CN222102736U - A supporting wheel structure for sewage - Google Patents
A supporting wheel structure for sewage Download PDFInfo
- Publication number
- CN222102736U CN222102736U CN202323554444.3U CN202323554444U CN222102736U CN 222102736 U CN222102736 U CN 222102736U CN 202323554444 U CN202323554444 U CN 202323554444U CN 222102736 U CN222102736 U CN 222102736U
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- CN
- China
- Prior art keywords
- riding wheel
- wheel
- sealing
- roller
- riding
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- 239000010865 sewage Substances 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 72
- 230000003247 decreasing effect Effects 0.000 claims abstract description 5
- 239000000446 fuel Substances 0.000 claims description 19
- 239000000945 filler Substances 0.000 claims description 10
- 230000003068 static effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000011797 cavity material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model provides a riding wheel structure for sewage, which comprises a bracket, a wheel shaft fixed on the bracket and supported by the bracket, and a riding wheel rotatably mounted on the wheel shaft, wherein the outer diameter of the riding wheel is gradually decreased from the central part of the riding wheel to the two ends of the riding wheel, both ends of the riding wheel are respectively provided with a sealing cover fixedly assembled with the riding wheel and rotatably assembled with the wheel shaft, and sealing parts are respectively arranged at the positions where the sealing covers are connected with the riding wheel and the wheel shaft. In the lifting process, the utility model forms tangential contact with the outer edge of the rotating part in rotation, and the structure with thick middle and thin two ends has stronger self-adaptability, and the influence of part manufacturing errors and installation errors on the rotation stability is small. And can effectively avoid sewage to get into the riding wheel inside and cause the problem of riding wheel internals corrosion and wearing and tearing to can effectively prolong the life of riding wheel.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a riding wheel structure for sewage.
Background
The supporting wheel is mainly used for supporting the outer edges of rotating parts such as a rotary drum and the like, and the existing supporting wheel is basically of a cylindrical structure, so that the existing supporting wheel is in surface contact with the rotating parts in the lifting process.
However, due to the large volume and heavy weight of the rotating parts in sewage treatment, impurities in the sewage can be continuously introduced into the contact surface. Thus, after a period of use, the contact surface may wear, forming a discontinuous point contact, thereby affecting rotational stability. Moreover, the running surface inside the riding wheel is corroded by polluted water, so that the riding wheel is extremely easy to wear and has shorter service life.
Disclosure of utility model
In order to solve the technical problems in the background art, the utility model provides a riding wheel structure for sewage.
The utility model provides a riding wheel structure for sewage, which comprises the following components: the wheel axle is fixed on the support and supported by the support, and the riding wheel is rotatably arranged on the wheel axle, wherein:
The outer diameter of the riding wheel is gradually decreased from the central part to the two ends of the riding wheel, both ends of the riding wheel are respectively provided with a sealing cover fixedly assembled with the riding wheel and rotatably assembled with the wheel shaft, and the joint of the sealing cover and the riding wheel and the joint of the sealing cover and the wheel shaft are respectively provided with a sealing part.
Preferably, the riding wheel comprises a roller and a bearing coaxially arranged on the inner side of the roller, and the sealing component comprises a static seal arranged at the joint of the sealing cover and the roller and a dynamic seal arranged at the joint of the sealing cover and the wheel shaft.
The sealing covers at the two ends of the riding wheel comprise a first sealing surface, a second sealing surface and a third sealing surface, the first sealing surface is in fit with the end face of the roller, the second sealing surface stretches into the roller and is in fit with the end face of the outer ring of the bearing, and the third sealing surface is positioned between the first sealing surface and the second sealing surface and is in fit with the inner wall of the roller.
Preferably, the outer wall of the bearing is provided with an annular groove, and the inner side of the roller is provided with a bulge embedded in the annular groove.
Preferably, a space is formed between the riding wheel and the sealing cover to form a sealing cavity, and the bearing is positioned in the sealing cavity.
Preferably, the wheel axle is provided with a fuel filler, a fuel outlet and a flow passage for communicating the fuel filler with the fuel outlet, the fuel filler is positioned at the end of the wheel axle, and the fuel outlet is positioned at the inner side of the sealing cavity.
Preferably, the bracket comprises a first side plate, a second side plate and a bottom plate, wherein the first side plate and the second side plate are oppositely arranged, the bottom plate is connected with the first side plate and the second side plate, the wheel axle is positioned between the first side plate and the second side plate, and two ends of the wheel axle are respectively fixed with the first side plate and the second side plate.
In the utility model, the outer diameter of the riding wheel is gradually decreased from the central part to the two ends of the riding wheel, so that the riding wheel is in a spindle body structure with a thick middle part and two thin ends, the riding wheel is in tangential contact with the outer edge of a rotating part in the lifting process, the structure with the thick middle part and the two thin ends has stronger self-adaptability, and the influence of part manufacturing errors and installation errors on the rotating stability of the riding wheel is small. Meanwhile, the sealing covers are arranged at the two ends of the riding wheel, and the sealing parts are arranged at the joint of the sealing covers and the riding wheel and the joint of the sealing covers and the wheel shaft, so that the inside of the riding wheel is in a sealing environment isolated from the outside, the phenomenon that the inner parts of the riding wheel are rusted due to the fact that sewage enters the inside of the riding wheel is avoided, meanwhile, the phenomenon that impurities in the sewage enter a rotating area of the riding wheel to cause abrasion is prevented, and the service life of the riding wheel can be effectively prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a riding wheel structure for sewage according to the present utility model.
Detailed Description
Referring to fig. 1, the riding wheel structure for sewage according to the present utility model comprises a bracket 1, an axle 2 fixed on the bracket 1 and supported by the bracket 1, and a riding wheel 3 rotatably mounted on the axle 2, wherein:
The outer diameter of the riding wheel 3 is gradually decreased from the central part to the two ends of the riding wheel, so that the riding wheel 3 is in a spindle body structure with a thick middle part and two thin ends, the spindle body structure is in tangential contact with the outer edge of a rotating part in the lifting process, the structure with the thick middle part and the two thin ends has stronger self-adaptability, and the influence of part manufacturing errors and installation errors on the rotating stability of the riding wheel is small.
Both ends of the riding wheel 3 are provided with sealing covers 4 which are fixedly assembled with the riding wheel and rotatably assembled with the wheel shaft 2, and sealing parts are arranged at the joint of the sealing covers 4 and the riding wheel 3 and the joint of the sealing covers and the wheel shaft 2, so that the riding wheel 3 is in a sealed environment isolated from the outside, corrosion of internal parts of the riding wheel 3 caused by sewage entering the inside of the riding wheel 3 is avoided, and meanwhile, abrasion caused by impurities in the sewage entering a rotating area of the riding wheel 3 is also prevented, so that the service life of the riding wheel 3 is effectively prolonged.
The riding wheel 3 comprises a roller 31 and a bearing 32 coaxially arranged on the inner side of the roller 31, and the sealing component comprises a static seal 5 arranged at the joint of the sealing cover 4 and the roller 31 and a dynamic seal 6 arranged at the joint of the sealing cover 4 and the wheel axle 2.
In a further embodiment, the end parts of the outer ring of the bearing 32 are positioned on the inner side of the roller 31 and have a space with the end surface of the roller 31, and the sealing covers 4 positioned at the two ends of the riding wheel 3 comprise a first sealing surface 41 which is jointed with the end surface of the roller 31, a second sealing surface 42 which extends into the roller 31 and is jointed with the end surface of the outer ring of the bearing 32, and a third sealing surface 43 which is positioned between the first sealing surface 41 and the second sealing surface 42 and is jointed with the inner wall of the roller 31. The structural design increases the sealing effect on the space where the bearing 32 is located, and in the lifting process, the pressure born by the riding wheel 3 can be distributed to the sealing covers 4 at the two ends of the bearing, so that the end sealing covers 4 at the two ends and the riding wheel 3 bear the pressure of the riding wheel 3 together, and the pressure of the bearing 32 is greatly reduced.
In addition, the outer wall of the bearing 32 is provided with an annular groove 7, and the inner side of the roller 31 is provided with a bulge embedded in the annular groove 7 so as to ensure the assembling stability of the roller 31 and the bearing 32.
The roller 31 in this embodiment is made of rubber and is fixed outside the bearing 32 by a vulcanization process, and the arrangement of the ring groove 7 can effectively enhance the combination firmness of the roller 31 and the bearing 32.
Further, a space is formed between the riding wheel 3 and the sealing cover 4 to form a sealing cavity, and the bearing 32 is positioned in the sealing cavity so as to ensure that interference between the sealing covers 4 at the two ends and the bearing 32 is avoided while the sealing effect is ensured.
Further, inert gas is filled in the sealing cavity to balance external water pressure, so that the sealing effect is further enhanced.
In a further embodiment, the wheel axle 2 is provided with a fuel filler 21, a fuel outlet 22 and a flow passage for communicating the fuel filler 21 with the fuel outlet 22, wherein the fuel filler 21 is positioned at the end of the wheel axle, the fuel outlet 22 is positioned at the inner side of the sealing cavity, and lubricant or lubricating oil can be added to the position of the bearing 32 through the fuel filler 21.
In this embodiment, the bracket 1 includes a first side plate and a second side plate which are disposed opposite to each other, and a bottom plate connecting the first side plate and the second side plate, the axle 2 is disposed between the first side plate and the second side plate, and two ends of the axle 2 are fixed to the first side plate and the second side plate respectively.
As can be seen from the above, the supporting wheel 3 is arranged into the spindle body structure with the thick middle and the thin two ends, so that the supporting wheel is in tangential contact with the outer edge of the rotating part in the lifting process, the structure with the thick middle and the thin two ends has strong self-adaptability, and the influence of part manufacturing errors and installation errors on the rotation stability is small. Meanwhile, the sealing covers 4 are arranged at the two ends of the riding wheel 3, and sealing parts are arranged at the joint of the sealing covers 4 and the riding wheel 3 and the joint of the sealing covers and the wheel shaft 2, so that the riding wheel 3 structure can prevent sewage from entering the bearing 32 part inside the riding wheel 3 structure, and the service life of the bearing 32 part is shortened due to sewage erosion and impurity abrasion.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The riding wheel structure for the sewage is characterized by comprising a bracket (1), an axle (2) fixed on the bracket (1) and supported by the bracket (1), and a riding wheel (3) rotatably arranged on the axle (2), wherein:
The outer diameter of the riding wheel (3) is gradually decreased from the central part to the two ends of the riding wheel, the two ends of the riding wheel (3) are respectively provided with a sealing cover (4) fixedly assembled with the riding wheel and rotatably assembled with the wheel axle (2), and sealing parts are respectively arranged at the joint of the sealing cover (4) and the riding wheel (3) and the joint of the sealing cover and the wheel axle (2).
2. The riding wheel structure for sewage according to claim 1, wherein the riding wheel (3) comprises a roller (31) and a bearing (32) coaxially arranged inside the roller (31), and the sealing part comprises a static seal (5) arranged at the joint of the sealing cover (4) and the roller (31) and a dynamic seal (6) arranged at the joint of the sealing cover (4) and the wheel axle (2).
3. The riding wheel structure for sewage according to claim 2, wherein the end parts of the outer ring of the bearing (32) are positioned on the inner side of the roller (31) and have a space with the end surface of the roller (31), and the sealing covers (4) positioned on the two ends of the riding wheel (3) comprise a first sealing surface (41) jointed with the end surface of the roller (31), a second sealing surface (42) extending into the roller (31) and jointed with the end surface of the outer ring of the bearing (32), and a third sealing surface (43) positioned between the first sealing surface (41) and the second sealing surface (42) and jointed with the inner wall of the roller (31).
4. The riding wheel structure for sewage according to claim 2, wherein the outer wall of the bearing (32) is provided with an annular groove (7), and the inner side of the roller (31) is provided with a bulge embedded in the annular groove (7).
5. The riding wheel structure for use in sewage according to claim 1, wherein there is a space between the riding wheel (3) and the sealing cover (4) to form a sealing cavity, and the bearing (32) is located in the sealing cavity.
6. The riding wheel structure for sewage according to claim 5, wherein the wheel axle (2) is provided with a fuel filler (21), a fuel outlet (22) and a flow passage communicating the fuel filler (21) and the fuel outlet (22), and the fuel filler (21) is located at the end thereof, and the fuel outlet (22) is located inside the sealed cavity.
7. The riding wheel structure for use in sewage according to any one of claims 1-6, wherein the bracket (1) comprises a first side plate and a second side plate which are oppositely arranged, and a bottom plate connecting the first side plate and the second side plate, the wheel axle (2) is positioned between the first side plate and the second side plate, and two ends of the wheel axle (2) are respectively fixed with the first side plate and the second side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323554444.3U CN222102736U (en) | 2023-12-25 | 2023-12-25 | A supporting wheel structure for sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323554444.3U CN222102736U (en) | 2023-12-25 | 2023-12-25 | A supporting wheel structure for sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222102736U true CN222102736U (en) | 2024-12-03 |
Family
ID=93617659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323554444.3U Active CN222102736U (en) | 2023-12-25 | 2023-12-25 | A supporting wheel structure for sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222102736U (en) |
-
2023
- 2023-12-25 CN CN202323554444.3U patent/CN222102736U/en active Active
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