CN106224545B - A kind of quick-opening device of rotary pressure vessel - Google Patents
A kind of quick-opening device of rotary pressure vessel Download PDFInfo
- Publication number
- CN106224545B CN106224545B CN201610784966.8A CN201610784966A CN106224545B CN 106224545 B CN106224545 B CN 106224545B CN 201610784966 A CN201610784966 A CN 201610784966A CN 106224545 B CN106224545 B CN 106224545B
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- Prior art keywords
- end cap
- pressure vessel
- rotary pressure
- locking
- quick
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/22—Covers or similar closure members for pressure vessels in general with movement parallel to the plane of the opening
Abstract
A kind of quick-opening device of rotary pressure vessel disclosed by the invention, including：Holder (1), end cap clamp and tripping-gear (2), end cap locking and unlocking mechanism (3), transverse moving mechanism (4) and longitudinal moving mechanism (5)；The longitudinal moving mechanism (5) is erected on the guide rail mechanism (6) for being installed on ground, the transverse moving mechanism (4) is located on the longitudinal moving mechanism (5), and the holder (1) is installed on the transverse moving mechanism (4)；The end cap clamps the front end for being mounted on the holder (1) with unlocking mechanism (3) with tripping-gear (2) and end cap locking, and the end cap is clamped is adapted setting with tripping-gear (2) and end cap locking with unlocking mechanism (3) with the end cap of rotary pressure vessel.The end cap of rotary pressure vessel can be driven rapidly to be combined and locked with the kiln body of rotary pressure vessel, greatly increase the opening and closing speed of rotary pressure vessel feed inlet and outlet door, the labor intensity for reducing operator improves the security performance of rotary pressure vessel.
Description
Technical field
The present invention relates to rotary pressure vessel technical fields, more specifically, are related to a kind of the fast of rotary pressure vessel
Door opener.
Background technology
Rotary pressure vessel is mainly used for the production and processing of autoclaved material so that machined material is holding during steam pressure
It is constantly rotated in device, to improve heating surface area and abundant steam pressure, such as rotates the production that crystallization is used for α gypsum.α gypsum is α types
Semi-hydrated gypsum is a kind of high strength gypsum, has many advantages, such as high intensity, high density, high rigidity, high flowing, is widely used
In fields such as mold, precision manufactureing, construction materials.The production of α gypsum is usually that desulfurated plaster is squeezed into bulk, is then carried out
Autoclave method process needs in entire production process to carry out the processes such as briquetting, steam pressure, the crushing of gypsum.
Traditional α gypsum manufacturing processes are needed by briquetting, steam pressure, crushing, and step complexity is tediously long, energy consumption compared with
Greatly, and existing investment of production equipment is high, and causing α gypsum, the production cost increases.Existing equipment easily occurs during steam pressure
Temperature is uneven in production equipment, causes gypsum uneven heating even, influences the quality of production of α gypsum, α gypsum product matter occurs
The problem for measuring stability difference, influences the normal production of α gypsum.
Currently, the equipment of production α gypsum mainly has fixed still kettle and rotation crystallization etc..Wherein, fixed still kettle by
In being relatively fixed in process of production, its door opener can be screw lid syntype or hinge folding pattern, as long as
It can strictly be sealed in production process and bear certain pressure；Rotate crystallization due in process of production, kiln body
It needs constantly to rotate, the disengaging bin gate at both ends is set and is rotated also with kiln body, the door opener to passing in and out bin gate requires ratio
It is higher.The disengaging bin gate of existing crystallization is bolted in kiln body, when α gypsum completion of processing kiln discharges, needs people
Work one by one bolt unload could open disengaging bin gate, this greatly reinforced the labor intensity of worker, extend the operating time, drop
Low security performance.
It is that those skilled in the art urgently solve as it can be seen that how to improve the convenience of rotary pressure vessel switch gate, safety
Certainly the technical issues of.
Invention content
The object of the present invention is to provide a kind of quick-opening devices of rotary pressure vessel, wherein rotary pressure vessel is such as sleeping
Formula rotates kiln body, horizontal rotary autoclave body etc., the especially quick-opening device of α gypsum rotation crystallization, improves α gypsum rotation knot
The convenience of brilliant kiln switch gate, safety.
In order to solve the above technical problem, the present invention provides following technical solutions：
A kind of quick-opening device of rotary pressure vessel provided by the invention, including：Holder, end cap clamp and unclamp machine
Structure, end cap locking and unlocking mechanism, transverse moving mechanism and longitudinal moving mechanism；The longitudinal moving mechanism, which is erected at, to be installed on
On the guide rail mechanism on ground, the transverse moving mechanism is located on the longitudinal moving mechanism, and the holder is installed on the cross
To in mobile mechanism；The end cap is clamped with tripping-gear and end cap locking and unlocking mechanism before the holder
End, the end cap, which is clamped, to be adapted with the end cap of rotary pressure vessel with unlocking mechanism and sets with tripping-gear and end cap locking
It sets.
Preferably, the quick-opening device further includes that the end cap of installation on the bracket clamps and unclamps driving mechanism,
The end cap is clamped to be clamped the driving with release driving mechanism by the end cap by clamps or releases rotation with tripping-gear
End cover of pressure container.Wherein, it can be hydraulic cylinder, electro-motor etc. that end cap, which clamps and unclamps driving mechanism,.
Preferably, the quick-opening device further includes the end cap flange locking of installation on the bracket and unlock driving machine
Structure, the end cap locking include locking and unlock guide pad and locking and unlock drive shaft, the locking and solution with unlocking mechanism
Lock drive shaft is adapted setting with the drive block on rotary pressure vessel end cap, and the locking passes through the end with unlock drive shaft
Lid flange is locked and is unlocked the driving of driving mechanism and locks rotation end cover of pressure container flange or unlock rotary pressure vessel
End cap flange.Wherein, the locking of end cap flange and unlock driving mechanism can be hydraulic cylinder, electro-motor etc..
Preferably, the longitudinal moving mechanism includes vertical shift platform and vertical shift stage driving, and the vertical shift platform drives
Motivation structure is mounted on the vertical shift platform, and the vertical shift stage driving controllably drives the vertical shift platform described in
Guide rail mechanism vertically moves.Wherein, it can be hydraulic cylinder, electro-motor etc. to move stage driving.
Preferably, the transverse moving mechanism includes traversing platform and traversing stage driving, and the traversing platform is set
It sets on the vertical shift platform, the traversing stage driving is mounted on the traversing platform, the traversing platform driving
Mechanism controllably drives traversing platform transverse shifting on the vertical shift platform.Wherein, traversing stage driving can
To be hydraulic cylinder, electro-motor etc..
Preferably, it is provided with mounting board ring on rotary pressure vessel end cap, self-locking grooves are offered on the mounting board ring inner wall；Institute
It states end cap and clamps the Bolt with latching action for including snap legs and being arranged in the snap legs with tripping-gear；The snap legs with it is described
Mounting board ring is adapted setting, and the Bolt with latching action is adapted setting with the self-locking grooves.
Preferably, wedge-shaped jacking block, one end of the Bolt with latching action and the wedge-shaped jacking block are provided in the snap legs
Inclined-plane sliding contact；The wedge shape jacking block is clamped with the end cap to be connected with release driving mechanism, is clamped by the end cap
With the driving for unclamping driving mechanism and push the wedge-shaped jacking block, extend into the self-locking grooves to eject the Bolt with latching action
Realize locking.
Preferably, one end that the Bolt with latching action is contacted with the wedge-shaped jacking block is arranged with resetting spring, when by described
When end cap clamps and unclamps driving mechanism driving and the wedge-shaped jacking block is pulled to exit, the resetting spring makes the self-locking insert
Pin is exited out of described self-locking grooves, realizes unlock.
Preferably, the quick-opening device further includes the automatic control unit mounted on the holder, described to automatically control
Unit clamps and tripping-gear, end cap locking and unlocking mechanism, the transverse moving mechanism, the longitudinal direction with the end cap
Mobile mechanism and the end cap are clamped to be connect with release driving mechanism signal transmission.
The operation principle of the quick-opening device of rotary pressure vessel provided by the invention is as follows, wherein the driving being respectively related to
Mechanism is by taking drive cylinder as an example.
When rotation crystallization charging finishes, starts vertical shift platform drive cylinder, vertical shift platform drive cylinder is made to stretch completely
Go out, push vertical shift platform to rotation crystallization axis centre movement, until two centers composition planes are perpendicular to the ground；Start horizontal
Platform drive cylinder is moved, traversing platform drive cylinder is made to shrink completely, makes rotation crystallization end cap and rotation crystallization feed inlet
Alignment；Start end cap flange and be opened and closed oil cylinder, so that end cap flange opening and closing oil cylinder is shunk completely, end cap flange engaging tooth is pushed to be located at kiln
The interdental space position of body flange engaging tooth；Start clamp system drive cylinder, keep clamp system drive cylinder fully extended, leads to
It crosses and the Bolt with latching action pop-up of clamp system is pushed to realize rotation crystallization end cap and rotation to clamp rotation crystallization end cap
Crystallization kiln body locks.
Start traversing platform drive cylinder, keeps traversing platform drive cylinder fully extended；Start vertical shift platform drive cylinder,
Vertical shift platform drive cylinder is set to shrink completely；Quick-opening device is driven to leave rotary pressure vessel.
When in rotary pressure vessel material complete steam pressure, prepare discharging when, i.e., rotary pressure vessel end cap open mistake
Cheng Wei：
Start traversing platform and vertical shift platform, quick-opening device is driven to approach rotary pressure vessel.Start clamp system to drive
Dynamic oil cylinder, makes clamp system drive cylinder shrink completely so that the Bolt with latching action of clamp system is fallen, and realizes rotation crystallization end
Lid and rotation crystallization kiln body unlock；Start end cap flange and be opened and closed oil cylinder, keeps end cap flange opening and closing oil cylinder fully extended, promote-side
Lid flange engaging tooth is in staggered positions with kiln body flange engaging tooth；Start traversing platform drive cylinder, traversing platform is made to drive
Oil cylinder is fully extended, and rotation crystallization end cap is made to leave rotation crystallization discharge port；Start vertical shift platform drive cylinder, makes vertical shift
Platform drive cylinder is shunk completely, and vertical shift platform principle is pushed to rotate crystallization axis centre, until rotation crystallization end cap is remote
From rotation crystallization kiln body, realize that rotary pressure vessel opens the door.
The advantageous effect of the quick-opening device of rotary pressure vessel provided by the invention：
By the way that transverse moving mechanism, longitudinal moving mechanism and clamp system, rotary pressure vessel end cap opening/closing machine is arranged
Structure, the quick-opening device of the rotary pressure vessel can drive the end cap of rotary pressure vessel rapidly with rotary pressure vessel
Kiln body is combined and is locked, and is greatly increased the opening and closing speed of rotary pressure vessel feed inlet and outlet door, is reduced operation
The labor intensity of worker improves the security performance of rotary pressure vessel.
Quick-opening device provided by the invention is suitable for horizontal rotary kiln body/autoclave body and needs safe and reliable quickly opening end cap
Occasion, greatly increase the opening and closing speed of horizontal rotary kiln body/autoclave body end cap, more can be by horizontal rotary kiln
The position of body/autoclave body end cap mouth spares the progress in favor of other process.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, for those of ordinary skills, do not making the creative labor
Under the premise of property, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the basic structure schematic diagram of the quick-opening device of rotary pressure vessel provided in an embodiment of the present invention；
Fig. 2 is the enlarged drawing in the portions R in Fig. 1；
Fig. 3 is the schematic diagram in the axial direction of the quick-opening device of rotary pressure vessel provided in an embodiment of the present invention；
Fig. 4 is the unlocked state figure of end cap locking and unlocking mechanism；
Fig. 5 is the locking state figure of end cap locking and unlocking mechanism.
Wherein：
1- holders, 2- end caps clamp and tripping-gear, 21- snap legs, 22- Bolt with latching action, 23- wedge shape jacking blocks, and 24- resets
Spring, the locking of 3- end caps and unlocking mechanism, 31- lockings and unlock guide pad, 32- lockings and unlock drive shaft, 4- transverse shiftings
Mechanism, the traversing platforms of 41-, the traversing stage drivings of 42-, 5- longitudinal moving mechanisms, 51- vertical shift platforms, 52- vertical shift platforms drive
Motivation structure, 6- guide rail mechanisms, 7- end caps clamp and unclamp driving mechanism, the locking of 8- end cap flanges and unlock driving mechanism-mounting board
Ring, 9- mounting board rings, 91- self-locking grooves, 10- automatic control units, 101- drive blocks.
Specific implementation mode
A kind of quick-opening device of rotary pressure vessel provided in an embodiment of the present invention is suitable for horizontal rotary kiln body/kettle
Body needs the safe and reliable occasion for quickly opening end cap, the present embodiment so that rotation is tied by taking the rotation crystallization for producing α gypsum as an example
Brilliant kiln rapid and convenient when opening and closing end cap door reduces labor intensity and improves security performance.
In order to make those skilled in the art more fully understand the technical solution in the embodiment of the present invention, and make of the invention real
The above objects, features, and advantages for applying example can be more obvious and easy to understand, below in conjunction with the accompanying drawings to the technology in the embodiment of the present invention
Scheme is described in further detail.
Refer to the attached drawing 1 and Fig. 3, the figure shows the quick-opening devices of rotary pressure vessel provided in an embodiment of the present invention
Basic structure.
A kind of quick-opening device of rotary pressure vessel provided by the invention, including：Holder 1, end cap clamp and unclamp machine
Structure 2, end cap locking and unlocking mechanism 3, transverse moving mechanism 4 and longitudinal moving mechanism 5；Longitudinal moving mechanism 5 is erected at installation
In on the guide rail mechanism 6 on ground, transverse moving mechanism 4 is located on longitudinal moving mechanism 5, and holder 1 is installed on transverse moving mechanism 4
On；End cap clamps the front end for being mounted on holder 1 with unlocking mechanism 3 with tripping-gear 2 and end cap locking, and end cap clamps and unclamps machine
Structure 2 and end cap locking are adapted setting with unlocking mechanism 3 with the end cap of rotary pressure vessel.
The quick-opening device further includes that the end cap being mounted on holder 1 clamps and unclamps driving mechanism 7, and end cap clamps and pine
Opening mechanism 2 clamps the driving with release driving mechanism 7 by end cap by clamps or releases rotary pressure vessel end cap.Wherein,
It is hydraulic cylinder or electro-motor that end cap, which clamps and unclamps driving mechanism 7,.
In conjunction with refer to the attached drawing 1, Fig. 4 and Fig. 5, which further includes the end cap flange locking being mounted on holder 1
With unlock driving mechanism 8, end cap locking includes locking and unlock guide pad 31 and locking and unlock drive shaft with unlocking mechanism 3
32, locking is adapted setting with the drive block 101 on rotary pressure vessel end cap with unlock drive shaft 32, and locking drives with unlock
Axis 32, which is locked by end cap flange and locks rotation end cover of pressure container flange by unlocking the driving of driving mechanism 8 or unlock, to be revolved
Turn end cover of pressure container flange.Wherein, the locking of end cap flange and unlock driving mechanism 8 are hydraulic cylinder or electro-motor.
In conjunction with refer to the attached drawing 1 and Fig. 3, longitudinal moving mechanism 5 includes vertical shift platform 51 and vertical shift stage driving 52, is indulged
It moves stage driving 52 to be mounted on vertical shift platform 51, vertical shift stage driving 52 controllably drives 51 edge of vertical shift platform
Guide rail mechanism 6 vertically moves.Wherein, vertical shift stage driving 52 is hydraulic cylinder or electro-motor.
Transverse moving mechanism 4 includes traversing platform 41 and traversing stage driving 42, and traversing platform 41 is arranged in vertical shift
On platform 51, traversing stage driving 42 is mounted on traversing platform 41, and traversing stage driving 42 controllably drives
The transverse shifting on vertical shift platform 51 of traversing platform 41.Wherein, traversing stage driving 42 is hydraulic cylinder or electronic horse
It reaches.
In conjunction with refer to the attached drawing 1 and Fig. 2, it is provided with mounting board ring 9 on rotary pressure vessel end cap, is opened up on 9 inner wall of mounting board ring
There are self-locking grooves 91；End cap clamps the Bolt with latching action 22 for including snap legs 21 with tripping-gear 2 and being arranged in snap legs 21；Mounting board
Column 21 is adapted setting with mounting board ring 9, and Bolt with latching action 22 is adapted setting with self-locking grooves 91.
Wedge-shaped jacking block 23 is provided in snap legs 21, one end of Bolt with latching action 22 and the inclined-plane sliding of wedge-shaped jacking block 23 connect
It touches；Wedge-shaped jacking block 23 is clamped with end cap to be connected with release driving mechanism 7, passes through the drive that end cap clamps and unclamps driving mechanism 7
It is dynamic and push wedge-shaped jacking block 23, it extend into self-locking grooves 91 to ejecting Bolt with latching action 22 and realizes locking.
One end that Bolt with latching action 22 is contacted with wedge-shaped jacking block 23 is arranged with resetting spring 24, is clamped and release when by end cap
When driving mechanism 7 drives and wedge-shaped jacking block 23 is pulled to exit, resetting spring 24 makes Bolt with latching action 22 be exited out of self-locking grooves 91,
Realize unlock.
Quick-opening device further includes the automatic control unit 10 mounted on holder 1, and automatic control unit 10 is clamped with end cap
It clamps with unlocking mechanism 3, transverse moving mechanism 4, longitudinal moving mechanism 5 and end cap and is driven with release with tripping-gear 2, end cap locking
7 signal transmission of motivation structure connects.
Each embodiment in this specification is described in a progressive manner, identical similar portion between each embodiment
Point just to refer each other, and the highlights of each of the examples are the differences with other embodiments.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within made by modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of quick-opening device of rotary pressure vessel, which is characterized in that including：Holder (1), end cap clamps and tripping-gear
(2), end cap locking and unlocking mechanism (3), transverse moving mechanism (4) and longitudinal moving mechanism (5)；
The longitudinal moving mechanism (5) is erected on the guide rail mechanism (6) for being installed on ground, transverse moving mechanism (4) position
In on the longitudinal moving mechanism (5), the holder (1) is installed on the transverse moving mechanism (4)；
The end cap is clamped with tripping-gear (2) and end cap locking and unlocking mechanism (3) before the holder (1)
End, the end cap clamp the end cap phase with tripping-gear (2) and the end cap locking and unlocking mechanism (3) and rotary pressure vessel
Adaptation setting；
It is provided with mounting board ring (9) on rotary pressure vessel end cap, self-locking grooves (91) are offered on mounting board ring (9) inner wall；
The end cap clamps the Bolt with latching action for including snap legs (21) with tripping-gear (2) and being arranged in the snap legs (21)
(22)；
The snap legs (21) are adapted setting, the Bolt with latching action (22) and the self-locking grooves (91) with the mounting board ring (9)
It is adapted setting.
2. the quick-opening device of rotary pressure vessel according to claim 1, which is characterized in that the quick-opening device is also
End cap including being mounted on the holder (1) clamps and unclamps driving mechanism (7), and the end cap clamps and tripping-gear (2)
The driving with release driving mechanism (7) is clamped by the end cap by clamp or release rotary pressure vessel end cap.
3. the quick-opening device of rotary pressure vessel according to claim 1, which is characterized in that the quick-opening device is also
Including the end cap flange locking being mounted on the holder (1) and unlock driving mechanism (8), the end cap locking and unlocking mechanism
(3) include locking and unlock guide pad (31) and locking and unlock drive shaft (32),
The locking is adapted setting with unlock drive shaft (32) with the drive block (101) on rotary pressure vessel end cap, described
Locking is locked by the end cap flange with unlock drive shaft (32) and locks rotational pressure by unlocking the driving of driving mechanism (8)
Container end flange or unlock rotary pressure vessel end cap flange.
4. the quick-opening device of rotary pressure vessel according to claim 1, which is characterized in that the longitudinal moving mechanism
(5) include vertical shift platform (51) and vertical shift stage driving (52),
The vertical shift stage driving (52) is mounted on the vertical shift platform (51), the vertical shift stage driving (52)
The vertical shift platform (51) is controllably driven to be vertically moved along the guide rail mechanism (6).
5. the quick-opening device of rotary pressure vessel according to claim 4, which is characterized in that the transverse moving mechanism
(4) include traversing platform (41) and traversing stage driving (42),
The traversing platform (41) is arranged on the vertical shift platform (51), and the traversing stage driving (42) is mounted on institute
It states on traversing platform (41), the traversing stage driving (42) controllably drives the traversing platform (41) described vertical
Move transverse shifting on platform (51).
6. the quick-opening device of rotary pressure vessel according to claim 2, which is characterized in that in the snap legs (21)
It is provided with wedge-shaped jacking block (23), the inclined-plane sliding contact of one end of the Bolt with latching action (22) and the wedge-shaped jacking block (23)；
It is described wedge shape jacking block (23) with the end cap clamp with unclamp driving mechanism (7) is connected, by the end cap clamping and
It unclamps the driving of driving mechanism (7) and pushes the wedge-shaped jacking block (23), institute is extend into eject the Bolt with latching action (22)
It states and realizes locking in self-locking grooves (91).
7. the quick-opening device of rotary pressure vessel according to claim 6, which is characterized in that the Bolt with latching action (22)
The one end contacted with the wedge-shaped jacking block (23) is arranged with resetting spring (24), is clamped and release driving machine when by the end cap
When structure (7) drives and the wedge-shaped jacking block (23) is pulled to exit, the resetting spring (24) so that the Bolt with latching action (22) from
It is exited in the self-locking grooves (91), realizes unlock.
8. the quick-opening device of rotary pressure vessel according to claim 7, which is characterized in that the quick-opening device is also
Automatic control unit (10) including being mounted on the holder (1), the automatic control unit (10) and the end cap clamp with
Tripping-gear (2), end cap locking and unlocking mechanism (3), the transverse moving mechanism (4), the longitudinal moving mechanism (5)
It clamps with the end cap and is connect with release driving mechanism (7) signal transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784966.8A CN106224545B (en) | 2016-08-31 | 2016-08-31 | A kind of quick-opening device of rotary pressure vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784966.8A CN106224545B (en) | 2016-08-31 | 2016-08-31 | A kind of quick-opening device of rotary pressure vessel |
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| Publication Number | Publication Date |
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| CN106224545A CN106224545A (en) | 2016-12-14 |
| CN106224545B true CN106224545B (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610784966.8A Active CN106224545B (en) | 2016-08-31 | 2016-08-31 | A kind of quick-opening device of rotary pressure vessel |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757935B (en) * | 2018-05-30 | 2019-10-22 | 冰山松洋生物科技(大连)有限公司 | A kind of pressure vessel of quick opening door mechanism of annulus crosswise joint |
| CN115320137B (en) * | 2022-10-12 | 2022-12-20 | 四川省简阳空冷器制造有限公司 | Autoclave |
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| US6009667A (en) * | 1997-09-30 | 2000-01-04 | Tokyo Electron Limited | Hinge mechanism for supporting the open-close cover of a vacuum-process apparatus |
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| CN204074037U (en) * | 2014-10-15 | 2015-01-07 | 上虞华伦化工有限公司 | The quick guide system of a kind of reactor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4288817B2 (en) * | 2000-02-02 | 2009-07-01 | 株式会社島津製作所 | Pressurizing device and liquid crystal injection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5890887A (en) * | 1996-08-16 | 1999-04-06 | Kenyon Marine, Inc. | Butane appliance with pressure vessel |
| US6009667A (en) * | 1997-09-30 | 2000-01-04 | Tokyo Electron Limited | Hinge mechanism for supporting the open-close cover of a vacuum-process apparatus |
| CN2570308Y (en) * | 2002-06-21 | 2003-09-03 | 马义联 | Vacuum shape-setting cottage steamer |
| CN201186903Y (en) * | 2007-11-19 | 2009-01-28 | 中国京冶工程技术有限公司 | Solid-state hot steel slag pressure self-extracting processing unit |
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| CN204074037U (en) * | 2014-10-15 | 2015-01-07 | 上虞华伦化工有限公司 | The quick guide system of a kind of reactor |
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|---|---|
| CN106224545A (en) | 2016-12-14 |
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