CN204769036U - Large -scale high temperature resistant two formula pottery fluid energy mill that spout - Google Patents
Large -scale high temperature resistant two formula pottery fluid energy mill that spout Download PDFInfo
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- CN204769036U CN204769036U CN201520502174.8U CN201520502174U CN204769036U CN 204769036 U CN204769036 U CN 204769036U CN 201520502174 U CN201520502174 U CN 201520502174U CN 204769036 U CN204769036 U CN 204769036U
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Abstract
The utility model relates to a large -scale high temperature resistant two formula pottery fluid energy mill that spout, include the one -level sprayer of series connection in proper order, the second grade sprayer and the flat mill body, wear -resisting striking board that the two -stage ejector and the lot that adopt two supersonic speed die cavity nozzles only have certain slope installation angle and the porcelainous flat mill of inside lining of the feed inlet type of construction that personally experiences sth. Part of the body and establish ties mutually only, make two nozzles of this machine two -stage ejector owing to receive the abrasion of commodity circulation little, life is 5 times that flat jet mill smashes the nozzle, because it smashes to carry on twice simultaneously, therefore, 1.5-2 times of other patterns fluid energy mill that its productivity is the same size, can satisfy the maximization, it is automatic, the utility model is high temperature resistant, an, wear resistance, the high yield, high -quality production requirement.
Description
Technical field
The utility model relates to chemical materials mechanical equipment technical field, especially a kind of large-scale high temperature resistant double jet type ceramic jet mill of silicon carbide reaction-sintered liner.
Background technology
Airslide disintegrating mill, with the smashing capability of its excellence, industrially obtains applying more and more widely; Along with the development of Science and Technology, to the continuous increase of ultrafine powder demand, objectively require the maximization of airslide disintegrating mill thus improve the output of unit interval.Adopt superheated steam as pulverizing working medium, crushing effect is excellent, and energy consumption only has 1/4th of compressed air working medium cost, therefore needs resistant to elevated temperatures airslide disintegrating mill.And more and more higher to the requirement of ultrafine powder product grade, require that the pollution of the lining of pulverizer to product is the smaller the better; Therefore, develop large-scale, high production capacity, high temperature resistant, wear-resistant the ceramic jet mill of contaminated material is not imperative again.
The large-scale high-temperature resistance flat type ceramic jet mill used in prior art, it adopts the ceramic-lined of large-scale silicon carbide reaction-sintered material, result of use is fine, such as, but in use also come with some shortcomings part, nozzle is pulverized at tens alloys of mill body surrounding distribution, due to washing away by mixed at high speed logistics in mill chamber, the life-span only has 3 ~ 4 months, and this is the defect that all multiinjector flat air flow crushers all exist; In addition, although the pulverizing of flat air flow crusher and voluntarily grading effect are all fine, but, the production capacity of the flat ceramic jet mill of existing specification still can not meet growing industrial demand, if manufacture the flat ceramic jet mill of large gauge again, the ceramic-lined manufacture difficulty of its large-scale silicon carbide reaction-sintered material is larger; Therefore, the large size ceramic airslide disintegrating mill manufacturing and designing which kind of pattern has become an important topic to meet growing industrial demand.
Utility model content
The applicant is for the shortcoming in above-mentioned existing production technology, a kind of large-scale high temperature resistant double jet type ceramic jet mill rational in infrastructure is provided, thus adopt and only have the two-stage ejector of two supersonic speed die cavity nozzles and one piece to have the wear-resisting crash panel of certain inclined installation angle and a structural shape only having the flat mill body of the lined ceramics of a charging aperture to be in series, make two of this machine two-stage ejector nozzles owing to being subject to the erosive wear of logistics little, service life is 5 times that flat air flow crusher pulverizes nozzle, owing to carrying out twice pulverizing simultaneously, so, its production capacity is 1.5 ~ 2 times of other pattern airslide disintegrating mills of same size, maximization can be met, automation, high temperature resistant, wear-resistant, high yield, high-quality production requirement.
The technical scheme that the utility model adopts is as follows:
A kind of large-scale high temperature resistant double jet type ceramic jet mill, comprises the first injector, second injector and the flat mill body that are sequentially connected in series,
The structure of described first injector is: comprise one-level steam inlet flexible pipe, described one-level steam inlet flexible pipe connects first order jet nozzle adapter, first order jet nozzle installed by the port spiral of described first order jet nozzle adapter, also comprise the one-level venturi earthenware that level is installed, described first order jet nozzle docks with the left port of one-level venturi earthenware, the left port place of described one-level venturi earthenware is provided with charging hopper, the right output port connecting cylinder cylindrical shell of described one-level venturi earthenware, mount pad is provided with in described cylindrical tube, described mount pad surface thereof is provided with crash panel, the working face of described crash panel becomes the angle of 100 ° ~ 135 ° in the discharging direction of one-level venturi earthenware,
The structure of described second injector is: comprise second steam inlet hose, described second steam inlet hose connects secondary nozzle adapter, secondary nozzle installed by the port spiral of described secondary nozzle adapter, also comprise the secondary venturi earthenware that level is installed, described secondary nozzle docks with the left port of secondary venturi earthenware, and its joint is positioned at the bottom of described cylindrical tube; The right-hand member of described secondary venturi earthenware is connected with flat mill body;
The structure of described flat mill body is: comprise upper and lower spaced iron upper cover and iron lower cover, metal centre circle is installed between iron upper cover and iron lower cover, described iron upper cover and metal centre circle and iron lower cover fasten up and down, form airtight pulverizing inner chamber, be positioned at pulverizing inner cavity and be symmetrically installed with ceramic upper cover liner and ceramic lower cover liner up and down; The inwall of described metal centre circle is provided with multiple pottery centre circle piecemeal; Mill body charging aperture lining is installed by the import department of described metal centre circle, described mill body charging aperture lining one end is connected by the right output port of securing member with secondary venturi earthenware, the described mill body charging aperture lining other end is set with mill body charging aperture arc liner plate, and is fixed on the inwall of metal centre circle by securing member; Described iron upper cover central authorities are provided with discharging opening, discharging opening holder in-built discharging opening classification circle, and the periphery of discharging opening classification circle and the high temperature resistant elastomeric O-type circle of the endoporus of discharging opening holder seal.
Further improvement as technique scheme:
Described first order jet nozzle and secondary nozzle adopt identical structure, are formed with die cavity in the middle part of nozzle, and the outer circumference surface of nozzle is provided with step, and the step surface being positioned at left end is provided with external screw thread;
The structure of described crash panel is: described crash panel structure in echelon, and the bottom of described crash panel is formed with inclined-plane, and described inclined-plane and the direct angle of horizontal plane are 45 °, and described crash panel is connected in mount pad by inclined-plane;
Described one-level venturi earthenware becomes hollow cylindrical structure, and the outer circumference surface of its one end is provided with first step, and its other end port is provided with the first cambered surface;
Described secondary venturi earthenware becomes hollow cylindrical structure, and its outer circumference surface is provided with second step;
Pottery upper cover liner is identical with the structure of ceramic lower cover liner, is split-type sector structure, is all assembled into flat-disk structure by three piecemeals, be formed with gap between adjacent two piecemeals; The outer rim of described ceramic upper cover liner and ceramic lower cover liner and endoporus place are provided with the 3rd step seam and the 4th step seam, the working face of described ceramic upper cover liner and ceramic lower cover liner are provided with the diversion groove that 4-7 circle is corresponding up and down;
Described mill body charging aperture arc liner plate camber structure, installing hole is had in the middle part of it, described mill body charging aperture arc liner plate right-hand member has two screws, blowdown inclined hole is provided with bottom described mill body charging aperture arc liner plate left end, the sewage draining exit of described blowdown inclined hole bottom mill body is communicated with, and adopts bolt shutoff;
Described mill body charging aperture lining left end end is formed with locating slot, and is connected with secondary venturi earthenware by securing member, and the right-hand member of described mill body charging aperture lining is formed and coordinates second cambered surface of installing with mill body charging aperture arc liner plate;
The outer circumference surface of described discharging opening classification circle has the locating hole in the mutual direction in 90 ° of 3-5 group;
The material of described one-level venturi earthenware, secondary venturi earthenware, ceramic upper cover liner, ceramic lower cover liner and pottery centre circle piecemeal (17) is silicon carbide reaction-sintered.
The beneficial effects of the utility model are as follows:
The utility model compact conformation, rationally, easy to operate, double jet type ceramic jet mill still adopt silicon carbide reaction-sintered as liner material, this material has almost concentrated the strong point of all engineering ceramics, there is the advantage such as high strength, high-wearing feature, highly corrosion resistant, high temperature resistant, self lubricity, air-tightness are good, high conduction stability, and wearability is very good, therefore can not produce debris contamination material, end product quality increases substantially.
The utility model has carried out significant improvement to the large-scale high-temperature resistance flat type ceramic jet mill of multiinjector.Adopt and only have the two-stage ejector of two supersonic speed die cavity nozzles and one piece to have the wear-resisting crash panel of certain inclined installation angle and a structural shape only having the flat mill body of the lined ceramics of a charging aperture to be in series; First order injector and one piece have the wear-resisting crash panel of certain inclined installation angle to carry out primary comminution, be sent in flat mill body after the powder Homogeneous phase mixing of the supersonic airstream that second level injector produces and primary comminution, powder carries out separating twice and classification voluntarily by flat air flow crusher principle in flat mill body; In mill chamber ceramic upper and lower covers working face on add the up and down corresponding diversion groove of some circles, the effect guiding circulation and increase classification acutance can be played, improve airslide disintegrating mill grading effect voluntarily; Add a sewage draining exit in the bottom of mill chamber, before each start, can, easily by the ponding emptying in mill chamber, damage ceramic-lined to prevent the ponding in mill chamber from producing " water hammer ".Two nozzles of two-stage ejector are owing to being subject to the erosive wear of logistics little, and service life is 5 times that flat air flow crusher pulverizes nozzle, owing to carrying out twice pulverizing simultaneously, so its production capacity is 1.5 ~ 2 times of other pattern airslide disintegrating mills of same size.Its performance parameter and wearability are all better than other like product indexs.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model (broken section).
Fig. 2 is the top view (broken section) of Fig. 1.
Fig. 3 is the structural representation of the utility model steam admission nozzle.
Fig. 4 is the front view that the utility model crash panel is large.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the sectional view of the venturi earthenware of first order injector discharging.
Fig. 7 is the sectional view of the venturi earthenware of second level injector discharging.
Fig. 8 is the front view of ceramic centre circle piecemeal of the present utility model.
Fig. 9 is the top view of Fig. 8.
Figure 10 is the front view of mill body charging aperture arc liner plate of the present utility model.
Figure 11 is the top view (sectional view) of Figure 10.
Figure 12 is the front view (sectional view) of mill body charging aperture lining of the present utility model.
Figure 13 is the left view of Figure 12.
Figure 14 is the front view (after three lobe splits) of the utility model pottery upper and lower cover liner.
Figure 15 is the top view of Figure 14.
Figure 16 is the front view of discharging opening classification circle of the present utility model.
Wherein: 1, one-level steam inlet flexible pipe; 2, first order jet nozzle adapter; 3, first order jet nozzle; 301, external screw thread; 302, die cavity; 4, initial material; 5, charging hopper; 6, one-level venturi earthenware; 601, first step; 602, the first cambered surface; 7, mount pad; 8, crash panel; 801, inclined-plane; 9, mixing of materials stream; 10, second steam inlet hose; 11, secondary nozzle adapter; 12, additive entrance for subsequent use; 13, secondary nozzle; 14, additive entrance; 15, secondary venturi earthenware; 1501, second step; 16, metal centre circle; 17, pottery centre circle piecemeal; 18, mill body charging aperture arc liner plate; 1801, blowdown inclined hole; 1802, installing hole; 1803, screw; 19, mill body charging aperture lining; 1901, the second cambered surface; 1902, locating slot; 20, ceramic upper cover liner; 21, ceramic lower cover liner; 2101, the 3rd step; 2102, diversion groove; 2103, the 4th step; 2104, gap; 2105, the first piecemeal; 2106, the second piecemeal; 2107, the 3rd piecemeal; 22, iron upper cover; 23, discharging opening holder; 24, finished product materials; 25, discharging opening classification circle; 2501, locating hole; 26, iron lower cover; 27, bolt.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described.
As depicted in figs. 1 and 2, the large-scale high temperature resistant double jet type ceramic jet mill of the present embodiment, comprises the first injector, second injector and the flat mill body that are sequentially connected in series,
As depicted in figs. 1 and 2, the structure of first injector is: comprise one-level steam inlet flexible pipe 1, one-level steam inlet flexible pipe 1 connects first order jet nozzle adapter 2, first order jet nozzle 3 installed by the port spiral of first order jet nozzle adapter 2, also comprise the one-level venturi earthenware 6 that level is installed, first order jet nozzle 3 docks with the left port of one-level venturi earthenware 6, the left port place of one-level venturi earthenware 6 is provided with charging hopper 5, the right output port connecting cylinder cylindrical shell of one-level venturi earthenware 6, mount pad 7 is provided with in cylindrical tube, mount pad 7 surface thereof is provided with crash panel 8, the working face of crash panel 8 becomes the angle of 100 ° ~ 135 ° in the discharging direction of one-level venturi earthenware 6,
The structure of second injector is: comprise second steam inlet hose 10, second steam inlet hose 10 connects secondary nozzle adapter 11, secondary nozzle 13 installed by the port spiral of secondary nozzle adapter 11, also comprise the secondary venturi earthenware 15 that level is installed, secondary nozzle 13 docks with the left port of secondary venturi earthenware 15, and its joint is positioned at the bottom of cylindrical tube; The right-hand member of secondary venturi earthenware 15 is connected with flat mill body;
The structure of flat mill body is: comprise upper and lower spaced iron upper cover 22 and iron lower cover 26, metal centre circle 16 is installed between iron upper cover 22 and iron lower cover 26, iron upper cover 22 and metal centre circle 16 and iron lower cover about 26 fasten, form airtight pulverizing inner chamber, be positioned at pulverizing inner cavity and be symmetrically installed with ceramic upper cover liner 20 and ceramic lower cover liner 21 up and down; The inwall of metal centre circle 16 is provided with multiple pottery centre circle piecemeal 17; Mill body charging aperture lining 19 is installed by the import department of metal centre circle 16, mill body charging aperture lining 19 one end is connected by the right output port of securing member with secondary venturi earthenware 15, mill body charging aperture lining 19 other end is set with mill body charging aperture arc liner plate 18, and is fixed on the inwall of metal centre circle 16 by securing member; Iron upper cover 22 central authorities are provided with discharging opening, discharging opening holder 23 in-built discharging opening classification circle 25, and the periphery of discharging opening classification circle 25 and the high temperature resistant elastomeric O-type circle of the endoporus of discharging opening holder 23 seal.
As shown in Figure 3, first order jet nozzle 3 and secondary nozzle 13 adopt identical structure, are formed with die cavity 302 in the middle part of nozzle, and the outer circumference surface of nozzle is provided with step, and the step surface being positioned at left end is provided with external screw thread 301.
As shown in Figure 4 and Figure 5, the structure of crash panel 8 is: crash panel 8 structure in echelon, and the bottom of crash panel 8 is formed with inclined-plane 801, and inclined-plane 801 and the direct angle of horizontal plane are 45 °, and crash panel 8 is connected in mount pad 7 by inclined-plane 801.
As shown in Figure 6, one-level venturi earthenware 6 one-tenth hollow cylindrical structure, the outer circumference surface of its one end are provided with first step 601, and its other end port is provided with the first cambered surface 602.
As shown in Figure 7, secondary venturi earthenware 15 one-tenth hollow cylindrical structure, its outer circumference surface are provided with second step 1501.
As shown in Figure 14 and Figure 15, pottery upper cover liner 20 is identical with the structure of ceramic lower cover liner 21, be split-type sector structure, all be assembled into flat-disk structure by three piecemeals (being respectively the first piecemeal 2105, second piecemeal 2106 and the 3rd piecemeal 2107), between adjacent two piecemeals, be formed with gap 2104; Outer rim and the endoporus place of pottery upper cover liner 20 and ceramic lower cover liner 21 are provided with the 3rd step seam 2101 and the 4th step seam 2103, the working face of ceramic upper cover liner 20 and ceramic lower cover liner 21 are provided with the diversion groove 2102 that 4-7 circle is corresponding up and down.
As shown in Figure 10 and Figure 11, mill body charging aperture arc liner plate 18 camber structure, installing hole 1802 is had in the middle part of it, mill body charging aperture arc liner plate 18 right-hand member has two screws 1803, blowdown inclined hole 1801 is provided with bottom mill body charging aperture arc liner plate 18 left end, the sewage draining exit of blowdown inclined hole 1801 bottom mill body is communicated with, and adopts bolt 27 shutoff.
As shown in Figure 12 and Figure 13, mill body charging aperture lining 19 left end end is formed with locating slot 1902, and be connected with secondary venturi earthenware 15 by securing member, the right-hand member of mill body charging aperture lining 19 is formed and coordinates second cambered surface 1901 of installing with mill body charging aperture arc liner plate 18.
As shown in figure 16, the outer circumference surface of discharging opening classification circle 25 has the locating hole 2501 in the mutual direction in 90 ° of 3-5 group.Discharging opening classification circle 25 can move up and down to regulate production capacity and product fineness, by locating hole 2501, discharging opening classification circle 25 is fixed after adjusting to the right place by the only tight bolt in 2 mutual directions in 90 ° at every turn.
The material of one-level venturi earthenware 6, secondary venturi earthenware 15, ceramic upper cover liner 20, ceramic lower cover liner 21 and pottery centre circle piecemeal (17) is silicon carbide reaction-sintered.
As shown in Figure 1, be positioned in secondary nozzle adapter 11 and be provided with additive entrance 12 for subsequent use, be positioned at bottom cylindrical tube and be provided with additive entrance 14.
Nozzle described in the utility model, namely first order jet nozzle 3 and secondary nozzle 13 are taken over double-stage nozzle respectively by external screw thread 301 and are connected, and its die cavity is the design of reducing and expansion type supersonic speed, and regulated by bolt, two nozzles all can move forward and backward, to regulate the pressure of material sucking port.
In actual use procedure, as depicted in figs. 1 and 2, the utility model adopts and only has the two-stage ejector of two supersonic speed die cavity nozzles and one piece to have the wear-resisting crash panel 8 of certain inclined installation angle and a structural shape only having the flat mill body of the lined ceramics of a charging aperture to be in series.Specific works process is as follows: initial material 4 is quantitatively sent in charging hopper 5 through feed arrangement, the high speed and high pressure superheated steam that first order jet nozzle 3 sprays sucks material, in one-level Venturi tube 6 after Homogeneous phase mixing, high-speed punching is to crash panel 8, and material is pulverized for the first time by shock; The high speed and high pressure superheated steam that secondary nozzle 13 sprays sucks the mixing of materials stream 9 pulverized for the first time and the additive added through additive entrance 12 for subsequent use or additive entrance 14, in secondary venturi earthenware 15 after Homogeneous phase mixing, concentrate on an import and rush in mill body along the hole high speed of the mill body charging aperture lining 19 of flat mill body intracavity sidewall, in mill body, form the circulation of a High Rotation Speed; Material in mill chamber is subject to the regular impact of high temperature and high pressure steam stream, causes material to clash into mutually, shears, and hits with mill chamber perisporium and the back-lash of upper and lower cover, forms three kinds of pulverization conditions, reaches pulverizing object.In mill chamber ceramic upper cover liner 20 and ceramic lower cover liner 21 working face on add the up and down corresponding diversion groove 2102 of some circles, the effect guiding circulation and increase classification acutance can be played, improve airslide disintegrating mill grading effect voluntarily.The powder that fineness is different in crushing process causes different centrifugal force in rotation circulation, coarse grain throws to periphery, continue crushing process, the finished product materials 24 of qualified fineness is taken away by exhaust airstream owing to losing centrifugal force, directly enter cyclone through discharging opening classification circle 25 by pipeline and carry out gas solid separation, receive to obtain finished product, gas is delivered to paved set device through pipeline again and is collected clout, then discharges clean gas.
Surrounding not uniform many pulverizing nozzles as flat air flow crusher of flat-disk formula mill body described in the utility model, it only has one along the charging hole of flat mill body intracavity sidewall, and powder carries out separating twice and classification voluntarily by flat air flow crusher principle in flat mill body.
The special clay of one-level venturi earthenware 6 described in the utility model is assembled in metal steel pipe, carries out axial restraint by the first step 601 of cylindrical projection and right-hand member first cambered surface 602.
The special clay of secondary venturi earthenware 15 described in the utility model is assembled in metal steel pipe, carries out axial restraint by the second step 1501 of cylindrical projection.
Mill body charging aperture lining 19 described in the utility model is arranged on the import of metal centre circle 16, is fixed the second cambered surface 1901 of right-hand member by locating slot 1902; A complete pulverizing centre circle is formed by 3 ~ 7 pieces of pottery centre circle piecemeals 17 and mill body charging aperture arc liner plate 18;
In the utility model, the piecemeal of one-level venturi earthenware 6, secondary venturi earthenware 15, make pottery centre circle piecemeal 17, ceramic upper cover liner 20 and ceramic lower cover liner 21 is silicon carbide reaction-sintered material; First order jet nozzle 3, secondary nozzle 13, crash panel 8, mill body charging aperture arc liner plate 18, mill body charging aperture lining 19, discharging opening classification circle 25 all adopt high-strength special type alloy to manufacture.
Certainly, the utility model is not limited to use superheated steam as pulverizing working medium, compressed air equally also can be used to carry out pulverizing working medium and carry out comminution process, the utility model is exhaust structure pattern on top discharge, equally also can make exhaust in bottom discharge and wait other structural shape.
More than describing is to explanation of the present utility model, and be not the restriction to utility model, the utility model limited range, see claim, within protection domain of the present utility model, can do any type of amendment.
Claims (10)
1. a large-scale high temperature resistant double jet type ceramic jet mill, is characterized in that: comprise the first injector, second injector and the flat mill body that are sequentially connected in series,
The structure of described first injector is: comprise one-level steam inlet flexible pipe (1), described one-level steam inlet flexible pipe (1) connects first order jet nozzle adapter (2), first order jet nozzle (3) installed by the port spiral of described first order jet nozzle adapter (2), also comprise the one-level venturi earthenware (6) that level is installed, described first order jet nozzle (3) docks with the left port of one-level venturi earthenware (6), the left port place of described one-level venturi earthenware (6) is provided with charging hopper (5), the right output port connecting cylinder cylindrical shell of described one-level venturi earthenware (6), mount pad (7) is provided with in described cylindrical tube, described mount pad (7) surface thereof is provided with crash panel (8), the working face of described crash panel (8) becomes the angle of 100 ° ~ 135 ° in the discharging direction of one-level venturi earthenware (6),
The structure of described second injector is: comprise second steam inlet hose (10), described second steam inlet hose (10) connects secondary nozzle adapter (11), secondary nozzle (13) installed by the port spiral of described secondary nozzle adapter (11), also comprise the secondary venturi earthenware (15) that level is installed, described secondary nozzle (13) docks with the left port of secondary venturi earthenware (15), and its joint is positioned at the bottom of described cylindrical tube; The right-hand member of described secondary venturi earthenware (15) is connected with flat mill body;
The structure of described flat mill body is: comprise upper and lower spaced iron upper cover (22) and iron lower cover (26), be positioned between iron upper cover (22) and iron lower cover (26) and metal centre circle (16) is installed, described iron upper cover (22) and metal centre circle (16) and iron lower cover (26) fasten up and down, form airtight pulverizing inner chamber, be positioned at pulverizing inner cavity and be symmetrically installed with ceramic upper cover liner (20) and ceramic lower cover liner (21) up and down; The inwall of described metal centre circle (16) is provided with multiple pottery centre circle piecemeal (17); Mill body charging aperture lining (19) is installed by the import department of described metal centre circle (16), described mill body charging aperture lining (19) one end is connected by the right output port of securing member with secondary venturi earthenware (15), described mill body charging aperture lining (19) other end is set with mill body charging aperture arc liner plate (18), and is fixed on the inwall of metal centre circle (16) by securing member; Described iron upper cover (22) central authorities are provided with discharging opening, discharging opening holder (23) in-built discharging opening classification circle (25), and the periphery of discharging opening classification circle (25) and the endoporus of discharging opening holder (23) seal with high temperature resistant elastomeric O-type circle.
2. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: described first order jet nozzle (3) and secondary nozzle (13) adopt identical structure, die cavity (302) is formed in the middle part of nozzle, the outer circumference surface of nozzle is provided with step, and the step surface being positioned at left end is provided with external screw thread (301).
3. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: the structure of described crash panel (8) is: described crash panel (8) structure in echelon, the bottom of described crash panel (8) is formed with inclined-plane (801), described inclined-plane (801) and the direct angle of horizontal plane are 45 °, and described crash panel (8) is connected in mount pad (7) by inclined-plane (801).
4. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: described one-level venturi earthenware (6) becomes hollow cylindrical structure, the outer circumference surface of its one end is provided with first step (601), its other end port is provided with the first cambered surface (602).
5. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, is characterized in that: described secondary venturi earthenware (15) becomes hollow cylindrical structure, its outer circumference surface is provided with second step (1501).
6. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: ceramic upper cover liner (20) is identical with the structure of ceramic lower cover liner (21), be split-type sector structure, all be assembled into flat-disk structure by three piecemeals, between adjacent two piecemeals, be formed with gap (2104); The outer rim of described ceramic upper cover liner (20) and ceramic lower cover liner (21) and endoporus place are provided with the 3rd step seam (2101) and the 4th step seam (2103), the working face of described ceramic upper cover liner (20) and ceramic lower cover liner (21) are provided with the diversion groove (2102) that 4-7 circle is corresponding up and down.
7. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: described mill body charging aperture arc liner plate (18) camber structure, installing hole (1802) is had in the middle part of it, described mill body charging aperture arc liner plate (18) right-hand member has two screws (1803), blowdown inclined hole (1801) is provided with bottom described mill body charging aperture arc liner plate (18) left end, the sewage draining exit of described blowdown inclined hole (1801) bottom mill body is communicated with, and adopts bolt (27) shutoff.
8. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, it is characterized in that: described mill body charging aperture lining (19) left end end is formed with locating slot (1902), and be connected with secondary venturi earthenware (15) by securing member, the right-hand member of described mill body charging aperture lining (19) is formed with the second cambered surface (1901) coordinating with mill body charging aperture arc liner plate (18) and install.
9. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, is characterized in that: the locating hole (2501) outer circumference surface of described discharging opening classification circle (25) having the mutual direction in 90 ° of 3-5 group.
10. large-scale high temperature resistant double jet type ceramic jet mill as claimed in claim 1, is characterized in that: the material of described one-level venturi earthenware (6), secondary venturi earthenware (15), ceramic upper cover liner (20), ceramic lower cover liner (21) and centre circle piecemeal (17) of making pottery is silicon carbide reaction-sintered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520502174.8U CN204769036U (en) | 2015-07-13 | 2015-07-13 | Large -scale high temperature resistant two formula pottery fluid energy mill that spout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520502174.8U CN204769036U (en) | 2015-07-13 | 2015-07-13 | Large -scale high temperature resistant two formula pottery fluid energy mill that spout |
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| Publication Number | Publication Date |
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| CN204769036U true CN204769036U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520502174.8U Withdrawn - After Issue CN204769036U (en) | 2015-07-13 | 2015-07-13 | Large -scale high temperature resistant two formula pottery fluid energy mill that spout |
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| CN (1) | CN204769036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941762A (en) * | 2015-07-13 | 2015-09-30 | 江苏省宜兴非金属化工机械厂有限公司 | Large high-temperature-resistant double-ejection type ceramic airflow pulverizer |
-
2015
- 2015-07-13 CN CN201520502174.8U patent/CN204769036U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941762A (en) * | 2015-07-13 | 2015-09-30 | 江苏省宜兴非金属化工机械厂有限公司 | Large high-temperature-resistant double-ejection type ceramic airflow pulverizer |
| CN104941762B (en) * | 2015-07-13 | 2017-03-22 | 江苏省宜兴非金属化工机械厂有限公司 | Large high-temperature-resistant double-ejection type ceramic airflow pulverizer |
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