CN206828101U - A kind of gas voltage stabilizer for nitriding furnace - Google Patents
A kind of gas voltage stabilizer for nitriding furnace Download PDFInfo
- Publication number
- CN206828101U CN206828101U CN201720394059.2U CN201720394059U CN206828101U CN 206828101 U CN206828101 U CN 206828101U CN 201720394059 U CN201720394059 U CN 201720394059U CN 206828101 U CN206828101 U CN 206828101U
- Authority
- CN
- China
- Prior art keywords
- valve body
- air rammer
- air
- nitriding furnace
- slightly
- 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
- Furnace Details (AREA)
Abstract
The utility model discloses a kind of gas voltage stabilizer for nitriding furnace, include valve body, left end and right-hand member the difference mounting flange of the valve body, the left end of valve body is provided with air admission hole, the right-hand member of valve body is provided with venthole, air rammer is provided with the valve body, the upper end of air rammer sets positioning slightly, and positioning is slightly threaded and screwed hole, swivel bolt is screwed in the screwed hole of the positioning slightly, and swivel bolt screws in valve body interior, the swivel bolt is connected by pressure sensitivity spring with air rammer, the positioning is slightly, sealing ring is set between swivel bolt and air rammer.The utility model is when gas pressure raises in nitriding furnace, air rammer is by the body of heater gas thrust upward to its, when thrust and pressure sensitivity spring pressure balance, furnace gas is discharged by air rammer bottom, realize the stabilization of air pressure in stove, it is simple to operate, efficiency high, pressure balanced Automated condtrol in nitriding furnace can be achieved.
Description
Technical field
It the utility model is related to nitriding furnace technical field, specially a kind of gas voltage stabilizer for nitriding furnace.
Background technology
Beta-silicon nitride powder uses in photovoltaic industry as the releasing agent of silicon ingot, be also used as the experimental stage fluorescent material and
Sputtering target material, it can industrially be protected on engineering in medicine with manufacturing artificial joint for bearing ball, sintex, thermocouple
The sintering of the ceramics such as pillar, stalk.As ceramic post sintering powder material, the stability of product quality is most important.
During silicon powder nitride method production beta-silicon nitride powder, nitrogen pressure is to the steady of powder quality in nitrogen flow and body of heater
Qualitative to play vital effect, existing nitriding furnace typically controls nitrogen flow by flowmeter, and manually bleeder port is steady
Determine nitrogen pressure in body of heater.Nitridation nitrogen pressure in furnace increases with the rise of in-furnace temperature, it is difficult to manually bleeder port
To keep the stabilization of nitrogen pressure in furnace.
Utility model content
The purpose of this utility model is to provide a kind of gas voltage stabilizer for nitriding furnace, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：A kind of gas voltage stabilizing for nitriding furnace fills
Put, include valve body, left end and right-hand member the difference mounting flange of the valve body, the left end of valve body is provided with air inlet
Hole, the right-hand member of valve body are provided with venthole, and air rammer is provided with the valve body, and the upper end of air rammer sets positioning
Slightly, and positioning is slightly threaded and screwed hole, screws in swivel bolt in the screwed hole of the positioning slightly, and swivel bolt screws in valve
Inside door main body, the swivel bolt is connected by pressure sensitivity spring with air rammer, the positioning slightly, swivel bolt and pneumatic living
Sealing ring is set between plug, and the pressure sensitivity spring connects pressure sensor.
Preferably, the left side of the valve body and bottom are each provided with projection, projection and air rammer described in two
Bottom connection touch.
Preferably, guide rod vertically is provided with the projection of the valve body, the body of air rammer symmetrically opens up guiding
Groove, guide groove and guide rod fixed position.
Preferably, the flange is separately mounted to the port of air admission hole and the port of venthole, and air admission hole connection is pneumatic living
Plug is internal.
Preferably, the inside of the air rammer opens up cavity, and cavity is coaxially disposed with pressure sensitivity spring.
Compared with prior art, the beneficial effects of the utility model are：The utility model fills with nitriding furnace and vent gas treatment
Connection is put, swivel bolt screws in positioning slightly and passes through pressure sensitivity spring compression air rammer, pressure of the pressure sensitivity spring to air rammer
Power can show that, when gas pressure raises in nitriding furnace, air rammer is upward to its by body of heater gas by pressure sensor
Thrust, when thrust and pressure sensitivity spring pressure balance, furnace gas is discharged by air rammer bottom, realizes air pressure in stove
It is stable, simple to operate, efficiency high, pressure balanced Automated condtrol in nitriding furnace can be achieved.
Brief description of the drawings
Fig. 1 is the utility model valve body sections structural representation；
Fig. 2 is the utility model guide groove structure schematic diagram.
In figure：1- valve bodies；2- flanges；3- air admission holes；4- ventholes；5- air rammers；6- is positioned slightly；7- rotates spiral shell
Bolt；8- pressure sensitivity springs；9- sealing rings；10- pressure sensors.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of gas voltage stabilizer for nitriding furnace：Include valve body
1, left end and right-hand member the difference mounting flange 2 of valve body 1, the left end of valve body 1 are provided with air admission hole 3, the right side of valve body 1
End is provided with venthole 4, is provided with air rammer 5 in valve body 1, flange 2 is separately mounted to port and the venthole 4 of air admission hole 3
Port, air admission hole 3 connect air rammer 5 inside, be easy to ventilation and valve body 1 installation, the left side of valve body 1 and under
Portion is each provided with projection, and the bottom connection of the projection and air rammer 5 of two touches, and is easy to the spacing of air rammer 5 and fixed, valve
Vertical on the projection of door main body 1 to be provided with guide rod, the body of air rammer 5 symmetrically opens up guide groove 11, and guide groove 11 is with being oriented to
Bar fixed position, be easy to moving up and down for air rammer 5, prevent the generation deflection of air rammer 5 from vibrating, air rammer 5 it is upper
End sets positioning slightly 6, and positioning slightly 6 is threaded and screwed hole, swivel bolt 7 is screwed in the screwed hole of positioning slightly 6, and rotate
Bolt 7 is screwed in inside valve body 1, and swivel bolt 7 is connected by pressure sensitivity spring 8 with air rammer 5, the inside of air rammer 5
Cavity is opened up, cavity is coaxially disposed with pressure sensitivity spring 8, is easy to the activity of air rammer 5 and pressure sensor 10 to be pressurized, positioning is slightly
The 6th, sealing ring 9 is set between swivel bolt 7 and air rammer 5, pressure sensitivity spring 8 connects pressure sensor 10.
It should be noted that a kind of gas voltage stabilizer for nitriding furnace of the utility model, the air admission hole of valve body 1
3 are connected by flange 2 with nitriding furnace venthole, and venthole 4 is connected with exhaust gas processing device, using preceding according to according to predetermined pressure
Value screws in swivel bolt 7 in positioning slightly 6, and the pressure suffered by pressure sensitivity spring 8 is shown by pressure sensor 10, when stove internal pressure
When power raises, furnace gas enters valve body 1 from air admission hole 3, and air rammer 5 is done work upwards, when furnace pressure and pressure
When force snesor 10 shows pressure balance, gas push air rammer 5 moves up, the seam that gas passes through the lower section of air rammer 5
Gap is discharged, and enters exhaust gas processing device by venthole 4, and when furnace inner gas pressure reduces, pressure sensitivity spring 8 compresses pneumatic work
Plug 5 moves downward, and stops that furnace gas continues to discharge by sealing ring 9, in whole process, guide groove 11 matches contract with guide rod
Close, be easy to moving up and down for air rammer 5, prevent the generation deflection of air rammer 5.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of gas voltage stabilizer for nitriding furnace, include valve body（1）, it is characterised in that：The valve body
（1）Left end and right-hand member difference mounting flange（2）, valve body（1）Left end be provided with air admission hole（3）, valve body（1）The right side
End is provided with venthole（4）, the valve body（1）It is interior to be provided with air rammer（5）, air rammer（5）Upper end set positioning slightly
（6）, and position slightly（6）It is threaded and screwed hole, the positioning is slightly（6）Screwed hole in screw in swivel bolt（7）, and rotate
Bolt（7）Screw in valve body（1）Inside, the swivel bolt（7）Pass through pressure sensitivity spring（8）With air rammer（5）Connection, institute
State positioning slightly（6）, swivel bolt（7）And air rammer（5）Between sealing ring is set（9）, the pressure sensitivity spring（8）Connect pressure
Sensor（10）.
A kind of 2. gas voltage stabilizer for nitriding furnace according to claim 1, it is characterised in that：The valve body
（1）Left side and bottom be each provided with projection, projection and air rammer described in two（5）Bottom connection touch.
A kind of 3. gas voltage stabilizer for nitriding furnace according to claim 2, it is characterised in that：The valve body
（1）Projection on be vertically provided with guide rod, air rammer（5）Body symmetrically open up guide groove（11）, guide groove（11）With leading
To bar fixed position.
A kind of 4. gas voltage stabilizer for nitriding furnace according to claim 1, it is characterised in that：The flange（2）
It is separately mounted to air admission hole（3）Port and venthole（4）Port, air admission hole（3）Connect air rammer（5）It is internal.
A kind of 5. gas voltage stabilizer for nitriding furnace according to claim 1, it is characterised in that：The air rammer
（5）Inside open up cavity, cavity and pressure sensitivity spring（8）It is coaxially disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394059.2U CN206828101U (en) | 2017-04-15 | 2017-04-15 | A kind of gas voltage stabilizer for nitriding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394059.2U CN206828101U (en) | 2017-04-15 | 2017-04-15 | A kind of gas voltage stabilizer for nitriding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206828101U true CN206828101U (en) | 2018-01-02 |
Family
ID=60767028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720394059.2U Active CN206828101U (en) | 2017-04-15 | 2017-04-15 | A kind of gas voltage stabilizer for nitriding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206828101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267918A (en) * | 2020-10-23 | 2021-01-26 | 安徽康迪纳电力科技有限责任公司 | Special air release device for steam turbine |
| CN115417387A (en) * | 2022-10-11 | 2022-12-02 | 新疆晶硕新材料有限公司 | Silicon nitride production process control method, device and equipment |
-
2017
- 2017-04-15 CN CN201720394059.2U patent/CN206828101U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267918A (en) * | 2020-10-23 | 2021-01-26 | 安徽康迪纳电力科技有限责任公司 | Special air release device for steam turbine |
| CN115417387A (en) * | 2022-10-11 | 2022-12-02 | 新疆晶硕新材料有限公司 | Silicon nitride production process control method, device and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206828101U (en) | A kind of gas voltage stabilizer for nitriding furnace | |
| CN204902563U (en) | Rotary kiln of even air feed of multiple hole heating | |
| CN206268473U (en) | A kind of zero leakage sealing gland playing card valve | |
| CN206604740U (en) | A kind of UV curing ovens | |
| CN201873699U (en) | Air volume adjusting device for tuyere of blast furnace | |
| CN109185875A (en) | A kind of boiler-burner silicon carbide nozzle | |
| CN206960007U (en) | A kind of coke oven temperature measuring device | |
| CN201764050U (en) | Gravity valve | |
| CN204769203U (en) | Automatic stifled compound layering dust remover is prevented to high efficiency | |
| CN208331470U (en) | A kind of conic ceramic gas distribution pipe | |
| CN201458347U (en) | Air-seal constant feeder | |
| CN205957745U (en) | Smelting pot measurement controller | |
| CN214172907U (en) | Novel powder vibrates kiln | |
| CN205373382U (en) | Novel stoving annealing equipment structure | |
| CN207962626U (en) | CFB boiler burner hearth is intubated windward side air film abrasion prevention device for water | |
| CN214571575U (en) | Pressure stabilizing device for hydraulic system of Maerz lime kiln | |
| CN205228142U (en) | High temperature furnace | |
| CN216770189U (en) | Furnace door for sealing furnace | |
| CN109385497A (en) | A method of improving blast furnace top gas temperature in gravitational precipitator | |
| CN102796850A (en) | Large pit gas type thermal treatment furnace | |
| CN202849483U (en) | Large-scale pit fuel gas type heat treatment furnace | |
| CN108019540A (en) | A kind of explosion-proof valve | |
| CN207936749U (en) | A kind of cooling kiln of Splitting Tile | |
| CN210464083U (en) | Spray drying tower using waste heat of kiln | |
| CN104197368B (en) | Constant air volume regulator and burner for improving heat efficiency of gas water jacket furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |