CN210146181U

CN210146181U - Improved airflow crusher

Info

Publication number: CN210146181U
Application number: CN201920343963.XU
Authority: CN
Inventors: 王明积
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2020-03-17
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses an improved jet mill, which comprises a mill body, a discharge cover and a plurality of locking cover structures; a cover installing groove is formed in the top end of the machine body in a concave mode, an installing hole is formed in the center of the cover installing groove, the discharging cover comprises a cover body, the cover body is arranged on the cover installing groove of the machine body, and an annular clamping groove is formed in the top surface of the cover body; a plurality of locking closure structures set up in the both sides of organism, and each locking closure structure includes connecting piece, connecting rod and dead lever, and the connecting rod passes the lateral wall of connecting piece one end and organism, makes the connecting piece set up on the lateral wall of organism, and the dead lever passes the connecting piece other end, makes the bottom of dead lever support and holds in the ring groove of lid, realizes fixing the ejection of compact lid. Improved generation fluid energy mill through set up out material lid and locking closure structure on the organism, avoid multiple material granule to mix, improved crushing effect.

Description

Improved airflow crusher

Technical Field

The utility model belongs to the technical field of a rubbing crusher and specifically relates to an improved generation fluid energy mill is related to.

Background

The jet mill is a crushing machine with wide application range, and is widely applied to industries such as biological medicine, metal powder preparation and the like. The principle of the jet mill is as follows: after the material got into crushing room through feed system, high-speed airflow through crushing room strikes and smashes the indoor wall and produce collision, friction and the shearing that relapse to become the less granule of granularity, the material after smashing moves along with rising air current under the wind-force effect, and the material of different granularities is separated through the classifying chamber in the motion process, and the fine particle is collected, and the coarse particle descends to crushing room and continues to smash.

At present, the most closed structure that adopts of current fluid energy mill is often used for smashing single material, like the fluid energy mill that current patent number is 201520860532.2, and its whole is closed structure, when making this fluid energy mill will smash multiple material, the granule of former material is remained in fluid energy mill's crushing room and classifying chamber comparatively easily for the granule of former material mixes in the granule of the latter material, and then causes the influence to the smashing of the latter material.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can avoid the mixed improved generation fluid energy mill of multiple material granule.

In order to achieve the above object, the utility model provides a following technical scheme:

the improved jet mill comprises a mill body, a discharging cover and a plurality of locking cover structures; a cover installing groove is formed in the top end of the machine body in a concave mode, an installing hole is formed in the center of the cover installing groove, the discharging cover comprises a cover body, the cover body is arranged on the cover installing groove of the machine body, and an annular clamping groove is formed in the top surface of the cover body; a plurality of locking closure structures set up in the both sides of organism, and each locking closure structure includes connecting piece, connecting rod and dead lever, and the connecting rod passes the lateral wall of connecting piece one end and organism, makes the connecting piece set up on the lateral wall of organism, and the dead lever passes the connecting piece other end, makes the bottom of dead lever support and holds in the ring groove of lid, realizes fixing the ejection of compact lid.

As a further technical solution of the utility model: the center of the cover body is provided with a discharge pipe which is used for connecting an external cyclone collector to collect and store fine powder formed by crushing materials.

As a further technical solution of the utility model: the middle part of the inner cavity of the machine body is provided with a spacing wall which divides the machine body into a first inner cavity section positioned at the top end of the machine body and a second inner cavity section positioned at the bottom end of the machine body, a shaft center hole penetrating through the spacing wall is formed in the center of the spacing wall, and the shaft center hole is communicated with the first inner cavity section and the second inner cavity section of the machine body.

As a further technical solution of the utility model: the bottom end of the machine body is provided with an air inlet, so that the second inner cavity section forms an air inlet chamber.

As a further technical solution of the utility model: the improved jet mill comprises a crushing device, the crushing device comprises a motor, a crushing disc and a splitter ring, the motor is arranged in the second inner cavity section, a rotating shaft of the motor penetrates through the shaft center hole to extend into the first inner cavity section, and the crushing disc and the splitter ring are sleeved on the rotating shaft of the motor, so that the crushing disc and the splitter ring rotate along with the rotating shaft of the motor.

As a further technical solution of the utility model: the clearance between crushing dish and the reposition of redundant personnel ring forms crushing room in first inner chamber section, and improved generation fluid energy mill includes feed arrangement, and the crushing room of feed arrangement intercommunication first inner chamber section makes the material granule carry to crushing room from feed arrangement.

As a further technical solution of the utility model: the discharging cover comprises a grading wheel integrally connected with the cover body, and the grading wheel penetrates through the mounting hole to be arranged in the first inner cavity section.

As a further technical solution of the utility model: the improved jet mill also comprises a hard layer, wherein the hard layer is arranged on the inner wall of the crushing disc, the diverter ring and the first inner cavity section and the side wall of the bottom end of the discharging cover.

As a further technical solution of the utility model: the hard layer is formed by pasting and splicing a plurality of corrugated or concave-convex ceramic plates or is formed by pasting and splicing corrugated or concave-convex glass.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an improved generation fluid energy mill is through setting up ejection of compact lid and locking closure structure on the organism, avoids multiple material granule to mix, has improved crushing effect.

Drawings

Fig. 1 is a structural view of an improved jet mill.

Fig. 2 is a state diagram of the improved jet mill.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the description herein is only for purposes of illustration and explanation, and is not intended to limit the scope of the present disclosure.

Referring to fig. 1, an improved jet mill includes a mill body 10, a milling device 20, a feeding device 30, a discharging cover 40, and a plurality of locking cover structures 50; wherein, the crushing device 20 is arranged in the machine body 10 and is used for crushing material particles; the feeding device 30 is arranged at one side of the machine body 10 and used for conveying material particles into the machine body 10; the discharging cover 40 is arranged at the top end of the machine body 10 and is used for outputting the crushed particles from the machine body 10; a plurality of locking structures 50 are disposed on two sides of the machine body 10 for fixing the discharging cover 40 on the machine body 10.

The machine body 10 is a hollow cylindrical structure, a cover installing groove 11 is formed at the top end of the machine body 10 in a concave mode, and a mounting hole 12 is formed in the center of the cover installing groove 11; an air inlet 13 is opened at the bottom end of the machine body 10. A partition wall 14 is formed at the middle of the inner cavity of the machine body 10 to divide the machine body 10 into a first inner cavity section 101 at the top end of the machine body 10 and a second inner cavity section 102 at the bottom end of the machine body 10. A shaft hole 15 penetrating the partition wall 14 is formed at the center of the partition wall 14, and the shaft hole 15 communicates with the first inner cavity section 101 and the second inner cavity section 102 of the machine body 10. The second cavity section 102 forms an inlet chamber 103, and high pressure air is delivered from the inlet chamber 103 into the machine body 10 through the inlet 13.

The crushing device 20 comprises a motor 21, a crushing disk 22 and a diverter ring 23. Wherein the motor 21 is disposed in the second cavity segment 102, and the rotating shaft 211 of the motor 21 passes through the shaft hole 15 to extend into the first cavity segment 101; further, the crushing disk 22 is disposed below the diverting ring 23, and the crushing disk 22 and the diverting ring 23 are disposed in the first cavity section 101 and sleeved on the rotating shaft 211 of the motor 21, so that the crushing disk 22 and the diverting ring 23 rotate along with the rotating shaft 211 of the motor 21. Specifically, the gap between the crushing disk 22 and the diverter ring 23 forms a crushing chamber 104 in the first inner cavity section 101, and the material particles are crushed in the crushing chamber 104 by the rotation of the crushing disk 22 and the diverter ring 23. The feed device 30 communicates with the crushing chamber 104 of the first cavity section 101, so that the material particles are conveyed from the feed device 30 to the crushing chamber 104 for crushing.

The discharging cover 40 comprises a cover body 41 and a grading wheel 42 integrally connected with the cover body 41; wherein, the cover body 41 is arranged in the cover groove 11 of the machine body 10, and the grading wheel 42 is arranged in the first inner cavity section 101 through the mounting hole 12. Further, a discharge pipe 411 is arranged at the center of the cover body 41 and connected with an external cyclone collector or other equipment to collect and store fine powder formed by crushing materials; the top surface of the cover 41 is provided with a ring-shaped slot 412 for engaging the locking structure 50. Furthermore, a grading chamber 105 is formed in the first inner cavity section 101 through a gap between the grading wheel 42 and the diverter ring 23, the fine powder after being crushed is divided into powder with qualified particle size and coarse powder with unqualified particle size through the grading wheel 42, the qualified powder passes through the grading wheel 42 and is output from the discharge pipe 411 of the cover body 41, and the unqualified coarse powder falls back to the crushing chamber 104 along the inner wall of the diverter ring 23, and the crushing operation is continued until the particle size of the powder is qualified.

Each of the locking cover structures 50 includes a connecting member 51, a connecting rod 52, and a fixing rod 53. Wherein, screw holes are arranged at two ends of the connecting piece 51, and threads are arranged on the connecting rod 52 and the fixing rod 53. Further, the connecting rod 52 passes through a screw hole at one end of the connecting member 51 and a side wall of the machine body 10, so that the connecting member 51 is disposed on the side wall of the machine body 10; the fixing rod 53 passes through the screw hole at the other end of the connecting member 51, and the bottom end of the fixing rod 53 is abutted against the annular clamping groove 412 of the cover body 41, thereby completing the fixing of the discharging cover 40.

The improved jet mill further comprises a hard layer 60, and the hard layer 60 can be arranged on the crushing disk 22, the diverter ring 23, the inner wall of the first inner cavity section 101 and the bottom end side wall of the discharging cover 40 to improve the durability and the crushing efficiency of the jet mill. The hard layer 60 may be formed by adhering and splicing a plurality of corrugated or concave-convex ceramic sheets, or may be formed by adhering and splicing a plurality of corrugated or concave-convex glass sheets to form the hard layer 60. The utility model discloses in, stereoplasm layer 60 adopts the stereoplasm layer 60 that the glass of corrugate or unsmooth form pasted the formation, has reduceed the cost effectively.

Referring to fig. 2, the improved jet mill of the present invention has the following operation processes: the material particles are conveyed into the crushing chamber 104 from the feeding device 30, high-pressure air is also conveyed into the crushing chamber 104 from the air inlet chamber 103 through the axial hole 15, the motor 21 drives the crushing disc 22 and the diverter ring 23 to rotate, so that the material particles are repeatedly collided, rubbed and sheared with the inner wall of the first inner cavity section 101, the crushing disc 22 and the diverter ring 23 through high-speed airflow impact of the crushing chamber 104, the particles with smaller particle sizes are formed, the crushed material moves along with ascending airflow under the action of wind power, the materials with different particle sizes are separated through the grading chamber 105 in the moving process, fine particles are collected, and coarse particles fall into the crushing chamber 104 to be continuously crushed. When the material type is to be changed, the locking structure 50 and the discharging cover 40 are opened, the previous material particles and fine powder remained in the crushing chamber 104 and the classifying chamber 105 are removed, and then the locking structure 50 and the discharging cover 40 are installed again, and new material particles are conveyed from the feeding device 30.

To sum up, the utility model discloses improved generation fluid energy mill avoids multiple material granule to mix through set up out material lid 40 and locking closure structure 50 on organism 10, has improved crushing effect. In addition, the hard layer 60 is formed by adhering a plurality of corrugated or concave-convex glass sheets, so that the cost is effectively reduced.

As long as the idea created by the present invention is not violated, various different embodiments of the present invention can be arbitrarily combined, and all the embodiments should be regarded as the content disclosed by the present invention; the utility model discloses an in the technical conception scope, carry out multiple simple variant and different embodiments to technical scheme and go on not violating the utility model discloses the arbitrary combination of the thought of creation all should be within the protection scope.

Claims

1. Improved generation fluid energy mill, including organism (10), ejection of compact lid (40) and a plurality of locking closure structure (50), its characterized in that: a cover installing groove (11) is formed at the top end of the machine body (10) in a concave mode, and a mounting hole (12) is formed in the center of the cover installing groove (11); the discharging cover (40) comprises a cover body (41), the cover body (41) is arranged on the cover installing groove (11) of the machine body (10), and the top surface of the cover body (41) is provided with an annular clamping groove (412); a plurality of locking closure structures (50) are arranged on two sides of the machine body (10), each locking closure structure (50) comprises a connecting piece (51), a connecting rod (52) and a fixing rod (53), the connecting rod (52) penetrates through one end of the connecting piece (51) and the side wall of the machine body (10), the connecting piece (51) is arranged on the side wall of the machine body (10), the fixing rod (53) penetrates through the other end of the connecting piece (51), the bottom end of the fixing rod (53) is abutted to the annular clamping groove (412) of the cover body (41), and the discharging cover (40) is fixed.

2. An improved jet mill as set forth in claim 1, characterized in that: the center of the cover body (41) is provided with a discharge pipe (411) which is used for connecting an external cyclone collector to collect and store fine powder formed by crushing materials.

3. An improved jet mill as set forth in claim 1, characterized in that: a partition wall (14) is formed in the middle of an inner cavity of the machine body (10), the machine body (10) is divided into a first inner cavity section (101) located at the top end of the machine body (10) and a second inner cavity section (102) located at the bottom end of the machine body (10), a shaft center hole (15) penetrating through the partition wall (14) is formed in the center of the partition wall (14), and the shaft center hole (15) is communicated with the first inner cavity section (101) and the second inner cavity section (102) of the machine body (10).

4. An improved jet mill as set forth in claim 2, characterized in that: the bottom end of the machine body (10) is provided with an air inlet (13) so that the second inner cavity section (102) forms an air inlet chamber (103).

5. An improved jet mill as set forth in claim 2, characterized in that: the improved jet mill comprises a grinding device (20), wherein the grinding device (20) comprises a motor (21), a grinding disc (22) and a flow distribution ring (23), the motor (21) is arranged in a second inner cavity section (102), a rotating shaft (211) of the motor (21) penetrates through a shaft center hole (15) to extend into a first inner cavity section (101), and the grinding disc (22) and the flow distribution ring (23) are sleeved on the rotating shaft (211) of the motor (21) to enable the grinding disc (22) and the flow distribution ring (23) to rotate along with the rotation of the rotating shaft (211) of the motor (21).

6. An improved jet mill as set forth in claim 5, characterized in that: the gap between the crushing disc (22) and the flow dividing ring (23) forms a crushing chamber (104) in the first inner cavity section (101), the improved airflow crusher comprises a feeding device (30), and the feeding device (30) is communicated with the crushing chamber (104) of the first inner cavity section (101) to enable material particles to be conveyed to the crushing chamber (104) from the feeding device (30).

7. An improved jet mill as set forth in claim 3, characterized in that: the discharging cover (40) comprises a grading wheel (42) integrally connected with the cover body (41), and the grading wheel (42) penetrates through the mounting hole (12) and is arranged in the first inner cavity section (101).

8. An improved jet mill as set forth in claim 5, characterized in that: the improved jet mill also comprises a hard layer (60), wherein the hard layer (60) is arranged on the inner wall of the crushing disc (22), the flow dividing ring (23), the first inner cavity section (101) and the side wall of the bottom end of the discharging cover (40).

9. An improved jet mill as defined in claim 8, wherein: the hard layer (60) is formed by pasting and splicing a plurality of corrugated or concave-convex ceramic plates or by pasting and splicing corrugated or concave-convex glass.