CN110332368B - Sphere trash device - Google Patents
Sphere trash device Download PDFInfo
- Publication number
- CN110332368B CN110332368B CN201910636396.1A CN201910636396A CN110332368B CN 110332368 B CN110332368 B CN 110332368B CN 201910636396 A CN201910636396 A CN 201910636396A CN 110332368 B CN110332368 B CN 110332368B
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- China
- Prior art keywords
- hemispherical shell
- blocking cover
- spherical
- inlet
- water
- Prior art date
- 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.)
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000000903 blocking effect Effects 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 230000007704 transition Effects 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 6
- 230000003628 erosive effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Barrages (AREA)
Abstract
The invention discloses a spherical trash device, which comprises a hemispherical shell-shaped trash cover (2) arranged at the inlet of a water drain hole (1); the surface of the shell of the hemispherical shell-shaped dirt blocking cover (2) is provided with connecting lug plates (3) which are uniformly distributed along the circumference, and the connecting lug plates (3) are connected with double lugs (6) which are pre-buried on an annular steel plate (5) at the inlet of the water discharge hole (1) through a bolt assembly (4); the annular steel plate (5) is connected with the inlet end of a steel pipe (7) on the inner wall of the water drain hole (1). The invention has no deformation and internal stress caused by welding, good overall quality, high overall strength and rigidity, even stress and good vibration resistance, can be used in a drain pipeline with high flow rate, and effectively ensures the safe operation of a drain valve; and the water flow can collide and dissipate energy in the hemispherical body after passing through the hemispherical body, so that the flow speed is reduced, the kinetic energy of the water body passing through the water discharge valve is reduced, and the safe operation of the water discharge valve is facilitated. The invention effectively reduces cavitation erosion phenomenon of the pipeline inlet, and is beneficial to protecting the pipeline.
Description
Technical Field
The invention relates to a spherical trash device, and belongs to the technical field of metal structures of hydraulic and hydroelectric engineering.
Background
For the drain valve, it is mainly used pipeline flood discharge, the blowdown and the ecological flow of releasing use, generally set up in the dam body bottom, the operating water head is higher, the velocity of flow is faster, consider great filth entering pipeline can cause the damage to the drain valve body, generally set up the trash rack in the import when conditional, and traditional technique trash rack adopts reinforcing bar, round steel or steel sheet welding to form more, when the velocity of flow is great, welding formula trash rack vibration is strong, and along with the velocity of flow increases, vibration aggravation leads to the grid piece to damage, the grid piece entering pipeline that damages can cause the drain valve card and hinder, influence the drain, can sometimes cause the drain valve damage can not open and close, so basically do not set up the trash rack in the pipeline that the velocity of flow is too high, but there is the risk that the filth gets into the pipeline damage drain valve, so prior art still is not perfect enough, wait for further improvement.
Disclosure of Invention
The invention aims to provide a spherical trash device which aims to solve the defects in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention relates to a spherical trash device, which comprises a hemispherical shell-shaped trash cover arranged at the inlet of a water drain hole; the surface of the shell of the hemispherical shell-shaped dirt blocking cover is provided with connecting lug plates which are uniformly distributed along the circumference, and the connecting lug plates are connected with double lugs on an annular steel plate which is pre-buried at the inlet of the water drain hole through a bolt assembly; the annular steel plate is connected with the inlet end of the steel pipe at the inner wall of the water discharge hole.
In the device, the hemispherical shell-shaped dirt blocking cover is provided with a group of conical holes which are uniformly distributed in a radial shape in the center of the spherical shell; the conical hole is large at the outer part and small at the inner part, and round corners are chamfered at the two ends of the conical hole.
In the device, the hemispherical shell-shaped dirt blocking cover and the connecting lug plate are of an integrated structure formed by casting; the outer spherical surface of the hemispherical shell-shaped dirt blocking cover is an upstream surface.
In the device, the diameter of the inner spherical surface edge of the hemispherical shell-shaped dirt blocking cover is the same as that of the inner circular edge of the annular steel plate; the inner circular edge of the annular steel plate is provided with an arc transition.
Due to the adoption of the technical scheme, compared with the prior art, the spherical trash device is fixed at the inlet of the water discharge hole through the bolt component or the pin shaft, and is convenient to detach and assemble. The structure of the spherical trash device is a one-step casting molding casting hollow hemisphere provided with connecting lug plates which are symmetrically and uniformly distributed along the circumference. The spherical trash device has no deformation and internal stress caused by welding, has good overall quality, large overall strength and rigidity, uniform stress and good vibration resistance, can be used in a drain pipeline with high flow velocity, and effectively ensures the safe operation of a drain valve. Radial conical holes are uniformly and symmetrically annularly arranged on the hemispherical shell-shaped dirt blocking cover, and the inside and the outside of each conical hole are round corners, so that water flows through the hemispherical bodies and then collide with the inside of the hemispherical bodies to dissipate energy, the flow speed is reduced, the kinetic energy of water passing through the water drain valve is reduced, and the safe operation of the water drain valve is facilitated. The inner spherical surface edge of the hemispherical shell-shaped dirt blocking cover is approximately the same as the inner circular edge diameter of the annular steel plate, the joint surface is in arc transition, the flow state of water is good, cavitation erosion phenomenon of a pipeline inlet is reduced, and the pipeline is protected.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic view of the appearance of the present invention.
The marks in the drawings are: 1-water discharge holes, 2-hemispherical shell-shaped dirt blocking covers, 3-connecting lug plates, 4-bolt assemblies, 5-annular steel plates, 6-double lugs, 7-steel pipes, 8-conical holes, 9-round corners and 10-circular arc transition.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples.
The invention relates to a spherical trash device, as shown in figures 1 and 2, which comprises a hemispherical shell-shaped trash cover 2 arranged at the inlet of a water drain hole 1; the surface of the shell of the hemispherical shell-shaped dirt blocking cover 2 is provided with connecting lug plates 3 uniformly distributed along the circumference, and the connecting lug plates 3 are connected with double lugs 6 on an annular steel plate 5 pre-buried at the inlet of the water drain hole 1 through a bolt assembly 4; the annular steel plate 5 is connected with the inlet end of a steel pipe 7 on the inner wall of the water drain hole 1. The hemispherical shell-shaped dirt blocking cover 2 is provided with a group of conical holes 8 which are uniformly distributed in a radial shape in the center of the spherical shell; the conical hole 8 is large at the outer side and small at the inner side, and round corners 9 are formed at the two ends of the conical hole 8. The hemispherical shell-shaped dirt blocking cover 2 and the connecting lug plate 3 are of an integrated structure formed by casting; the outer spherical surface of the hemispherical shell-shaped dirt blocking cover 2 is an upstream surface. The inner spherical edge of the hemispherical shell-shaped dirt blocking cover 2 has the same diameter as the inner circular edge of the annular steel plate 5; the inner circular edge of the annular steel plate 5 is provided with an arc transition 10.
Examples
The technical scheme of the embodiment of the invention is as shown in fig. 1 and 2, and a hemispherical shell-shaped dirt blocking cover 2 is fixed at the inlet of a water drain hole 1 through a bolt or pin shaft assembly. The hemispherical shell-shaped dirt blocking cover 2 is a cast hollow hemisphere with the connecting lug plates 3, the connecting lug plates 3 are annularly and symmetrically and uniformly arranged on the outer surface of the hemispherical shell-shaped dirt blocking cover 2, the disassembly and the assembly are convenient, and the hemispherical shell-shaped dirt blocking cover 2 and the connecting lug plates 3 are preferably manufactured into a cast integrated structure during manufacturing. The whole hemispherical shell-shaped dirt blocking cover 2 has no deformation and internal stress caused by welding, has good overall quality, large overall strength and rigidity, uniform stress and good vibration resistance, can be used in a water drain pipeline with high flow velocity, and effectively ensures the safe operation of a water drain valve. In order to ensure that water flows through the hemispheres and then collides with the hemispheres to dissipate energy, the flow rate is reduced, the kinetic energy of the water passing through the water discharge valve is reduced, and the safe operation of the water discharge valve is facilitated; the hemispherical shell-shaped dirt blocking cover 2 is provided with uniformly distributed conical holes 8, and the conical holes 8 are radially arranged at the center of the hemispherical shell. The inner and outer edges of the conical hole 8 are rounded 9. In addition, the inner spherical surface edge of the hemispherical shell is approximately the same as the inner circular edge diameter of the annular steel plate 5, the arc transition 10 is adopted on the joint surface, the flow state of water is good, cavitation erosion phenomenon of the pipeline inlet is reduced, and the pipeline is protected.
In the concrete implementation, a spherical trash device is fixed at the inlet of the water drain hole 1 through a bolt component 4 or a pin shaft component. The spherical trash device comprises a hemispherical shell-shaped trash blocking cover 2, wherein the hemispherical shell-shaped trash blocking cover 2 is a cast hollow hemisphere, connecting lug plates 3 uniformly distributed along the circumference are arranged on the outer surface of the hemispherical shell-shaped trash blocking cover 2, and connecting holes are formed in the connecting lug plates 3. The hemispherical shell-shaped dirt blocking cover 2 passes through a connecting hole on the connecting lug plate 3 through a bolt component 4 or a pin shaft component to be connected with a double lug piece 6 on an annular steel plate 5 pre-buried at the inlet of the water drain hole 1. Radial conical holes 8 are uniformly and symmetrically annularly arranged on the hemispherical shell-shaped dirt blocking cover 2; round corners 9 are arranged inside and outside the conical hole 8; the outer spherical surface of the hemispherical shell-shaped dirt blocking cover 2 is an upstream surface. The positions of the double lugs 6 on the annular steel plate 5 correspond to the positions of the connecting lugs 3. The inner spherical edge of the hemispherical shell-shaped dirt blocking cover 2 has the same diameter as the inner circular edge of the annular steel plate 5; the inner circular edge of the annular steel plate 5 is provided with an arc transition 10.
The invention has no deformation and internal stress caused by welding, good overall quality, high overall strength and rigidity, even stress and good vibration resistance, can be used in a drain pipeline with high flow rate, and effectively ensures the safe operation of a drain valve; and the water flow can collide and dissipate energy in the hemispherical body after passing through the hemispherical body, so that the flow speed is reduced, the kinetic energy of the water body passing through the water discharge valve is reduced, and the safe operation of the water discharge valve is facilitated. The arc transition of the joint surface has better water flow state, reduces cavitation erosion phenomenon of the pipeline inlet and is beneficial to protecting the pipeline.
Claims (4)
1. The utility model provides a sphere trash device which characterized in that: comprises a hemispherical shell-shaped dirt blocking cover (2) arranged at the inlet of a water discharge hole (1); the surface of the shell of the hemispherical shell-shaped dirt blocking cover (2) is provided with connecting lug plates (3) which are uniformly distributed along the circumference, and the connecting lug plates (3) are connected with double lugs (6) which are pre-buried on an annular steel plate (5) at the inlet of the water discharge hole (1) through a bolt assembly (4); the annular steel plate (5) is connected with the inlet end of a steel pipe (7) on the inner wall of the water drain hole (1).
2. A spherical trash rack according to claim 1, wherein: the hemispherical shell-shaped dirt blocking cover (2) is provided with a group of conical holes (8) which are uniformly distributed in a radial shape in the center of the spherical shell; the conical hole (8) is large at the outer part and small at the inner part, and round corners (9) are chamfered at the two ends of the conical hole (8).
3. A spherical trash rack according to claim 1, wherein: the hemispherical shell-shaped dirt blocking cover (2) and the connecting lug plate (3) are of an integrated structure formed by casting; the outer spherical surface of the hemispherical shell-shaped dirt blocking cover (2) is an upstream surface.
4. A spherical trash rack according to claim 1, wherein: the diameter of the inner spherical edge of the hemispherical shell-shaped dirt blocking cover (2) is the same as that of the inner circular edge of the annular steel plate (5); the inner circular edge of the annular steel plate (5) is provided with an arc transition (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636396.1A CN110332368B (en) | 2019-07-15 | 2019-07-15 | Sphere trash device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636396.1A CN110332368B (en) | 2019-07-15 | 2019-07-15 | Sphere trash device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110332368A CN110332368A (en) | 2019-10-15 |
| CN110332368B true CN110332368B (en) | 2024-04-30 |
Family
ID=68144912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910636396.1A Active CN110332368B (en) | 2019-07-15 | 2019-07-15 | Sphere trash device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110332368B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5865208A (en) * | 1997-02-04 | 1999-02-02 | Chovan; Dale | Water release valve |
| CN205578372U (en) * | 2016-04-26 | 2016-09-14 | 吉首长潭泵业有限公司 | Hydraulic ram of making an uproar falls in high efficiency |
| CN206513943U (en) * | 2017-01-23 | 2017-09-22 | 璟泰（清远）橡胶工业有限公司 | A kind of throttling valve core |
| CN206555557U (en) * | 2017-03-10 | 2017-10-13 | 恺霖卫浴科技（厦门）有限公司 | A kind of water outlet control assembly mounted in watertap discharging tube |
| CN109506038A (en) * | 2018-11-28 | 2019-03-22 | 中国船舶重工集团公司第七〇九研究所 | The anti-whirlpool denoising device of warship marine valve |
| CN210372280U (en) * | 2019-07-15 | 2020-04-21 | 中国电建集团贵阳勘测设计研究院有限公司 | Spherical trash device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2225484B1 (en) * | 2007-12-07 | 2013-05-15 | Mogas Industries Incorporated | Ball valve impedance seat |
-
2019
- 2019-07-15 CN CN201910636396.1A patent/CN110332368B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5865208A (en) * | 1997-02-04 | 1999-02-02 | Chovan; Dale | Water release valve |
| CN205578372U (en) * | 2016-04-26 | 2016-09-14 | 吉首长潭泵业有限公司 | Hydraulic ram of making an uproar falls in high efficiency |
| CN206513943U (en) * | 2017-01-23 | 2017-09-22 | 璟泰（清远）橡胶工业有限公司 | A kind of throttling valve core |
| CN206555557U (en) * | 2017-03-10 | 2017-10-13 | 恺霖卫浴科技（厦门）有限公司 | A kind of water outlet control assembly mounted in watertap discharging tube |
| CN109506038A (en) * | 2018-11-28 | 2019-03-22 | 中国船舶重工集团公司第七〇九研究所 | The anti-whirlpool denoising device of warship marine valve |
| CN210372280U (en) * | 2019-07-15 | 2020-04-21 | 中国电建集团贵阳勘测设计研究院有限公司 | Spherical trash device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110332368A (en) | 2019-10-15 |
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