CN204533591U - The stainless steel valve seat of integrally casting on modulating valve valve body - Google Patents
The stainless steel valve seat of integrally casting on modulating valve valve body Download PDFInfo
- Publication number
- CN204533591U CN204533591U CN201520217507.2U CN201520217507U CN204533591U CN 204533591 U CN204533591 U CN 204533591U CN 201520217507 U CN201520217507 U CN 201520217507U CN 204533591 U CN204533591 U CN 204533591U
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- valve seat
- valve
- stainless steel
- valve body
- modulating
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- 238000005266 casting Methods 0.000 title claims abstract description 26
- 239000010935 stainless steel Substances 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003110 molding sand Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model discloses the stainless steel valve seat of integrally casting on a kind of modulating valve valve body, it relates to a kind of modulating valve stainless steel valve seat, for the valve seat of modulating valve sealing.It comprises pre-buried valve seat body and groove, and the outer surface of pre-buried valve seat body is provided with multiple tracks groove, and described groove is dovetail groove.The degree of depth of described groove is 0.7mm, and width is 0.8mm.Described stainless steel valve seat and valve body are integral type casting structure.The utility model be used for the valve body of unlike material and stainless steel valve seat integrally casting shaping, finished product rate is high, valve seat periphery No leakage, safe and reliable, corrosion-resistant, lightweight, and reduce process time, cost is low.
Description
Technical field
The utility model relates to a kind of modulating valve stainless steel valve seat, for the valve seat of modulating valve sealing, be specifically related to the stainless steel valve seat of integrally casting on a kind of modulating valve valve body.
Background technique
In current each valve manufacture enterprise practical application, the fixation method of valve seat on valve body roughly has following several form:
1, be threaded: with valve seat and the valve body of being threaded, add sealer or the sealing of soft metal pad if desired, while also having, adopt annular welds to fetch sealing.
2, annular solder connects: ring-shaped valve seats is welded on valve body, plays effect that is fixing and that prevent valve seat periphery from revealing.
3, Flange joint: use bolt fixed valve base, with elastomeric material pads or fiber gasket seal between valve seat and valve body.
4, in the direct built-up welding in valve seat orifice position of valve body: on valve seat orifice step, heap is soldered to certain altitude, more machining.
5, separated type valve body, forces together valve seat with valve miscellaneous part, therebetween with spirotallic gasket or seal with flat gasket.
6, the mode of interference fit is adopted to connect: valve seat is connected by interference fit with valve body, is directly pressed onto in the valve seat orifice of valve body by valve seat by external force.
In said method, to be threaded to example, as shown in Figure 1, valve seat 5 and valve body 6 with being threaded, add man-hour outside screw thread smear sealer, be tightened on valve body with special tool, and then carry out machining, to reach drawing requirement.
The shortcoming existed in above-mentioned case:
1, in actual applications, uneven owing to manually smearing sealer, likely cause valve seat and valve body clearance leakage, leak once produce, will waste product be caused.
2, add and at the seating position machining internal thread of valve body and the end face for sealing, process time must be extended, be unfavorable for the raising of work efficiency man-hour.
3, internal thread machining completes also needs manually with special tool, valve seat to be tightened on valve body, equally also can increase the work pieces process time.
4, in the middle of practical application, on-the-spot at valve working, there is the thread looseness because the reasons such as pressure, temperature or vibrations cause, thus cause the situation that valve seat periphery leaks.
Model utility content
For the deficiency that prior art exists, the utility model object is the stainless steel valve seat being to provide integrally casting on a kind of modulating valve valve body, first solves between valve seat and valve body because of leakage that artificial origin and operating mode reason cause; Next solves long processing time, the situation that manufacturing efficiency is low, saves the part course of working that current techniques is necessary, such as turning valve body internal thread, smear sealer, the processes such as valve seat tightened by special tool, thus to increase work efficiency.
To achieve these goals, the utility model realizes by the following technical solutions: the stainless steel valve seat of integrally casting on modulating valve valve body, comprise pre-buried valve seat body and groove, the outer surface of pre-buried valve seat body is provided with multiple tracks groove, and described groove is dovetail groove.
The degree of depth of described groove is 0.7mm, and width is 0.8mm.
Described stainless steel valve seat and valve body are integral type casting structure.
The utility model uses iron die sand casting process, in advance the valve seat embedded part processed by drawing, is placed in the mould of casting sand core, then carries out penetrating sand making core, makes core become to be integrated with pre-buried valve seat, and then carries out valve body casting according to casting requirement.
The beneficial effects of the utility model: for the valve body of unlike material and stainless steel valve seat integrally casting shaping, finished product rate is high, valve seat periphery No leakage, safe and reliable, corrosion-resistant, lightweight, and reduce process time, cost is low.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the structural representation of prior art;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is pre-buried valve seat schematic diagram before casting of the present utility model;
Fig. 4 is casting finished products valve seat construction of the present utility model and position view.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
With reference to Fig. 2-4, this embodiment by the following technical solutions: the stainless steel valve seat of integrally casting on modulating valve valve body, comprises pre-buried valve seat body 1 and groove 2, and the outer surface of pre-buried valve seat body 1 is provided with multiple tracks groove 2, and described groove 2 is dovetail groove.
The degree of depth of described groove 2 is 0.7mm, and width is 0.8mm.
Described stainless steel valve seat and valve body 6 are integral type casting structure.
This embodiment embody rule step: 1, the pre-buried valve seat body (embedded part) of this embodiment, require that all positions be combined with molten iron of embedded part outer surface are all with the mode machining removing material, embedded part outer surface must not have any oxide layer, simultaneously in order to strengthen the combination of valve body material and seat material, embedded part outer surface process dark 0.7MM wide 0.8 dovetail groove several, the effect of groove be casting molten iron rear valve base outer surface can rapidly and molten iron fuse and be integrated, as shown in Figure 2;
2, the valve seat installation of embedded parts cleared up in corresponding mould (sand mold patrix 3, core 4, sand mold counterdie 7), then matched moulds, follow procedure penetrates sand molding;
3, die sinking, hand inspection core and remove valve seat embedded part outer surface attachment molding sand;
4, satisfactory core is put into sand mold, matched moulds, casting molten iron;
5, pouring molten iron tapping temperature controls to about 1550 °, and temperature controls must be accurately;
6, foundry goods Temperature fall, unpacks and takes out foundry goods;
7, casting surface molding sand is cleared up;
8, upper frock processes valve seat by drawing on lathe.
Prove through practical application, the present embodiment can by casting, once solve the fixing and peripheral sealing of valve seat on valve body, thoroughly solve the leakage situation that valve seat produces because of personal factor and operating mode reason, simultaneously, (such as weld due to the necessary procedure of other means of fixation can be saved in following process process, heat treatment, smear sealer, secondary clamping etc.), greatly shorten workpiece process time, to conservation of power, save artificial, reduce product cost and serve objective effect.Prove through practical operation, same model product significantly improves single-piece efficiency than existing mode machining period shortening about 1/4th actual process time.
Embodiment 1: for DN100 modulating valve valve body, former method valve body, valve seat comprehensive process time single-piece need 60 minutes, and new pre-buried mode valve body and valve seat comprehensive process time single-piece only needs 45 minutes, only on process time, save man-hour on the one hand, decrease power consumption on the one hand; In addition, the valve seat blank weight be threaded needs 0.4 kilogram/part, and after changing technique, new method uses valve seat blank weight to be reduced to 0.3 kilogram/part, and single-piece saves material 0.1 kilogram.
In sum, the utility model was both improve quality of product, valve seat and valve body is avoided to fix the leakage caused by external cause, additionally reduce process time, reduce procedure, portion of material expense can also be saved simultaneously, main points of the present utility model are that valve body and valve seat belong to unlike material, its combination is used for casting once integrally, saves middle course of working, ensures quality of product simultaneously.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the stainless steel valve seat of integrally casting on modulating valve valve body, it is characterized in that, comprise pre-buried valve seat body and groove, the outer surface of pre-buried valve seat body is provided with multiple tracks groove, and described groove is dovetail groove.
2. the stainless steel valve seat of integrally casting on modulating valve valve body according to claim 1, it is characterized in that, the degree of depth of described groove is 0.7mm, and width is 0.8mm.
3. the stainless steel valve seat of integrally casting on modulating valve valve body according to claim 1, it is characterized in that, described stainless steel valve seat and valve body are integral type casting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217507.2U CN204533591U (en) | 2015-04-03 | 2015-04-03 | The stainless steel valve seat of integrally casting on modulating valve valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217507.2U CN204533591U (en) | 2015-04-03 | 2015-04-03 | The stainless steel valve seat of integrally casting on modulating valve valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533591U true CN204533591U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520217507.2U Active CN204533591U (en) | 2015-04-03 | 2015-04-03 | The stainless steel valve seat of integrally casting on modulating valve valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533591U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019067214A1 (en) * | 2017-09-29 | 2019-04-04 | Fisher Controls International Llc | Bi-metal valve body casting and method of making same |
| EP3552733A1 (en) * | 2018-04-12 | 2019-10-16 | Cla-Val Company | Valve with integral insert-cast seat and related method |
-
2015
- 2015-04-03 CN CN201520217507.2U patent/CN204533591U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019067214A1 (en) * | 2017-09-29 | 2019-04-04 | Fisher Controls International Llc | Bi-metal valve body casting and method of making same |
| CN109578649A (en) * | 2017-09-29 | 2019-04-05 | 费希尔控制产品国际有限公司 | The casting of bimetallic valve body and its manufacturing method |
| US11090713B2 (en) | 2017-09-29 | 2021-08-17 | Fisher Controls International Llc | Bi-metal valve body casting and method of making same |
| CN109578649B (en) * | 2017-09-29 | 2023-10-24 | 费希尔控制产品国际有限公司 | Bimetallic valve body casting and manufacturing method thereof |
| US11938533B2 (en) | 2017-09-29 | 2024-03-26 | Fisher Controls International Llc | Bi-metal valve body casting and method of making same |
| EP3552733A1 (en) * | 2018-04-12 | 2019-10-16 | Cla-Val Company | Valve with integral insert-cast seat and related method |
| CN110375078A (en) * | 2018-04-12 | 2019-10-25 | Cla-Val公司 | The method of supply equipment valve gear and molded valve body |
| US10774939B2 (en) | 2018-04-12 | 2020-09-15 | Cla-Val Co. | Valve with integral insert-cast seat and related method |
| CN110375078B (en) * | 2018-04-12 | 2022-02-22 | Cla-Val公司 | Valve device for water supply equipment and method for moulding valve body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 271600 west of Pan Tai Street, Feicheng high tech Zone, Shandong Patentee after: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY CO.,LTD. Address before: 271600 west of Pan Tai Street, Feicheng high tech Zone, Shandong Patentee before: SHANDONG YARUI REGULATING VALVE CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integrative as cast stainless steel disk seat on governing valve valve body Effective date of registration: 20200603 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980002732 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210526 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980002732 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integral cast stainless steel valve seat on regulating valve body Effective date of registration: 20210914 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021980009277 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220906 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY CO.,LTD. Registration number: Y2021980009277 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integral cast stainless steel seat on the regulating valve body Effective date of registration: 20220916 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY CO.,LTD. Registration number: Y2022980015375 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230912 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY CO.,LTD. Registration number: Y2022980015375 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Stainless steel valve seat integrally cast on the regulating valve body Effective date of registration: 20230921 Granted publication date: 20150805 Pledgee: Taian Bank Co.,Ltd. Feicheng Branch Pledgor: SHANDONG YARUI ZHICHENG AUTOMATION TECHNOLOGY CO.,LTD. Registration number: Y2023980057849 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |