CN205423857U - Heat preservation butterfly valve - Google Patents
Heat preservation butterfly valve Download PDFInfo
- Publication number
- CN205423857U CN205423857U CN201520967598.1U CN201520967598U CN205423857U CN 205423857 U CN205423857 U CN 205423857U CN 201520967598 U CN201520967598 U CN 201520967598U CN 205423857 U CN205423857 U CN 205423857U
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- Prior art keywords
- sealing ring
- valve
- insulation cladding
- insulation
- valve body
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Abstract
The utility model discloses a heat preservation butterfly valve, heat preservation butterfly valve includes: valve body, valve stem frame and valve rod, fixed mounting has valve stem frame on the valve body, be equipped with the valve rod in the valve stem frame, its characterized in that, the entry of valve body is equipped with a sealing ring, b sealing ring respectively with the outside in exit, be equipped with the sealing ring outside the valve stem frame top, the outside of valve body is equipped with the heat preservation shell, even there is porcelain ring between a sealing ring, b sealing ring and the heat preservation shell, evacuation between heat preservation shell and the valve body. The utility model discloses a technique aim at provide heats preservation effectual, the heat preservation butterfly valve that the vacuum package was reviewed the structure, was had temperature alarm, was had the temperature monitoring system has, this kind of heat preservation butterfly valve passes through vacuum insulation, the heat preservation effect is very good, this kind of heat preservation butterfly valve is through being equipped with temperature sensor the heat preservation intracavity for the pumped (conveying) medium also can not accurate temperature measurement with the temperature sensor contact.
Description
Technical field
This utility model relates to valve field, particularly a kind of insulation butterfly valve.
Background technology
Butterfly valve is again flap valve, it it is the regulation valve of a kind of simple in construction, the butterfly valve of the on-off control that can be used for low pressure pipeline medium refers to that closure member (flap or butterfly plate) is disk, rotate a kind of valve reaching to open and close around valve shaft, valve can be used for controlling the flowing of all kinds fluids such as sky gas and water, steam, various Korrosionsmedium, mud, oil product, liquid metal and radiating medium.Pipeline acts primarily as cut-out and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, and in valve body, the axis around himself rotates, thus reaches to open and close or the purpose of regulation.
When butterfly valve is when carrying high-temperature medium, and insulation butterfly valve can play extraordinary insulation effect, keeps the temperature of pumped (conveying) medium.The insulation of butterfly valve is incubated by adding heat-insulation layer mostly in the market, and the heat-insulation layer of interpolation is easily corroded and aging, and is very easy to aging.
Utility model content
The deficiency existed for above-mentioned insulation butterfly valve, technical purpose of the present utility model is to provide a kind of high insulating effect, has vacuum insulation structure, has temperature alarm, has the insulation butterfly valve of temperature monitoring system, this insulation butterfly valve passes through vacuum heat-preserving, heat insulation effect is the best, this insulation butterfly valve is by being provided with temperature sensor in incubation cavity so that pumped (conveying) medium does not contact with temperature sensor also can accurate thermometric.
This utility model is achieved through the following technical solutions:
A kind of insulation butterfly valve, described insulation butterfly valve includes: valve body, valve rod frame and valve rod, valve rod frame it is installed with on described valve body, it is provided with valve rod in described valve rod frame, the entrance of described valve body and the outside in exit are respectively equipped with a sealing ring, b sealing ring, and described valve rod top of the trellis is externally provided with sealing ring, and the outside of described valve body is provided with insulation cladding, described a sealing ring, between b sealing ring and insulation cladding, it is connected with porcelain ring, evacuation between described insulation cladding and valve body.
In technique scheme, it is provided with porcelain ring, valve rod frame, valve body, insulation cladding by the outside of valve, form an incubation cavity, by evacuation in incubation cavity, strengthen heat insulation effect, compared to traditional heat preserving mode, this heat preserving mode better heat preservation, and more resistant to corrosion, by being provided with porcelain ring between sealing ring and insulation cladding, porcelain ring has good heat-blocking action so that butterfly valve is more incubated.
Further, described a sealing ring, b sealing ring are annular, described a sealing ring, b sealing ring are respectively welded on valve body and valve rod frame, described a sealing ring, b sealing ring are provided with seal groove, described seal groove for rectangle, described a sealing ring, the sealing surface of b sealing ring are provided with screw, and described screw is evenly arranged.
Further, described insulation cladding is divided into a insulation cladding and b insulation cladding, described a insulation cladding is arranged on the top of valve body, described b insulation cladding is arranged on the bottom of valve body, the abutted surface of described a insulation cladding and b insulation cladding is horizontal plane, the end face of described a insulation cladding and b insulation cladding is provided with screw, described screw is evenly arranged, described a insulation cladding and b insulation cladding are bolted, the material of described insulation cladding is metal material, described a insulation cladding is provided with exhaust tube, described trachea is provided with valve, by insulation cladding is set to two parts, insulation cladding can more preferably be installed, the material of insulation cladding is set to metal, make insulation cladding relatively soundness.
Further, described porcelain ring be shaped as annular, described porcelain ring is provided with inside and outside two circle circular holes, described porcelain ring is linked together with sealing ring and insulation cladding by screw, described porcelain ring respectively and is provided with sealing ring between a sealing ring, b sealing ring, a insulation cladding, b insulation cladding, the material of described porcelain ring is carbon fibre reinforced silicon carbide.
Further, the material of described sealing ring is fluorubber, and the area of section of described fluorubber accounts for the 3/4 of seal groove area.
Further, it is provided with pressure transducer and temperature sensor in the incubation cavity of described porcelain ring, valve rod frame, valve body, insulation cladding composition, described pressure transducer is located on the inwall of insulation cladding, described temperature sensor is located on the outer wall of valve body, described pressure transducer, temperature sensor are connected with MCU, and described MCU is connected with display, alarm.
nullFurther，Described pressure transducer measures the atmospheric pressure value in incubation cavity，Atmospheric pressure value signal in the incubation cavity that described pressure transducer will record passes to MCU，Described temperature sensor records the temperature of valve outer wall，The temperature signal recorded is passed to MCU by described temperature sensor，When by trachea to incubation cavity evacuation，The air pressure signal P1 recorded in incubation cavity is passed to MCU by described pressure transducer in real time，After described MCU receives air pressure signal P1，Described MCU sends pressure value signal to display，Described display shows force value in real time，Vacuum pressure value P it is preset with in described MCU，P1 and P is contrasted by described MCU，As P1=P，Described MCU sends, to display, the signal that evacuation completes，After described display receives the display signal that evacuation completes，The information that described display display evacuation completes，As pressure P1≤Pmin or P1 >=Pmax in pressure transducer records incubation cavity，Described MCU sends, to display, the signal that pressure is too small or pressure is excessive，Described display shows the information that pressure is too small or pressure is excessive，The most described MCU sends alarm signal to alarm，Described alarm sends alarm after receiving alarm signal.
The temperature signal T1 recorded is sent to MCU by described temperature sensor, normal working temperature minima Tmin and maximum of T max it is preset with in described MCU, after described MCU receives temperature signal T1, if during T1 >=Tmax or T1≤Tmin, described MCU sends temperature abnormal display signal and the real time temperature signal recorded to display, to alarm signal an alert, after described display receives temperature abnormal display signal and real time temperature signal, described display displays temperature abnormal display information and real time temperature information, after described alarm receives alarm signal, described alarm sends in alarm.
The beneficial effects of the utility model are:
1, by being provided with porcelain ring, valve rod frame, valve body, insulation cladding in the outside of valve, form an incubation cavity, then by evacuation in incubation cavity, form vacuum insulation structure, compared to traditional heat preserving mode, this heat preserving mode better heat preservation, and more resistant to corrosion；
2, by being provided with trachea on insulation cladding, convenient to incubation cavity evacuation, the pressure transducer being provided with, MCU, display and alarm, can facilitate the vacuum-degree monitoring in incubation cavity, it is ensured that the reliability of insulation；
3, be provided with temperature sensor by valve outer wall in incubation cavity so that more preferable, without being provided with probe contact with medium to the temperature monitoring effect of medium in pipe so that temperature sensor more robust, while also make to decrease source of leakage.
Accompanying drawing explanation
Fig. 1 is the structural representation of utility model.
Labelling in figure: 1 be valve body, 2 be valve rod frame, 3 be valve rod, 4 for insulation cladding, 4-1 be a insulation cladding, 4-2 be b insulation cladding, 5-1 be that a sealing ring, 5-2 are b sealing ring, 6 are porcelain ring.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in detail.
nullA kind of insulation butterfly valve as shown in Figure 1，Described insulation butterfly valve includes: valve body 1、Valve rod frame 2、Valve rod 3、Insulation cladding 4、A insulation cladding 4-1、B insulation cladding 4-2、A sealing ring 5-1、B sealing ring 5-2、Porcelain ring 6，Described insulation butterfly valve includes: valve body 1、Valve rod frame 2 and valve rod 3，It is installed with valve rod frame 2 on described valve body 1，It is provided with valve rod 3 in described valve rod frame 2，The described entrance of valve body 1 and the outside in exit are respectively equipped with a sealing ring 5-1、B sealing ring 5-2，Described valve rod frame 2 top is externally provided with sealing ring 5-2，The outside of described valve body 1 is provided with insulation cladding 4，Described a sealing ring 5-1、It is connected with porcelain ring 6 between b sealing ring 5-2 and insulation cladding 4，Evacuation between described insulation cladding 4 and valve body 1，The material of valve body 1 and valve rod frame 2 is with regard to metal material，Preferably rustless steel.
Described a sealing ring 5-1, b sealing ring 5-2 is annular, described a sealing ring 5-1, b sealing ring 5-2 is respectively welded on valve body 1 and valve rod frame 2, described a sealing ring 5-1, b sealing ring 5-2 is provided with seal groove, described seal groove for rectangle, the sealing surface of described a sealing ring 5-1, b sealing ring 5-2 is provided with screw, and described screw is evenly arranged, and the material of a sealing ring 5-1, b sealing ring 5-2 is rustless steel, avoid getting rusty, keep the sealing that incubation cavity is good.
Described insulation cladding 4 is divided into a insulation cladding 4-1 and b insulation cladding 4-2, described a insulation cladding 4-1 is arranged on the top of valve body 1, described b insulation cladding 4-2 is arranged on the bottom of valve body 1, the abutted surface of described a insulation cladding 4-1 and b insulation cladding 4-2 is horizontal plane, the end face of described a insulation cladding 4-1 and b insulation cladding 4-2 is provided with screw, described screw is evenly arranged, described a insulation cladding 4-1 and b insulation cladding 4-2 is bolted, the material of described insulation cladding 4 is set to 20Cr13 material, there is certain hardness, also there is certain anti-corrosion ability, make insulation cladding 4 more robust, described a insulation cladding 4-1 is provided with exhaust tube, described trachea is provided with valve.
Described porcelain ring 6 be shaped as annular, described porcelain ring 6 is provided with inside and outside two circle circular holes, described porcelain ring 6 is linked together with sealing ring and insulation cladding by screw, described porcelain ring 6 respectively and is provided with sealing ring between a sealing ring 5-1, b sealing ring 5-2, a insulation cladding 4-1, b insulation cladding 4-2, and the material of described porcelain ring 6 is carbon fibre reinforced silicon carbide.
The material of described sealing ring is fluorubber, and the area of section of described fluorubber accounts for the 3/4 of seal groove area.
Described porcelain ring 6, valve rod frame 2, valve body 1, it is provided with pressure transducer and temperature sensor in the annular seal space of insulation cladding 4 composition, described pressure transducer is located on the inwall of insulation cladding 4, described temperature sensor is located on the outer wall of valve body 1, described pressure transducer, temperature sensor is connected with MCU, described MCU and display, alarm connects, pressure transducer is set to strain films chip pressure transducer, the rated pressure that described strain films chip pressure transducer bears is in described pipeline 2 times of maximum pressure, thermocouple temperature sensor is selected in temperature sensor, MCU selects high-performance MCU of 32, display selects light-emitting diode display, alarm selection sound, light crossing-signal.
nullDescribed pressure transducer measures the atmospheric pressure value in annular seal space，Atmospheric pressure value signal in the annular seal space that described pressure transducer will record passes to MCU，Described temperature sensor records the temperature of valve body 1 outer wall，The temperature signal recorded is passed to MCU by described temperature sensor，When by trachea to annular seal space evacuation，The air pressure signal P1 recorded in annular seal space is passed to MCU by described pressure transducer in real time，After described MCU receives air pressure signal P1，Described MCU sends pressure value signal to display，Described display shows force value in real time，Vacuum pressure value P it is preset with in described MCU，P1 and P is contrasted by described MCU，As P1=P，Described MCU sends, to display, the signal that evacuation completes，After described display receives the display signal that evacuation completes，The information that described display display evacuation completes，As pressure P1≤Pmin or P1 >=Pmax in pressure transducer records annular seal space，Described MCU sends, to display, the signal that pressure is too small or pressure is excessive，Described display shows the information that pressure is too small or pressure is excessive，The most described MCU sends alarm signal to alarm，Described alarm sends alarm after receiving alarm signal.
The temperature signal T1 recorded is sent to MCU by described temperature sensor, normal working temperature minima Tmin and maximum of T max it is preset with in described MCU, after described MCU receives temperature signal T1, if during T1 >=Tmax or T1≤Tmin, described MCU sends temperature abnormal display signal and the real time temperature signal recorded to display, to alarm signal an alert, after described display receives temperature abnormal display signal and real time temperature signal, described display displays temperature abnormal display information and real time temperature information, after described alarm receives alarm signal, described alarm sends in alarm.
Claims (5)
1. an insulation butterfly valve, described insulation butterfly valve includes: valve body (1), valve rod frame (2) and valve rod (3), valve rod frame (2) it is installed with on described valve body (1), it is provided with valve rod (3) in described valve rod frame (2), it is characterized in that, the entrance of described valve body (1) and the outside in exit are respectively equipped with a sealing ring (5-1), b sealing ring (5-2), described valve rod frame (2) top is externally provided with sealing ring (5-2), the outside of described valve body (1) is provided with insulation cladding (4), described a sealing ring (5-1), porcelain ring (6) it is connected with between b sealing ring (5-2) and insulation cladding (4), evacuation between described insulation cladding (4) and valve body (1).
Insulation butterfly valve the most according to claim 1, it is characterized in that, described a sealing ring (5-1), b sealing ring (5-2) are annular, described a sealing ring (5-1), b sealing ring (5-2) are respectively welded on valve body (1) and valve rod frame (2), described a sealing ring (5-1), b sealing ring (5-2) are provided with seal groove, described seal groove for rectangle, described a sealing ring (5-1), the sealing surface of b sealing ring (5-2) are provided with screw, and described screw is evenly arranged.
Insulation butterfly valve the most according to claim 1, it is characterized in that, described insulation cladding (4) is divided into a insulation cladding (4-1) and b insulation cladding (4-2), described a insulation cladding (4-1) is arranged on the top of valve body (1), described b insulation cladding (4-2) is arranged on the bottom of valve body (1), the abutted surface of described a insulation cladding (4-1) and b insulation cladding (4-2) is horizontal plane, the end face of described a insulation cladding (4-1) and b insulation cladding (4-2) is provided with screw, described screw is evenly arranged, described a insulation cladding (4-1) and b insulation cladding (4-2) are bolted, the material of described insulation cladding is metal material, described a insulation cladding (4-1) is provided with exhaust tube, described trachea is provided with valve.
Insulation butterfly valve the most according to claim 1, it is characterized in that, described porcelain ring (6) be shaped as annular, described porcelain ring (6) is provided with inside and outside two circle circular holes, described porcelain ring (6) is linked together with sealing ring and insulation cladding by screw, described porcelain ring (6) respectively and is provided with sealing ring between a sealing ring (5-1), b sealing ring (5-2), a insulation cladding (4-1), b insulation cladding (4-2), the material of described porcelain ring (6) is carbon fibre reinforced silicon carbide.
Insulation butterfly valve the most according to claim 4, is characterized in that, the material of described sealing ring is fluorubber, and the area of section of described fluorubber accounts for the 3/4 of seal groove area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967598.1U CN205423857U (en) | 2015-11-30 | 2015-11-30 | Heat preservation butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967598.1U CN205423857U (en) | 2015-11-30 | 2015-11-30 | Heat preservation butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205423857U true CN205423857U (en) | 2016-08-03 |
Family
ID=56535476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520967598.1U Expired - Fee Related CN205423857U (en) | 2015-11-30 | 2015-11-30 | Heat preservation butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205423857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612851A (en) * | 2018-06-25 | 2018-10-02 | 山东阿尔普尔节能装备有限公司 | A kind of ultralow temperature Screw chiller control valve |
-
2015
- 2015-11-30 CN CN201520967598.1U patent/CN205423857U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612851A (en) * | 2018-06-25 | 2018-10-02 | 山东阿尔普尔节能装备有限公司 | A kind of ultralow temperature Screw chiller control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170712 Address after: 448000 Jingmen City, Hubei province Duodao District refinery Road Patentee after: Jingmen Refining & Chemical Machinery Co Ltd Address before: 610000 Chengdu City, Wuhou District Province, the South Ring Road, No. two, No. 1, No. 1, floor 31, No. 5 Patentee before: CHENGDU DESHANNENG TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20171130 |