CN109915618A - A kind of powder reactor feed ball-valve dedicated - Google Patents
A kind of powder reactor feed ball-valve dedicated Download PDFInfo
- Publication number
- CN109915618A CN109915618A CN201910358987.7A CN201910358987A CN109915618A CN 109915618 A CN109915618 A CN 109915618A CN 201910358987 A CN201910358987 A CN 201910358987A CN 109915618 A CN109915618 A CN 109915618A
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- valve
- cover board
- connector
- limit sleeve
- reactor feed
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- 239000000843 powder Substances 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 238000003825 pressing Methods 0.000 claims description 12
- 241001633942 Dais Species 0.000 claims description 10
- 230000013011 mating Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The present invention relates to a kind of powder reactor feed ball-valve dedicated, including valve body, spool, valve rod, left sealing ring and right sealing ring, valve body includes reaction kettle connecting pin and flanged ends, and left sealing ring is fixed at reaction kettle connecting pin；It further include limit sleeve, connecting flange, cover board and clip, flanged ends is protruded into the side of limit sleeve, right sealing ring is fixed on limit sleeve, one end of connecting flange is detachably connected with valve body, for limiting limit sleeve, cover board is matched with clip so that cover board closes the other end of connecting flange, cover board is opened when using, rotational valve core makes material through entering reaction kettle into powder reactor feed ball valve, connecting flange is unloaded when cleaning, takes out limit sleeve, and spool can be taken out by flanged ends.
Description
Technical field
The present invention relates to valve arrangement technical field, especially a kind of powder reactor feed ball-valve dedicated.
Background technique
In the prior art, reaction kettle is comprehensive reaction vessel, attached to reaction kettle structure function and configuration according to reaction condition
The design of part can complete pre-set reaction step from charging-reaction-discharging of beginning with higher the degree of automation
Suddenly, in reaction process temperature, pressure, mechanics control (stirring, air blast etc.), the important parameters such as reactant/product concentration into
The stringent regulation of row.Reaction kettle is widely used in petroleum, chemical industry, rubber, pesticide, dyestuff, medicine, food, for completing to vulcanize,
The pressure vessel of the technical process such as nitrification, hydrogenation, hydrocarbonylation, polymerization, condensation.With the hair of the fields such as medicine, chemical industry, food technology
Exhibition, multi items, small lot production are more more and more universal, and the requirement to reaction kettle is higher and higher, especially the feed valves of feeding port, throw
Material valve is the only way which must be passed of material, and cleaning when replacing production batch to feed valves becomes the problem of those skilled in the art.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of powder reactor feed easy to clean, easy to disassemble is dedicated
Ball valve.
In order to solve the above technical problems, powder reactor feed ball valve provided by the invention, including the valve with valve chamber
Body, the spool being placed in valve chamber, one end and spool are driven cooperation, the other end stretches out the valve rod of valve body setting, for close with spool
The left sealing ring and right sealing ring of cooperation are sealed, the valve body includes reaction kettle connecting pin and flanged ends, the left sealing ring
It is fixed at the reaction kettle connecting pin；
It further include limit sleeve, connecting flange, cover board and clip, the flanged ends is protruded into the side of the limit sleeve, described
Right sealing ring is fixed on the limit sleeve, and one end of the connecting flange is detachably connected with the valve body, for limiting
The fixed limit sleeve, the cover board is matched with clip so that the cover board closes the other end of connecting flange, use
When open cover board, rotational valve core and make material through entering reaction kettle into powder reactor feed ball valve, when cleaning, unloads company
Acting flange takes out limit sleeve, and the spool can be taken out by flanged ends.
Further, the limit sleeve includes the limit sleeve ontology mating with the flanged ends, and the flange connects
The end face setting end face annular groove at end is connect, the outboard end of the limit sleeve ontology radially protrudes setting and the end face annular groove
Compatible limited ring dais, so that limited ring dais is placed in the end face annular groove when limit sleeve ontology is inserted into the valve chamber
It is interior, axial limiting is carried out to limit sleeve.
Further, the connector mounting hole that setting at least two is communicated with the valve chamber on the valve body, each connector mounting hole
The closed quick coupling of upper setting, when cleaning, open quick coupling, are led to from least one quick coupling therein into valve chamber
Enter to be used for clean gas or liquid, be flowed out by other quick coupling.
Further, land compatible with the cover board is arranged in the end of the connecting flange, and the cover board is rounded, institute
It states setting cover plate for sealing washer, the cover board between cover board and the seal face and cover plate for sealing washer is pressed in the sealed end
On face, by clip to land and end cap banding.
Further, annular groove is set on the seal face of the land, setting and the annular groove on the cover plate for sealing washer
Compatible annular convex rib, so that annular convex rib is placed in the annular groove when cover plate for sealing washer is attached on the seal face
It is interior.
Further, powder reactor feed ball valve further include for quick coupling into closed connector cover board, connector
Cover plate for sealing washer and joint clasp, one end of the quick coupling are threadedly coupled with the connector mounting hole, the fast quick access
Connector land is arranged in the other end of head, and connector cover board seal washer is pressed on the joint sealing end face by the connector cover board,
By joint clasp butt joint land and connector end cap banding.
Further, connector annular groove, the connector cover board seal washer are set on the joint sealing end face of the connector land
It is upper that convex ribs compatible with the connector annular groove are set, so that the connector cover board seal washer is attached to the joint sealing end face
Convex ribs are placed in the connector annular groove when upper.
Further, setting is suitable for the valve rod pilot hole that the valve rod passes through, setting in the valve rod pilot hole on the valve body
Interior land, the middle part protrusion setting valve stem spacing platform of the valve rod, is arranged nothing between the valve stem spacing platform and the interior land
Oil bearing also sets up airtight and watertight padding, the airtight and watertight padding and the oilless bearing between the valve rod and the valve rod pilot hole
Between the lower adjusting circle of setting, adjust circle in the upside setting of the airtight and watertight padding, be socketed butterfly spring and pressing plate on the valve rod,
The pressing plate is connected through bolt with the valve body, so that the pressing plate compresses butterfly spring, is mentioned by butterfly spring to airtight and watertight padding
For compensation.
Further, U-type groove is arranged in the top of the spool, and the bottom end setting of the valve rod is mating with the U-type groove
Rectangle clamping portion, the sidewall spacers of the two sidewalls of the rectangle clamping portion and the U-type groove cooperate, so that the valve rod rotates
When can drive the valve core rotation, the length direction of the valve core rotation to U-type groove and the consistent axial direction of valve body, spool can take off
From valve rod.
Further, the first sealing ring, the connecting flange and institute are set between the limited ring dais and the end face annular groove
It states and the second sealing ring is set between limit sleeve.
The technical effect of invention: (1) of the invention powder reactor feed ball valve, compared with the existing technology, limit sleeve
It is fixed by connecting flange, and connecting flange and valve body are fixed using screw rod, so that connecting flange is easy to disassemble, when cleaning only
It needs to remove connecting flange, take out the intracorporal limit sleeve of valve, it can be clear convenient for being carried out to spool and valve chamber by valve core taking
It is clean；(2) setting of multiple connector mounting holes and quick coupling can be passed through into valve chamber from connector mounting hole for clean gas
Or liquid, it can also be in the case where not taking out spool to valve chamber, valve convenient for being cleaned in valve chamber to form cleaning circuit
Core is cleaned, and the dead angle of vertex, cleaning effect are obviously improved especially in valve chamber, has well adapted to medicine, chemical industry, food
Multi items, small lot production in the fields such as product, improve the cleaning efficiency of reaction kettle, and save cost；(3) connection method
Blue, quick coupling is that compression closing is carried out using cover board, seal washer and clip, easy to disassemble and replacement；Annular groove and convex ribs
Setting, strengthen sealing effect；(4) one end of powder reactor feed ball valve is directly connect with reaction kettle, and the other end is set
Connecting flange is set, material enters valve chamber by connecting flange, saves the volume of ball valve；(5) valve body and spool are high using finishing
The metal of finish manufactures, wear resistant corrosion resistant, long service life.
Detailed description of the invention
Invention is further described in detail with reference to the accompanying drawings of the specification:
Fig. 1 is the schematic diagram of the section structure of powder reactor feed ball valve of the present invention；
Fig. 2 is the schematic diagram of the section structure of connecting flange；
Fig. 3 is the schematic diagram of the section structure of quick coupling；
Fig. 4 is the partial enlarged view of a-quadrant in Fig. 1.
In figure: valve body 1, connector mounting hole 11, reaction kettle connecting pin 12, flanged ends 13, valve chamber 14, limit sleeve 2, the
One sealing ring 21, the second sealing ring 22, screw arbor assembly 23, spool 3, left sealing ring 31, right sealing ring 32, connecting flange 4, land
41, seal face 42, annular groove 43, connecting hole 44, valve rod 5, flange 51, valve stem spacing platform 52, oilless bearing 53, lower adjusting circle
54, airtight and watertight padding 55, upper adjusting circle 56, butterfly spring 57, pressing plate 58, cover board 6, clip 61, cover plate for sealing washer 62, quickly
Connector 7, threaded joints 71, connector land 72, joint sealing end face 73, connector annular groove 74.
Specific embodiment
Embodiment 1 is as shown in Figure 1, the powder reactor feed ball-valve dedicated of the present embodiment includes valve body 1, spool 3, valve
Valve chamber 14 is arranged in the inside of bar 5, connecting flange 4, limit sleeve 2, valve body 1, and valve body 1 includes for anti-with reaction kettle flanged joint
It answers kettle connecting pin 12, be used for and flanged ends 13 that connecting flange 4 connects, spool 3 is placed in valve chamber 14, the top of valve rod 5
It stretches out the setting of valve body 1, the bottom end of valve rod 5 and the transmission of spool 4 to cooperate, so that 5 actuatable valve core 4 of valve rod rotates in valve body 1.
Limit sleeve 2 includes the limit sleeve ontology mating with flanged ends 13, the end face setting of flanged ends 13
End face annular groove, the outboard end of limit sleeve ontology radially protrude setting limited ring dais compatible with end face annular groove, so that
Limited ring dais is placed in the annular groove of end face when in limit sleeve ontology insertion valve chamber 14, is arranged first between limited ring dais and end face annular groove
Sealing ring 21.
As shown in Fig. 2, one end setting of connecting flange 4 is suitable for the connecting hole 44 that screw rod passes through, so that connecting flange 4 and valve
Body 1 can be detachably connected through multiple screw arbor assemblies 23, compress limit sleeve by the end face of connecting flange 4, so that limit sleeve 2
Limited ring dais is placed between the end face of flanged ends 13 and connecting flange 4, close to ensure for limiting the position of limit sleeve 2
Effect is sealed, the second sealing ring 22 is set between the end face of connecting flange 4 and the end face of limit sleeve 2.
The other end of connecting flange 4 is closed by cover board 6, clip 61, and the shape of cover board 6 is circle, with connecting flange 4
End be adapted, the end of connecting flange 4 radially protrude setting land 41, the front end face of land 41 is as sealed end
Face 42 is used for and the medial surface of cover board 6 abuts, the rear end face of land 41, cover board 6 lateral surface circumferentially edge is obliquely installed, make
Land 41, the edge of cover board 6 are thinner than its inside, clip 62 including the left semi-ring that hingedly cooperates and right semi-ring, for what is tightened
Clip screw rod, the inside setting groove of Zuo Banhuan, right semi-ring, is arranged cover plate for sealing washer 62 between cover board 6 and seal face 42,
Cover plate for sealing washer 62 is pressed on seal face 42 by cover board 6, and annular groove 43, cover plate for sealing are arranged on the seal face 42 of land 41
Annular convex rib compatible with annular groove 43 is set on washer 62, so that annular when cover plate for sealing washer 62 is attached on seal face 42
Convex ribs are placed in annular groove 43, are adjusted by adjusting clip screw rod to left semi-ring, right semi-ring, so that the side of cover board 6, land 41
Edge is placed in groove, is opened clip 61 when by clip 61 to 6 banding of land 41 and end cap, charging or cleaning and is unloaded lower cover plate 6.
Two connector mounting holes 11 communicated with valve chamber 14 are set on valve body 1, are located at center and the valve of 1 bottom end of valve body
The center of 1 side of body, i.e., the axial direction of two connector mounting holes 11 are mutually perpendicular to, and are arranged on each connector mounting hole 11 closed fast
Quick coupling 7, as shown in figure 3, internal screw thread, one end setting and the connector mounting hole of quick coupling 7 is arranged in 11 inner wall of connector mounting hole
11 threaded joints 71 being threadedly engaged, for and connector mounting hole 11 be threadedly coupled, when assembly, also needs setting sealing ring, to increase
Strong leakproofness；Each quick coupling 7 is sealed by connector cover board, connector cover board seal washer and joint clasp (not shown)
It closes, specifically, the other end of quick coupling 7 radially protrudes setting connector land 72, the front end face of connector land 72 is
Connector annular groove 74 is arranged on joint sealing end face 73 for joint sealing end face 73, is arranged on connector cover board seal washer and joint ring
The compatible convex ribs of slot 74, so that convex ribs are placed in connector annular groove 74 when connector cover board seal washer is attached on joint sealing end face 73
Interior, joint clasp is equally made of Zuo Banhuan, right semi-ring, clip screw rod, and connector cover board seal washer is pressed in and connects by connector cover board
On head seal face 73, by joint clasp butt joint land 72 and connector end cap banding.The connector of quick coupling is opened when cleaning
Clip is passed through into valve chamber 14 from one of quick coupling 7 for clean gas or liquid, by other quick coupling
Outflow.
The left sealing ring 31 for sealing cooperation with spool 3 is fixedly installed in reaction kettle connecting pin 12, is fixed in limit sleeve 2
It is arranged for the right sealing ring 32 with the sealing cooperation of spool 3.
U-type groove, bottom end setting and the mating rectangle clamping portion of U-type groove, the rectangle of valve rod 5 is arranged in the top of spool 3
The two sidewalls of clamping portion and the sidewall spacers of U-type groove cooperate, so that valve rod 5 can rotate in valve chamber 14 when rotating with movable valve plug 3,
Spool 3 turn to U-type groove length direction it is consistent with the axial direction of valve body 1 when, spool can be detached from valve rod 5, be easily assembled.Valve body 1
Upper setting is suitable for the valve rod pilot hole that valve rod 5 passes through, and the interior land for being limited to valve rod, valve are arranged in valve rod pilot hole
The middle part protrusion setting valve stem spacing platform 52 of bar 5, is arranged oilless bearing 53, such as Fig. 4 institute between valve stem spacing platform 52 and interior land
Show, oilless bearing 53 includes the axial cannula portion that is wholely set and radial gasket part, and when assembly, oilless bearing 53 is set in valve rod
On 5, so that the radial gasket part of oilless bearing 53 is placed between the upper ring surface of valve stem spacing platform 52 and the lower anchor ring of interior land, axis
It is placed between interior land inner ring surface and valve rod 5 to cannula portion, lower adjusting circle 54 is placed in interior land, polytetrafluoroethylene fibre compacting
Airtight and watertight padding 55 be placed in the upside of lower adjusting circle 54, the upsides that upper adjusting circle 56 is placed in airtight and watertight padding 55, butterfly spring 57 is set
In the upside of upper adjusting circle 56, pressing plate 58 is placed in the upside of butterfly spring 57, and the center setting of pressing plate 58 is suitable for what valve rod 5 passed through
Stem through-hole, the two sides of pressing plate 58 are arranged ear block, bolt mounting holes are respectively set on ear block, so that pressing plate 58 can be through bolt and valve
Body 1 is connected, so that 56 pairs of pressing plate 58, butterfly spring 57, upper adjusting circle realization compressions of airtight and watertight paddings 55, and it is right by butterfly spring 57
Airtight and watertight padding 55 carries out elastic compensating, it is ensured that the sealing performance of airtight and watertight padding 55.
Preferably, the upside of valve body 1 is also used to assemble the setting flange 51 of power mechanism, the top of valve rod 5 passes through method
Orchid 51 can be selected with worm gear device and the transmission of valve rod 5 from handwheel or cylinder promotion, rotate for driving stem 5.
Opening cover board 6, rotational valve core 3 make material enter reaction kettle through powder reactor feed ball valve when using, clearly
Connecting flange 4 is unloaded when clean, takes out limit sleeve 2, and spool 3 can be taken out by flanged ends 13；Or from quick coupling 7 to valve chamber
It is passed through in 14 for clean gas or liquid, valve can also not taken out to cleaning in valve chamber 14 to form cleaning circuit
Valve chamber 14, spool 3 are cleaned in the case where core 3.
Obviously, the above embodiment is merely an example for clearly illustrating the present invention, and is not to of the invention
The restriction of embodiment.For those of ordinary skill in the art, it can also be made on the basis of the above description
Its various forms of variation or variation.There is no necessity and possibility to exhaust all the enbodiments.And these belong to this hair
Bright spiritual changes and variations that derived from are still in the protection scope of this invention.
Claims (10)
1. a kind of powder reactor feed ball-valve dedicated, including the valve body with valve chamber, the spool being placed in valve chamber, one end and valve
The valve rod of valve body setting, left sealing ring and right sealing ring for cooperating with seal spool, institute are stretched out in core transmission cooperation, the other end
Stating valve body includes reaction kettle connecting pin and flanged ends, and the left sealing ring is fixed at the reaction kettle connecting pin；Its
It is characterized in that,
It further include limit sleeve, connecting flange, cover board and clip, the flanged ends is protruded into the side of the limit sleeve, described
Right sealing ring is fixed on the limit sleeve, and one end of the connecting flange is detachably connected with the valve body, for limiting
The fixed limit sleeve, the cover board is matched with clip so that the cover board closes the other end of connecting flange, use
When open cover board, rotational valve core and make material through entering reaction kettle into powder reactor feed ball valve, when cleaning, unloads company
Acting flange takes out limit sleeve, and the spool can be taken out by flanged ends.
2. powder reactor feed ball-valve dedicated according to claim 1, which is characterized in that the limit sleeve includes and institute
The mating limit sleeve ontology of flanged ends is stated, end face annular groove, the limit sleeve is arranged in the end face of the flanged ends
The outboard end of ontology radially protrudes setting limited ring dais compatible with the end face annular groove, so that the limit sleeve sheet
Limited ring dais is placed in the end face annular groove when body is inserted into the valve chamber, carries out axial limiting to limit sleeve.
3. powder reactor feed ball-valve dedicated according to claim 1 or 2, which is characterized in that be arranged on the valve body
At least two connector mounting holes communicated with the valve chamber, are arranged closed quick coupling on each connector mounting hole, when cleaning
Quick coupling is opened, is passed through into valve chamber from least one quick coupling therein for clean gas or liquid, by addition
Quick coupling outflow.
4. powder reactor feed ball-valve dedicated according to claim 3, which is characterized in that the end of the connecting flange
Land compatible with the cover board is set, and the cover board is rounded, and cover board is arranged between the cover board and the seal face
Cover plate for sealing washer is pressed on the seal face by seal washer, the cover board, by clip to land and end cap banding.
5. powder reactor feed ball-valve dedicated according to claim 4, which is characterized in that the seal face of the land
Upper setting annular groove, setting annular convex rib compatible with the annular groove on the cover plate for sealing washer, so that the cover plate for sealing
Annular convex rib is placed in the annular groove when washer is attached on the seal face.
6. powder reactor feed ball-valve dedicated according to claim 5, which is characterized in that further include for fast quick access
Head is pacified into closed connector cover board, connector cover board seal washer and joint clasp, one end of the quick coupling and the connector
It fills hole to be threadedly coupled, the other end of the quick coupling is arranged connector land, and the connector cover board is by connector cover board seal washer
It is pressed on the joint sealing end face, by joint clasp butt joint land and connector end cap banding.
7. powder reactor feed ball-valve dedicated according to claim 6, which is characterized in that the connector of the connector land
Connector annular groove is set on seal face, setting convex ribs compatible with the connector annular groove on the connector cover board seal washer,
So that convex ribs are placed in the connector annular groove when connector cover board seal washer is attached on the joint sealing end face.
8. the powder reactor feed ball-valve dedicated according to one of claim 4 to 7, which is characterized in that on the valve body
It is arranged and is suitable for the valve rod pilot hole that the valve rod passes through, interior land, the middle part protrusion of the valve rod is set in the valve rod pilot hole
Valve stem spacing platform is set, oilless bearing, the valve rod and the valve rod are set between the valve stem spacing platform and the interior land
Airtight and watertight padding is also set up between pilot hole, and lower adjusting circle, the sealing are set between the airtight and watertight padding and the oilless bearing
Circle is adjusted in the upside setting of filler, is socketed butterfly spring and pressing plate on the valve rod, the pressing plate is through bolt and the valve body
It is connected, so that the pressing plate compresses butterfly spring.
9. powder reactor feed ball-valve dedicated according to claim 8, which is characterized in that the top of the spool is arranged
U-type groove, bottom end setting and the mating rectangle clamping portion of the U-type groove, the two sides of the rectangle clamping portion of the valve rod
The sidewall spacers of wall and the U-type groove cooperate, so that the valve rod can drive the valve core rotation when rotating.
10. powder reactor feed ball-valve dedicated according to claim 9, which is characterized in that the limited ring dais and institute
It states and the first sealing ring is set between the annular groove of end face, the second sealing ring is set between the connecting flange and the limit sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358987.7A CN109915618B (en) | 2019-04-30 | 2019-04-30 | Ball valve special for powder reaction kettle feeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358987.7A CN109915618B (en) | 2019-04-30 | 2019-04-30 | Ball valve special for powder reaction kettle feeding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109915618A true CN109915618A (en) | 2019-06-21 |
| CN109915618B CN109915618B (en) | 2024-04-26 |
Family
ID=66978888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910358987.7A Active CN109915618B (en) | 2019-04-30 | 2019-04-30 | Ball valve special for powder reaction kettle feeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109915618B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20004291U1 (en) * | 2000-03-08 | 2000-08-03 | Braun, Günter, 57462 Olpe | Shut-off valve with plug-in coupling |
| KR20100011222U (en) * | 2009-05-08 | 2010-11-17 | 영동금속(주) | The quick-joint type connection valve |
| CN202646754U (en) * | 2012-06-20 | 2013-01-02 | 慈溪市润鑫电器有限公司 | Manual washing valve in pumpless water purifying system |
| FR3001522A3 (en) * | 2013-01-30 | 2014-08-01 | Zhou Jichang | QUICK CONNECT FLANGE ASSEMBLY FOR TWO-UNIT AIR CONDITIONER |
| CN205841844U (en) * | 2016-06-27 | 2016-12-28 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of manual flanged ball valve |
| CN206487917U (en) * | 2017-01-16 | 2017-09-12 | 浙江达威电子股份有限公司 | The waste water ratio electromagnetic valve of anti-blocking self-cleaning |
| CN108278382A (en) * | 2018-04-10 | 2018-07-13 | 博莱阀门（常州）有限公司 | A kind of floating ball valve |
| CN209818792U (en) * | 2019-04-30 | 2019-12-20 | 博莱阀门（常州）有限公司 | Special ball valve for feeding powder reaction kettle |
-
2019
- 2019-04-30 CN CN201910358987.7A patent/CN109915618B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20004291U1 (en) * | 2000-03-08 | 2000-08-03 | Braun, Günter, 57462 Olpe | Shut-off valve with plug-in coupling |
| KR20100011222U (en) * | 2009-05-08 | 2010-11-17 | 영동금속(주) | The quick-joint type connection valve |
| CN202646754U (en) * | 2012-06-20 | 2013-01-02 | 慈溪市润鑫电器有限公司 | Manual washing valve in pumpless water purifying system |
| FR3001522A3 (en) * | 2013-01-30 | 2014-08-01 | Zhou Jichang | QUICK CONNECT FLANGE ASSEMBLY FOR TWO-UNIT AIR CONDITIONER |
| CN205841844U (en) * | 2016-06-27 | 2016-12-28 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of manual flanged ball valve |
| CN206487917U (en) * | 2017-01-16 | 2017-09-12 | 浙江达威电子股份有限公司 | The waste water ratio electromagnetic valve of anti-blocking self-cleaning |
| CN108278382A (en) * | 2018-04-10 | 2018-07-13 | 博莱阀门（常州）有限公司 | A kind of floating ball valve |
| CN209818792U (en) * | 2019-04-30 | 2019-12-20 | 博莱阀门（常州）有限公司 | Special ball valve for feeding powder reaction kettle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109915618B (en) | 2024-04-26 |
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