CN205446763U - Electronic push -pull valve under high temperature and high pressure environment - Google Patents
Electronic push -pull valve under high temperature and high pressure environment Download PDFInfo
- Publication number
- CN205446763U CN205446763U CN201521083172.6U CN201521083172U CN205446763U CN 205446763 U CN205446763 U CN 205446763U CN 201521083172 U CN201521083172 U CN 201521083172U CN 205446763 U CN205446763 U CN 205446763U
- Authority
- CN
- China
- Prior art keywords
- plate
- housing
- motor
- displacement sensor
- gate valve
- 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
- Sliding Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses an electronic push -pull valve under high temperature and high pressure environment, include: provide motor (12) of reduction gear system power supply and seal picture peg (2) in picture peg casing (1), wherein, the inside and outside through -hole of linking up of the guaranteed enclosure space of both ends system around the picture peg casing, motor spindle passing angle displacement sensor RVDT (9) connects reduction gear system, reduction gear system terminal surface pivot (5) is equipped with pulls the picture peg seesaw, in order to realize opening rocking arm (4) of closing airflow channel (14), by the picture peg of restriction in picture peg casing spout, follow sealed disk seat (3) the motion on hugging closely the spout under the drive of rocking arm (4), angle displacement sensor RVDT detects motor feedback signal's actual angle displacement, the angle displacement signal that motor (12) main shaft passing angle displacement sensor RVDT (9) incoming signal conforms controls rocking arm (4) stroke to the picture peg, airflow channel is closed or opened. The utility model discloses can work under high temperature, high dusty environment.
Description
Technical field
This utility model relates to one and is applied on hot isostatic press, the valve that ambient pressure 150MPa, 1200 DEG C of high temperature gas flow passages open and close.
Background technology
Hot isostatic press needs to cool product after having fired, and the type of cooling has two kinds, and one is natural cooling, and two is to force cooling.When forcing to cool down, in Fig. 3, lower plate (5) low-temperature space gas below is directed to the high-temperature region of more than upper plate (2) under the swabbing action of fan (1), guides the passage of air-flow can have a plurality of.Needing to close at product these passages of normal sintering procedure, only when needing to force cooling, the plate of location A is opened in figure 3, makes gas channel (4) open, and it is controlled to accomplish that passage opens size.Whole high and low temperature region is in isostatic pressed environment, so plate upper and lower surface is without pressure reduction.Ambient pressure typically up to 150MPa, high-temperature region temperature is the highest 1200 DEG C, and low-temperature space temperature is the highest 180 DEG C.
Common electric push-pull valve is widely used in the industries such as metallurgy, mine, building materials, grain, chemical industry and the flow of powder, crystal grain material, little particulate material is carried the capital equipment controlled.Electric gate valve gate outfit hydraulic push rod electronic, pneumatic, electric, as driving means, is to control uninterrupted, cuts off rapid equipment.Electric gate valve also makes electric screw gate valve, electric gate valve door generally support the use in discharger, and common electric valve cannot normally work under above-mentioned environment.
Summary of the invention
The purpose of this utility model is to use environment for above-mentioned High Temperature High Pressure, the problem of common electric valve cisco unity malfunction, offer one is simple and compact for structure, valve opening and closing power stable, can realize the electric gate valve that the arbitrary distance of run folding of valve controls under high temperature and high pressure environment.
This utility model solves its technical problem and be employed technical scheme comprise that, electric gate valve under a kind of high temperature and high pressure environment, including: motor 12 and the plate housing 1 of train of reduction gears 7 power source are provided, it is characterized in that, before and after plate housing 1, two ends are shaped with and ensure to close the inside and outside through hole linked up in space, motor 12 main shaft connects train of reduction gears 7 by angular displacement sensor RVDT9, train of reduction gears 7 end face rotating shaft 5 is provided with plate 2 and the Rocker arm 4 of open and close gas channel 14 that traction seesaws, and plate 2 is enclosed in plate housing 1；It is limited in the plate 2 in plate housing 1 chute, under the driving of Rocker arm 4, follow the seal valve seat 3 being close on chute move, the actual displacement angle of angular displacement sensor RVDT9 detection motor feedback signals, the angular displacement signal that motor 12 main shaft is consistent by angular displacement sensor RVDT9 input signal controls the Rocker arm 4 stroke to plate 2, turns off or on gas channel.
This utility model is compared and is had the advantages that with prior art.
Simple and compact for structure, passage is smooth, flow resistance is little.This utility model motor 12 main shaft connects train of reduction gears 7 by angular displacement sensor RVDT9, and the rotating shaft 5 in train of reduction gears 7 is provided with traction plate 2 and seesaws, and the Rocker arm 4 of open and close gas channel is simple and compact for structure；Seal valve seat 3 uses copper material to be possible to prevent plate 2 to wear and tear simultaneously, and effectively prevents from revealing.
Valve opening and closing power is stable.This utility model push-pull valve is close to move with seal valve seat 3 in cut out and opening process centerboard 2 always so that valve opening and closing power is stable, and has the advantages that to cut off medium.
The arbitrary distance of run folding that can realize valve under high temperature and high pressure environment controls.All components and parts all use exotic material, and carry out without sealing cavity design, it can be used under high temperature and high pressure environment, the rotary motion of motor 12 is transformed into the rotary motion in the range of Rocker arm 4 certain angle under the effect of train of reduction gears 7, and the rotary motion of rocking arm is changed into the linear motion of plate by rocker arm body.Because motor input signal becomes corresponding relation with electric machine main shaft angular displacement, the angular displacement of main shaft becomes corresponding relation with rocking arm position of rotation; rocking arm rotary motion becomes corresponding relation with the linear motion of plate; can realize the arbitrary distance of run folding of valve control so controlling motor input signal, and whether the feedback signal of angular displacement sensor RVDT9 can detect the actual displacement angle of main shaft and be consistent with input signal simultaneously.
Push-pull valve compact conformation, wear-resisting, leakage rate is little, has easy and simple to handle, flexible movements, the feature such as laborsaving, normally can work in the environment of high temperature, high dust, strong magnetic.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings electric gate valve is further illustrated.
Fig. 1 is electric gate valve structural representation under this utility model high temperature and high pressure environment.
In Fig. 1: 1 plate housing, 2 plates, 3 seal valve seats, 4 rocking arms, 5 rotating shafts, 6 train of reduction gears housings, 7 train of reduction gears, 8 angular displacement sensor housings, 9 angular displacement sensor RVDT, 10 electric machine casings, 11 end caps, 12 motors.
Fig. 2 is that this utility model centerboard is likely to be formed end position schematic diagram before and after cavity with plate housing.
Fig. 3 is this utility model electric gate valve working environment and installation site schematic diagram in equal pressing equipment.
In Fig. 3: 13 seal valve seats, 14 gas channels, 15 lower plates, 16 electric gate valves, 17 upper plates, 18 fans, 19 heat insulation circular layers.
Detailed description of the invention
Refering to Fig. 1, Fig. 2.In embodiment described below, electric gate valve under high temperature and high pressure environment, including: the motor 12 of power source is provided, train of reduction gears 7, the plate 2 being enclosed in plate housing, wherein motor 12 main shaft connects train of reduction gears 7 by angular displacement sensor RVDT9, rotating shaft 5 in train of reduction gears 7 is provided with traction plate 2 and seesaws, to realize the Rocker arm 4 of open and close gas channel, plate 2 is limited in the chute of plate housing, seal valve seat 3 it is provided with in chute, before and after plate housing 1, two ends are shaped with and ensure to close the inside and outside through hole linked up in space, plate 2 is being closed and is being close to motion in opening process with seal valve seat 3 always.
Electric gate valve 16 is provided power by motor 12, electric machine casing 10, end cap 11, angular displacement sensor housing 8 surround a relative opposition and close through hole or the groove being shaped with communication inside and outside guarantee closing space on space, at least a housing part in above-mentioned 3 housing parts.Ensure that air-flow is unobstructed at train of reduction gears opening in shell.It is provided with minim gap between train of reduction gears housing 6 and rotating shaft 5.Before and after plate housing 1,1 through hole is respectively opened at two ends.Angular displacement sensor RVDT9 is used for feeding back push-pull valve position signalling.12, position signalling feedback element RVDT8 of power source motor or other identical function elements, a train of reduction gears housing 6 or other decelerator, a Rocker arm 4 and the mechanism of plate 2 composition or slider-crank mechanism etc. have the actuator of identity function.The parts that electric gate valve is comprised use heatproof, pressure-resistant material manufacture, and whole element is without closed cavity.
The described coil of motor 12, power line use high-temperature resistant grade material, and have high-temperature insulating quality, and inside is without sealing cavity or porose, annular seal space is linked up by groove with environment, and the communicating structure being similar to.
The described coil of angular displacement sensor RVDT9, holding wire is the most high temperature resistant and has high-temperature insulating quality, internal without sealing cavity.
Described end cap 11, electric machine casing 10, angular displacement sensor housing 8, train of reduction gears 7, train of reduction gears housing 6, rotating shaft 5, Rocker arm 4, seal valve seat 3, plate 2, plate housing 1 use temperature-resistant material, and structure can not have sealing cavity.
The sealing cavity that may be formed on plate housing 1 in described plate (2) motor process, at least there are through hole, groove at push-pull valve housing 1 along two ends before and after the push-pull valve direction of motion, ensure that electric gate valve can meet the use requirement under high hydrostatic pressure, hot environment by above measure.
Motor 12 surrounds a relative opposition by electric machine casing 10 and closes space with end cap 11, and joint angle displacement transducer housing 8, angular displacement sensor housing 8 connects train of reduction gears housing 6, angular displacement sensor RVDT9 connects train of reduction gears 7 by angular displacement sensor housing 8, in three housing parts that above-mentioned electric machine casing 10, angular displacement sensor housing 8 and train of reduction gears housing 6 are constituted, at least it is shaped with on a housing part and ensures to close the inside and outside through hole linked up in space or groove.
Refering to Fig. 3.Equal pressing equipment cylinder container is provided with isolation high-temperature region and the seal valve seat 13 of low-temperature space and by bulkhead seal fan 18 between upper plate 17 space, seal valve seat 13 upper end, and is sealed in cylinder container heat insulation circular layer cylinder.Fan 18 main shaft connects the fan electromotor being positioned at seal valve seat 13 lower end lower plate 15 by seal valve seat 13 centre bore.Product is in the normal sintering procedure of equal pressing equipment cylinder container, the lower end low-temperature space gas channel A mouth of communication seals valve seat 13 upper pyrometer district and bottom low-temperature space gas channel 14, all closed by electric gate valve 16, the low-temperature space gas of the high-temperature region gas and lower end lower plate less than 15 that will be located in seal valve seat 13 upper end upper plate more than 17 cuts off, and just warm area gas does not produce obvious convection current.When firing end needs pressure cooling, open under at the low-temperature space gas channel A mouth of gas channel 14, plate 2 is in driven by motor, the low-temperature space gas of the lower plate less than 15 of the built-in seal valve seat of equal pressing equipment cylinder container 13 is directed to the high-temperature region of upper plate more than 17 under the swabbing action of fan 18 from gas channel 14 low-temperature space gas channel A mouth to high-temperature region gas channel B mouth, it is achieved the forced-convection heat transfer of cold and hot gas.Gas flow passage openings size and the control of rate of cooling, the motor 12 connecting electric gate valve 16 input signal regulated, control electric gate valve 16 plate stroke and realize.
Claims (7)
1. electric gate valve under a high temperature and high pressure environment, including: motor (12) and the plate housing (1) of train of reduction gears (7) power source are provided, it is characterized in that, before and after plate housing (1), two ends are shaped with and ensure to close the inside and outside through hole linked up in space, motor (12) main shaft connects train of reduction gears (7) by angular displacement sensor RVDT (9), train of reduction gears (7) end face rotating shaft (5) is provided with plate (2) and the rocking arm (4) of open and close gas channel (14) that traction seesaws, plate (2) is enclosed in plate housing (1)；The plate (2) being limited in plate housing (1) chute, seal valve seat (3) motion being close on chute is followed under the driving of rocking arm (4), the actual displacement angle of angular displacement sensor RVDT (9) detection motor feedback signals, motor (12) main shaft controls the rocking arm (4) stroke to plate (2) by the angular displacement signal that angular displacement sensor RVDT (9) input signal is consistent, and turns off or on gas channel.
Electric gate valve under high temperature and high pressure environment the most according to claim 1, it is characterized in that, motor (12) surrounds a relatively independent closing space, and joint angle displacement transducer housing (8) by electric machine casing (10) and end cap (11).
Electric gate valve under high temperature and high pressure environment the most according to claim 2, it is characterized in that, angular displacement sensor housing (8) connects train of reduction gears housing (6), and angular displacement sensor RVDT (9) connects train of reduction gears (7) by angular displacement sensor housing (8).
Electric gate valve under high temperature and high pressure environment the most according to claim 3, it is characterized in that, in three housing parts being made up of electric machine casing (10), angular displacement sensor housing (8) and train of reduction gears housing (6), at least it is shaped with on a housing part and ensures to close the inside and outside through hole linked up in space or groove.
Electric gate valve under high temperature and high pressure environment the most according to claim 1, it is characterised in that be provided with gap between train of reduction gears housing (6) and rotating shaft (5).
Electric gate valve under high temperature and high pressure environment the most according to claim 1, it is characterized in that, when forcing cooling, it is arranged on the plate of electric gate valve (16) at gas channel (14) low-temperature space gas channel A mouth, open under motor (12) drives, the lower plate (15) of the built-in seal valve seat of equal pressing equipment cylinder container (13) low-temperature space gas below, under the swabbing action of fan (18), it is directed to the high-temperature region of more than upper plate (17) to high-temperature region gas channel B mouth from gas channel (14) low-temperature space gas channel A mouth, carry out cold and hot gas forced convection heat exchange.
Electric gate valve under high temperature and high pressure environment the most according to claim 1, it is characterized in that, gas channel (14) openings of sizes and the control of rate of cooling, the input signal regulated by the motor (12) connecting electric gate valve (16), controls electric gate valve (16) plate stroke and realizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083172.6U CN205446763U (en) | 2015-12-22 | 2015-12-22 | Electronic push -pull valve under high temperature and high pressure environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083172.6U CN205446763U (en) | 2015-12-22 | 2015-12-22 | Electronic push -pull valve under high temperature and high pressure environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446763U true CN205446763U (en) | 2016-08-10 |
Family
ID=56585736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521083172.6U Active CN205446763U (en) | 2015-12-22 | 2015-12-22 | Electronic push -pull valve under high temperature and high pressure environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195785A (en) * | 2019-06-28 | 2019-09-03 | 郑州金诚信筛网设备有限公司 | A kind of gate valve convenient for regulation |
-
2015
- 2015-12-22 CN CN201521083172.6U patent/CN205446763U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195785A (en) * | 2019-06-28 | 2019-09-03 | 郑州金诚信筛网设备有限公司 | A kind of gate valve convenient for regulation |
| CN110195785B (en) * | 2019-06-28 | 2024-04-05 | 郑州金诚信筛网设备有限公司 | Gate valve convenient to regulate and control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI399499B (en) | Shuttle valve having two drives | |
| CN208216026U (en) | Increasing material manufacturing construction platform | |
| KR20170125890A (en) | External pressurized porous media gas bearings used in valves and able to prevent fugitive emissions | |
| CN205446763U (en) | Electronic push -pull valve under high temperature and high pressure environment | |
| CN110185812A (en) | A kind of ball valve | |
| CN104552847B (en) | Molding machine | |
| CN102705567A (en) | Three-way valve | |
| CN101144547A (en) | Ultra-high temperature three-way adjusting butterfly valve | |
| EP2657459A2 (en) | High temperature servo valve actuator | |
| CN106938776A (en) | A kind of vacuum chamber material forwarding formations | |
| CN203743570U (en) | Motor gas switching valve | |
| CN203927049U (en) | Insulation jacket hard seal ball valve | |
| CN201490871U (en) | High-efficiency permanent magnetic coupler for boiler grate with adjustable electromagnetic torque | |
| CN215213435U (en) | Intelligent gas well differential valve | |
| CN206112131U (en) | Slide formula hot -air pipes valve | |
| CN108223827A (en) | A kind of fluid control valve | |
| CN102313041A (en) | Pendulum-type flap reversing valve | |
| CN201982725U (en) | Water temperature control valve | |
| CN2830827Y (en) | 2-position, 4-way cork-type gas directional control valve | |
| CN205190778U (en) | High protection type louver valve | |
| CN85200166U (en) | Airseal high-temperature stop valve | |
| CN201954033U (en) | Ceramic hard sealing magnetic ball valve | |
| CN114172110B (en) | Airtight high-voltage cable branch box | |
| CN209655820U (en) | It is a kind of for being heat-treated the displacement room of kiln | |
| CN111550569A (en) | Opening and closing device suitable for combustion chamber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |