CN215857556U - Hydraulic pump room arrangement structure of narrow gate pier of overflow dam surface hole - Google Patents
Hydraulic pump room arrangement structure of narrow gate pier of overflow dam surface hole Download PDFInfo
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- CN215857556U CN215857556U CN202121122289.6U CN202121122289U CN215857556U CN 215857556 U CN215857556 U CN 215857556U CN 202121122289 U CN202121122289 U CN 202121122289U CN 215857556 U CN215857556 U CN 215857556U
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- narrow gate
- overflow dam
- oil pipe
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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 28
- 239000010727 cylinder oil Substances 0.000 claims abstract description 14
- 239000010721 machine oil Substances 0.000 claims abstract 4
- 239000003921 oil Substances 0.000 claims description 34
- 238000011144 upstream manufacturing Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model discloses a hydraulic pump room arrangement structure of a narrow gate pier of an overflow dam surface hole. Comprises a group of overflow dam surface holes (1); narrow gate piers (2) are arranged on two sides of each overflow dam surface hole (1), a hydraulic machine oil cylinder for opening or closing a gate is arranged between the two narrow gate piers (2), and a hydraulic oil cylinder oil pipe connector (8) facing the downstream is arranged at the upper part of the hydraulic machine oil cylinder; the two ends of the downstream of the two narrow gate piers (2) are connected into an integral structure through a transverse supporting platform (3); a hydraulic pump room (4) is arranged on the top surface of the transverse supporting platform (3); a hydraulic pump station (5) is arranged in the hydraulic pump room (4). The utility model can effectively reduce the excavation engineering amount of narrow river valleys and save investment. Under the narrower condition of gate pier width, connect through horizontal supporting platform between two narrow gate piers, can improve the overall stability of overflow dam structure and satisfy the structural safety requirement, hydraulic oil pipe ditch and cable pit arrange mutual noninterference, overhaul and maintain the convenience.
Description
Technical Field
The utility model relates to a hydraulic pump room arrangement structure of a narrow gate pier of an overflow dam surface hole, and belongs to the technical field of metal structures of hydraulic and hydroelectric engineering.
Background
At present, the main facility for flood discharge of an overflow dam in hydroelectric hydraulic engineering is an overflow surface hole working gate, and the surface hole of the overflow dam is complicated in hydraulics of the overflow surface hole, so that the overflow dam surface hole is generally flood discharged by adopting a radial gate with good water flow condition and strong vibration resistance, the radial gate is operated by adopting a double-cylinder back-pull type hydraulic machine with good synchronism and buffering property, and a hydraulic pump station is generally arranged in a hydraulic pump house on a gate pier, so that for the overflow dam with moderate flood discharge scale, the width of the gate pier can meet the size requirement for arranging the hydraulic pump house; however, for the narrow valley overflow dam with large flood discharge scale, in order to meet the discharge requirement, the width of the surface hole of the overflow dam is usually larger, and the scale of the gate and the hydraulic machine is also larger, which can cause the large excavation engineering quantity of the narrow valley, increase the investment, and the overall dimension of the hydraulic pump station is larger, and the width dimension of the gate pier can not meet the arrangement requirement for placing the hydraulic pump station sometimes; in addition, traditional hydraulic oil trench and cable pit generally arrange upstream, sometimes can interfere with gate track, sliding contact wire casing etc. and the trench is arranged densely, leads to overhauing and maintains inconveniently, so, prior art still exists not enoughly, treats further perfect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hydraulic pump room arrangement structure of a narrow gate pier of an overflow dam surface hole, which effectively reduces the excavation work amount of a narrow valley, saves investment, has the characteristics of good overall stability and convenience in maintenance and repair and overcomes the defects of the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model relates to a hydraulic pump room arrangement structure of a narrow gate pier of an overflow dam surface hole, which comprises a group of overflow dam surface holes; narrow gate piers are arranged on two sides of each overflow dam surface hole, a hydraulic press oil cylinder for opening or closing a gate is arranged between the two narrow gate piers, and a hydraulic oil cylinder oil pipe joint facing the downstream is arranged at the upper part of the hydraulic press oil cylinder; the downstream ends of the two narrow gate piers are connected into an integral structure through a transverse supporting platform; a hydraulic pump room is arranged on the top surface of the transverse supporting platform; and a hydraulic pump station is arranged in the hydraulic pump room.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, the hydraulic pump room is perpendicular to the water flow direction.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, a control cabinet and a power cabinet are arranged in the hydraulic pump station; a cable trench is arranged at the downstream side of the hydraulic pump station; the cable trench is provided with a branch trench, and the cable in the cable trench is connected with the control cabinet and the power cabinet through the branch trench.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, an oil pipe ditch is arranged on the upstream side of the hydraulic pump station.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, two ends of the oil pipe ditch are provided with bent ditches facing to the upstream side, and the positions of the bent ditches correspond to the positions of oil pipe joints of the hydraulic oil cylinder; the oil pipe in the oil pipe ditch is connected with the oil pipe joint of the hydraulic oil cylinder.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, the height of the plane of the transverse support platform is close to that of an oil pipe connector of a hydraulic oil cylinder or the height of the plane of the transverse support platform is the same as that of the top of the narrow gate pier.
In the hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier, when the height of the plane of the transverse supporting platform is close to that of the hydraulic cylinder oil pipe connector, the rear part of the narrow gate pier is provided with the step, and the cable trench on one side of the step is of an inclined plane groove structure.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
1. the overflow dam enlarges the flood discharge width of the surface hole by reducing the width of the gate pier structure, thereby effectively reducing the excavation engineering amount of narrow river valleys and saving investment.
2. The narrow gate pier rear portions of overflow dam table hole both sides connect into whole through horizontal supporting platform, make the overall stability of overflow dam structure good in order to satisfy the structural safety requirement, and the hydraulic pump room sets up on horizontal supporting platform, and the structural dimension can be confirmed according to the requirement of arranging of hydraulic pump room, and the reduction of gate pier structure width does not influence the hydraulic pump room and arranges the requirement.
3. The hydraulic oil pipe trench is arranged on the upstream side of the hydraulic pump station, the cable trench is arranged on the downstream side of the hydraulic pump station, the hydraulic oil pipe trench and the cable trench are arranged without mutual interference, and the maintenance is convenient.
4. The hydraulic oil cylinder oil pipe joint is positioned at the upper part of the hydraulic oil cylinder and faces the downstream, the hydraulic pump station oil pipe joint faces the upstream side, the hydraulic pump station upstream side is provided with an oil pipe ditch, and the outlet positions at the two upstream ends of the oil pipe ditch correspond to the oil pipe joint position of the hydraulic oil cylinder, so that the hydraulic oil cylinder is conveniently connected with the oil pipe between the hydraulic pump station.
5. For the overflow dam with the large height difference between the top of the gate pier and the center of the hinged support of the hydraulic oil cylinder, the height of the transverse supporting platform is arranged at a position close to the height of an oil pipe joint of the hydraulic oil cylinder, so that the hydraulic oil cylinder is conveniently connected with an oil pipe between the hydraulic oil cylinder and a hydraulic pump station, and the step is arranged at the rear part of the narrow gate pier, so that the narrow gate pier is convenient to walk and saves the concrete pouring amount.
6. The step side cable trench of the narrow gate pier is of an inclined plane groove structure, so that cables can be placed conveniently.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view C-C of FIG. 1;
fig. 5 is a schematic structural view of the cross support platform at the same elevation as the top of the narrow gate pier.
The figures are labeled as follows: 1-overflow dam surface hole, 2-narrow gate pier, 3-horizontal support platform, 4-hydraulic pump room, 5-hydraulic pump station, 6-hydraulic pump station oil pipe joint, 7-oil pipe ditch, 8-hydraulic cylinder oil pipe joint, 9-cable ditch, 10-branch ditch, 11-control cabinet, 12-power cabinet, 13-step, 14-inclined plane groove, 15-narrow gate pier top.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The hydraulic pump room arrangement structure of the overflow dam surface hole narrow gate pier comprises a group of overflow dam surface holes 1 as shown in figure 1; narrow gate piers 2 are arranged on two sides of each overflow dam surface hole 1, a hydraulic press oil cylinder for opening or closing a gate is arranged between the two narrow gate piers 2, and a hydraulic oil cylinder oil pipe joint 8 facing the downstream is arranged at the upper part of the hydraulic press oil cylinder; the downstream ends of the two narrow gate piers 2 are connected into an integral structure through a transverse supporting platform 3; a hydraulic pump room 4 is arranged on the top surface of the transverse supporting platform 3; a hydraulic pump station 5 is arranged in the hydraulic pump room 4. The hydraulic pump house 4 is arranged perpendicular to the water flow direction. A control cabinet 11 and a power cabinet 12 are arranged in the hydraulic pump station 5; a cable trench 9 is arranged at the downstream side of the hydraulic pump station 5; the cable trench 9 is provided with a branch trench 10, and cables in the cable trench 9 are connected with a control cabinet 11 and a power cabinet 12 through the branch trench 10. An oil pipe ditch 7 is arranged on the upstream side of the hydraulic pump station 5.
As shown in fig. 2, the two ends of the oil pipe channel 7 are provided with bent channels facing the upstream side, and the positions of the bent channels correspond to the positions of the hydraulic oil cylinder oil pipe joints 8; the oil pipe in the oil pipe ditch 7 is connected with an oil pipe joint 8 of the hydraulic oil cylinder.
The horizontal support platform 3 is in the same level with the hydraulic cylinder oil pipe joint 8 (see fig. 2) or the narrow gate pier top 15 (see fig. 5).
As shown in fig. 3, when the height of the horizontal supporting platform 3 is close to that of the hydraulic oil cylinder oil pipe joint 8, a step 13 is arranged at the rear part of the narrow gate pier 2; as shown in fig. 4, the cable trench 9 on one side of the step 13 has a structure of a bevel groove 14.
In specific implementation, as shown in fig. 1 to 4, the overflow dam surface hole 1 adopts a narrow gate pier 2 structure. The rear parts of the narrow gate piers 2 at two sides of the overflow dam surface hole 1 are connected into a whole through a transverse supporting platform 3; the transverse supporting platform 3 is provided with a hydraulic pump room 4 vertical to the water flow direction; a hydraulic pump station 5 is arranged in the hydraulic pump room 4, and an oil pipe joint 6 of the hydraulic pump station faces the upstream side; an oil pipe ditch 7 is arranged on the upstream side of the hydraulic pump station 5, and the outlet positions of two upstream ends of the oil pipe ditch 7 correspond to the positions of an oil pipe joint 8 of a hydraulic oil cylinder; a cable trench 9 is arranged at the downstream side of the hydraulic pump station 5; the cable trench 9 is provided with a branch trench 10 for wiring with a control cabinet 11 and a power cabinet 12; the height of the transverse supporting platform 3 is arranged at a position close to the height of the hydraulic oil cylinder oil pipe joint 8, the rear part of the narrow gate pier 2 is provided with a step 13, and a cable trench at the side of the step 13 of the narrow gate pier 2 is of an inclined plane groove 14 structure.
The height of the cross support platform 3 can also be the same as the height of the top of the narrow gate pier as shown in fig. 5. When the height of the transverse supporting platform 3 is the same as that of the top of the narrow gate pier, the rear part of the narrow gate pier 2 does not need to be provided with a step 13, and the cable trench 9 does not need to be provided with an inclined groove 14.
Claims (7)
1. A hydraulic pump room arrangement structure of an overflow dam surface hole narrow gate pier comprises a group of overflow dam surface holes (1); the method is characterized in that: narrow gate piers (2) are arranged on two sides of each overflow dam surface hole (1), a hydraulic machine oil cylinder for opening or closing a gate is arranged between the two narrow gate piers (2), and a hydraulic oil cylinder oil pipe connector (8) facing the downstream is arranged at the upper part of the hydraulic machine oil cylinder; the downstream ends of the two narrow gate piers (2) are connected into an integral structure through a transverse supporting platform (3); a hydraulic pump room (4) is arranged on the top surface of the transverse supporting platform (3); a hydraulic pump station (5) is arranged in the hydraulic pump room (4).
2. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: the hydraulic pump room (4) is perpendicular to the water flow direction.
3. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: a control cabinet (11) and a power cabinet (12) are arranged in the hydraulic pump station (5); a cable trench (9) is arranged at the downstream side of the hydraulic pump station (5); the cable trench (9) is provided with a branch trench (10), and a cable in the cable trench (9) is connected with the control cabinet (11) and the power cabinet (12) through the branch trench (10).
4. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: and an oil pipe ditch (7) is arranged on the upstream side of the hydraulic pump station (5).
5. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: two ends of the oil pipe ditch (7) are provided with bent ditches facing to the upstream side, and the positions of the bent ditches correspond to the positions of the hydraulic oil cylinder oil pipe joints (8); an oil pipe in the oil pipe groove (7) is connected with an oil pipe joint (8) of the hydraulic oil cylinder.
6. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: the plane of the transverse supporting platform (3) is close to the height of a hydraulic oil cylinder oil pipe joint (8) or the same as the height of the narrow gate pier top (15).
7. The hydraulic pump house arrangement structure of the overflow dam surface hole narrow gate pier is characterized in that: when the plane of the transverse supporting platform (3) is close to the height of the hydraulic oil cylinder oil pipe joint (8), a step (13) is arranged at the rear part of the narrow gate pier (2), and a cable trench (9) on one side of the step (13) is of an inclined plane groove (14) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122289.6U CN215857556U (en) | 2021-05-24 | 2021-05-24 | Hydraulic pump room arrangement structure of narrow gate pier of overflow dam surface hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122289.6U CN215857556U (en) | 2021-05-24 | 2021-05-24 | Hydraulic pump room arrangement structure of narrow gate pier of overflow dam surface hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215857556U true CN215857556U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121122289.6U Active CN215857556U (en) | 2021-05-24 | 2021-05-24 | Hydraulic pump room arrangement structure of narrow gate pier of overflow dam surface hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215857556U (en) |
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2021
- 2021-05-24 CN CN202121122289.6U patent/CN215857556U/en active Active
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