CN201595670U - Valve body structure of novel pressure cooker pressure-limiting valve - Google Patents
Valve body structure of novel pressure cooker pressure-limiting valve Download PDFInfo
- Publication number
- CN201595670U CN201595670U CN200920296202XU CN200920296202U CN201595670U CN 201595670 U CN201595670 U CN 201595670U CN 200920296202X U CN200920296202X U CN 200920296202XU CN 200920296202 U CN200920296202 U CN 200920296202U CN 201595670 U CN201595670 U CN 201595670U
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- China
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- valve
- bonnet
- protective cover
- body structure
- ladle body
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Abstract
The utility model discloses a valve body structure of a novel pressure cooker pressure-limiting valve, comprising a barrel-shaped valve hood and a stainless steel valve needle fixedly arranged on the valve hood; the design key points are that: the valve body structure further comprises a barrel-shaped plastic shell, an exhaust passage is arranged at the bottom end of the barrel of the plastic shell, the valve hood is tightly sheathed in the plastic shell, the valve hood comprises an iron barrel body and a stainless steel barrel bottom clamped at the tail end of the barrel body, the top end of the barrel body of the valve hood is extended out of the plastic shell, and metal protective edges are coated on the outer surface that the barrel body extends out of the plastic shell and the inner surface of the barrel body. The valve body structure of the novel pressure cooker pressure-limiting valve solves the problem that the valve body structure of the novel pressure cooker pressure-limiting valve is hard to rust and has low cost.
Description
[technical field]
The utility model relates to a kind of valve body structure of limiting valve of pressure cooker.
[background technology]
The Weight type pressure limiting valve of existing pressure cooker all adopts brass or stainless steel to process, processing difficulties, and cost is very high, is not easy to promoting the use of of pressure cooker.The utility model is made under such background.
[utility model content]
Problem to be solved in the utility model provides and a kind ofly is difficult for getting rusty and the valve body structure of the limiting valve of pressure cooker that cost is low.
In order to solve the problem of above-mentioned existence, the utility model has adopted following technical proposal:
The valve body structure of novel pressure cooker pressure limiting valve, the bonnet and the stainless steel needle that is packed on the bonnet that comprise tubbiness, it is characterized in that also comprising the plastic casing of tubbiness, the bucket bottom of plastic casing has the exhaust passage, described bonnet tightly is enclosed within the plastic casing, bonnet comprises ladle body made of iron and is connected at the bottom of the stainless steel cask of ladle body tail end that the ladle body top of bonnet is stretched out outside the plastic casing, and outer surface and ladle body inner surface that ladle body stretches out plastic casing all are coated with the metal protection bound edge;
The valve body structure of novel pressure cooker pressure limiting valve as mentioned above, it is characterized in that described metal protection bound edge be close to bonnet the ladle body inner surface the stainless steel guard ring and tightly be enclosed within the stainless steel protective cover on ladle body top, the protective cover center has through hole, the lid edge of protective cover is inserted in the described plastic casing, is provided with the screens structure between protective cover and the plastic casing;
The valve body structure of novel pressure cooker pressure limiting valve as mentioned above, the bucket top that it is characterized in that described plastic casing is provided with the adapter sleeve of internal diameter greater than the ladle body external diameter of described bonnet, the lid edge energy sleeve of described protective cover is in adapter sleeve, described screens structure comprise be positioned at protruding in the protective cover appearance buckle and be positioned at the draw-in groove of adapter sleeve inner surface, described buckle can snap in the described draw-in groove along bonnet center position cunning;
The valve body structure of novel pressure cooker pressure limiting valve as mentioned above is characterized in that described guard ring one end abuts at the bottom of the described stainless steel cask inwall and is connected as a single entity with at the bottom of the bucket, and it is inboard and be connected as a single entity with protective cover that the guard ring other end abuts in protective cover;
The valve body structure of novel pressure cooker pressure limiting valve is characterized in that the through hole internal diameter at described protective cover center is not less than the ladle body internal diameter of described bonnet as mentioned above;
The valve body structure of novel pressure cooker pressure limiting valve is characterized in that described card is that the stainless steel protective cover directly is stamped to form as mentioned above;
The valve body structure of novel pressure cooker pressure limiting valve is characterized in that the ladle body tail end center of described bonnet is provided with counterbore as mentioned above, is installed at the bottom of the stainless steel cask of bonnet in the above-mentioned counterbore;
The valve body structure of novel pressure cooker pressure limiting valve is characterized in that described needle is arranged on center, the end in barrel diapire as mentioned above, and bucket has the steam vent that communicates with the exhaust passage of plastic casing bucket bottom at the end;
The valve body structure of novel pressure cooker pressure limiting valve is characterized in that described ladle body outer surface is provided with antirust zinc coat as mentioned above.
Compare with an existing technology, the beneficial effects of the utility model are:
1, bonnet comprises ladle body made of iron and is connected at the bottom of the stainless steel cask of ladle body tail end, outer surface and ladle body inner surface that ladle body stretches out plastic casing all are coated with the metal protection bound edge, the metal protection bound edge is the stainless steel protective cover of being close to the stainless steel guard ring of ladle body inner surface and tightly being enclosed within the ladle body top, guard ring one end abuts in inwall at the bottom of the stainless steel cask, the guard ring other end abuts in the protective cover inboard, owing to be provided with the stainless steel bound edge at the inner surface of bonnet and the ladle body top end surface of bonnet, can prevent to get rusty, increase the service life of pressure limiting valve by the position of a large amount of steam, reduce its turnover rate.
2, owing to the ladle body of bonnet is made by common ferrous metal material, thereby substitute brass or these pressure limiting valve common used materials of stainless steel of high price, greatly reduce the manufacturing cost of pressure limiting valve.
3, through the bonnet ladle body of the antirust processing of surperficial environmental protection zinc coating, be not easy to get rusty, and cost is very low handling ease.
4, with the antirust processing of iron plating, run into easily and get rusty after collision causes coating impaired, the present invention has adopted stainless steel material to do edge protection, at the antirust anticollision damage effect that has concurrently simultaneously, helps increasing the service life of pressure limiting valve.
5, the stainless steel bound edge has adopted and has stamped out button bit, the tight plastic casing of snap close, and it is easier to install.
[description of drawings]
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 cuts open structural representation for the utility model master;
Fig. 2 is an A place enlarged drawing among Fig. 1.
[specific embodiment]
Shown in Fig. 1-2, the valve body structure of novel pressure cooker pressure limiting valve, comprise tubbiness bonnet 1, be packed in the stainless steel needle 2 on the bonnet 1 and the plastic casing 3 of tubbiness, the bucket bottom of plastic casing 3 has exhaust passage 31, bonnet 1 tightly is enclosed within the plastic casing 3, at the bottom of bonnet 1 comprises ladle body made of iron 11 and is connected to the stainless steel cask of ladle body 11 tail ends 12, stretch out outside the plastic casing 3 on ladle body 11 tops of bonnet 1, and outer surface and ladle body 11 inner surfaces that ladle body 11 stretches out plastic casing 3 all are coated with metal protection bound edge 4.
Metal protection bound edge 4 can adopt copper, aluminium or stainless steel to wait and make, in the preferred embodiment for the present invention, metal protection bound edge 4 is for the stainless steel guard ring 41 of ladle body 11 inner surfaces that are close to bonnet 1 and tightly be enclosed within the stainless steel protective cover 42 on ladle body 11 tops, guard ring 41 1 ends abut at the bottom of the stainless steel cask 12 inwalls and with 12 be connected as a single entity at the bottom of the bucket, it is inboard and be connected as a single entity with protective cover 42 that guard ring 41 other ends abut in protective cover 42.Protective cover 42 centers have through hole 421, and through hole 421 internal diameters at protective cover 42 centers are not less than ladle body 11 internal diameters of bonnet 1.The lid edge of protective cover 42 can be inserted in the plastic casing 3, is provided with screens structure 5 between protective cover 42 and the plastic casing 3.
Lid edge and plastic casing 3 clampings for ease of protective cover 42, the bucket top of plastic casing 3 is provided with the adapter sleeve 32 of internal diameter greater than ladle body 11 external diameters of bonnet 1, the lid edge energy sleeve of protective cover 42 is in adapter sleeve 32, screens structure 5 comprise be positioned at protruding in protective cover 42 appearances buckle 51 and be positioned at the draw-in groove 52 of adapter sleeve 32 inner surfaces, buckle 51 can snap in the draw-in groove 52 along bonnet 1 center position cunning.
The ladle body 11 tail end centers of bonnet 1 are provided with counterbore 111, and 12 are installed in the above-mentioned counterbore 111 at the bottom of the stainless steel cask of bonnet 1.Center, the end in 12 walls at the bottom of needle 2 is arranged on barrel, bucket has the steam vent 121 that communicates with the exhaust passage 31 of 3 barrels of bottoms of plastic casing at the end 12.Ladle body 11 can also carry out antirust plating in advance before clad metal protects bound edge 4, thereby generated the antirust coat (not shown) at ladle body 11 outer surfaces.
Claims (9)
1. the valve body structure of novel pressure cooker pressure limiting valve, comprise the bonnet (1) of tubbiness and be packed in stainless steel needle (2) on the bonnet (1), it is characterized in that also comprising the plastic casing (3) of tubbiness, the bucket bottom of plastic casing (3) has exhaust passage (31), described bonnet (1) tightly is enclosed within the plastic casing (3), at the bottom of bonnet (1) comprises ladle body made of iron (11) and is connected to the stainless steel cask of ladle body (11) tail end (12), stretch out outside the plastic casing (3) on ladle body (11) top of bonnet (1), and outer surface and ladle body (11) inner surface that ladle body (11) stretches out plastic casing (3) all are coated with metal protection bound edge (4).
2. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 1, it is characterized in that described metal protection bound edge (4) is for the stainless steel guard ring (41) of ladle body (11) inner surface that is close to bonnet (1) with tightly be enclosed within the stainless steel protective cover (42) on ladle body (11) top, protective cover (42) center has through hole (421), the lid edge of protective cover (42) is inserted in the described plastic casing (3), is provided with screens structure (5) between protective cover (42) and the plastic casing (3).
3. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 2, the bucket top that it is characterized in that described plastic casing (3) is provided with the adapter sleeve (32) of internal diameter greater than ladle body (11) external diameter of described bonnet (1), the lid edge energy sleeve of described protective cover (42) is in adapter sleeve (32), described screens structure (5) comprise be positioned at protruding in protective cover (42) appearance buckle (51) and be positioned at the draw-in groove (52) of adapter sleeve (32) inner surface, described buckle (51) can snap in the described draw-in groove (52) along bonnet (1) center position cunning.
4. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 2, it is characterized in that described guard ring (41) one ends abut at the bottom of the described stainless steel cask (12) inwall and are connected as a single entity with (12) at the bottom of the bucket, it is inboard and be connected as a single entity with protective cover (42) that guard ring (41) other end abuts in protective cover (42).
5. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 2, it is characterized in that through hole (421) internal diameter at described protective cover (42) center is not less than ladle body (11) internal diameter of described bonnet (1).
6. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 2, it is characterized in that described buckle (51) directly is stamped to form for stainless steel protective cover (42).
7. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 1, it is characterized in that ladle body (11) the tail end center of described bonnet (1) is provided with counterbore (111), (12) are installed in the above-mentioned counterbore (111) at the bottom of the stainless steel cask of bonnet (1).
8. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 1, it is characterized in that described needle (2) be arranged on barrel at the bottom of center, the end in (12) wall, have the steam vent (121) that communicates with the exhaust passage (31) of plastic casing (3) barrel bottom on the bucket end (12).
9. according to the valve body structure of the described novel pressure cooker pressure limiting valve of claim 1, it is characterized in that described ladle body (11) outer surface is provided with antirust zinc coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920296202XU CN201595670U (en) | 2009-12-30 | 2009-12-30 | Valve body structure of novel pressure cooker pressure-limiting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920296202XU CN201595670U (en) | 2009-12-30 | 2009-12-30 | Valve body structure of novel pressure cooker pressure-limiting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201595670U true CN201595670U (en) | 2010-10-06 |
Family
ID=42806709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920296202XU Expired - Fee Related CN201595670U (en) | 2009-12-30 | 2009-12-30 | Valve body structure of novel pressure cooker pressure-limiting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201595670U (en) |
-
2009
- 2009-12-30 CN CN200920296202XU patent/CN201595670U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20121230 |