CN217313202U - Novel feeding device sealing structure of roller mixer - Google Patents
Novel feeding device sealing structure of roller mixer Download PDFInfo
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- CN217313202U CN217313202U CN202220125788.9U CN202220125788U CN217313202U CN 217313202 U CN217313202 U CN 217313202U CN 202220125788 U CN202220125788 U CN 202220125788U CN 217313202 U CN217313202 U CN 217313202U
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Abstract
The utility model provides a novel feed arrangement seal structure of drum mixer, feed arrangement includes the inlet pipe, establishes the pressure balance pipe on the inlet pipe, the end of inlet pipe is equipped with the feed inlet flange, the cover is equipped with the feed inlet axle bed on the feed inlet flange, the cover is equipped with the carousel bearing on the feed inlet axle bed, the right-hand member of feed inlet axle bed is equipped with the barrel flange, seal structure includes breathing passage, breathing piece, breathing passage establishes in the perisporium of feed inlet flange, breathing passage's one end is the import, the import runs through the outer peripheral face of feed inlet flange, breathing passage's the other end is the export, the export runs through the right-hand member face of feed inlet flange, breathing piece establishes in the exit, breathing piece is connected with the right-hand member face of feed inlet flange. The utility model discloses sealing performance is good, improves operation security and stability, extension feed arrangement's life.
Description
Technical Field
The utility model belongs to the technical field of the cylinder mixes machine technique and specifically relates to a novel feed arrangement seal structure of cylinder mixes machine is related to.
Background
The drum mixer is a mixing device widely applied to the new energy material industry, the unique double-ribbon structural design enables materials to be quickly and uniformly mixed, no residue is left during discharging, magnetic foreign matters are low, the occupied space is small, and the like, and the drum mixer is widely applied to domestic new energy material production line merchants at present.
After the mixer feeds materials at the feeding hole, the materials fed into the roller are fully mixed by stirring of the mixing blades on the inner wall of the roller body, and the materials can be continuously and automatically discharged after the materials are completely mixed; the existing roller mixer is in the field usage, and causes the feed inlet sealing structure to lose efficacy rapidly due to the fine new energy material powder particles and other reasons, the feeding of the turntable bearing is damaged, the problems of poor equipment stability, low safety, high maintenance cost and the like are caused, and the normal use of a customer is influenced, so that a new technical scheme is urgently needed to solve the problems.
Disclosure of Invention
The utility model aims at providing a novel feed arrangement seal structure of drum mixer promotes feed arrangement's sealing performance, reduces the carousel bearing and damages, promotes security and stability, increase of service life.
In order to realize the technical purpose, reach foretell technical requirement, the utility model discloses the technical scheme who adopts is: the utility model provides a novel feed arrangement seal structure of cylinder mixer, feed arrangement includes the inlet pipe, establishes the pressure balance pipe on the inlet pipe, the end of inlet pipe is equipped with the feed inlet flange, the cover is equipped with the feed inlet axle bed on the feed inlet flange, the cover is equipped with the carousel bearing on the feed inlet axle bed, the right-hand member of feed inlet axle bed is equipped with the barrel flange, seal structure includes breathing passage, breathing piece, breathing passage establishes in the perisporium of feed inlet flange, breathing passage's one end is the import, the outer peripheral face that the feed inlet flange was run through in the import, breathing passage's the other end is the export, the export runs through the right-hand member face of feed inlet flange, breathing piece establishes in the exit, breathing piece is connected with the right-hand member face of feed inlet flange.
As the preferred technical scheme, the right end face of the breathing sheet is provided with a breathing sheet pressing plate, and the breathing sheet pressing plate is of a broken line type.
As a preferred technical scheme, the breathing passage comprises a first section and a second section, the first section is connected with the second section, the first section is arranged in a radial direction, and the second section is arranged in an inclined direction.
As a preferred technical scheme, an air groove is formed in the peripheral surface of the feed port flange and communicated with the first section.
As the preferred technical scheme, the right end face of the feed inlet shaft seat is provided with a labyrinth groove, the left end face of the cylinder flange is provided with a labyrinth plate, and the labyrinth plate is arranged in the labyrinth groove.
As a preferred technical scheme, a sealing ring is arranged on the contact surface of the feed port flange and the turntable bearing.
As an optimized technical scheme, a sealing groove is arranged on the inner wall of the feed inlet shaft seat and is opposite to the air groove.
As a preferred technical scheme, the sealing ring is of a Y-shaped structure.
As a preferred technical scheme, the thickness of the breathing sheet is 0.2-2 mm.
As a preferable technical scheme, the thickness of the breathing sheet pressing plate is 0.2-2 mm.
The beneficial effects of the utility model are that:
1) the feeding pipe is used for feeding, when the roller mixer is in a non-working state, the breathing sheet is attached to an outlet of the breathing passage, after the roller mixer works, dust generated by materials can enter a gap between the flange of the feeding hole and a shaft seat of the feeding hole, after the breathing passage is arranged, the dust enters the breathing passage and reaches the back of the breathing sheet, and due to negative pressure generated in the roller after the roller mixer works, the dust can push the breathing sheet open to enter the roller, so that dust accumulation is prevented, the sealing performance of the feeding device is improved, preferably, the breathing sheet is limited by the breathing pressing plate, and the breathing sheet is prevented from being deformed and cannot be reset due to overlarge impact;
2) preferably, the multi-section breathing channel forms a reasonable route, so that dust enters the roller;
3) preferably, the air groove has an accumulation function, and dust can more easily enter the breathing passage through the air groove;
4) preferably, the feeding hole shaft seat and the cylinder flange are connected in a labyrinth seal mode, so that the sealing performance is good and the cylinder flange is not easy to lose efficacy;
5) preferably, the sealing ring further prevents dust from entering the turntable bearing, and the sealing performance is greatly improved;
6) preferably, the sealing groove blocks dust, so that the dust falls into the air groove to generate a better sealing effect;
7) preferably, the sealing ring with the Y-shaped structure has good axial sealing performance and is convenient to mount and dismount;
8) preferably, the breathing sheet and the breathing sheet pressing plate are both of thin plate structures, have certain elasticity, and are opened and closed along with the change of pressure intensity, so that the sealing effect is good.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of detail A of FIG. 1;
FIG. 3 is an assembly view of a breath flap and a breath flap hold down;
fig. 4 is a left side view of fig. 3.
In fig. 1-4, 1, feed tube; 2. a pressure balance tube; 3. a feed port flange; 301. an air tank; 4. a feed inlet shaft seat; 401. a labyrinth groove; 402. a sealing groove; 5. a turntable bearing; 6. a breathing passage; 601. a first stage; 602. a second stage; 7. a respiratory patch; 8. a breathing sheet pressing plate; 9. a cylinder flange; 901. a labyrinth plate; 10. a seal ring; 11. and (3) a roller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings;
referring to fig. 1-4, a novel sealing structure of a feeding device of a drum mixer, the feeding device comprises a feeding pipe 1, a pressure balance pipe 2 arranged on the feeding pipe 1, a feed inlet flange 3 is arranged at the tail end of the feed pipe 1, a feed inlet shaft seat 4 is sleeved on the feed inlet flange 3, the feed inlet shaft seat 4 is sleeved with a turntable bearing 5, the right end of the feed inlet shaft seat 4 is provided with a cylinder flange 9, the sealing structure comprises a breathing passage 6 and a breathing sheet 7, the breathing passage 6 is arranged in the peripheral wall of the feed inlet flange 3, one end of the breathing passage 6 is an inlet which penetrates through the peripheral surface of the feed inlet flange 3, the other end of the breathing passage 6 is an outlet which penetrates through the right end surface of the feed port flange 3, the breathing sheet 7 is arranged at the outlet, and the breathing sheet 7 is connected with the right end face of the feed inlet flange 3; the roller mixer comprises a roller 11, a feed pipe 1 is communicated with the roller 11, the feed pipe 1 and a pressure balance pipe 2 are communicated with a storage bin, a breathing sheet 7 is connected with the inner wall of the roller 11, when the roller mixer is in a non-working state or under the condition that no dust exists in a sealing structure, the breathing sheet 7 is tightly attached to the inner wall of the roller 11 to shield the outlet of a breathing channel 6, the situation that the material in the roller 11 is poured into the sealing channel is avoided, when the roller mixer starts to work, the material is fed into the feed pipe 1 and enters the roller 11 through the feed pipe 1, at the moment, the pressure in the roller 11 is positive and continuously increased, the material generates dust and drifts from a gap, therefore, after the pressure balance pipe 2 on the feeding device is communicated with the storage bin, the storage bin and the roller 11 are both negative pressure through a negative pressure vacuum machine, the drifted dust returns to the storage bin through the pressure balance pipe 2, and a small amount of dust enters the gap between a feed inlet flange 3 and a feed inlet shaft seat 4, because of being the negative pressure in the cylinder 11, breathing passageway 6 that the dust can be in the same direction arrives the back of breathing piece 7 to pushing up through pressure and reaching breathing piece 7, making the dust get back to in the cylinder 11, avoid the dust to get into and lead to wearing and tearing in the slewing bearing 5, improve cylinder mixer operating stability and security, prolonged life, it is further, the right-hand member of breathing piece 7 is equipped with breathing piece clamp plate 8, breathing piece clamp plate 8 is broken line type, and breathing piece 7 can receive the impact and bounce off, when not receiving the impact, breathing piece 7 resets and shelters from breathing passageway 6's export, and breathing piece 7 receives to strike too big or too much, takes place the deformation easily, and can't restore to the throne, utilizes breathing piece clamp plate 8 restriction breathing piece 7's the biggest deflection, thereby prevents breathing piece 7 inefficacy, and plays the effect that blocks the material simultaneously.
As shown in fig. 1-4, the breathing passage 6 includes a first section 601 and a second section 602, the first section 601 is connected to the second section 602, the first section 601 is disposed radially, and the second section 602 is disposed obliquely to form a reasonable route, so that the dust enters into the roller 11.
As shown in fig. 1-4, be equipped with air groove 301 on the peripheral face of feed inlet flange 3, air groove 301 communicates with each other with first section 601, and air groove 301 forms sunkenly, is used for gathering the dust in the air groove 301, and is further, be equipped with seal groove 402 on the inner wall of feed inlet axle bed 4, seal groove 402 is relative with air groove 301, and seal groove 402 is equipped with 2 or 3 or 4, blocks the dust and makes its whereabouts to air groove 301 in, and air groove 301 sets up to the arc generally, is convenient for the dust landing, and the dust just can be better like this.
As shown in fig. 1 to 4, a labyrinth groove 401 is formed on the right end face of the feed inlet shaft seat 4, a labyrinth plate 901 is arranged on the left end face of the cylinder flange 9, and the labyrinth plate 901 is arranged in the labyrinth groove 401, so that the feed inlet shaft seat 4 and the cylinder flange 9 form a labyrinth seal, dust is blocked, and the labyrinth seal is not easy to lose effectiveness.
As shown in fig. 1-4, a sealing ring 10 is arranged on a contact surface of the feed port flange 3 and the turntable bearing 5, an outer peripheral surface of the feed port flange 3 contacts with an inner hole of the turntable bearing 5, at least 1 sealing ring 10 is arranged on an outer peripheral surface of the feed port flange 3, a flange edge of the feed port flange 3 contacts with a left end surface of the turntable bearing 5, 1 sealing ring 10 is arranged on a flange edge of the feed port flange 3, and further, 2 or 3 sealing rings 10 are arranged on an outer peripheral surface of the feed port flange 3, and further, the sealing ring 10 is of a Y-shaped structure, has good axial sealing performance, and is easy to install and disassemble.
As shown in fig. 1-4, the thickness of the breathing sheet 7 is 0.2-2mm, the thickness of the breathing sheet pressing plate 8 is 0.2-2mm, the breathing sheet 7 and the breathing sheet pressing plate 8 are made of metal sheets, the breathing sheet 7 and the breathing sheet pressing plate 8 have elasticity, and when the breathing sheet 7 receives impact of dust, the breathing sheet 7 can be bounced off, and when the breathing sheet is not impacted, the breathing sheet 7 is reset to prevent the material in the roller 11 from flowing backwards.
The foregoing examples are given for the purpose of illustrating the present invention in a clear and non-restrictive manner, and it will be apparent to those skilled in the art that variations and modifications of the present invention may be made in other variations and modifications based on the foregoing description, and it is not necessary or necessary to exhaustively enumerate all embodiments, and all such variations and modifications as are obvious and desirable in the art are within the scope of the present invention.
Claims (10)
1. A novel sealing structure of a feeding device of a roller mixer comprises an inlet pipe (1) and a pressure balance pipe (2) arranged on the inlet pipe (1), and is characterized in that the end of the inlet pipe (1) is provided with a feed inlet flange (3), the feed inlet flange (3) is sleeved with a feed inlet shaft seat (4), the feed inlet shaft seat (4) is sleeved with a turntable bearing (5), the right end of the feed inlet shaft seat (4) is provided with a barrel flange (9), the sealing structure comprises a breathing channel (6) and a breathing sheet (7), the breathing channel (6) is arranged in the circumferential wall of the feed inlet flange (3), one end of the breathing channel (6) is an inlet, the inlet penetrates through the outer circumferential surface of the feed inlet flange (3), the other end of the breathing channel (6) is an outlet, and the outlet penetrates through the right end surface of the feed inlet flange (3), the breathing sheet (7) is arranged at the outlet, and the breathing sheet (7) is connected with the right end face of the feed inlet flange (3).
2. The novel sealing structure of the feeding device of the drum mixer according to claim 1, characterized in that a breathing sheet pressing plate (8) is arranged on the right end face of the breathing sheet (7), and the breathing sheet pressing plate (8) is of a broken line type.
3. The new sealing structure of feeding device of drum mixer according to claim 1, characterized in that said breathing passage (6) comprises a first section (601) and a second section (602), said first section (601) and said second section (602) being connected, said first section (601) being radially disposed and said second section (602) being obliquely disposed.
4. The novel sealing structure of the feeding device of the drum mixer according to claim 3, characterized in that an air groove (301) is formed on the outer peripheral surface of the feed port flange (3), and the air groove (301) is communicated with the first section (601).
5. The novel sealing structure of feeding device of drum mixer as claimed in claim 1, wherein the right end face of said feeding port shaft seat (4) is provided with a labyrinth groove (401), the left end face of said drum flange (9) is provided with a labyrinth plate (901), and said labyrinth plate (901) is arranged in said labyrinth groove (401).
6. The new sealing structure of feeding device of drum mixer according to claim 1, characterized in that the contact surface of the feed port flange (3) and the turntable bearing (5) is provided with a sealing ring (10).
7. The novel sealing structure of the feeding device of the drum mixer according to claim 4, characterized in that the inner wall of the feeding port shaft seat (4) is provided with a sealing groove (402), and the sealing groove (402) is opposite to the air groove (301).
8. The new sealing structure of feeding device of drum mixer as claimed in claim 6, characterized in that said sealing ring (10) is Y-shaped.
9. The new sealing structure of feeding device of drum mixer according to claim 2, characterized in that the thickness of said breathing sheet (7) is 0.2-2 mm.
10. The new sealing structure of feeding device of drum mixer according to claim 2, characterized in that the thickness of said breathing sheet pressing plate (8) is 0.2-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125788.9U CN217313202U (en) | 2022-01-18 | 2022-01-18 | Novel feeding device sealing structure of roller mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125788.9U CN217313202U (en) | 2022-01-18 | 2022-01-18 | Novel feeding device sealing structure of roller mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217313202U true CN217313202U (en) | 2022-08-30 |
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ID=82994128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220125788.9U Active CN217313202U (en) | 2022-01-18 | 2022-01-18 | Novel feeding device sealing structure of roller mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217313202U (en) |
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2022
- 2022-01-18 CN CN202220125788.9U patent/CN217313202U/en active Active
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