CN204153244U - Safety valve - Google Patents
Safety valve Download PDFInfo
- Publication number
- CN204153244U CN204153244U CN201420376927.0U CN201420376927U CN204153244U CN 204153244 U CN204153244 U CN 204153244U CN 201420376927 U CN201420376927 U CN 201420376927U CN 204153244 U CN204153244 U CN 204153244U
- Authority
- CN
- China
- Prior art keywords
- disc holder
- valve
- black box
- safety valve
- guide sleeve
- 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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- Valve Housings (AREA)
Abstract
A kind of safety valve, comprise valve body, be provided with valve seat in described valve body, the side of described valve seat is provided with adjusting part, and the top of described valve seat is provided with flap, the upper end of described flap is provided with Disc holder, described Disc holder, and on described Disc holder, cover has black box, and the top of described Disc holder is provided with guide sleeve, the top of described valve body is fixed with valve gap, is provided with spring, the axis of guide in described valve gap, and the top of described valve gap is fixed with bonnet.Its beneficial effect is: ensure that guide sleeve and Disc holder can not be grey and bond due to the charcoal that gets rusty, enters by black box, stainless steel Disc holder, plated film flap.
Description
Technical field
The utility model relates to valve field, particularly a kind of safety valve.
Background technique
In China, boiler attendance code has a regulation, safety valve must be opened once for every 15 days, can back down with manual, air pressure.Its objective is to prevent guide sleeve and Disc holder to be bonded together, security incident occurs.The main cause that wherein guide sleeve and Disc holder bond is got rusty and the entering of dust.
Summary of the invention
The purpose of this utility model is to solve the problem, and devises a kind of safety valve.Specific design scheme is:
A kind of safety valve, comprise valve body, be provided with valve seat in described valve body, the side of described valve seat is provided with adjusting part, and the top of described valve seat is provided with flap, the upper end of described flap is provided with Disc holder, described Disc holder, and on described Disc holder, cover has black box, and the top of described Disc holder is provided with guide sleeve, the top of described valve body is fixed with valve gap, is provided with spring, the axis of guide in described valve gap, and the top of described valve gap is fixed with bonnet.
The column structure that the upper end of Disc holder is, lower end is disk-like structure, and two-part up and down of described Disc holder are by a stainless steel cast molding.
Described flap is coated with rust-preventing film.
Described black box is rubber seal, and the outside of described rubber seal is enclosed with malthoid.
Described Disc holder inserts in described guide sleeve from bottom to top, and described black box is positioned at the middle part of described Disc holder, and described black box embeds in described Disc holder.
Described adjusting part runs through described valve body, and is fixed by nut, and described adjusting part is connected with described bonnet by link.
The described axis of guide inserts in described guide sleeve from top to bottom, and embeds the top of described Disc holder.
The two ends up and down of described spring are all provided with spring seat, and the spring seat being wherein positioned at upper end is fixed on the inside top of described valve gap, and the spring seat being positioned at lower end is fixed on the top of guide sleeve, and the described axis of guide runs through spring, spring seat.
The quantity of described black box is two, lays respectively at the two ends up and down of described Disc holder column structure
By the safety valve that technique scheme of the present utility model obtains, its beneficial effect is:
Ensure that guide sleeve and Disc holder can not be grey and bond due to the charcoal that gets rusty, enters by black box, stainless steel Disc holder, plated film flap.
Accompanying drawing explanation
Fig. 1 is the structural representation of safety valve described in the utility model;
Fig. 2 is the structural representation of Disc holder described in the utility model;
In figure, 1, valve body; 2, valve seat; 3, adjusting part; 4, flap; 5, Disc holder; 6, black box; 7, guide sleeve; 8, valve gap; 9, spring; 10, the axis of guide; 11, bonnet; 12, link; 13, spring seat.
Embodiment
Below in conjunction with accompanying drawing, the utility model is specifically described.
Fig. 1 is the structural representation of safety valve described in the utility model, Fig. 2 is the structural representation of Disc holder described in the utility model, as Fig. 1, shown in Fig. 2, a kind of safety valve, comprise valve body 1, in described valve body 1, valve seat 2 is installed, the side of described valve seat 2 is provided with adjusting part 3, and the top of described valve seat 2 is provided with flap 4, the upper end of described flap 4 is provided with Disc holder 5, described Disc holder 5, on described Disc holder 5, cover has black box 6, and the top of described Disc holder 5 is provided with guide sleeve 7, the top of described valve body 1 is fixed with valve gap 8, in described valve gap 8, spring 9 is installed, the axis of guide 10, the top of described valve gap 8 is fixed with bonnet 11.
The upper end of Disc holder 5 is column structure, and lower end is disk-like structure, and two-part up and down of described Disc holder 5 are by a stainless steel cast molding.
Described flap 4 is coated with rust-preventing film.
Described black box 6 is rubber seal, and the outside of described rubber seal is enclosed with malthoid.
Described Disc holder 5 inserts in described guide sleeve 7 from bottom to top, and described black box 6 is positioned at the middle part of described Disc holder 5, and described black box 6 embeds in described Disc holder 5.
Described adjusting part 3 runs through described valve body 1, and is fixed by nut, and described adjusting part 3 is connected with described bonnet 11 by link 12.
The described axis of guide 10 inserts in described guide sleeve 7 from top to bottom, and embeds the top of described Disc holder 5.
The two ends up and down of described spring 9 are all provided with spring seat 13, and the spring seat 13 being wherein positioned at upper end is fixed on the inside top of described valve gap 8, and the spring seat 13 being positioned at lower end is fixed on the top of guide sleeve 7, and the described axis of guide 10 runs through spring 9, spring seat 13.
The quantity of described black box 6 is two, lays respectively at the two ends up and down of described Disc holder 5 column structure
Flap 4, Disc holder 5 all adopt antirust means to process, and prevent from getting rusty.Described Disc holder 5 is equipped with black box 6, and described black box 6 embeds in Disc holder 5, not only can not increase the gap between Disc holder 5 and guide sleeve 7, can reach the object preventing charcoal ash from entering simultaneously.
Technique scheme only embodies the optimal technical scheme of technical solutions of the utility model; those skilled in the art all embody principle of the present utility model to some variations that wherein some part may be made, and belong within protection domain of the present utility model.
Claims (8)
1. a safety valve, comprise valve body (1), it is characterized in that, valve seat (2) is installed in described valve body (1), the side of described valve seat (2) is provided with adjusting part (3), and the top of described valve seat (2) is provided with flap (4), the upper end of described flap (4) is provided with Disc holder (5), the upper cover of described Disc holder (5) has black box (6), and the top of described Disc holder (5) is provided with guide sleeve (7), the top of described valve body (1) is fixed with valve gap (8), spring (9) is installed in described valve gap (8), the axis of guide (10), the top of described valve gap (8) is fixed with bonnet (11), described adjusting part (3) runs through described valve body (1), and be fixed by nut, and described adjusting part (3) is connected with described bonnet (11) by link (12).
2. according to the safety valve described in claim 1, it is characterized in that, the upper end of Disc holder (5) is column structure, and lower end is disk-like structure, and two-part up and down of described Disc holder (5) are by a stainless steel cast molding.
3. according to the safety valve described in claim 1, it is characterized in that, (4) are coated with rust-preventing film to described flap.
4. according to the safety valve described in claim 1, it is characterized in that, described black box (6) is rubber seal, and the outside of described rubber seal is enclosed with malthoid.
5. according to the safety valve described in claim 1, it is characterized in that, described Disc holder (5) inserts in described guide sleeve (7) from bottom to top, described black box (6) is positioned at the middle part of described Disc holder (5), and described black box (6) embeds in described Disc holder (5).
6. according to the safety valve described in claim 1, it is characterized in that, the described axis of guide (10) inserts in described guide sleeve (7) from top to bottom, and embeds the top of described Disc holder (5).
7. according to the safety valve described in claim 1, it is characterized in that, the two ends up and down of described spring (9) are all provided with spring seat (13), the spring seat (13) being wherein positioned at upper end is fixed on the inside top of described valve gap (8), the spring seat (13) being positioned at lower end is fixed on the top of guide sleeve (7), and the described axis of guide (10) runs through spring (9), spring seat (13).
8. according to the safety valve described in claim 2, it is characterized in that, the quantity of described black box (6) is two, lays respectively at the two ends up and down of described Disc holder (5) column structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376927.0U CN204153244U (en) | 2014-07-03 | 2014-07-03 | Safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376927.0U CN204153244U (en) | 2014-07-03 | 2014-07-03 | Safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204153244U true CN204153244U (en) | 2015-02-11 |
Family
ID=52511360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420376927.0U Expired - Fee Related CN204153244U (en) | 2014-07-03 | 2014-07-03 | Safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204153244U (en) |
-
2014
- 2014-07-03 CN CN201420376927.0U patent/CN204153244U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20180703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |