CN114477735B - Glass bubble filling and plugging device for level meter - Google Patents
Glass bubble filling and plugging device for level meter Download PDFInfo
- Publication number
- CN114477735B CN114477735B CN202210157078.9A CN202210157078A CN114477735B CN 114477735 B CN114477735 B CN 114477735B CN 202210157078 A CN202210157078 A CN 202210157078A CN 114477735 B CN114477735 B CN 114477735B
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- Prior art keywords
- filling
- frame
- piece
- telescopic
- glass
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/10—Forming beads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/02—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/78—Arrangements of storage tanks, reservoirs or pipe-lines
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention relates to the technical field of glass bubbles of gradienters, and provides a filling and blocking device for the glass bubbles of the gradienter, which comprises a positioning frame and a filling and blocking device, wherein the positioning frame and the filling and blocking device are arranged on a rack, the filling and blocking device is positioned on one side of the positioning frame, the filling and blocking device comprises a rotating frame, a filling device, a first telescopic part and a sintering plate, the filling device is arranged on the rotating frame and is used for filling the glass bubbles, a plurality of first telescopic parts are arranged on the rotating frame at intervals and rotate around the center of the rotating frame, the telescopic direction of the first telescopic part faces the center of the rotating frame, the sintering plate is arranged on the telescopic end of the first telescopic part, and a heating element is arranged on the sintering plate and is used for sintering and blocking the glass bubbles. Through above-mentioned technical scheme, the problem that the glass bubble filling shutoff among the prior art is extravagant serious and production efficiency is low has been solved.
Description
Technical Field
The invention relates to the technical field of glass bubbles of gradienters, in particular to a filling and blocking device for the glass bubbles of the gradienters.
Background
The bubble level meter is mainly used for leveling measurement, and whether a measured object is at a set angle is judged by observing the position of the middle bubble. The bubble used by the level gauge is a glass bubble, the inside of the glass bubble is generally filled with ether or alcohol, a certain bubble space is reserved, and the level is measured through the movement of the bubble in the glass bubble.
In the prior art, glass bubbles are generally manufactured by hands, a worker firstly manufactures the glass bubbles with a water injection port, then water is injected, the water injection needs to be filled, then a certain amount of water is pumped, the size of the pumped amount of water is equal to that of the bubble space, and sintering and sealing are carried out; the sintering time and temperature need to be controlled during sintering, and once the glass bubbles are scrapped due to errors, workers need to have rich experience, the operation process is full, and the requirement on operators is high; but the experienced workers also have high rejection rate, serious waste and low production efficiency.
Disclosure of Invention
The invention provides a glass bubble filling and plugging device for a level meter, which solves the problems of serious waste and low production efficiency of glass bubble filling and plugging in the related technology.
The technical scheme of the invention is as follows:
the glass bubble filling and blocking device for the level gauge comprises
A machine frame, a plurality of guide rails and a plurality of guide rails,
a positioning frame which is rotatably arranged on the frame and is used for positioning the glass bubbles,
the filling and plugging device is arranged on the rack and positioned on one side of the positioning frame, and comprises
A rotating frame arranged on the machine frame,
a filling device arranged on the rotating frame and used for filling glass bubbles,
a plurality of first telescopic pieces which are arranged on the rotating frame at intervals and rotate around the center of the rotating frame, the telescopic direction of the first telescopic pieces faces to the center of the rotating frame,
the sintering plate is arranged on the telescopic end of the first telescopic piece, and a heating piece is arranged on the sintering plate and used for sintering the glass bubbles.
As a further technical scheme, the sintering plate is also provided with a cooling piece which is positioned below the heating piece and used for cooling the glass bubbles.
As a further technical scheme, the cooling piece is cooled by water and also comprises
And the containing piece is positioned below the cooling piece and used for containing water after cooling.
As a further technical scheme, the filling device comprises
A sliding frame arranged on the rotating frame,
the filling piece is arranged on the sliding frame in a sliding way and is used for filling the glass bubbles,
and the suction piece is arranged on the sliding frame in a sliding manner and is used for sucking redundant filling liquid.
As a further technical solution, the filling device further comprises
A sliding plate slidably disposed on the sliding frame,
a second telescopic member provided on the sliding plate,
the lifting plate is arranged at the telescopic end of the second telescopic piece, and the filling piece and the suction piece are arranged on the sliding frame through the lifting plate.
As a further technical scheme, the sliding frame is rotatably arranged on the rotating frame, and the filling device further comprises a leveling piece which is arranged on the lifting plate and used for leveling the sintered glass bubbles.
As a further technical proposal, the method also comprises
And the storage piece is arranged on the rotating frame, is positioned below the sliding frame and is used for storing the filling liquid.
As a further technical scheme, the positioning frame comprises
A third telescopic part hinged on the frame,
the positioning seat is rotatably arranged on the rack, the telescopic end of the third telescopic piece is hinged to the positioning seat, the third telescopic piece drives the positioning seat to rotate, and the positioning seat is positioned below the filling piece after rotating.
As a further technical scheme, the positioning frame further comprises
The blocking piece is arranged on the rack and located below the filling piece, and the positioning seat is abutted to the blocking piece after rotating.
As a further technical proposal, the method also comprises
And the conveying device is positioned on one side of the rack and used for conveying the glass bubbles to the positioning frame.
The working principle and the beneficial effects of the invention are as follows:
the glass bubble of spirit level need can use after filling and sealing, and filling shutoff process among the prior art is all gone on through the manual work, need pass through the alcohol blast burner sintering at the shutoff in-process, because the filling of glass bubble the inside is flammable liquid, and sintering temperature is too high or sintering time overlength will cause the burning of liquid in the glass bubble, then the circumstances such as explosion, produce danger.
In the invention, the filling and plugging device is designed according to the solution idea, and filling and plugging are carried out automatically. Specifically, a positioning frame is rotatably arranged on a rack, a filling and blocking device is arranged on the rack and positioned on one side of the positioning frame, the glass bubbles are positioned through the positioning frame, and the glass bubbles are positioned below the filling and blocking device after being positioned; the filling and blocking device comprises a rotating frame, a filling device and a sintering plate, the filling device is used for filling after the glass bubbles are positioned, the glass bubbles are filled firstly, then liquid with the required bubble volume is extracted, then the sintering plate is used for sintering, the sintering plate is rotatably arranged on the rotating frame through a first telescopic piece, and the sintering plate rotates when the glass bubbles are sintered, so that the glass bubbles can be uniformly heated, the glass bubbles can be sintered better and faster, and the phenomenon that the liquid in the glass bubbles is combusted or even exploded due to long-time sintering is avoided; and carry out the filling shutoff through equipment, even take place the burning phenomenon, also can avoid operating personnel to be injured, maximum protection operating personnel.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the filling and blocking device of the present invention;
FIG. 3 is a top view of the filling and sealing device of the present invention;
FIG. 4 is a cross-sectional view of the filling and sealing device of the present invention;
in the figure: 1. frame, 2, locating rack, 3, filling plugging device, 4, rotating turret, 5, filling device, 6, first extensible member, 7, sintered plate, 8, heating member, 9, cooling piece, 10, hold a piece, 11, carriage, 12, filling piece, 13, the piece of drawing, 14, the sliding plate, 15, the second extensible member, 16, the lifter plate, 17, floating piece, 18, store the piece, 19, the third extensible member, 20, the positioning seat, 21, stop, 22, conveyor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 4, the present embodiment proposes
The glass bubble filling and blocking device 3 of the level gauge comprises
The machine frame (1) is provided with a machine frame,
a positioning frame 2 which is rotatably arranged on the frame 1 and is used for positioning the glass bubbles,
a filling and blocking device 3 arranged on the frame 1 and positioned on one side of the positioning frame 2, wherein the filling and blocking device 3 comprises
A rotating frame 4 arranged on the frame 1,
a filling device 5 arranged on the rotating frame 4 and used for filling glass bubbles,
a plurality of first telescopic pieces 6 which are arranged on the rotating frame 4 at intervals and rotate around the center of the rotating frame 4, the telescopic direction of the first telescopic pieces 6 faces to the center of the rotating frame 4,
and the sintering plate 7 is arranged on the telescopic end of the first telescopic member 6, and the sintering plate 7 is provided with a heating member 8 for sintering the glass bubbles.
The glass bubble of spirit level need can use after filling and sealing, and filling shutoff process among the prior art is all gone on through the manual work, need pass through the alcohol blast burner sintering at the shutoff in-process, because the filling of glass bubble the inside is flammable liquid, and sintering temperature is too high or sintering time overlength will cause the burning of liquid in the glass bubble, then the circumstances such as explosion, produce danger.
In this embodiment, the solution thinking is to design a filling plugging device, carries out the filling shutoff through the automation. Specifically, a positioning frame 2 is rotatably arranged on a rack 1, a filling and blocking device 3 is arranged on the rack 1 and located on one side of the positioning frame 2, glass bubbles are positioned through the positioning frame 2, and the glass bubbles are located below the filling and blocking device 3 after being positioned; the filling and blocking device 3 comprises a rotating frame 4, a filling device 5 and a sintering plate 7, the filling device 5 is filled after the glass bubbles are positioned, the glass bubbles are filled firstly, then liquid with the required bubble volume is extracted, then sintering is carried out through the sintering plate 7, the sintering plate 7 is rotatably arranged on the rotating frame 4 through a first telescopic piece 6, the sintering plate 7 rotates when the glass bubbles are sintered, the glass bubbles can be uniformly heated, the glass bubbles can be sintered better and more quickly, and the phenomenon that the liquid in the glass bubbles is combusted or even explodes due to long-time sintering is avoided; and carry out the filling shutoff through equipment, even take place the burning phenomenon, also can avoid operating personnel to be injured, furthest protection operating personnel.
Furthermore, the sintering plate 7 is also provided with a cooling member 9 which is positioned below the heating member 8 and used for cooling the glass bubbles.
In the embodiment, in order to further ensure that the glass bubbles are better blocked, the sintering plate 7 is provided with the heating element 8 and the cooling element 9, the glass bubbles are sintered by the heating element 8, and the cooling element 9 cools the glass bubbles below the sintering part, so that the temperature of liquid in the glass bubbles is not too high; but also avoids the deformation of the glass bubble below the sintering part due to overhigh temperature and ensures the precision of the glass bubble.
Further, the cooling part 9 is cooled by water and also comprises
And the containing part 10 is positioned below the cooling part 9 and used for containing the cooled water.
In this embodiment, in order to guarantee the cooling effect, cooling 9 is the water-cooling, is provided with the piece 10 that holds of retrieving cooling water in cooling 9 below, collects the recovery through the water that holds 10 and use the cooling, when waiting recovery water temperature degree to resume original temperature, can be used for cooling again to the glass bubble.
Further, the filling device 5 comprises
A sliding frame 11, which is arranged on the rotating frame 4,
a filling piece 12 which is arranged on the sliding frame 11 in a sliding way and is used for filling glass bubbles,
and the suction piece 13 is arranged on the sliding frame 11 in a sliding mode and is used for sucking the redundant filling liquid.
In this embodiment, a structure of the filling device 5 is introduced, the filling device 5 includes a sliding frame 11, a filling part 12 and an absorbing part 13, the filling part 12 and the absorbing part 13 are slidably disposed on the sliding frame 11, the filling part 12 fills the glass bubbles, and after filling, the absorbing part 13 absorbs liquid with a volume equal to that of the bubbles and then seals the bubbles.
Further, the filling device 5 further comprises
A sliding plate 14, which is slidably disposed on the sliding frame 11,
a second telescopic member 15, provided on the sliding plate 14,
and the lifting plate 16 is arranged at the telescopic end of the second telescopic piece 15, and the filling piece 12 and the suction piece 13 are arranged on the sliding frame 11 through the lifting plate 16.
In this embodiment, the sliding plate 14 is slidably disposed on the sliding frame 11, the second extensible member 15 is disposed on the sliding plate 14, the filling member 12 and the suction member 13 are disposed on the lifting plate 16, the second extensible member 15 drives the filling member 12 and the suction member 13 to lift through the lifting plate 16, and when the positioning frame 4 drives the glass bubbles to be positioned, the filling device 5 does not interfere with the glass bubbles.
Furthermore, the sliding frame 11 is rotatably arranged on the rotating frame 4, and the filling device 5 also comprises
And the leveling piece 17 is arranged on the lifting plate 16 and is used for leveling the sintered glass bubbles.
In this embodiment, in order to make glass bubble sintering back, will seal the department and float, carriage 11 rotates and sets up on rotating turret 4, and floating piece 17 sets up on lifter plate 16, and after the sintering, second extensible member 15 drives floating piece 17 butt in sintering department, and carriage 11 rotates and drives floating piece 17 and rotate, and floating piece 17 is floated with the sintering mouth, and sintering mouth department is more level and more smooth.
Further, it also includes
And a storage member 18 disposed on the turret 4 below the sliding frame 11, for storing the filling liquid.
In this embodiment, the storage member 18 is disposed on the rotating frame 4 below the sliding frame 11, and the filling member 12 draws liquid from the storage member 18 and fills the liquid; the suction piece 13 sucks liquid and then releases the liquid into the storage piece 18 for reuse, thereby saving resources.
Further, the positioning frame 2 comprises
A third telescopic element 19, hinged on the frame 1,
the positioning seat 20 is rotatably arranged on the rack 1, the telescopic end of the third telescopic member 19 is hinged to the positioning seat 20, the third telescopic member 19 drives the positioning seat 20 to rotate, and the positioning seat 20 is positioned below the potting part 12 after rotating.
In this embodiment, the positioning frame 2 includes a third telescopic member 19 and a positioning seat 20, two ends of the third telescopic member 19 are respectively hinged to the positioning seat 20 and the rack 1, the positioning seat 20 is rotatably disposed on the rack 1, and the third telescopic member 19 drives the positioning seat 20 to rotate on the rack 1; have the locating plate on the positioning seat 20, locating plate and glass bubble looks adaptation, glass bubble water injection hole are located the top, conveniently carry out filling and shutoff.
Further, the positioning frame 2 also comprises
And the blocking piece 21 is arranged on the frame 1 and is positioned below the potting piece 12, and the positioning seat 20 is abutted against the blocking piece 21 after rotating.
In this embodiment, stop piece 21 and set up in frame 1, and positioning seat 20 rotates the back and stops piece 21 butt, fixes glass bubble location, and glass bubble skew etc. when preventing to carry out the filling shutoff to glass bubble leads to filling shutoff failure, extravagant glass bubble.
Further, also comprises
And the conveying device 22 is positioned on one side of the frame 1 and is used for conveying the glass bubbles to the positioning frame 2 through the conveying device 22.
In the embodiment, in order to convey the glass bubbles, the conveying device 22 is positioned at one side of the rack 1, and the glass bubbles are conveyed to the positioning frame 2 through the conveying device 22; the conveying device 22 is provided with a fixing groove for fixing the glass bubbles and preventing the glass bubbles from rolling and changing positions in the conveying process; on carrying locating rack 2 that glass bubble can be better, glass bubble of each fixed slot fixed guarantees that the glass bubble direction is fixed, and back on locating rack 2 was carried to the glass bubble, when locating rack 2 location glass bubble, the assurance was glass bubble water injection hole towards filling device 5.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The glass bubble filling and blocking device for the level gauge is characterized by comprising
A machine frame (1),
a positioning frame (2) which is rotatably arranged on the frame (1) and is used for positioning the glass bubbles,
the filling and blocking device (3) is arranged on the rack (1) and positioned on one side of the positioning frame (2), and the filling and blocking device (3) comprises
A rotating frame (4) arranged on the frame (1),
a filling device (5) arranged on the rotating frame (4) and used for filling glass bubbles,
a plurality of first telescopic pieces (6) which are arranged on the rotating frame (4) at intervals and rotate around the center of the rotating frame (4), wherein the telescopic direction of the first telescopic pieces (6) faces to the center of the rotating frame (4),
the sintering plate (7) is arranged on the telescopic end of the first telescopic part (6), and a heating element (8) is arranged on the sintering plate (7) and used for sintering and blocking the glass bubbles;
the sintering plate (7) is also provided with a cooling part (9) which is positioned below the heating part (8) and used for cooling the glass bubbles, the cooling part (9) is cooled by water,
also comprises
And the containing part (10) is positioned below the cooling part (9) and is used for containing the cooled water.
2. Level vial glass bubble filling and blocking device according to claim 1, characterized in that the filling device (5) comprises
A sliding rack (11) arranged on the rotating rack (4),
a filling part (12) arranged on the sliding frame (11) in a sliding way and used for filling glass bubbles,
and the suction piece (13) is arranged on the sliding frame (11) in a sliding manner and is used for sucking redundant filling liquid.
3. The level vial glass bubble filling and blocking device according to claim 2, wherein the filling device (5) further comprises
A sliding plate (14) arranged on the sliding frame (11) in a sliding way,
a second telescopic member (15) arranged on the sliding plate (14),
the lifting plate (16) is arranged at the telescopic end of the second telescopic piece (15), and the filling piece (12) and the suction piece (13) are arranged on the sliding frame (11) through the lifting plate (16).
4. The glass bubble filling and blocking device for a level according to claim 3, wherein the sliding rack (11) is rotatably arranged on the rotating rack (4), and the filling device (5) further comprises
And the leveling piece (17) is arranged on the lifting plate (16) and is used for leveling the sintered glass bubbles.
5. The level glass bubble filling and blocking device of claim 2, further comprising
And the storage part (18) is arranged on the rotating frame (4), is positioned below the sliding frame (11) and is used for storing the filling liquid.
6. Level vial glass bubble filling and blocking device according to claim 2, characterized in that the positioning frame (2) comprises
A third telescopic member (19) hinged on the frame (1),
the positioning seat (20) is rotatably arranged on the rack (1), the telescopic end of the third telescopic piece (19) is hinged to the positioning seat (20), the third telescopic piece (19) drives the positioning seat (20) to rotate, and the positioning seat (20) is positioned below the filling piece (12) after being rotated.
7. The level glass bubble filling and blocking device according to claim 6, wherein the positioning frame (2) further comprises
The blocking piece (21) is arranged on the rack (1) and located below the filling piece (12), and the positioning seat (20) abuts against the blocking piece (21) after rotating.
8. The level vial glass bubble filling and blocking device (3) of claim 1, further comprising
And the conveying device (22) is positioned on one side of the rack (1), and the glass bubbles are conveyed to the positioning frame (2) through the conveying device (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157078.9A CN114477735B (en) | 2022-02-21 | 2022-02-21 | Glass bubble filling and plugging device for level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157078.9A CN114477735B (en) | 2022-02-21 | 2022-02-21 | Glass bubble filling and plugging device for level meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114477735A CN114477735A (en) | 2022-05-13 |
| CN114477735B true CN114477735B (en) | 2022-08-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210157078.9A Active CN114477735B (en) | 2022-02-21 | 2022-02-21 | Glass bubble filling and plugging device for level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114477735B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH582347A5 (en) * | 1975-08-08 | 1976-11-30 | Willers Ag | Illuminated levelling instrument with bubble - has illuminating body in cut-out of housing and is surrounded by screening material |
| EP0715342A2 (en) * | 1994-11-30 | 1996-06-05 | Heraeus Quarzglas GmbH | Single-wafer heat-treatment apparatus and method of manufacturing reactor vessel used for same |
| JP2001116460A (en) * | 1999-10-18 | 2001-04-27 | Toshiba Corp | Sealing device of rotary furnace |
| WO2012159632A1 (en) * | 2011-05-26 | 2012-11-29 | Vestergaard Frandsen Sa | Sintered glass for release of nutrients or other agents |
| CN207876115U (en) * | 2017-12-25 | 2018-09-18 | 杭州联盛量具制造有限公司 | The air-actuated jaw of the full-automatic filling apparatus of horizon rule bubble pipe |
-
2022
- 2022-02-21 CN CN202210157078.9A patent/CN114477735B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH582347A5 (en) * | 1975-08-08 | 1976-11-30 | Willers Ag | Illuminated levelling instrument with bubble - has illuminating body in cut-out of housing and is surrounded by screening material |
| EP0715342A2 (en) * | 1994-11-30 | 1996-06-05 | Heraeus Quarzglas GmbH | Single-wafer heat-treatment apparatus and method of manufacturing reactor vessel used for same |
| JP2001116460A (en) * | 1999-10-18 | 2001-04-27 | Toshiba Corp | Sealing device of rotary furnace |
| WO2012159632A1 (en) * | 2011-05-26 | 2012-11-29 | Vestergaard Frandsen Sa | Sintered glass for release of nutrients or other agents |
| CN207876115U (en) * | 2017-12-25 | 2018-09-18 | 杭州联盛量具制造有限公司 | The air-actuated jaw of the full-automatic filling apparatus of horizon rule bubble pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114477735A (en) | 2022-05-13 |
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