CN211842542U - Shaft end sealing device for concrete mixer - Google Patents
Shaft end sealing device for concrete mixer Download PDFInfo
- Publication number
- CN211842542U CN211842542U CN201922459011.7U CN201922459011U CN211842542U CN 211842542 U CN211842542 U CN 211842542U CN 201922459011 U CN201922459011 U CN 201922459011U CN 211842542 U CN211842542 U CN 211842542U
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- CN
- China
- Prior art keywords
- stirring tank
- positioning sleeve
- sealing
- sealing mechanism
- outer side
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a shaft end sealing device used on a concrete mixer in the field of concrete product manufacture, which comprises a stirring tank, wherein the stirring tank is arranged in a U shape and is fixed on a base; a sealing mechanism is arranged between the rotating shaft and the stirring tank in a matching way, the sealing mechanisms are respectively arranged at two sides of the rotating shaft, and the sealing mechanisms are respectively arranged at the outer side of the stirring tank; the sealing mechanism is fixedly arranged on the outer side of the stirring tank through a bolt; the bolts used for locking the sealing mechanism and the stirring tank are coated with sealing colloid, and the sealing colloid is also coated between the sealing mechanism and the stirring tank; the utility model discloses a bearing sealing device through having the gasbag realizes sealed to concrete mixer's axle head, provides the work efficiency of equipment, avoids producing lou material, reduce cost.
Description
Technical Field
The utility model relates to a shaft end sealing device in the concrete finished product manufacturing field.
Background
Concrete mixing is an operation method for uniformly mixing cement, lime, water and other materials. Concrete mixing is divided into two categories: manually and mechanically stirring the water. The concrete mixer is widely applied to construction projects of China, such as industry, agriculture, traffic, national defense, water conservancy, municipal works and the like, and the demand is continuously increased. Although the domestic concrete mixing plant is continuously innovated and advanced on the basis of referring to foreign products and the technical level is gradually improved, the whole mixing plant is still insufficient, and the phenomena of material leakage and the like are easily generated in the using process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses can provide an axle head sealing device for on concrete mixer, this utility model realizes sealed to concrete mixer's axle head through the bearing sealing device who has the gasbag, provides the work efficiency of equipment, avoids producing lou material, reduce cost.
The purpose of the utility model is realized like this: a shaft end sealing device for a concrete mixer comprises a stirring tank, wherein the stirring tank is arranged in a U shape and is fixed on a base; a sealing mechanism is arranged between the rotating shaft and the stirring tank in a matched manner, the sealing mechanism is respectively arranged at two sides of the rotating shaft, and the sealing mechanism is respectively arranged at the outer side of the stirring tank; the sealing mechanism is fixedly arranged on the outer side of the stirring tank through a bolt; the bolts used for locking the sealing mechanism and the stirring tank are coated with sealing colloid, and the sealing colloid is also coated between the sealing mechanism and the stirring tank. The utility model discloses during the application, aerify the gasbag through aerifing the iron pipe for the gasbag is located between each gap, and fills in and is full of, does not have the article extrusion of big granule to the axle head under the concrete mixer during operation general condition, if all blocks by inboard position sleeve, is difficult to come, so the gasbag is used for putting promptly under the general condition and prevents some fine sand or muddy water, has better effect like this.
The beneficial effects of the utility model reside in that, this utility model realizes sealed to concrete mixer's axle head through the bearing sealing device who has the gasbag, provides the work efficiency of equipment, avoids producing lou material, reduce cost.
Furthermore, in order to ensure the reliable installation of the sealing mechanism and avoid material leakage; the rotating shaft comprises a central shaft and mounting shafts respectively arranged on two sides of the central shaft, and the diameters of the mounting shafts are smaller than that of the central shaft; a step is arranged between the mounting shaft and the central shaft.
Furthermore, in order to ensure the reliable and stable operation of the sealing mechanism; the sealing mechanism comprises an inner side positioning sleeve, a fixed sleeve, an outer side positioning sleeve and an air bag assembly, wherein the inner side positioning sleeve is sleeved on the mounting shaft and positioned through a step; an outer gland used for fixing the outer positioning sleeve and an inner gland used for compressing the air bag component and the fixing sleeve.
Furthermore, in order to ensure that the outer gland and the outer positioning sleeve are reliably sealed, material leakage and water leakage are avoided; the outer side gland and the outer side positioning sleeve are fixedly connected and fixed on the outer wall of the stirring tank through bolts coated with sealing colloid
Furthermore, in order to ensure that the air bag component has a better sealing effect; the air bag assembly comprises an air bag arranged between the inner side positioning sleeve and the outer side positioning sleeve and an air inflation iron pipe for inflating the air bag, the air inflation iron pipe is fixed on the inner side pressure cover through a nut, and the air bag blocks a gap between the inner side positioning sleeve and the outer side positioning sleeve.
Furthermore, in order to ensure long service life and reliable use of the air bag; the air bag is made of soft elastic wear-resistant materials.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Wherein, 1 stirring tank, 2 rotating shafts, 3 driving devices, 4 inner side positioning sleeves, 5 outer side positioning sleeves, 6 air bags, 7 outer side pressing covers, 8 inflatable iron pipes, 9 fixing sleeves and 10 inner side pressing covers.
Detailed Description
As shown in fig. 1-2, the object of the present invention is achieved by: a shaft end sealing device for a concrete mixer comprises a stirring tank 1, wherein the stirring tank 1 is arranged in a U shape, the stirring tank 1 is fixed on a base, a rotating shaft 2 is transversely arranged at the central position of the stirring tank 1, and the rotating shaft 2 is driven by a driving device 3; a sealing mechanism is arranged between the rotating shaft 2 and the stirring tank 1 in a matching way, the sealing mechanism is respectively arranged at two sides of the rotating shaft 2, and the sealing mechanism is respectively arranged at the outer side of the stirring tank 1; the sealing mechanism is fixedly arranged on the outer side of the stirring tank 1 through bolts; the bolts used for locking the sealing mechanism and the stirring tank 1 are coated with sealing colloid, and the sealing colloid is also coated between the sealing mechanism and the stirring tank 1; the rotating shaft 2 comprises a central shaft and mounting shafts respectively arranged on two sides of the central shaft, and the diameters of the mounting shafts are smaller than that of the central shaft; a step is arranged between the mounting shaft and the central shaft; the sealing mechanism comprises an inner side positioning sleeve 4 which is sleeved on the mounting shaft and positioned through a step, a fixing sleeve 9 which fixes the inner side positioning sleeve 4, an outer side positioning sleeve 5 which is arranged at the periphery of the positioning sleeve and matched with the outer wall of the stirring tank 1, and an air bag assembly which is arranged between the outer side positioning sleeve 5 and the inner side positioning sleeve 4; an outer gland 7 for fixing the outer positioning sleeve 5 and an inner gland 10 for compressing the air bag component and the fixing sleeve 9; the outer gland 7 and the outer positioning sleeve 5 are fixedly connected and fixed on the outer wall of the stirring tank 1 through bolts coated with sealing colloid; the air bag assembly comprises an air bag 6 arranged between an inner side positioning sleeve 4 and an outer side positioning sleeve 5 and an inflation iron pipe 8 used for inflating the air bag 6, wherein the inflation iron pipe 8 is fixed on an inner side gland 10 through a nut, and the air bag 6 blocks a gap between the inner side positioning sleeve 4 and the outer side positioning sleeve 5; the air bag 6 is made of soft elastic wear-resistant materials.
The utility model discloses during the application, aerify gasbag 6 through aerifing iron pipe 8 for gasbag 6 is located between each gap, and fills up and is full of, does not have the article extrusion axle head of big granule under the concrete mixer during operation general condition, if all blocks by inboard position sleeve 4, is difficult to come, so gasbag 6 is used for putting promptly under the general condition and prevents some fine sand or muddy water, has better effect like this.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications should be considered as the protection scope of the present invention.
Claims (5)
1. A shaft end sealing device for a concrete mixer comprises a stirring tank, wherein the stirring tank is arranged in a U shape and is fixed on a base; the stirring device is characterized in that a sealing mechanism is arranged between the rotating shaft and the stirring tank in a matching manner, the sealing mechanism is respectively arranged at two sides of the rotating shaft, and the sealing mechanism is respectively arranged at the outer side of the stirring tank; the sealing mechanism is fixedly arranged on the outer side of the stirring tank through a bolt; the bolts used for locking the sealing mechanism and the stirring tank are coated with sealing colloid, and the sealing colloid is also coated between the sealing mechanism and the stirring tank; the sealing mechanism comprises an inner side positioning sleeve, a fixed sleeve, an outer side positioning sleeve and an air bag assembly, wherein the inner side positioning sleeve is sleeved on the mounting shaft and positioned through a step; an outer gland used for fixing the outer positioning sleeve and an inner gland used for compressing the air bag component and the fixing sleeve.
2. A shaft end seal assembly for a concrete mixer as defined in claim 1, wherein: the rotating shaft comprises a central shaft and mounting shafts respectively arranged on two sides of the central shaft, and the diameters of the mounting shafts are smaller than that of the central shaft; a step is arranged between the mounting shaft and the central shaft.
3. A shaft end seal assembly for a concrete mixer as defined in claim 1, wherein: the outer side gland and the outer side positioning sleeve are fixedly connected and fixed on the outer wall of the stirring tank through bolts coated with sealing colloid.
4. A shaft end seal assembly for a concrete mixer as defined in claim 1, wherein: the air bag assembly comprises an air bag arranged between the inner side positioning sleeve and the outer side positioning sleeve and an air inflation iron pipe for inflating the air bag, the air inflation iron pipe is fixed on the inner side pressure cover through a nut, and the air bag blocks a gap between the inner side positioning sleeve and the outer side positioning sleeve.
5. A shaft end seal assembly for a concrete mixer according to claim 4, wherein: the air bag is made of soft elastic wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459011.7U CN211842542U (en) | 2019-12-31 | 2019-12-31 | Shaft end sealing device for concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459011.7U CN211842542U (en) | 2019-12-31 | 2019-12-31 | Shaft end sealing device for concrete mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211842542U true CN211842542U (en) | 2020-11-03 |
Family
ID=73208421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922459011.7U Expired - Fee Related CN211842542U (en) | 2019-12-31 | 2019-12-31 | Shaft end sealing device for concrete mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211842542U (en) |
-
2019
- 2019-12-31 CN CN201922459011.7U patent/CN211842542U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 Termination date: 20211231 |