conventional valve, and after valve is closed, input end is different from the pressure of outlet end, generates pressure
Difference, in the moment of valve opening, the presence of pressure difference will cause the moment that heating enters valve, generate to valve part and pipeline
Huge instant impact, causes valve to shake, and generates with noise, and vibration can be to the close of valve and coupled pipeline
Sealing property, service life and other equipment for being used for detection have an impact.
Utility model content
The purpose of this utility model is to provide a kind of decompression protecting against shock two-port valves, can be when heating enters valve internal
The impact to heating pad passage inner wall is reduced, the service life of valve is improved.
Purpose of the utility model is realized as follows: a kind of decompression protecting against shock two-port valve, including valve body and spool, it is described
Valve body is internally provided with the inlet channel, spool chamber and outlet passageway being sequentially communicated, and the spool is set in spool chamber:
The inlet channel, spool and spool chamber are cylindrical, and inlet channel is perpendicular to spool chamber, the spool position
In that can rotate in spool chamber and around the center line of itself, the upper end of spool extends to except spool chamber and is connected with handle, institute
It states and is radially provided with through-hole on spool, the through-hole can be connected to inlet channel and outlet passageway；The outlet passageway
Entrance, which is provided with, blocks, and blocks and is provided with airflow channel between outlet passageway inner wall, the side far from spool of blocking
It is connected with support plate by spring, the support plate is fixed on the side wall of outlet passageway.
Further, the outlet passageway includes big section and segment, and described big section and segment form ladder hole, described big
Section is close to spool and diameter is greater than segment, and the outer end of big section is fixedly installed locating support, and the is provided on the locating support
One air through hole and location hole, the diameter of the location hole are less than the diameter blocked, and one end of the spring will block compression
It is fixed in the location hole of locating support, support plate is pressed abd fixed on the cascaded surface between big section and segment by the other end, institute
It states and is provided with ventilation through-hole in support plate.
It further, further include sealing ring, the external port inner wall of the spool is provided with the first groove of annular, the valve
The corresponding position of outer core is provided with the second groove of annular, and the sealing ring is located in the first groove and the second groove.
Further, it is described block on be provided with the second air through hole.
The beneficial effects of the utility model are: when opening valve, heating enters through-hole by inlet channel, then from logical
Hole, which sprays to, blocks, and blocks by compressed spring after the impact of air-flow, plays the role of buffering, high pressure draught is avoided to act directly on
The inner wall of outlet passageway and cause valve body to shake, be conducive to improve valve service life.
Detailed description of the invention
Fig. 1 is the schematic front view of the utility model.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of decompression protecting against shock two-port valve of the utility model, including valve body 1 and spool 2, the valve body 1
Be internally provided with the inlet channel 3, spool chamber 4 and outlet passageway 5 being sequentially communicated, the spool 2 is set in spool chamber 4；
The inlet channel 3, spool 2 and spool chamber 4 are cylindrical, and inlet channel 3 is perpendicular to spool chamber 4, described
Spool 2 is located in spool chamber 4 and can rotate around the center line of itself, and the upper end of spool 2 extends to except spool chamber 4 and connects
There is handle 8, through-hole 6 is radially provided on the spool 2, the through-hole 6 can be connected to inlet channel 3 and outlet passageway 5；
The entrance of the outlet passageway 5, which is provided with, blocks 7, blocks and is provided with airflow channel between 7 and 5 inner wall of outlet passageway, described
7 sides far from spool 2 of blocking are connected with support plate 10 by spring 9, and the support plate 10 is fixed at outlet passageway 5
On side wall.
Inlet channel 3 can be connected with heating air inlet pipe, and outlet passageway 5 can be connected with heating snorkel, inlet channel
3, spool chamber 4 and outlet passageway 5 form heating pad passage, and spool 2 is cylindrical, seal and cooperate with the inner wall of spool chamber 4, and spool
2 can rotate around the center line of itself, to adjust the position of through-hole 6, realize the cutting or opening of heating pad passage, or adjust
The unlatching size of heating pad passage, so as to adjust heating flow automatic.Handle 8 is located at outside valve body 1, rotates for control valve core 2.Bullet
Spring 9 can be one, be also possible to more, plays the role of damping, reduces impact.In use, swing handle 8, makes on spool 2
Through-hole 6 and inlet channel 3 connect, then heating can be made to enter through-hole 6, when heating is sprayed from through-hole 6, first spray to and block 7, by
To block 7 blocking after pressure reduce, then enter outlet passageway 5 from the airflow channel blocked around 7.7 are blocked by heating
Impact after, push the spring 9 compresses spring 9, plays the role of buffering, prevents air-flow from directly impact valve body 1, guarantee valve body 1
Service life.
Further, the outlet passageway 5 includes big section and segment, and described big section and segment form ladder hole, described
Big section is close to spool 2 and diameter is greater than segment, and the outer end of big section is fixedly installed locating support 11, and locating support 11 can be circle
The plate of shape is provided with the first air through hole 14 and location hole on the locating support 11, and the first air through hole 14 can be circle
The hole of the arbitrary shapes such as shape hole or square hole, in order to which the heating after being dispersed by spool 2 passes through, the diameter of the location hole is small
In block 7 diameter, one end of the spring 9, which will block, 7 to be pressed abd fixed in the location hole of locating support 11, and the other end will prop up
Fagging 10 is pressed abd fixed on the cascaded surface between big section and segment, and ventilation through-hole 13, heating are provided in the support plate 10
The segment of outlet passageway 5 can be entered by ventilation through-hole 13.
It further include sealing ring 12, the external port inner wall of the spool 2 is provided with the first groove of annular, outside the spool 2
The corresponding position of wall is provided with the second groove of annular, and the sealing ring 12 is located in the first groove and the second groove.Sealing ring
12 can be used existing conventional gasket material, such as rubber, and when assembly is pressed into the first groove and the second groove, can enhance close
Feng Xing prevents heating from leaking.
Described block is provided with the second air through hole 15 on 7, is also used for heating and passes through, the circulation passage for increasing heating is big
Small, the heating passed through from the second air through hole 15 will not cause to impact to valve body 1.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of decompression protecting against shock two-port valve, including valve body (1) and spool (2), the valve body (1) are internally provided with successively phase
Logical inlet channel (3), spool chamber (4) and outlet passageway (5), the spool (2) are set in spool chamber (4)；Its feature exists
In:
The inlet channel (3), spool (2) and spool chamber (4) are cylindrical, and inlet channel (3) is perpendicular to spool chamber
(4), the spool (2) is located in spool chamber (4) and can rotate around the center line of itself, and the upper end of spool (2) extends to valve
It except core cavity (4) and is connected with handle (8), is radially provided with through-hole (6) on the spool (2), the through-hole (6) can
It is connected to inlet channel (3) and outlet passageway (5)；The entrance of the outlet passageway (5) is provided with block (7), blocks (7) and goes out
Airflow channel is provided between gas channel (5) inner wall, the described side of (7) far from spool (2) of blocking is connected with by spring (9)
Support plate (10), the support plate (10) are fixed on the side wall of outlet passageway (5).
2. a kind of decompression protecting against shock two-port valve according to claim 1, it is characterised in that: the outlet passageway (5) includes
Big section and segment, described big section and segment composition ladder hole, described big section close to spool (2) and diameter is greater than segment, big section
Outer end be fixedly installed locating support (11), be provided on the locating support (11) the first air through hole (14) and positioning
Hole, the diameter of the location hole are less than the diameter of (7) of blocking, one end of the spring (9) will block (7) be pressed abd fixed on positioning
In the location hole of bracket (11), support plate (10) is pressed abd fixed on the cascaded surface between big section and segment by the other end, described
Ventilation through-hole (13) is provided in support plate (10).
3. a kind of decompression protecting against shock two-port valve according to claim 1, it is characterised in that: further include sealing ring (12), institute
The external port inner wall for stating spool (2) is provided with the first groove of annular, and the corresponding position of spool (2) outer wall is provided with annular
The second groove, the sealing ring (12) is located in the first groove and the second groove.
4. a kind of decompression protecting against shock two-port valve according to claim 1, it is characterised in that: described block is provided on (7)
Second air through hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963261.7U CN208587521U (en) | 2018-06-21 | 2018-06-21 | A kind of decompression protecting against shock two-port valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963261.7U CN208587521U (en) | 2018-06-21 | 2018-06-21 | A kind of decompression protecting against shock two-port valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208587521U true CN208587521U (en) | 2019-03-08 |
Family
ID=65537119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820963261.7U Expired - Fee Related CN208587521U (en) | 2018-06-21 | 2018-06-21 | A kind of decompression protecting against shock two-port valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208587521U (en) |
-
2018
- 2018-06-21 CN CN201820963261.7U patent/CN208587521U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190308 Termination date: 20210621 |