CN210862079U - Coulter mixer with high sealing performance - Google Patents
Coulter mixer with high sealing performance Download PDFInfo
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- CN210862079U CN210862079U CN201922059448.1U CN201922059448U CN210862079U CN 210862079 U CN210862079 U CN 210862079U CN 201922059448 U CN201922059448 U CN 201922059448U CN 210862079 U CN210862079 U CN 210862079U
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- 238000007789 sealing Methods 0.000 title claims abstract description 203
- 238000003756 stirring Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 4
- 238000001035 drying Methods 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 6
- 239000000843 powder Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a coulter stirrer with high sealing performance, which comprises a stirring cylinder and a stirring shaft arranged in the stirring cylinder, wherein sealing mechanisms are respectively arranged between the two ends of the stirring shaft and the stirring cylinder; the sealing mechanism comprises a sealing seat and a sealing end cover, the sealing seat is sleeved on the stirring shaft and fixedly arranged on the stirring cylinder, a sealing cavity is formed between the sealing seat and the stirring shaft, a sealing assembly is arranged in the sealing cavity and comprises a sealing sleeve, a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring are oppositely arranged on two sides of the sealing sleeve, an annular groove is formed in the sealing sleeve along the outer circumferential direction of the sealing sleeve, a sealed cavity is formed in the annular groove between the sealing sleeve and the sealing seat, an air inlet is formed in the sealing seat and communicated with the annular groove, and the sealing end cover is arranged on one side of the sealing seat and fixes the sealing assembly. This coulter mixer can effectively prevent the leakage of stirring in-process material through carrying out effectual sealed to the (mixing) shaft axle head.
Description
Technical Field
The utility model relates to a chemical machinery equipment field, in particular to coulter mixer with high sealing energy.
Background
The coulter type mixing and drying equipment is widely applied to the industries of chemical industry, pharmacy, food processing and the like, and the coulter drying and stirring machine is particularly widely used in the chemical industry. A coulter mixer is a mechanical device for reducing moisture content of materials by using heat energy, and is used for drying and mixing objects, and evaporating moisture (generally, moisture or other volatile liquid components) in the materials by heating to escape so as to obtain solid materials with specified moisture content, wherein the drying purpose is for the use or further processing of the materials, and better sealing environment and durable sealing structure are necessary for the materials needing sealing and cleaning drying, especially for the materials needing drying in vacuum environment. The problem of leakage at the shaft end easily occurs due to poor sealing performance of the shaft end in the rotating process of a main shaft in the conventional coulter stirrer, so that powder in a stirring cylinder escapes outwards, and the loss of materials and the pollution to the environment are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coulter mixer with high leakproofness ability can carry out effectual sealing to the axle head, prevents that the stirring in-process material from producing at the axle head and revealing.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a coulter stirrer with high sealing performance comprises a stirring cylinder and a stirring shaft arranged in the stirring cylinder, wherein sealing mechanisms are respectively arranged between two ends of the stirring shaft and the stirring cylinder; the sealing mechanism comprises a sealing seat and a sealing end cover, the sealing seat is sleeved on the stirring shaft and fixedly arranged on the stirring cylinder, a sealing cavity is formed between the sealing seat and the stirring shaft, a sealing assembly is arranged in the sealing cavity and comprises a sealing sleeve, a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring are oppositely arranged on two sides of the sealing sleeve, an annular groove is formed in the sealing sleeve along the outer circumferential direction of the sealing sleeve, a sealed cavity is formed in the annular groove between the sealing sleeve and the sealing seat, an air inlet is formed in the sealing seat and communicated with the annular groove, and the sealing end cover is arranged on one side of the sealing seat and fixes the sealing assembly.
In the above technical scheme, further, an elastic groove is arranged on the inner wall of the sealing sleeve along the circumferential direction of the inner wall.
In the above technical scheme, further, a third sealing ring, a fourth sealing ring and a fifth sealing ring are sequentially arranged on one side, close to the mixing drum, of the sealing cavity, the first sealing ring, the second sealing ring, the third sealing ring, the fourth sealing ring and the fifth sealing ring are all K-shaped sealing rings, the third sealing ring and the fourth sealing ring are arranged in the same direction, and the fourth sealing ring and the fifth sealing ring are arranged back to back.
In the above technical scheme, further, shaft sleeves are respectively sleeved at two ends of the stirring shaft, the shaft sleeves are fixedly connected to the stirring shaft, and the sealing mechanisms are respectively arranged on the shaft sleeves.
In the above technical scheme, further, the stirring shaft includes a main shaft and connecting shafts arranged at two ends of the main shaft, the main shaft is of a hollow structure, one end of each connecting shaft extends into the main shaft respectively and is fixedly connected with the main shaft, and the shaft sleeves are sleeved on the connecting shafts respectively.
Among the above-mentioned technical scheme, furtherly, churn both sides are the fixed axle head bearing frame and the motor bearing frame of being provided with respectively, the (mixing) shaft both ends set up respectively in axle head bearing frame and motor bearing frame, be provided with the spacer ring on axle head bearing frame and the motor bearing frame respectively, the cavity that is used for setting up the bearing is kept apart out respectively to the spacer ring on axle head bearing frame and the motor bearing frame, be provided with first annular along its inside diameter circumference on the spacer ring, be provided with the sixth sealing washer in the first annular.
In the above technical scheme, further, be provided with the bearing end cover on the motor bearing frame, be provided with the via hole that supplies the (mixing) shaft to stretch out on the bearing end cover, be provided with the second annular along via hole circumference on the bearing end cover, be provided with the seventh sealing washer in the second annular.
The utility model discloses the beneficial effect who has:
1) sealing mechanisms are respectively arranged between two ends of the stirring shaft and the stirring barrel for sealing, the sealing mechanisms are matched by K-shaped sealing rings and sealing sleeves, high-pressure gas is applied to the sealing sleeves, the sealing sleeves and the stirring shaft can be tightly matched through gas pressure, good sealing performance is guaranteed between the stirring shaft and the stirring barrel, and the stirring machine is guaranteed to have high sealing performance.
2) Set up the axle sleeve between (mixing) shaft and sealing mechanism, protect the (mixing) shaft, prevent the relative rotation between sealing mechanism and the (mixing) shaft to the wearing and tearing that the (mixing) shaft caused, and influence sealing performance to the maintenance cost of mixer has been reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial schematic view of a portion a of fig. 1.
Fig. 3 is a schematic structural view of the middle sealing mechanism of the present invention.
Fig. 4 is a schematic structural view of the middle sealing sleeve of the present invention.
In the figure: 1. the stirring cylinder comprises a stirring cylinder body, 2, a stirring shaft body, 201, a main shaft body, 202, a connecting shaft body, 3, a sealing mechanism, 301, a sealing seat, 302, a sealing end cover, 303, a first sealing ring, 304, a second sealing ring, 305, a sealing sleeve, 351, an annular groove, 352, an elastic groove, 306, a third sealing ring, 307, a fourth sealing ring, 308, a fifth sealing ring, 309, an air inlet, 4, a shaft sleeve, 5, a shaft end bearing seat, 6, a motor bearing seat, 7, an isolating ring, 8, a sixth sealing ring, 9, a bearing end cover, 10 and a seventh sealing ring.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
The coulter agitator with high sealing performance as shown in fig. 1 and 2 comprises an agitating barrel 1 and an agitating shaft 2 arranged in the agitating barrel, wherein sealing mechanisms are respectively arranged between two ends of the agitating shaft 2 and the agitating barrel 1. The sealing mechanism is used for sealing the space between the stirring shaft and the stirring drum, so that the stirring machine is ensured to have higher sealing performance at two shaft ends of the stirring shaft during working.
As shown in fig. 2 and 3, the sealing mechanism in this embodiment includes a sealing seat 301 and a sealing end cover 302, which are sleeved on the stirring shaft 2, the sealing seat 301 is respectively and fixedly disposed at two sides of the stirring barrel 1, a sealing cavity is formed between the sealing seat 301 and the stirring shaft 2, a sealing assembly is arranged in the sealing cavity, the sealing assembly comprises a sealing sleeve 305 sleeved on the stirring shaft and a first sealing ring 303 and a second sealing ring 304 which are oppositely arranged on two sides of the sealing sleeve, an annular groove 351 is arranged on the sealing sleeve 305 along the outer circumferential direction of the sealing sleeve, a sealed cavity is formed between the sealing sleeve 305 and the sealing seat 301 at the annular groove, an air inlet 309 is arranged on the sealing seat 301 at the position corresponding to the annular groove, the air inlet 309 is communicated with the annular groove 351, the sealing end cover 302 is arranged on one side of the sealing seat to fix the sealing assembly in the sealing cavity, and the sealing end cover 302 is fixedly connected with the sealing seat through screws.
Preferably, as shown in fig. 4, an elastic groove 352 is provided on the inner wall of the gland 305 along the circumferential direction thereof. Sealing mechanism in this embodiment adopts K type sealing washer and seal cover to cooperate to through letting in high-pressure gas in the annular groove to the seal cover, utilize gas pressure can closely cooperate between seal cover and the (mixing) shaft, guarantee the (mixing) shaft rotation in-process and the sealing performance between the churn, prevent that powder material from taking place to reveal from the (mixing) shaft axle head.
In order to further increase the sealing performance of the shaft end of the stirring shaft, a third sealing ring 306, a fourth sealing ring 307 and a fifth sealing ring 308 are respectively and sequentially arranged on one side, close to the stirring cylinder, in the sealing cavity, the first sealing ring 303, the second sealing ring 304, the third sealing ring 306, the fourth sealing ring 307 and the fifth sealing ring 308 are all K-shaped sealing rings, the third sealing ring 306 and the fourth sealing ring 307 are arranged in the same direction, and the fourth sealing ring 307 and the fifth sealing ring 308 are arranged oppositely.
The two ends of the stirring shaft 2 are respectively sleeved with a shaft sleeve 4, the shaft sleeves 4 are fixedly connected to the stirring shaft 2, and the sealing mechanisms are respectively arranged on the shaft sleeves 4. Set up the axle sleeve between (mixing) shaft and sealing mechanism, protect the (mixing) shaft, prevent the relative rotation between sealing mechanism and the (mixing) shaft to the wearing and tearing that the (mixing) shaft caused, and influence sealing performance to the maintenance cost of mixer has been reduced.
The stirring shaft 2 in this embodiment comprises a main shaft 201 and connecting shafts 202 arranged at two ends of the main shaft, the main shaft 201 is of a hollow structure, one ends of the connecting shafts 202 respectively extend into the main shaft and are fixedly connected with the main shaft, and the shaft sleeves 4 are respectively sleeved on the connecting shafts 202; the stirring shaft adopts above-mentioned structure can alleviate the weight of (mixing) shaft, makes things convenient for the connection assembly of (mixing) shaft simultaneously.
1 both sides of churn are fixed respectively and are provided with axle head bearing frame 5 and motor bearing frame 6, (mixing) shaft 2 both ends set up respectively in axle head bearing frame 5 and motor bearing frame 6, be provided with spacer ring 7 on axle head bearing frame 5 and the motor bearing frame 6 respectively, the cavity that is used for setting up the bearing is kept apart respectively to spacer ring 7 on axle head bearing frame and motor bearing frame, be provided with first annular along its internal diameter circumference on spacer ring 7, be provided with sixth sealing washer 8 in the first annular. The sixth sealing ring is positioned between the isolating ring and the stirring shaft, and prevents material powder from entering a cavity provided with a bearing.
The motor bearing seat 6 is provided with a bearing end cover 9, the bearing end cover 9 is provided with a via hole for the stirring shaft to extend out, the bearing end cover 9 is provided with a second annular groove along the circumferential direction of the via hole, and the second annular groove is internally provided with a seventh sealing ring 10. The chamber used for arranging the bearing on the motor bearing seat is sealed by arranging the seventh sealing ring, so that external dust is prevented from entering the chamber for arranging the bearing.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (7)
1. The utility model provides a coulter mixer with high sealing performance which characterized in that: the stirring device comprises a stirring cylinder and a stirring shaft arranged in the stirring cylinder, wherein sealing mechanisms are respectively arranged between two ends of the stirring shaft and the stirring cylinder; the sealing mechanism comprises a sealing seat and a sealing end cover, the sealing seat is sleeved on the stirring shaft and fixedly arranged on the stirring cylinder, a sealing cavity is formed between the sealing seat and the stirring shaft, a sealing assembly is arranged in the sealing cavity and comprises a sealing sleeve, a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring are oppositely arranged on two sides of the sealing sleeve, an annular groove is formed in the sealing sleeve along the outer circumferential direction of the sealing sleeve, a sealed cavity is formed in the annular groove between the sealing sleeve and the sealing seat, an air inlet is formed in the sealing seat and communicated with the annular groove, and the sealing end cover is arranged on one side of the sealing seat and fixes the sealing assembly.
2. The plow blade mixer with high sealing power as defined in claim 1, wherein: and an elastic groove is formed in the inner wall of the sealing sleeve along the circumferential direction of the sealing sleeve.
3. The plow blade mixer with high sealing power as defined in claim 1, wherein: a third sealing ring, a fourth sealing ring and a fifth sealing ring are sequentially arranged on one side, close to the mixing drum, of the sealing cavity, the first sealing ring, the second sealing ring, the third sealing ring, the fourth sealing ring and the fifth sealing ring are K-shaped sealing rings, the third sealing ring and the fourth sealing ring are arranged in the same direction, and the fourth sealing ring and the fifth sealing ring are arranged back to back.
4. The plow blade mixer with high sealing power as defined in claim 1, wherein: the stirring shaft is characterized in that shaft sleeves are respectively sleeved at two ends of the stirring shaft and fixedly connected to the stirring shaft, and the sealing mechanisms are respectively arranged on the shaft sleeves.
5. The plow blade mixer with high sealing power as claimed in claim 4, wherein: the stirring shaft comprises a main shaft and connecting shafts arranged at two ends of the main shaft, the main shaft is of a hollow structure, one ends of the connecting shafts respectively extend into the main shaft to be fixedly connected with the main shaft, and the shaft sleeves are respectively sleeved on the connecting shafts.
6. The plow blade mixer with high sealing power as defined in claim 1, wherein: the mixing drum is characterized in that a shaft end bearing seat and a motor bearing seat are fixedly arranged on two sides of the mixing drum respectively, two ends of the mixing shaft are arranged in the shaft end bearing seat and the motor bearing seat respectively, isolating rings are arranged on the shaft end bearing seat and the motor bearing seat respectively, cavities for arranging bearings are isolated on the shaft end bearing seat and the motor bearing seat respectively by the isolating rings, a first annular groove is formed in the isolating rings along the inner diameter of the isolating rings in the circumferential direction, and a sixth sealing ring is arranged in the first annular groove.
7. The plow blade mixer with high sealing power as claimed in claim 6, wherein: the motor bearing seat is provided with a bearing end cover, the bearing end cover is provided with a via hole for the stirring shaft to extend out, a second annular groove is formed in the bearing end cover along the circumferential direction of the via hole, and a seventh sealing ring is arranged in the second annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922059448.1U CN210862079U (en) | 2019-11-26 | 2019-11-26 | Coulter mixer with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922059448.1U CN210862079U (en) | 2019-11-26 | 2019-11-26 | Coulter mixer with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862079U true CN210862079U (en) | 2020-06-26 |
Family
ID=71289133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922059448.1U Active CN210862079U (en) | 2019-11-26 | 2019-11-26 | Coulter mixer with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669456A (en) * | 2021-09-27 | 2021-11-19 | 益路恒丰衡水沥青科技有限公司 | Sealing device for preventing microwave leakage of rubber desulfurization stirring mechanism |
-
2019
- 2019-11-26 CN CN201922059448.1U patent/CN210862079U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669456A (en) * | 2021-09-27 | 2021-11-19 | 益路恒丰衡水沥青科技有限公司 | Sealing device for preventing microwave leakage of rubber desulfurization stirring mechanism |
| CN113669456B (en) * | 2021-09-27 | 2024-03-26 | 益路恒丰衡水沥青科技有限公司 | Sealing device for preventing microwave leakage of rubber desulfurization stirring mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 066000 North of Beigui Second Street and East of Chuangye Road, North District, Funing Economic Development Zone, Qinhuangdao, Hebei Patentee after: Qinhuangdao Manguo Equipment Technology Co.,Ltd. Address before: 066399 bingezhuang village, Funing Town, Funing County, Qinhuangdao City, Hebei Province Patentee before: Qinhuangdao manguo Chemical Machinery Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A plow blade mixer with high sealing energy Effective date of registration: 20231121 Granted publication date: 20200626 Pledgee: Baoding Bank Co.,Ltd. Qinhuangdao Branch Pledgor: Qinhuangdao Manguo Equipment Technology Co.,Ltd. Registration number: Y2023980066759 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |