CN207621438U - New-type safety valve - Google Patents
New-type safety valve Download PDFInfo
- Publication number
- CN207621438U CN207621438U CN201721328694.7U CN201721328694U CN207621438U CN 207621438 U CN207621438 U CN 207621438U CN 201721328694 U CN201721328694 U CN 201721328694U CN 207621438 U CN207621438 U CN 207621438U
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- Prior art keywords
- valve
- valve rod
- fixed core
- core ring
- ring
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Abstract
The utility model discloses New-type safety valves,Including valve body,High-density sealed pad,Spool,Locating ring,Valve rod,Valve seat,Spring,Fixed core ring one,Fixed core ring two,Sealing ring,Knurled nut,Adjusting nut,Steel ball,The interior intracavitary that valve seat is constituted after being connect with valve body sets valve rod,Valve rod lower end sets spool,Spool lower face installation by adhering high-density sealed pad,The step of upper end is arranged locating ring,The outer sheathed spring of valve rod,The step upper surface of lower spring end and valve rod offsets,Upper end and the lower end of fixed core ring one offset,One upper end of fixed core ring sets fixed core ring two,Valve seat upper end sets the knurled nut of bayonet joint,Adjusting nut is connect with the adjusting bolt of valve rod upper end,The utility model structure is compacter,To reduce the security risk of safety valve,Improve its performance,And save material consumption,Reduce cost,Knurled nut can effectively Bao valve,Improve the service life of safety valve.
Description
Technical field
The utility model is related to a kind of safety valve class technical fields, especially New-type safety valve.
Background technology
Safety valve is the safety device of pressure piping, is typically mounted on closed system equipment or pipeline and protects system
System safety, when the pressure inside the equipment of closed system or pipeline is more than setting value, safety valve is automatically turned on and is released stress,
Ensure that the pressure medium in equipment or in pipeline in specified value, prevents safety accident, however, common safety valve system
It is larger to make most volume, complicated, each component assembling post gap is larger, considerably increases the security risk of safety valve, simultaneously
Spillage of material is big, of high cost；Two, safety valves lack locking device.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide New-type safety valve, including valve body, height
Density gasket, spool, locating ring, valve rod, valve seat, spring, fixed core ring one, fixed core ring two, sealing ring, knurled nut, adjusting
Nut, steel ball, the interior intracavitary that valve seat is constituted after being connect with valve body set valve rod, and valve rod lower end sets spool, and spool lower face is embedded
High-density sealed pad is installed, the step of upper end is arranged locating ring, the outer sheathed spring of valve rod, the step upper end of lower spring end and valve rod
Face offsets, the lower end of upper end and fixed core ring one offsets, and one upper end of fixed core ring sets fixed core ring two, and valve seat upper end sets bayonet joint
Knurled nut, adjusting nut are connect with the adjusting bolt of valve rod upper end, and the utility model structure is compacter, to reduce safety
The security risk of valve improves its performance, and saves material consumption, reduces cost, and knurled nut's energy effective protection valve carries
The service life of high safety valve.
In order to achieve the above objectives, the technical solution of the utility model is：New-type safety valve, including valve body, high-density sealed
Pad, spool, locating ring, valve rod, valve seat, spring, fixed core ring one, fixed core ring two, sealing ring, knurled nut, adjusting nut, steel
The inner cavity lower end of pearl, the valve body is equipped with the channel that medium enters, and the valve seat lower end links into an integrated entity with valve body threaded upper ends,
The interior intracavitary that valve seat is constituted after being connect with valve body sets valve rod, and the valve rod lower end sets spool, the embedded peace in spool lower face
Dress high-density sealed pad, upper end step be arranged locating ring, the outer sheathed spring of valve rod, on the step of the lower spring end and valve rod
End face offsets, the lower end of upper end and fixed core ring one offsets, and one upper end of the fixed core ring sets fixed core ring two, and valve seat upper end sets spigot-and-socket
The knurled nut of connection, adjusting nut are connect with the adjusting bolt of valve rod upper end.
Further setting, the fixed core ring one, heart circle two be circular ring shape, excircle installation by adhering valve seat groove
Interior, inner hole sleeve is outside the cylinder of valve rod.
Further setting, the fixed core ring one, heart circle two and valve stem slides formula seal.
Further setting, the upper end position circumference of the valve rod are arranged sealing ring.
The inner periphery of further setting, the spool and valve rod link position sets several steel balls.
The beneficial effects of the utility model：The utility model structure is compacter, to reduce the security risk of safety valve,
Its performance is improved, and saves material consumption, reduces cost, knurled nut's energy effective protection valve improves making for safety valve
Use the service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure：Valve body 1, channel 101, high-density sealed pad 2, spool 3, locating ring 4, valve rod 5, valve seat 6, spring 7, centering
Enclose one 8, fixed core ring 29, sealing ring 10, knurled nut 11, adjusting nut 12, steel ball 13.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1, New-type safety valve, including valve body 1, high-density sealed pad 2, spool 3, locating ring 4, valve rod 5, valve seat
6, spring 7, fixed core ring 1, fixed core ring 29, sealing ring 10, knurled nut 11, adjusting nut 12, steel ball 13, the valve body 1
Inner cavity lower end is equipped with the channel 101 that medium enters, and 6 lower end of the valve seat links into an integrated entity with 1 threaded upper ends of valve body, valve seat 6 and
The interior intracavitary that valve body 1 is constituted after connecting sets valve rod 5, and 5 lower end of the valve rod sets spool 3,3 lower face installation by adhering of the spool
High-density sealed pad 2, upper end step be arranged locating ring 4,5 outer sheathed spring 7 of valve rod, the platform of the spring 7 lower end and valve rod 5
Rank upper surface offsets, the lower end of upper end and fixed core ring 1 offsets, and one 8 upper end of the fixed core ring sets fixed core ring 29,6 upper end of valve seat
If the knurled nut 11 of bayonet joint, the adjusting nut 12 are connect with the adjusting bolt of 5 upper end of valve rod, the utility model knot
Structure is compacter, to reduce the security risk of safety valve, improves its performance, and save material consumption, reduces cost, rolling
Clamp nut and locking nut greatly improve the rigidity of safety valve, and energy effective protection valve, improve the service life of safety valve.
The fixed core ring 1, heart circle 29 are circular ring shape, excircle installation by adhering in the groove of valve seat 6, inner hole sleeve
It outside the cylinder of valve rod 5, is fixed conducive to 5 upper and lower position of valve rod, avoids the shaking of valve rod 5 or radial displacement.
The fixed core ring 1, heart circle 29 and 5 sliding sealing of valve rod, valve rod 5 are limited in fixed position and are slided above and below
It is dynamic.
The upper end position circumference of the valve rod 5 is arranged sealing ring 10.
The spool 3 and the inner periphery of 5 link position of valve rod set several steel balls 13, conducive to can more stablize the sensitive of safety valve
Property.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.
The technical staff of the industry is also aware that the utility model is not limited by above-mentioned case study on implementation, above-mentioned case study on implementation and specification
Described in only illustrate the principles of the present invention, do not depart from the utility model design scope under the premise of, the utility model
It will also have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.This practicality is new
Type is claimed range and is defined by the appending claims and its equivalent thereof.
Claims (5)
1. New-type safety valve, it is characterised in that：Including valve body (1), high-density sealed pad (2), spool (3), locating ring (4), valve
Bar (5), spring (7), fixed core ring one (8), fixed core ring two (9), sealing ring (10), knurled nut (11), adjusts spiral shell at valve seat (6)
The inner cavity lower end of female (12), steel ball (13), the valve body (1) is equipped with the channel (101) that medium enters, valve seat (6) lower end
It links into an integrated entity with valve body (1) threaded upper ends, the interior intracavitary that valve seat (6) is constituted after being connect with valve body (1) sets valve rod (5), described
Valve rod (5) lower end sets spool (3), spool (3) the lower face installation by adhering high-density sealed pad (2), upper end step set
If locating ring (4), valve rod (5) outer sheathed spring (7), the step upper surface of spring (7) lower end and valve rod (5) offsets, on
The lower end with fixed core ring one (8) is held to offset, the fixed core ring one (8) upper end sets fixed core ring two (9), and valve seat (6) upper end sets socket joint
The knurled nut (11) of formula connection, the adjusting nut (12) connect with the adjusting bolt of valve rod (5) upper end.
2. New-type safety valve as described in claim 1, it is characterised in that：The fixed core ring one (8), heart circle two (9) be circular ring shape,
Excircle installation by adhering in the groove of valve seat (6), inner hole sleeve is outside the cylinder of valve rod (5).
3. New-type safety valve as described in claim 1, it is characterised in that：The fixed core ring one (8), heart circle two (9) and valve rod (5)
Sliding sealing.
4. New-type safety valve as described in claim 1, it is characterised in that：The upper end position circumference of the valve rod (5) is arranged sealing
It encloses (10).
5. New-type safety valve as described in claim 1, it is characterised in that：The inner circle of the spool (3) and valve rod (5) link position
Set several steel balls (13) week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328694.7U CN207621438U (en) | 2017-10-13 | 2017-10-13 | New-type safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328694.7U CN207621438U (en) | 2017-10-13 | 2017-10-13 | New-type safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207621438U true CN207621438U (en) | 2018-07-17 |
Family
ID=62826347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721328694.7U Active CN207621438U (en) | 2017-10-13 | 2017-10-13 | New-type safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207621438U (en) |
-
2017
- 2017-10-13 CN CN201721328694.7U patent/CN207621438U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |