CN214077125U - Jet mill nozzle connecting structure - Google Patents
Jet mill nozzle connecting structure Download PDFInfo
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- CN214077125U CN214077125U CN202022617414.2U CN202022617414U CN214077125U CN 214077125 U CN214077125 U CN 214077125U CN 202022617414 U CN202022617414 U CN 202022617414U CN 214077125 U CN214077125 U CN 214077125U
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Abstract
The application provides an air current grinds nozzle connection structure includes: connecting pipe, nozzle and connecting block. The outside of the connecting pipe is rectangular, a circular through hole is processed in the connecting pipe along the axis direction, and a ball structure is arranged outside the middle section of the connecting pipe. The nozzle is the pipe structure, wears to locate circular through-hole, is fixed in the one end of connecting pipe through gland nut, and the nozzle outer wall is equipped with two at least sealing washers, and the sealing washer is laminated with circular through-hole inner wall. The inside spherical hole that has and have that spherical hole link up of connecting block, the both sides face that the rectangular hole through connection piece is relative, the rectangular hole is worn to locate by the connecting pipe, ball structure clearance fit is downthehole in the spherical hole, the upper surface and the lower surface of the rectangle outer wall of connecting pipe respectively with the top surface and the bottom surface sliding fit of rectangular hole, the connecting pipe can be at the top surface or the plane of bottom surface place of rectangular hole, swing around this planar axis of perpendicular to, the center of ball structure and spherical hole is passed simultaneously to the axis, both ends all have the clearance with the side of rectangular hole during the connecting pipe swing. The angle of the nozzle is adjustable and has good sealing performance.
Description
Technical Field
The utility model belongs to the technical field of the jet mill is used, especially, relate to a jet mill nozzle connection structure.
Background
The jet mill sprays high-pressure gas into the milling chamber through a plurality of nozzles arranged on the peripheral side of the milling chamber, and the high-pressure gas is utilized to lead the materials to be continuously tumbled and collided in the milling chamber for crushing, thereby realizing the purpose of refining. Most of the existing jet mills are provided with nozzles which are fixedly arranged on the periphery of a grinding chamber, and the spraying angles of the nozzles are fixed and cannot be adjusted according to actual requirements.
SUMMERY OF THE UTILITY MODEL
For solving prior art not enough, the utility model provides an air current grinds nozzle connection structure utilizes ball structure and connecting block cooperation, installs in grinding the room through the connecting block, can adjust injection angle in the certain limit to adapt to the different materials of processing and form the product of different granularities.
In order to realize the purpose of the utility model, the following scheme is proposed:
an air flow mill nozzle connection structure, comprising: connecting pipe, nozzle and connecting block.
The connecting pipe is externally rectangular, a circular through hole is processed in the connecting pipe along the axis direction, and a ball structure is arranged outside the middle section of the connecting pipe.
The nozzle is the pipe structure, wears to locate circular through-hole is fixed in through gland nut the one end of connecting pipe, the nozzle outer wall is equipped with two at least sealing washers, the sealing washer with the laminating of circular through-hole inner wall.
The inside spherical hole and the utensil of having of connecting block the rectangular hole that the spherical hole link up, the rectangular hole runs through the both sides face that the connecting block is relative, the connecting pipe is worn to locate the rectangular hole, ball structure clearance fit in the spherical hole, the upper surface and the lower surface of the rectangle outer wall of connecting pipe respectively with the top surface and the bottom surface sliding fit of rectangular hole, the connecting pipe can the top surface or the bottom surface place plane of rectangular hole, around this planar axis swing of perpendicular to, the axis passes simultaneously ball structure with the center of spherical hole, both ends during the connecting pipe swing with the side of rectangular hole all has the clearance.
Furthermore, the round ball structure and the connecting pipe are integrally processed and formed.
Further, the ball structure is equipped with the ring channel along the maximum diameter line, the cross-section of ring channel is rectangle groove structure, ring channel place plane perpendicular to the axis of connecting pipe, the embedded O type circle that is equipped with of ring channel, two-thirds of O type circle cross-section all is located in the ring channel, O type circle adopts the rubber preparation.
Furthermore, the rear end of the nozzle is sequentially processed with an external thread and a flange, the compression nut is connected with the connecting pipe through a thread, and the nozzle is fixedly connected with the connecting pipe through the compression nut and the flange.
Further, the connecting block comprises locating piece and installation piece, the locating piece inlays the lateral wall of locating the room of grinding, the installation piece with grind the laminating of outdoor wall, spherical hole by process respectively in the locating piece with two semicircle orifice keys of installation piece form, the axis perpendicular to of room of grinding the top surface and the bottom surface in rectangular hole.
Furthermore, a sealing gasket is arranged between the positioning block and the mounting block, and a sealing gasket is arranged on the binding surface of the mounting block and the grinding chamber.
The beneficial effects of the utility model reside in that:
1. the nozzles can swing left and right in a plane vertical to the axis of the grinding chamber, and different spray included angles can be formed by the nozzles aiming at different crushed raw materials so as to form different air flows;
2. the nozzle is arranged in the grinding chamber through a connecting pipe and a connecting block in a detachable connection mode, and is convenient to replace while angle adjustment is realized;
3. the nozzle and the connecting pipe are sealed by two layers of sealing rings, so that the air tightness of the structure can be effectively ensured;
4. the spherical hole is formed by constructing two semicircular holes processed by the positioning block and the mounting block binding surface, so that the processing and manufacturing difficulty can be reduced.
Drawings
The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.
FIG. 1 illustrates one embodiment of the present application;
FIG. 2 shows an exploded view of the structure of the present application;
FIG. 3 shows an exploded view of the structure of the present application;
FIG. 4 shows a cross-sectional view of the nozzle as it swings to one side;
FIG. 5 shows a cross-sectional view of the nozzle as it is swung to the other side;
fig. 6 shows a partial enlarged view at a.
The labels in the figure are: 10-connecting pipe, 11-circular through hole, 12-circular ball structure, 121-annular groove, 13-O-shaped ring, 20-nozzle, 201-flange, 21-compression nut, 22-sealing ring, 30-connecting block, 301-spherical hole, 302-rectangular hole, 31-positioning block and 32-mounting block.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and this is only for the convenience of description of the present invention and simplification of the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Examples
As shown in fig. 1 to 3, a jet mill nozzle connecting structure includes: connecting tube 10, nozzle 20 and connecting block 30.
Specifically, two ends of the outer part of the connecting pipe 10 are rectangular, external threads are processed at one end of the connecting pipe, a round ball structure 12 is arranged at the outer part of the middle section, and a round through hole 11 is processed in the connecting pipe 10 along the axis direction;
specifically, nozzle 20 is the pipe structure, wears to locate circular through-hole 11, is fixed in the one end that connecting pipe 10 has the external screw thread through gland nut 21, for the leakproofness that increases between nozzle 20 and the connecting pipe 10, the outer wall of nozzle 20 is equipped with two sealing washer 22, and sealing washer 22 and the laminating of 11 inner walls of circular through-hole.
More specifically, the rear end of the nozzle 20 is sequentially formed with an external thread and a flange 201, and the compression nut 21 is connected to the connection pipe 10 by a thread and fixedly connects the nozzle 20 to the connection pipe 10 by being compressed to the flange 201.
Specifically, the inside spherical hole 301 that has and the rectangular hole 302 that has spherical hole 301 to link up of connecting block 30, rectangular hole 302 runs through the relative both sides face of connecting block 30, connecting pipe 10 wears to locate rectangular hole 302, ball structure 12 clearance fit is in spherical hole 301, the upper surface and the lower surface of the rectangle outer wall of connecting pipe 10 respectively with the top surface and the bottom surface sliding fit of rectangular hole 302, connecting pipe 10 can be at the top surface or the plane of bottom surface place of rectangular hole 302, swing around the axis of this plane of perpendicular to, the axis passes the center of ball structure 12 and spherical hole 301 simultaneously, both ends all have the clearance with the side of rectangular hole 302 when connecting pipe 10 swings.
More specifically, the connecting block 30 is composed of a positioning block 31 and a mounting block 32, the positioning block 31 is embedded in the side wall of the grinding chamber 1 during installation, the mounting block 32 is attached to the outer wall of the grinding chamber 1 and fixed by screws, the spherical hole 301 is formed by two semicircular hole keys respectively machined in the positioning block 31 and the mounting block 32, the axis of the grinding chamber 1 is perpendicular to the top surface or the bottom surface of the rectangular hole 302, that is, the plane formed by the swinging of the nozzle 20 is also perpendicular to the axis of the grinding chamber 1.
Preferably, a gasket is provided between the positioning block 31 and the mounting block 32, and a gasket is provided on the contact surface between the mounting block 32 and the grinding chamber 1, in order to ensure the sealing performance at each location.
Preferably, the spherical ball structure 12 and the connecting pipe 10 are integrally formed to maintain the structural accuracy and strength.
Preferably, the circular ball structure 12 is provided with an annular groove 121 along the maximum diameter line, as shown in fig. 6, the cross section of the annular groove 121 is a rectangular groove structure, the plane of the annular groove 121 is perpendicular to the axis of the connecting pipe 10, an O-ring 13 is embedded in the annular groove 121, the sealing between the circular ball structure 12 and the connecting block 30 is realized through the O-ring 13, two thirds of the cross section of the O-ring 13 is located in the annular groove 121, so as to prevent the O-ring 13 from falling off. The O-ring 13 is made of rubber.
The specific implementation mode is as follows: when the O-shaped ring is installed, the connecting pipe 10 provided with the O-shaped ring 13 is firstly inserted into the positioning block 31 or the installation block 32, so that one end of the connecting pipe 10 with the external thread is positioned on the outer side of the installation block 32, and then the positioning block 31 is attached to the installation block 32 and is fixed by using a screw; connecting blocks 30 are communicated with the connecting pipes 10 and are arranged on the side wall of the grinding chamber 1; the nozzle 20 is inserted into the circular through hole 11 of the connection pipe 10 from the outside, the packing 22 is completely inserted into the circular through hole 11, finally the compression nut 21 is screwed, and the compression nut 21 is screwed so that the side surface of the flange 201 is closely attached to the end surface of the connection pipe 10. The whole installation work of the connecting mechanism is completed. The swing angle of the nozzle 20 can be adjusted by manual movement or automatic movement, the nozzle 20 can be fixed by a special fixing mechanism, and the self-locking function of the automatic adjusting mechanism can be used for fixing when the swing angle is automatically adjusted.
The foregoing is only a preferred embodiment of the invention and is not intended to be the only or limiting embodiment of the invention. It should be understood by those skilled in the art that various changes and equivalent substitutions made herein may be made without departing from the scope of the invention as defined by the appended claims.
Claims (6)
1. An air flow mill nozzle connection structure, comprising:
the connecting pipe (10), the outside of the connecting pipe (10) is rectangular, a round through hole (11) is processed in the connecting pipe (10) along the axis direction, and a round ball structure (12) is arranged outside the middle section of the connecting pipe (10);
the nozzle (20) is of a circular tube structure, penetrates through the circular through hole (11), and is fixed at one end of the connecting pipe (10) through a compression nut (21), at least two sealing rings (22) are arranged on the outer wall of the nozzle (20), and the sealing rings (22) are attached to the inner wall of the circular through hole (11);
a connecting block (30), wherein the connecting block (30) is internally provided with a spherical hole (301) and a rectangular hole (302) which is penetrated by the spherical hole (301), the rectangular hole (302) penetrates through two opposite side surfaces of the connecting block (30), the connecting pipe (10) penetrates through the rectangular hole (302), the spherical structure (12) is in clearance fit in the spherical hole (301), the upper surface and the lower surface of the rectangular outer wall of the connecting pipe (10) are respectively in sliding fit with the top surface and the bottom surface of the rectangular hole (302), the connecting pipe (10) can swing around an axis perpendicular to the plane on which the top surface or the bottom surface of the rectangular hole (302) is positioned, the axis passes through the spherical ball structure (12) and the center of the spherical hole (301) at the same time, when the connecting pipe (10) swings, gaps are reserved between the two ends of the connecting pipe and the side faces of the rectangular holes (302).
2. The jet mill nozzle connecting structure according to claim 1, wherein the spherical ball structure (12) and the connecting pipe (10) are integrally formed.
3. The jet mill nozzle connecting structure according to claim 1, wherein the spherical ball structure (12) is provided with an annular groove (121) along a maximum diameter line, the section of the annular groove (121) is a rectangular groove structure, the plane of the annular groove (121) is perpendicular to the axis of the connecting pipe (10), an O-shaped ring (13) is embedded in the annular groove (121), two thirds of the section of the O-shaped ring (13) are located in the annular groove (121), and the O-shaped ring (13) is made of rubber.
4. The jet mill nozzle connection structure according to claim 1, wherein the rear end of the nozzle (20) is sequentially provided with an external thread and a flange (201), the compression nut (21) is connected with the connection pipe (10) through a thread, and the nozzle (20) is fixedly connected with the connection pipe (10) through being compressed on the flange (201).
5. The jet mill nozzle connecting structure according to claim 1, wherein the connecting block (30) is composed of a positioning block (31) and a mounting block (32), the positioning block (31) is embedded in the side wall of the milling chamber (1), the mounting block (32) is attached to the outer wall of the milling chamber (1), the spherical hole (301) is formed by two semicircular hole structural keys respectively machined in the positioning block (31) and the mounting block (32), and the axis of the milling chamber (1) is perpendicular to the top surface or the bottom surface of the rectangular hole (302).
6. A jet mill nozzle connecting structure according to claim 5, characterized in that a sealing gasket is arranged between the positioning block (31) and the mounting block (32), and a sealing gasket is arranged on the abutting surface of the mounting block (32) and the milling chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022617414.2U CN214077125U (en) | 2020-11-13 | 2020-11-13 | Jet mill nozzle connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022617414.2U CN214077125U (en) | 2020-11-13 | 2020-11-13 | Jet mill nozzle connecting structure |
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| Publication Number | Publication Date |
|---|---|
| CN214077125U true CN214077125U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022617414.2U Active CN214077125U (en) | 2020-11-13 | 2020-11-13 | Jet mill nozzle connecting structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308325A (en) * | 2021-11-25 | 2022-04-12 | 熊斌 | Jet mill nozzle connecting structure |
| CN114345508A (en) * | 2022-03-18 | 2022-04-15 | 山西金山磁材有限公司 | Jet mill separation device and method capable of improving powder particle size distribution |
| CN114904634A (en) * | 2022-05-07 | 2022-08-16 | 浙江中科磁业股份有限公司 | Neodymium iron boron magnetic steel processing system and method |
| CN117983457A (en) * | 2024-04-07 | 2024-05-07 | 卡撒钢绳(江苏)有限公司 | Steel wire rope maintenance equipment |
-
2020
- 2020-11-13 CN CN202022617414.2U patent/CN214077125U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308325A (en) * | 2021-11-25 | 2022-04-12 | 熊斌 | Jet mill nozzle connecting structure |
| CN114345508A (en) * | 2022-03-18 | 2022-04-15 | 山西金山磁材有限公司 | Jet mill separation device and method capable of improving powder particle size distribution |
| CN114904634A (en) * | 2022-05-07 | 2022-08-16 | 浙江中科磁业股份有限公司 | Neodymium iron boron magnetic steel processing system and method |
| CN114904634B (en) * | 2022-05-07 | 2022-12-02 | 浙江中科磁业股份有限公司 | Neodymium iron boron magnetic steel processing system and method |
| CN117983457A (en) * | 2024-04-07 | 2024-05-07 | 卡撒钢绳(江苏)有限公司 | Steel wire rope maintenance equipment |
| CN117983457B (en) * | 2024-04-07 | 2024-06-04 | 卡撒钢绳(江苏)有限公司 | Steel wire rope maintenance equipment |
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