CN213133582U

CN213133582U - Milling equipment

Info

Publication number: CN213133582U
Application number: CN202021773352.8U
Authority: CN
Inventors: 张华全; 张琴; 廖洪林
Original assignee: Sichuan Shumo Machinery Co ltd
Current assignee: Sichuan Shumo Machinery Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-07
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to a milling equipment, belong to mountain flour production facility field, including the milling machine main part, fan and holding vessel, be linked together between fan and the milling machine main part, the bottom of holding vessel is provided with the discharge gate, be provided with first connecting pipe between milling machine main part and the holding vessel, the both ends of first connecting pipe communicate with milling machine main part and holding vessel respectively, be provided with the second connecting pipe between fan and the holding vessel, the both ends of second connecting pipe communicate with fan and holding vessel respectively, the tip of first connecting pipe is located the lateral wall of holding vessel, and first connecting pipe is located the tangential direction of holding vessel, the tip of second connecting pipe is located the top of holding vessel, be provided with the extension pipe in the holding vessel, extension pipe and second connecting pipe intercommunication, the extension pipe extends to the position that is close to the holding vessel bottom along vertical direction. This application has the effect of the collection effect of being convenient for improve the powder.

Description

Milling equipment

Technical Field

The application relates to the field of stone powder production equipment, in particular to a grinding device.

Background

The pulverizer is widely applicable to high-fine powder processing of 280 various materials in industries such as marble, limestone, dolomite, fluorite, lime, activated clay, activated carbon, bentonite, kaolin, cement, phosphate rock, gypsum, glass, heat-insulating materials and the like, wherein the Mohs hardness of the materials is not more than 9.3 grade, and the humidity of the materials is less than 6 percent, such as non-flammable and non-explosive minerals, chemical engineering, buildings and the like.

The existing Chinese patent with the publication number of CN205995590U discloses a stone powder grinding device, which comprises a main body of a grinder, a fan, an analyzer, a large cyclone collector and a small cyclone collector, wherein a feed inlet is arranged on one side of the main body of the grinder, the fan is connected with the lower end of the main body through a pipeline, the analyzer is arranged at the upper end of the main body of the grinder, a discharge outlet is arranged at the top of the main body of the grinder, the discharge outlet of the main body of the grinder passes through the large cyclone collector through the pipeline, a first air return pipe is arranged at the upper end of the large cyclone collector, the first air return pipe is connected with the small cyclone collector, a second air return pipe is arranged at the upper end of the small cyclone collector, the second air return pipe is connected to the fan, a first discharge outlet is arranged at the lower end of the.

Aiming at the related technologies, the inventor thinks that when the fan blows the ground powder into the large cyclone collector for collection, a lot of powder can directly enter the first return air pipe along with the air, resulting in poor collection effect of the powder in the large cyclone collector.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the collection effect that improves the powder, this application provides a milling equipment.

The application provides a milling equipment adopts following technical scheme:

the utility model provides a milling equipment, includes milling machine main part, fan and holding vessel, be linked together between fan and the milling machine main part, the bottom of holding vessel is provided with the discharge gate, be provided with first connecting pipe between milling machine main part and the holding vessel, the both ends of first connecting pipe communicate with milling machine main part and holding vessel respectively, be provided with the second connecting pipe between fan and the holding vessel, the both ends of second connecting pipe communicate with fan and holding vessel respectively, the tip of first connecting pipe is located the lateral wall of holding vessel, just first connecting pipe is located the tangential direction of holding vessel, the tip of second connecting pipe is located the top of holding vessel, be provided with the extension pipe in the holding vessel, extension pipe and second connecting pipe intercommunication, the extension pipe extends to the position that is close to the holding vessel bottom along vertical direction.

Through adopting above-mentioned technical scheme, during using this milling equipment, add the material and grind the powder in the crocus main body, the fan blows in first connecting pipe with the powder afterwards, the air drives the powder and gets into in the collecting tank through first connecting pipe afterwards, and because first connecting pipe is located the tangential direction of collecting tank, consequently can subside to collecting tank bottom along the helical direction behind air and the powder gets into in the collecting tank, air and part do not subside later get into in the extension pipe, and get into in the second connecting pipe through the extension pipe, get into the fan afterwards, the fan blows in the crocus main body with this part does not subside's powder, form the wind path circulation like this, the setting of extension pipe has increased the settling time of powder in the collecting tank, thereby make more powder can subside to collecting tank bottom, thereby the collection effect of powder has been improved.

Preferably, the top of holding vessel is provided with first connecting pipe, the one end of first connecting pipe is located outside the holding vessel and communicates with the second connecting pipe, and the other end is located the holding vessel and communicates with the extension pipe.

Through adopting above-mentioned technical scheme, utilize first connecting pipe to connect second connecting pipe and extension pipe to it is more convenient to make second connecting pipe and extension pipe and the connection between the holding vessel, has also guaranteed the intercommunication of second connecting pipe and extension pipe simultaneously.

Preferably, the extension pipe is detachably connected to the first communication pipe.

Through adopting above-mentioned technical scheme, the powder can cause wearing and tearing to the extension pipe, alright dismantle the extension pipe when extension pipe wearing and tearing are serious or damage to change the extension pipe, thereby guarantee the collection effect of powder.

Preferably, the end part of the first communicating pipe in the collecting tank is provided with a first connecting part, the end part of the extension pipe is provided with a second connecting part, and the first connecting part and the second connecting part are connected through a plurality of fixing bolts.

Through adopting above-mentioned technical scheme, when connecting first connecting pipe and extension pipe, make first connecting portion and second connecting portion align and the butt, twist first connecting portion and second connecting portion with fixing bolt afterwards to realize being connected of first connecting pipe and extension pipe, and when dismantling the extension pipe, only need twist out fixing bolt, make first connecting portion and second connecting portion separate can, it is very convenient.

Preferably, a sealing groove is formed in the first connecting portion in the circumferential direction of the first connecting portion, a sealing strip is arranged on the second connecting portion, and the sealing strip is matched with the sealing groove.

Through adopting above-mentioned technical scheme, when connecting first connecting pipe and extension pipe, make first connecting portion and second connecting portion butt to make the sealing strip get into in the seal groove, utilize sealing strip and seal groove can increase the leakproofness between first connecting portion and the second connecting portion, avoid the powder directly to get into the extension pipe from here to a certain extent.

Preferably, a second communicating pipe is arranged on the side wall of the collecting tank and on the upper portion of the collecting tank, the second communicating pipe is arranged along the tangential direction of the side wall of the collecting tank, and the second communicating pipe is communicated with the first connecting pipe.

Through adopting above-mentioned technical scheme, utilize the second communicating pipe can connect first connecting pipe and holding tank to it is more convenient to make the connection of first connecting pipe and holding tank.

Preferably, a plurality of lifting lugs are arranged on the collecting tank and positioned at the top of the collecting tank, and the plurality of lifting lugs are uniformly arranged along the circumferential direction of the collecting tank at intervals.

Through adopting above-mentioned technical scheme, the setting up of rings makes the hoist and mount of holding vessel more convenient.

Preferably, the first connecting pipe and the second connecting pipe are both wear-resistant steel pipes.

Through adopting above-mentioned technical scheme, set up first connecting pipe and second connecting pipe into wear-resisting steel pipe for the stand wear and tear performance of first connecting pipe and second connecting pipe improves, thereby has increased the life of first connecting pipe and second connecting pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the extension pipe is arranged in the collection tank and extends to a position close to the bottom of the collection tank, so that the powder can be settled for a longer time after entering the collection tank, and the powder collection effect is improved;

2. the extension pipe is detachably connected with the first communication pipe, so that the extension pipe is more convenient to mount and dismount, and the extension pipe is more convenient to replace;

3. through setting up first connecting pipe and second connecting pipe as wear-resisting steel pipe for first connecting pipe and second connecting pipe have longer life.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a partial cross-sectional view of a collection tank according to an embodiment of the present application;

FIG. 3 is an enlarged partial view of portion A of FIG. 2;

fig. 4 is a schematic partial cross-sectional view illustrating a sealing groove and a sealing strip according to an embodiment of the present application.

Description of reference numerals: 1. a mill body; 2. a fan; 3. a collection tank; 31. a discharge port; 32. lifting lugs; 4. a first connecting pipe; 5. a second connecting pipe; 6. an extension pipe; 61. a second connecting portion; 611. a sealing strip; 7. a first communication pipe; 71. a first connection portion; 711. a sealing groove; 72. fixing the bolt; 73. fixing a nut; 8. and a second communication pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses milling equipment. Referring to fig. 1, milling equipment includes milling machine main part 1, fan 2 and collection tank 3, is linked together between fan 2 and the milling machine main part 1, and the bottom of collection tank 3 is provided with discharge gate 31, and the powder gets into and sinks the bottom of collection tank 3 behind the collection tank 3, opens discharge gate 31 and can take out the powder.

Referring to fig. 1 and 2, a first connecting pipe 4 is arranged between a mill main body 1 and a collecting tank 3, two ends of the first connecting pipe 4 are respectively communicated with the mill main body 1 and the collecting tank 3, an end portion of the first connecting pipe 4 is positioned on a side wall of the collecting tank 3, the first connecting pipe 4 is positioned in a tangential direction of the collecting tank 3, a second connecting pipe 5 is arranged between a fan 2 and the collecting tank 3, two ends of the second connecting pipe 5 are respectively communicated with the fan 2 and the collecting tank 3, an end portion of the second connecting pipe 5 is positioned at the top of the collecting tank 3, an extension pipe 6 is arranged in the collecting tank 3 along a vertical direction, one end of the extension pipe 6 extends to a position close to the bottom of the collecting tank 3, and the other end is communicated with the second connecting pipe 5; in order to prolong the service life of the first connecting pipe 4 and the second connecting pipe 5, wear-resistant steel pipes are selected for the first connecting pipe 4 and the second connecting pipe 5.

After the material made the powder through milling machine main part 1 mill, fan 2 made the air drive the powder and flows, the powder gets into in the holding vessel 3 along first connecting pipe 4, and subside along the helical direction, most powder subsides to the bottom of holding vessel 3, the less part powder gets into extension 6 along with the air, get into second connecting pipe 5 afterwards and get into fan 2 along second connecting pipe 5, fan 2 blows this part powder into milling machine main part 1 again, so form the wind path circulation, utilize the settling time that extension 6 can increase the powder, thereby the collection effect to the powder has been improved.

Referring to fig. 1 and 2, a first communicating pipe 7 and a second communicating pipe 8 are respectively arranged on the collecting tank 3, the first communicating pipe is positioned at the top of the collecting tank 3, one end of the first communicating pipe 7 is positioned outside the collecting tank 3 and is communicated with the second connecting pipe 5, and the other end is positioned in the collecting tank 3 and is communicated with the extension pipe 6; the second communicating pipe 8 is positioned at the upper part of the side wall of the collecting tank 3, the second communicating pipe 8 extends along the tangential direction of the side wall of the collecting tank 3, and the second communicating pipe 8 is connected with the first connecting pipe 4; the extension pipe 6 and the second connection pipe 5 can be connected through the first communication pipe 7, and the collection tank 3 and the first connection pipe 4 can be connected through the second communication pipe 8, so that the installation of the first connection pipe 4, the second connection pipe 5 and the extension pipe 6 is more convenient.

Referring to fig. 2 and 3, in order to facilitate replacement of the extension pipe 6, the extension pipe 6 is detachably connected to the first connection pipe 7, a first connection portion 71 is disposed on an end portion of the first connection pipe 7 located in the collection tank 3, the first connection portion 71 and the first connection pipe 7 are integrally disposed, a plurality of first bolt holes (not shown in the figure) are disposed on the first connection portion 71, a second connection portion 61 is integrally disposed on an end portion of the extension pipe 6, a plurality of second bolt holes (not shown in the figure) are disposed on the second connection portion 61, the first bolt holes correspond to the first bolt holes, fixing bolts 72 penetrating through the first bolt holes and the second bolt holes are disposed on the first connection portion 71, and fixing nuts 73 tightly abutting against the second connection portion 61 are disposed on the fixing bolts 72.

Connect first connecting portion 71 and second connecting portion 61 through fixing bolt 72 and can realize being connected of first connecting pipe 7 and extension pipe 6, and when needing to be changed extension pipe 6, only need screw out fixing bolt 72, make first connecting portion 71 and second connecting portion 61 separation alright dismantle extension pipe 6 get off, it is very convenient.

Referring to fig. 4, in order to improve the sealing property between the first connection portion 71 and the second connection portion 61, a sealing groove 711 is formed in the first connection portion 71 along the circumferential direction of the first connection portion 71, a sealing strip 611 matched with the sealing groove 711 is disposed on the second connection portion 61, and when the first connection portion 71 abuts against the second connection portion 61, the sealing strip 611 enters the sealing groove 711, so that powder is prevented from entering the extension pipe 6 from the sealing groove to a certain extent, and the powder settling effect is ensured.

Referring to fig. 1, in order to facilitate the hoisting of the collection tank 3, four lifting lugs 32 are arranged on the collection tank 3 at the top of the collection tank 3, the four lifting lugs 32 are evenly spaced along the circumference of the collection tank 3, and the number of the lifting lugs 32 may be larger in other embodiments.

The implementation principle of the grinding device in the embodiment of the application is as follows: when the powder grinding device is used, materials are added into the powder grinding machine main body 1 to be ground into powder, then the fan 2 blows the powder into the first connecting pipe 4, then the air drives the powder to enter the collecting tank 3 through the first connecting pipe 4, and because the first connecting pipe 4 is positioned in the tangential direction of the collecting tank 3, so that the air and the powder entering the collection tank 3 will settle in a spiral direction towards the bottom of the collection tank 3, whereupon the air and part of the unsettled powder enter the extension pipe 6, and through the extension pipe 6 into the second connection pipe 5 and subsequently into the fan 2, which fan 2 blows this part of the non-settled powder into the mill body 1, thus forming the circulation of the air path, the arrangement of the extension pipe 6 increases the settling time of the powder in the collecting tank 3, thereby more powder can be settled to the bottom of the collecting tank 3, and the collecting effect of the powder is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a milling equipment, includes milling machine main part (1), fan (2) and holding tank (3), be linked together between fan (2) and milling machine main part (1), the bottom of holding tank (3) is provided with discharge gate (31), its characterized in that: a first connecting pipe (4) is arranged between the pulverizer main body (1) and the collecting tank (3), two ends of the first connecting pipe (4) are respectively communicated with the flour mill main body (1) and the collecting tank (3), a second connecting pipe (5) is arranged between the fan (2) and the collecting tank (3), two ends of the second connecting pipe (5) are respectively communicated with the fan (2) and the collecting tank (3), the end of the first connecting pipe (4) is positioned on the side wall of the collecting tank (3), and the first connecting pipe (4) is positioned in the tangential direction of the collecting tank (3), the end of the second connecting pipe (5) is positioned at the top of the collecting tank (3), an extension pipe (6) is arranged in the collection tank (3), the extension pipe (6) is communicated with the second connecting pipe (5), the extension pipe (6) extends to a position close to the bottom of the collecting tank (3) along the vertical direction.

2. A milling apparatus as claimed in claim 1, characterized in that: the top of holding vessel (3) is provided with first connecting pipe (7), the one end of first connecting pipe (7) is located holding vessel (3) outer and with second connecting pipe (5) intercommunication, the other end is located holding vessel (3) and with extension pipe (6) intercommunication.

3. A milling apparatus as claimed in claim 2, characterized in that: the extension pipe (6) is detachably connected to the first communication pipe (7).

4. A mill according to claim 3 wherein: the end part of the first connecting pipe (7) in the collecting tank (3) is provided with a first connecting part (71), the end part of the extension pipe (6) is provided with a second connecting part (61), and the first connecting part (71) and the second connecting part (61) are connected through a plurality of fixing bolts (72).

5. A mill according to claim 4, characterized in that: a sealing groove (711) is formed in the first connecting portion (71) along the circumferential direction of the first connecting portion (71), a sealing strip (611) is arranged on the second connecting portion (61), and the sealing strip (611) is matched with the sealing groove (711).

6. A milling apparatus as claimed in claim 1, characterized in that: the collecting tank is characterized in that a second communicating pipe (8) is arranged on the side wall of the collecting tank (3) and located on the upper portion of the collecting tank (3), the second communicating pipe (8) is arranged along the tangential direction of the side wall of the collecting tank (3), and the second communicating pipe (8) is communicated with the first connecting pipe (4).

7. A milling apparatus as claimed in claim 1, characterized in that: a plurality of lifting lugs (32) are arranged on the collecting tank (3) and positioned at the top of the collecting tank (3), and the lifting lugs (32) are uniformly arranged along the circumferential direction of the collecting tank (3) at intervals.

8. A milling apparatus as claimed in claim 1, characterized in that: the first connecting pipe (4) and the second connecting pipe (5) are both wear-resistant steel pipes.