CN112934116A - Explosion-proof autoclave that facilitates use - Google Patents
Explosion-proof autoclave that facilitates use Download PDFInfo
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- CN112934116A CN112934116A CN202110129360.1A CN202110129360A CN112934116A CN 112934116 A CN112934116 A CN 112934116A CN 202110129360 A CN202110129360 A CN 202110129360A CN 112934116 A CN112934116 A CN 112934116A
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- feed cylinder
- backup pad
- drive
- cylinder
- worm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/02—Feed or outlet devices therefor
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Abstract
The application relates to the field of industrial processing, in particular to an explosion-proof high-pressure kettle which is convenient to use, it includes the support frame, it is connected with the feed cylinder to rotate on the support frame, be connected with the end cover on the feed cylinder, the support frame includes two parallel arrangement first backup pads and connects the second backup pad between two first backup pads, the vertical setting of second backup pad just is located one side of feed cylinder, two first backup pads are close to feed cylinder one side and all rotate and are connected with the connecting rod, first backup pad one end and feed cylinder fixed connection are kept away from to the connecting rod, be provided with drive feed cylinder pivoted drive arrangement between second backup pad and the feed cylinder, drive arrangement is including articulating the drive actuating cylinder that drives that the second backup pad is close to feed cylinder one side, fixed connection is close to the drive disk block of second backup pad one side at the feed cylinder, the piston rod that drives actuating cylinder is articulated with the drive. The application has the effect of facilitating the use of the explosion-proof high-pressure kettle.
Description
Technical Field
The application relates to the field of industrial processing, in particular to an explosion-proof high-pressure kettle convenient to use.
Background
An autoclave refers to a reactor operating under high pressure, consisting of a reaction vessel, a stirrer and conventional systems, a cooling system, safety devices, a heating furnace, etc.
Chinese patent with publication number CN103752215B discloses an autoclave, which comprises a support and a frame connected with the support through a slide rail, wherein an upper cover is arranged at the top end of the inner side of the frame, the upper cover and the frame are of an integrated structure, a charging bucket is arranged below the upper cover, and the charging bucket and the upper cover are of a wedge self-locking structure.
Aiming at the related technology, the inventor thinks that the autoclave upper cover is fixed on the frame, when in use, the charging bucket needs to be moved in the frame, because the reaction materials are placed in the charging bucket, the charging bucket has heavier mass, so the moving of the charging bucket on the frame is troublesome, the charging bucket is inconvenient to take out and carry after the reaction is finished, and the defect of inconvenient use exists.
Disclosure of Invention
In order to improve that the removal material jar is placed comparatively troublesome on the frame, take out the also inconvenient defect of transport material jar after the reaction is accomplished, this application provides an explosion-proof autoclave that facilitates use.
The explosion-proof autoclave convenient to use provided by the application adopts the following technical scheme:
an explosion-proof autoclave convenient to use comprises a support frame, wherein a material cylinder is rotatably connected to the support frame, an end cover is connected to the material cylinder, the support frame comprises two first support plates which are arranged in parallel and a second support plate connected between the two first support plates, the second support plate is vertically arranged and positioned at one side of the material cylinder, one side, close to the material cylinder, of the two first support plates is rotatably connected with connecting rods, the two connecting rods are coaxially arranged, one end, far away from the first support plate, of the connecting rod is fixedly connected with the material cylinder, a driving device for driving the material cylinder to rotate is arranged between the second support plate and the material cylinder, the driving device comprises a driving air cylinder hinged at one side, close to the material cylinder, of the second support plate and a driving block fixedly connected at one side, close to the second support plate, a piston, the driving block is located at one end of the bottom of the charging barrel, and a limiting assembly is arranged between the charging barrel and the end cover.
Through adopting above-mentioned technical scheme, place the feed cylinder on the support frame, through the rotation of the connecting rod of feed cylinder both sides in first backup pad, make the feed cylinder can use the bracing piece to rotate as the centre of a circle, through the rotation of feed cylinder, make things convenient for the material of reaction to put into and take out in the feed cylinder, drive actuating cylinder through driving in the drive arrangement and drive the driver block and rotate, thereby drive the feed cylinder and rotate, make things convenient for the feed cylinder to incline and pour out the reactant after the reaction is accomplished, thereby the angle through driving actuating cylinder can adjust the feed cylinder makes things convenient for the use of explosion-proof autoclave.
Optionally, the connecting rod passes fixedly connected with limiting plate behind the first backup pad, the limiting plate with the lateral wall of one side of the feed cylinder is kept away from to first backup pad rotates the butt.
Through adopting above-mentioned technical scheme, connect the limiting plate after the connecting rod passes first backup pad, it is spacing with the connecting rod through the limiting plate, reduce the possibility that the feed cylinder rocked when rotating, further make things convenient for the use of feed cylinder.
Optionally, the feed cylinder lateral wall fixedly connected with gag lever post, the gag lever post is on a parallel with the connecting rod setting, the arc groove has been seted up to first backup pad near feed cylinder one side, the arc groove is for using the connecting rod as the centre of a circle, and the gag lever post is radial arc wall, the gag lever post is in spacing removal in the arc groove.
Through adopting above-mentioned technical scheme, through the slip of gag lever post in the arc inslot, it is spacing when rotating the feed cylinder, stability when improving the feed cylinder and rotating, when driving actuating cylinder and driving the feed cylinder and rotate, the unstable possibility of feed cylinder.
Optionally, the limiting assembly comprises a first connecting block fixedly connected to the end cover and a second connecting block fixedly connected to the material barrel, the first connecting block is far away from the end cover one end fixedly connected with butt block, the butt block rotates in one side and the second connecting block, a clamping strip is arranged on the butt block in a sliding mode, a clamping groove is formed in one side, close to the butt block, of the second connecting block, and the clamping strip is in a plugging fit with the clamping groove.
Through adopting above-mentioned technical scheme, the first connecting block of fixed connection on the end cover, through the butt of first connecting block and second connecting block to slide on the butt piece and set up the card strip, will block the strip and peg graft the cooperation in the draw-in groove that the second is connected, connect end cover and feed cylinder, make the connection of end cover and feed cylinder more convenient.
Optionally, an installation groove is formed in the abutting block, a worm is connected to the installation groove in a rotating mode, the worm is parallel to the clamping strip, the worm is meshed with a worm wheel, a gear is fixedly connected to one side of the worm wheel and coaxially rotates with the worm wheel, a rack is meshed on one side of the gear and is parallel to the worm, and one end of the rack is fixedly connected with the clamping strip.
Through adopting above-mentioned technical scheme, set up the mounting groove on the butt piece, and at the internal rotation of mounting groove connection worm, rotate through worm drive worm wheel, the worm wheel drives the gear revolve that is located worm wheel one side, thereby make the rack with gear engagement remove, through the fixed connection of rack and card strip, thereby make the card strip slide, with the draw-in groove cooperation of pegging graft, drive through worm gear, because worm gear's self-locking function, can only worm drive worm wheel, worm wheel drive has not had the worm, thereby reduce card strip cooperation of pegging graft and connect unstable possibility behind the draw-in groove.
Optionally, one end of the worm penetrates through the side wall of the mounting groove and then is fixedly connected with a hand wheel.
Through adopting above-mentioned technical scheme, through at worm one end fixed connection hand wheel, can rotate the worm through the hand wheel to the grafting cooperation and the separation of drive card strip and draw-in groove make the connection of end cover more convenient, thereby make things convenient for the use of explosion-proof autoclave.
Optionally, a plurality of sets of limiting assemblies are arranged between the barrel and the end cover.
Through adopting above-mentioned technical scheme, through setting up the multiunit with spacing subassembly between feed cylinder and end cover, can improve the stability of being connected between feed cylinder and the end cover, reduce the unstable possibility of connecting between feed cylinder and the end cover during reaction, improve the effect of explosion-proof autoclave's use.
Optionally, the end cover is close to a plurality of stoppers of feed cylinder one end fixedly connected with, the feed cylinder is close to a plurality of spacing grooves of end cover one side fixedly connected with, the stopper cooperation of pegging graft is at the spacing inslot.
Through adopting above-mentioned technical scheme, through stopper grafting cooperation convenient before end cover and feed cylinder are connected to the end cover fix a position the inserted groove, make things convenient for the connection of spacing subassembly, make the use of explosion-proof autoclave more convenient.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the reaction materials in the charging barrel can be conveniently put in and taken out through the rotation of the charging barrel, the driving air cylinder in the driving device drives the driving block to rotate, so that the charging barrel is driven to rotate, the charging barrel can be inclined to pour out the reactants after the reaction is finished, and the angle of the charging barrel can be adjusted through the driving air cylinder, so that the use of the charging barrel is facilitated;
2. the worm is rotatably connected in the mounting groove, the worm gear is driven to rotate through the worm, the worm gear drives the gear on one side of the worm gear to rotate, so that the rack meshed with the gear moves, the clamping strip slides through the fixed connection of the rack and the clamping strip and is in plug fit with the clamping groove, the worm gear can only drive the worm through the self-locking function of the worm gear, and the worm can not be driven by the worm gear, so that the possibility of unstable connection of the clamping strip after the clamping strip is in plug fit with the clamping groove is reduced;
3. the limiting block is inserted and matched in the insertion groove, so that the end cover is conveniently positioned before the end cover and the charging barrel are connected, the limiting assembly is conveniently connected, and the explosion-proof high-pressure kettle is more convenient to use.
Drawings
FIG. 1 is a schematic diagram of the construction of an explosion-proof autoclave of the type conveniently used in the examples of the present application.
FIG. 2 is a schematic front view of an explosion-proof autoclave of the type conveniently used in the examples of the present application.
Fig. 3 is a schematic structural diagram of one side of the connecting rod in the embodiment of the present application.
Figure 4 is a cross-sectional view of a stop assembly in an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a limiting assembly in the embodiment of the present application.
FIG. 6 is a cross-sectional view of an explosion-proof autoclave of the type conveniently used in the examples of the present application.
Description of reference numerals: 1. a support frame; 2. a charging barrel; 3. an end cap; 4. a first support plate; 5. a second support plate; 6. a connecting rod; 7. a drive device; 8. a driving cylinder; 9. a drive block; 10. a limiting component; 11. a limiting plate; 12. a limiting rod; 13. an arc groove; 14. a first connection block; 15. a second connecting block; 16. a butting block; 17. clamping the strip; 18. a card slot; 19. mounting grooves; 20. a worm; 21. a worm gear; 22. a gear; 23. rotating the rod; 24. a rack; 25. a hand wheel; 26. a limiting block; 27. a limiting groove; 28. and (7) mounting frames.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses an explosion-proof autoclave convenient to use. Referring to fig. 1, an explosion-proof autoclave that facilitates use includes support frame 1, rotates on support frame 1 and is provided with feed cylinder 2, can dismantle on the feed cylinder 2 and be connected with end cover 3, is provided with drive feed cylinder 2 pivoted drive arrangement 7 on the support frame 1, is provided with spacing subassembly 10 between feed cylinder 2 and the end cover 3.
Referring to fig. 1 and 2, support frame 1 includes two vertical settings's first backup pad 4, fixed connection is at second backup pad 5 between two first backup pads 4, two mutual parallel arrangement of first backup pad 4, and feed cylinder 2 sets up between two first backup pads 4, and two relative one sides of first backup pad 4 all rotate and are connected with connecting rod 6, and connecting rod 6 keeps away from 4 one ends of its first backup pad and 2 fixed connection of feed cylinder of connecting, and two coaxial settings of connecting rod 6.
Referring to fig. 1 and 2, connecting rod 6 passes fixedly connected with limiting plate 11 behind the first backup pad 4, and 11 faces of limiting plate are circular setting, and limiting plate 11 is close to first backup pad 4 one side and rotates with first backup pad 4 and contradicts, contradicts through the rotation of limiting plate 11 and first backup pad 4, improves the stability when connecting rod 6 rotates, stability when further improving the upset of feed cylinder 2.
Referring to fig. 1 and 2, in order to improve the stability of connecting rod 6 when rotating, go back two gag lever post 12 of fixedly connected with on the feed cylinder 2, gag lever post 12 is cylindrical setting, arc groove 13 has all been seted up to two relative one sides of first backup pad 4, arc groove 13 is for using connecting rod 6 as the centre of a circle, the distance is radial arc wall between connecting rod 6 and the gag lever post 12, when feed cylinder 2 rotates, gag lever post 12 removes in arc groove 13, the lateral wall and the 13 lateral walls butt of arc groove of gag lever post 12.
Referring to fig. 3, the driving device 7 is disposed between the material cylinder 2 and the second supporting plate 5, the driving device 7 includes a driving cylinder 8 disposed on one side of the second supporting plate 5 close to the material cylinder 2, and a driving block 9 fixedly connected to one side of the material cylinder 2 close to the second supporting plate 5, a cylinder body of the driving cylinder 8 is hinged to the second supporting plate 5, a hinge of the driving cylinder 8 and the second supporting plate 5 is disposed at a central position of the second supporting plate 5, a piston rod of the driving cylinder 8 is hinged to the driving block 9, the driving block 9 is disposed at one end of the material cylinder 2 close to the bottom, and a center line of the driving cylinder 8 is disposed on the same plane as a center line of the.
Referring to fig. 3, when feed cylinder 2 is vertical to be set up, the piston rod that drives actuating cylinder 8 is tensile state, and when the piston rod shrink that drives actuating cylinder 8, it is rotatory along connecting rod 6 to drive feed cylinder 2, makes things convenient for the material in the feed cylinder 2 to put into and take out.
Referring to fig. 3, spacing subassembly 10 includes first connecting block 14 of fixed connection on end cover 3, second connecting block 15 of fixed connection on feed cylinder 2, first connecting block 14 is square setting, second connecting block 15 also is square setting, the relative one side looks butt of first connecting block 14 and second connecting block 15, first connecting block 14 keeps away from 3 one end fixedly connected with butt pieces 16 of end cover, butt piece 16 is square setting, butt piece 16 is close to first connecting block 14 one side and the 15 butt of second connecting block.
Referring to fig. 4, a clamping strip 17 is slidably connected to the abutting block 16, a clamping groove 18 is formed in one side of the second connecting block 15, which is close to the abutting block 16, and the clamping strip 17 is slidably inserted into the clamping groove 18.
Referring to fig. 4 and 5, mounting groove 19 has been seted up on butt joint piece 16, mounting groove 19 is square setting, 19 internal rotations in mounting groove are connected with worm 20, worm 20 is on a parallel with card strip 17 and sets up, worm 20 one side meshing has worm wheel 21, worm wheel 21 internal fixation wears to be equipped with dwang 23, dwang 23 rotates and connects at 19 lateral walls in mounting groove, the fixed cover is equipped with gear 22 on dwang 23, gear 22 and the coaxial fixed rotation of worm wheel 21, gear 22 one side meshing has rack 24, rack 24 one end and card strip 17 fixed connection, rack 24 and the setting of card strip 17 collineation, the rack is kept away from card strip one end and is worn to establish at.
Referring to fig. 4 and 5, one end of the worm 20, which is far away from the material cylinder 2, penetrates through the mounting groove 19 and then is fixedly connected with a hand wheel 25, the worm 20 is driven to rotate by rotating the hand wheel 25, so that the worm wheel 21 meshed with the worm 20 is rotated, the gear 22 is further driven to rotate, the gear 22 drives the rack 24 meshed with the gear 22 to slide, finally, the rack 24 drives the clamping strip 17 to slide and is in inserting fit with the clamping groove 18, the stability of connection between the clamping strip 17 and the clamping groove 18 is improved through the self-locking characteristic of the worm 20 and the worm wheel 21, and the possibility of looseness of the clamping strip 17 and.
Referring to fig. 1 and 6, spacing subassembly 10 is provided with the multiunit between feed cylinder 2 and end cover 3, and the spacing subassembly 10 of multiunit all arranges along 3 lateral wall circumferencial direction equidistance of end cover, sets up the stability that the spacing subassembly 10 of multiunit can further improve being connected between feed cylinder 2 and the end cover 3.
Referring to fig. 4 and 6, in order to further facilitate the connection of end cover 3 and feed cylinder 2, end cover 3 is close to a plurality of stopper 26 of feed cylinder 2 one side fixedly connected with, feed cylinder 2 is close to end cover 3 one side and has seted up a plurality of spacing grooves 27 corresponding to the position, stopper 26 is pegged graft the cooperation in spacing groove 27, connect earlier through stopper 26 and spacing groove 27 before spacing subassembly 10 connects, make card strip 17 and draw-in groove 18 align, connecting end cover 3 and feed cylinder 2 through spacing subassembly 10, facilitate the connection of end cover 3.
The implementation principle of the embodiment of the application is as follows: through rotating feed cylinder 2 and setting up on support frame 1, it drives actuating cylinder 8 to articulate in second backup pad 5, drive feed cylinder 2 and wind the upset of connecting rod 6 through driving actuating cylinder 8, make things convenient for the blowing of feed cylinder 2 and get the material, can also adjust the angle of feed cylinder 2 through driving actuating cylinder 8, make things convenient for the use of explosion-proof autoclave, connect end cover 3 and feed cylinder 2 through spacing subassembly 10, worm wheel 21 and worm 20 in the spacing subassembly 10 have the auto-lock effect, can improve the stability of being connected between card strip 17 and the draw-in groove 18, and make things convenient for the connection of end cover 3 and feed cylinder 2, make the use of explosion-proof autoclave more convenient.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. An explosion-proof autoclave convenient to use is characterized in that: including support frame (1), it is connected with feed cylinder (2) to rotate on support frame (1), be connected with end cover (3) on feed cylinder (2), support frame (1) includes two parallel arrangement first backup pad (4) and second backup pad (5) of connection between two first backup pad (4), vertical setting of second backup pad (5) just is located one side of feed cylinder (2), two first backup pad (4) are close to feed cylinder (2) one side and all rotate and are connected with connecting rod (6), two connecting rod (6) coaxial setting, connecting rod (6) are kept away from first backup pad (4) one end with feed cylinder (2) fixed connection, second backup pad (5) with be provided with between feed cylinder (2) and drive feed cylinder (2) pivoted drive arrangement (7), drive arrangement (7) are including articulating drive actuating cylinder (8) that drive cylinder (2) one side is close to feed cylinder (5), drive arrangement (7) are close to second backup pad (5), Fixed connection is in feed cylinder (2) and is close to drive block (9) of second backup pad (5) one side, drive the piston rod of actuating cylinder (8) with drive block (9) are articulated, drive block (9) are located feed cylinder (2) bottom one end, be provided with spacing subassembly (10) between feed cylinder (2) and end cover (3).
2. A conveniently used explosion-proof autoclave as claimed in claim 1, characterized in that: connecting rod (6) pass fixedly connected with limiting plate (11) behind first backup pad (4), limiting plate (11) with the lateral wall rotation butt of feed cylinder (2) one side is kept away from in first backup pad (4).
3. A conveniently used explosion-proof autoclave as claimed in claim 1, characterized in that: feed cylinder (2) lateral wall fixedly connected with gag lever post (12), gag lever post (12) are on a parallel with connecting rod (6) and set up, arc groove (13) have been seted up to first backup pad (4) near feed cylinder (2) one side, arc groove (13) are for using connecting rod (6) as the centre of a circle, and gag lever post (12) are radial arc wall, gag lever post (12) are in spacing removal in arc groove (13).
4. A conveniently used explosion-proof autoclave as claimed in claim 1, characterized in that: spacing subassembly (10) include first connecting block (14), the second connecting block (15) of fixed connection on feed cylinder (2) on end cover (3), keep away from first connecting block (14) end cover (3) one end fixedly connected with butt piece (16), butt piece (16) one side and second connecting block (15) rotate the butt, it is provided with card strip (17) to slide on butt piece (16), second connecting block (15) are close to butt piece (16) one side and are provided with draw-in groove (18), the cooperation of pegging graft of card strip (17) is in draw-in groove (18).
5. A conveniently used explosion-proof autoclave according to claim 4, characterized in that: mounting groove (19) have been seted up on butt joint piece (16), mounting groove (19) internal rotation is connected with worm (20), worm (20) are on a parallel with card strip (17) sets up, worm (20) meshing has worm wheel (21), worm wheel (21) one side fixedly connected with gear (22), gear (22) and worm wheel (21) coaxial rotation, gear (22) one side meshing rack (24), rack (24) are on a parallel with worm (20) and set up, rack (24) one end with card strip (17) fixed connection.
6. A conveniently used explosion-proof autoclave according to claim 5, characterized in that: one end of the worm (20) penetrates through the side wall of the mounting groove (19) and then is fixedly connected with a hand wheel (25).
7. A conveniently used explosion-proof autoclave according to claim 6, characterized in that: the limiting assembly (10) is arranged between the charging barrel (2) and the end cover (3) in multiple groups.
8. A conveniently used explosion-proof autoclave as claimed in claim 1, characterized in that: the end cover (3) is close to a plurality of stopper (26) of feed cylinder (2) one end fixedly connected with, feed cylinder (2) is close to a plurality of spacing grooves (27) of end cover (3) one side fixedly connected with, stopper (26) are pegged graft and are cooperated in spacing groove (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110129360.1A CN112934116A (en) | 2021-01-29 | 2021-01-29 | Explosion-proof autoclave that facilitates use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110129360.1A CN112934116A (en) | 2021-01-29 | 2021-01-29 | Explosion-proof autoclave that facilitates use |
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| Publication Number | Publication Date |
|---|---|
| CN112934116A true CN112934116A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110129360.1A Pending CN112934116A (en) | 2021-01-29 | 2021-01-29 | Explosion-proof autoclave that facilitates use |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522724A (en) * | 1968-03-29 | 1970-08-04 | Kidde & Co Walter | Method and apparatus for testing clean room filtration efficiency |
| CN105425132A (en) * | 2015-12-10 | 2016-03-23 | 重庆凯西驿电子科技有限公司 | Novel diode failure analysis device |
| CN205109577U (en) * | 2015-11-12 | 2016-03-30 | 中国石油化工股份有限公司 | High -pressure kettle |
| CN207435933U (en) * | 2018-01-04 | 2018-06-01 | 河北华久金属制品有限公司 | A kind of glass noise barrier for facilitating installation |
| CN208595701U (en) * | 2018-05-09 | 2019-03-12 | 茌平华信碳素有限公司 | A kind of assembly room heat-conducting oil furnace |
| CN208956868U (en) * | 2017-11-13 | 2019-06-11 | 北京二商希杰食品有限责任公司 | A kind of Tofu processing lowering equipment |
| CN210889278U (en) * | 2019-10-29 | 2020-06-30 | 深圳市六南能源有限公司 | Sealed low-noise air compressor |
| CN212378409U (en) * | 2020-03-28 | 2021-01-19 | 安徽农巧施农业科技有限公司 | Powder fertilizer drying device that can stir |
-
2021
- 2021-01-29 CN CN202110129360.1A patent/CN112934116A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522724A (en) * | 1968-03-29 | 1970-08-04 | Kidde & Co Walter | Method and apparatus for testing clean room filtration efficiency |
| CN205109577U (en) * | 2015-11-12 | 2016-03-30 | 中国石油化工股份有限公司 | High -pressure kettle |
| CN105425132A (en) * | 2015-12-10 | 2016-03-23 | 重庆凯西驿电子科技有限公司 | Novel diode failure analysis device |
| CN208956868U (en) * | 2017-11-13 | 2019-06-11 | 北京二商希杰食品有限责任公司 | A kind of Tofu processing lowering equipment |
| CN207435933U (en) * | 2018-01-04 | 2018-06-01 | 河北华久金属制品有限公司 | A kind of glass noise barrier for facilitating installation |
| CN208595701U (en) * | 2018-05-09 | 2019-03-12 | 茌平华信碳素有限公司 | A kind of assembly room heat-conducting oil furnace |
| CN210889278U (en) * | 2019-10-29 | 2020-06-30 | 深圳市六南能源有限公司 | Sealed low-noise air compressor |
| CN212378409U (en) * | 2020-03-28 | 2021-01-19 | 安徽农巧施农业科技有限公司 | Powder fertilizer drying device that can stir |
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Application publication date: 20210611 |
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