CN206269110U - A kind of steam boiler safety head - Google Patents
A kind of steam boiler safety head Download PDFInfo
- Publication number
- CN206269110U CN206269110U CN201620973028.8U CN201620973028U CN206269110U CN 206269110 U CN206269110 U CN 206269110U CN 201620973028 U CN201620973028 U CN 201620973028U CN 206269110 U CN206269110 U CN 206269110U
- Authority
- CN
- China
- Prior art keywords
- block
- matrix
- adapter sleeve
- steam boiler
- safety head
- 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.)
- Active
Links
Landscapes
- Revetment (AREA)
Abstract
A kind of steam boiler safety head, including the matrix being arranged on boiler, matrix upper end is provided with block, matrix middle part is provided with cavity, middle part is provided with cavity has the locking cap of through hole, matrix upper end side wall is polygon, block is mobilizable to be arranged on matrix upper end, block lower end inner wall is also polygon, also include the adapter sleeve being arranged between matrix and block, adapter sleeve medial surface agrees with matrix upper end side wall, adapter sleeve lateral surface agrees with block inwall, block inner upper end can make adapter sleeve in its interior axial-rotation, the locking cap middle part is provided with piston rod, piston rod upper end top is located at adapter sleeve lower surface, also include sealing gasket, cavity lower end is provided with boss, sealing gasket outer is arranged on boss, sealing gasket middle part is arranged on piston-rod lower end.The utility model sets the sealing effectiveness that sealing gasket effectively increases product, and the sensitivity of product is significantly increased in addition.
Description
Technical field
The utility model is related to a kind of steam boiler safety head.
Background technology
Safety valve on the market generally uses piston type push rod at present, is sealed using sealing ring is set on piston,
Sealing ring causes sensitivity decrease with sidewall friction power is excessive, and the surface smoothness requirement to product is high in addition, and sealing
Reduce.
The content of the invention
In order to the sealing difference sensitivity for overcoming the shortcomings of prior art is low, the utility model provides a kind of neat boiler peace
Full lid.
The technical scheme in the invention for solving the technical problem is：A kind of steam boiler safety head, including it is arranged on pot
Matrix on stove, described matrix upper end is provided with block, and described matrix middle part is provided with cavity, and middle part is provided with the cavity with logical
The locking cap in hole, described matrix upper end side wall is polygon, and the block is mobilizable to be arranged on matrix upper end, under the block
End inwall is also polygon, also including the adapter sleeve being arranged between matrix and block, on the adapter sleeve medial surface and matrix
Side wall agrees with, and the adapter sleeve lateral surface agrees with block inwall, and the block inner upper end can make adapter sleeve in it
Axial-rotation, the locking cap middle part is provided with piston rod, and the piston rod upper end top is located at adapter sleeve lower surface, also including sealing
Pad, the cavity lower end is provided with boss, and the sealing gasket outer is arranged on boss, and the sealing gasket middle part is arranged on piston rod
Lower end.
Further, the sealing gasket middle part is provided with the projection for being fixed with piston rod, the subgasket edges and projection
Curved surface is connected.
Further, the locking cap lower end is provided with pressure ring, and the pressure ring is pressed on the sealing gasket outer.By that will fix
Cap pushes pressure ring, then compresses subgasket edges.
Further, also including spring, the lower spring end top is located at the locking cap upper surface, and the spring upper end top sets
In block.
Further, there are two parts to constitute for the block, including shell and inner cover, under the adapter sleeve and inner cover inwall
End is agreed with, and the outer casing inner wall is provided with positioning bar and buckle, and the interior cover outer wall is provided with and the cramp being clasped.
Further, described matrix side is provided with flange collar, and inner cover lower end outer is horizontal-extending extended surface, the extension
Face is provided with fluting, and also including the bottom for fixing base, the bottom upper end is provided with button block, and the button block extends through face
On fluting be fixed on extended surface.
Further, the locking cap outer wall is provided with the first seal groove, and first seal groove is provided with the first sealing ring.
Further, described matrix middle part is provided with the second seal groove, and the seal groove is provided with the second sealing ring, the metal
Circle inwall lower end is provided with the fluting for being available for sealing ring to be embedded in, and the quoit is arranged on the second seal groove upper end.It is effectively anti-
Only sealing ring dislocation causes seal failure when twisting such as safety head.
Further, described matrix lower end is additionally provided with the venthole for losing heart.
Sealing gasket completely cuts off the air-tightness that inner and outer air pressure ensure that product to the utility model all the time when in use.
The beneficial effects of the utility model are：The sealing effectiveness that sealing gasket effectively increases product is set, in addition greatly
The sensitivity that increased product.
Brief description of the drawings
Fig. 1 is the utility model explosive view.
Fig. 2 is another visual angle explosive view of the utility model.
Fig. 3 is the utility model sectional view.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 3：A kind of steam boiler safety head, including the matrix 1 on boiler is arranged on, the upper end of described matrix 1
Block 2 is provided with, the middle part of described matrix 1 is provided with cavity, and middle part is provided with the cavity has the locking cap 3 of through hole, described matrix 1
Upper end side wall is polygon, and the block 2 is mobilizable to be arranged on the upper end of matrix 1, and the lower end inner wall of the block 2 is also polygon
Shape, also including the adapter sleeve 4 being arranged between matrix and block, the medial surface of the adapter sleeve 4 agrees with the upper end side wall of matrix 1,
The lateral surface of the adapter sleeve 4 agrees with the inwall of block 2, and the inner upper end of the block 2 can make the axially rotation in it of adapter sleeve 4
Turn, the middle part of the locking cap 3 is provided with piston rod 5, and the upper end of the piston rod 5 top is located at the lower surface of adapter sleeve 4, also including sealing gasket
6, the cavity lower end is provided with boss, and the outer of the sealing gasket 6 is arranged on boss, and the middle part of the sealing gasket 6 is arranged on piston
The lower end of bar 5.
In the present embodiment, the middle part of the sealing gasket 6 is provided with the projection 6-1 for being fixed with piston rod 5, the sealing gasket side
Edge is connected with projection 6-1 curved surfaces.
In the present embodiment, the lower end of the locking cap 3 is provided with pressure ring 7, and the pressure ring is pressed on the sealing gasket outer.Pass through
Locking cap is pushed into pressure ring 7, then subgasket edges is compressed.
In the present embodiment, also including spring 8, the lower end of the spring 8 top is located at the upper surface of the locking cap 3, the spring 8
Upper end top is located in block.
In the present embodiment, the block 2 is constituted with two parts, including shell 9 and inner cover 10, the adapter sleeve 4 with
The inwall lower end of inner cover 10 is agreed with, and the inwall of the shell 9 is provided with positioning bar and buckle, and the outer wall of the inner cover 10 is provided with and the buckle
The cramp 11 of cooperation.
In the present embodiment, the side of described matrix 1 is provided with flange collar 12, and the lower end outer of the inner cover 10 is horizontal-extending extended surface
13, the extended surface 13 is provided with fluting 14, and also including the bottom 15 for fixing base 1, the upper end of the bottom 15 is provided with button
Block 16, the fluting 14 that the button block 16 is extended through on face 13 is fixed on extended surface 13.
In the present embodiment, the locking cap outer wall is provided with the first seal groove 17, and first seal groove 17 is provided with first
Sealing ring 18.
In the present embodiment, the middle part of described matrix 1 is provided with the second seal groove 19, and the seal groove is provided with the second sealing ring
20, also including quoit 21, the quoit inwall lower end is provided with the fluting for being available for sealing ring to be embedded in, and the quoit is arranged on
The second seal groove upper end.Effectively preventing sealing ring dislocation when twisting such as safety head causes seal failure.
In the present embodiment, described matrix lower end is additionally provided with the venthole 22 for losing heart, and the locking cap inwall upper end sets
Limited plane, the piston-rod lower end is provided with limit convex edge, and the upper cover of piston rod is provided with the 3rd sealing ring 23, and the described 3rd is close
Seal is arranged between confined planes and convex edge.
Claims (8)
1. a kind of steam boiler safety head, including the matrix on boiler is arranged on, described matrix upper end is provided with block, and its feature exists
In：Described matrix middle part is provided with cavity, and middle part is provided with the cavity has the locking cap of through hole, and described matrix upper end side wall is
Polygon, the block is mobilizable to be arranged on matrix upper end, and the block lower end inner wall is also polygon, also including being arranged on
Adapter sleeve between matrix and block, the adapter sleeve medial surface agrees with matrix upper end side wall, the adapter sleeve lateral surface with
Block inwall agrees with, and the block inner upper end can make adapter sleeve in its interior axial-rotation, and the locking cap middle part is provided with work
Stopper rod, the piston rod upper end top is located at adapter sleeve lower surface, and also including sealing gasket, the cavity lower end is provided with boss, described
Sealing gasket outer is arranged on boss, and the sealing gasket middle part is arranged on piston-rod lower end.
2. steam boiler safety head as claimed in claim 1, it is characterised in that：Sealing gasket middle part be provided with for piston
The projection that bar is fixed, the subgasket edges are connected with projection curved surface.
3. steam boiler safety head as claimed in claim 1, it is characterised in that：The locking cap lower end is provided with pressure ring, described
Pressure ring is pressed on the sealing gasket outer.
4. steam boiler safety head as claimed in claim 1, it is characterised in that：Also include spring, the lower spring end top sets
In the locking cap upper surface, the spring upper end top is located in block.
5. steam boiler safety head as claimed in claim 1, it is characterised in that：There are two parts to constitute for the block, including
Shell and inner cover, the adapter sleeve agree with inner cover inwall lower end, and the outer casing inner wall is provided with positioning bar and buckle, described interior
Cover outer wall is provided with and the cramp being clasped.
6. steam boiler safety head as claimed in claim 5, it is characterised in that：Described matrix side is provided with flange collar, described interior
Lower end outer is horizontal-extending extended surface for cover, and the extended surface is provided with fluting, described also including the bottom for fixing base
Bottom upper end is provided with button block, and the fluting that the button block is extended through on face is fixed on extended surface.
7. steam boiler safety head as claimed in claim 1, it is characterised in that：The locking cap outer wall is provided with the first sealing
Groove, first seal groove is provided with the first sealing ring.
8. steam boiler safety head as claimed in claim 1, it is characterised in that：Described matrix middle part is provided with the second seal groove,
The seal groove is provided with the second sealing ring, and also including quoit, the quoit inwall lower end is provided with and is available for sealing ring to be embedded in
Fluting, the quoit is arranged on the second seal groove upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973028.8U CN206269110U (en) | 2016-08-30 | 2016-08-30 | A kind of steam boiler safety head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973028.8U CN206269110U (en) | 2016-08-30 | 2016-08-30 | A kind of steam boiler safety head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206269110U true CN206269110U (en) | 2017-06-20 |
Family
ID=59035776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620973028.8U Active CN206269110U (en) | 2016-08-30 | 2016-08-30 | A kind of steam boiler safety head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206269110U (en) |
-
2016
- 2016-08-30 CN CN201620973028.8U patent/CN206269110U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206269110U (en) | A kind of steam boiler safety head | |
| CN102889383A (en) | Movable sealing device for quick door opening type pressure container | |
| CN205207745U (en) | Floating ball valve | |
| CN205447039U (en) | That is applied to for petrochemical industry pump takes neck butt welding ring loose flange | |
| CN201972649U (en) | Polish rod screwing pressing sealing device for oil sucking machine | |
| CN204624202U (en) | A kind of emulsion pumps easy to assembly | |
| CN103708095B (en) | A kind of Dustproof emulsion pump mechanism | |
| CN207415787U (en) | A kind of sealing ring mould structure | |
| CN104627510B (en) | Novel buckle type emulsion pump | |
| CN203670881U (en) | Low-torque ball valve | |
| CN204473456U (en) | A kind ofly lock bottle cap and pump chamber emulsion pumps easy to connect | |
| CN106089933A (en) | A kind of closed type bolt of high protection | |
| CN206918490U (en) | The sealing mechanism of joint | |
| CN205837510U (en) | A kind of Packaging Bottle easy to use | |
| CN205908745U (en) | Prevent changeing dust -proof assembly | |
| CN210890349U (en) | Dedicated graphite packing subassembly on valve rod | |
| CN104549827A (en) | Spray pump sealing cup and locking cover matching structure and spray pump | |
| CN214340699U (en) | Formula perfume bottle is inhaled to magnetism | |
| CN204469955U (en) | A kind of novel atomizing pump installation | |
| CN208331433U (en) | A kind of core assembly suitable for proportional pressure-reducing valve | |
| CN104590690B (en) | A kind of lock bottle cap and pump chamber fit structure and emulsion pumps | |
| CN207701748U (en) | A kind of pin dust cover | |
| CN209064670U (en) | It is a kind of with can stopper water cover emulsion pumps | |
| CN207393940U (en) | A kind of high-pressure heater triple-use valve sealing structure | |
| CN210739474U (en) | Plain type air bed tuyere |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |