CN219862661U - Quick gate guide structure of hydropower station - Google Patents
Quick gate guide structure of hydropower station Download PDFInfo
- Publication number
- CN219862661U CN219862661U CN202320606686.3U CN202320606686U CN219862661U CN 219862661 U CN219862661 U CN 219862661U CN 202320606686 U CN202320606686 U CN 202320606686U CN 219862661 U CN219862661 U CN 219862661U
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- Prior art keywords
- rail
- gate
- side rail
- rapid
- sliding block
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- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 1
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Abstract
The utility model provides a quick gate guide structure of hydropower station, including installing in the slide device of quick gate leaf back of the body both sides and the reverse slider device of upstream surface both sides, slide device and the main rail sliding fit of pre-buried in the second concrete of main rail, reverse slider device and the reverse rail sliding fit of pre-buried in the second concrete of reverse rail, still including installing the side direction slider device in quick gate leaf left and right sides, be located the side rail second concrete of quick gate leaf left and right sides respectively pre-buried have the side rail, the side rail is used for quick gate leaf width direction's direction with the cooperation of side direction slider device. The rolling fit structure of the side rail and the side wheel device of the rapid gate guide structure is changed into the sliding fit structure of the side rail and the side slide block device, so that the safety and the reliability of the operation of the rapid gate are improved.
Description
Technical Field
The utility model relates to the technical field of hydropower station gates, in particular to a hydropower station rapid gate guide structure.
Background
The existing rapid gate guiding structure generally comprises a main rail, a counter rail, side rails, a main slideway matched with the main rail, a counter slider and a side wheel device, namely, the rapid gate is guided in the water flow direction through a more reliable slideway when running, and the side wheels are used for guiding in the gate slot direction. The defects are that: (1) Because the rapid gate is a movable water gate, the gate closing speed is high and can reach 3m/min, the gate is greatly influenced by hydraulic factors in operation, the side wheel devices arranged at intervals are high in stress, and the wheel frames are easy to deform or jam; (2) The traditional side wheel device generally realizes rolling guide of a wheel set through sliding friction fit between a side wheel shaft sleeve and a shaft, but because the side wheel is stressed greatly when the door is closed rapidly, the shaft sleeve and the shaft are worn fast, the problem that the side wheel falls off due to serious wear of the shaft sleeve easily occurs when the door is operated for a long time, so that the swing radian of a rapid gate in the width direction is increased, the sealing performance of the gate and the stress of a piston rod of a hoist are influenced after the side wheel falls off, and larger accidents are possibly caused. (3) The rapid gate is a safety line of the unit, the health state of the unit must be ensured, the side wheels must be overhauled in time after falling off, the water diversion system is required to be drained during overhauling, the overhauling period is long, the danger coefficient is high, and the influence on the power generation benefit of the power station is great. Therefore, the conventional guiding structure has some defects, influences the safe operation of the rapid door and the power generation benefit of the power station, and is necessary to optimize the rapid door to improve the operation safety and reliability.
Disclosure of Invention
The utility model aims to solve the technical problems that: the problem that exists among the above-mentioned background art is solved, provides a quick gate guide structure of power station, through changing the side rail of quick gate guide structure and side wheel device roll cooperation structure into the sliding fit structure of side rail and side direction slider device, improves the security and the reliability of quick door operation.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a quick gate guide structure of hydropower station, including installing in the slide device of quick gate leaf back of the body both sides and the reverse slider device of upstream surface both sides, slide device and the main rail sliding fit of pre-buried in the second concrete of main rail, reverse slider device and the reverse rail sliding fit of pre-buried in the second concrete of reverse rail, still including installing the side direction slider device in quick gate leaf left and right sides, be located the side rail second concrete of quick gate leaf left and right sides respectively pre-buried have the side rail, the side rail is used for quick gate leaf width direction's direction with the cooperation of side direction slider device.
The lateral sliding block device comprises a lateral sliding block and wear-resistant blocks, a dovetail groove with an opening width smaller than the bottom width is longitudinally formed in one side, close to the side rail, of the lateral sliding block, a plurality of wear-resistant blocks are embedded in the dovetail groove, and the lateral sliding block is connected with a rapid gate leaf through bolts in a mounting mode.
The left side and the right side of the lateral sliding block are respectively provided with a lateral stop block, the upper side and the lower side of the lateral sliding block are respectively provided with an end stop block, and the lateral stop blocks and the end stop blocks are respectively fixedly connected to the rapid gate leaf.
The lateral sliding block device is installed in a segmented mode, and a single-section door leaf is installed in one segment.
The side rail comprises a side rail foundation and a side rail track, wherein the side rail foundation is pre-embedded in side rail secondary concrete, the side rail track is longitudinally and fixedly arranged on the side rail foundation, and the side rail is arranged in the whole course in the working stroke range of the gate leaf of the rapid gate.
The utility model has the following beneficial effects:
1. the side rail and side wheel device rolling fit structure of the rapid gate guide structure is changed into the side rail and side wheel device sliding fit structure, so that the defect of adopting the side wheel device is eliminated, after the rapid gate leaf is installed, the rapid gate is flexibly opened and closed under the low friction force of the rapid gate through the self-lubricating sliding friction of the upstream side reverse sliding block device, the downstream side sliding block device and the side sliding block device and the rail due to the guiding and limiting effects of the main rail, the reverse rail and the side rail, and the rapid gate is guaranteed not to have severe vibration and jamming problems in the water-moving gate closing process, and the safety and reliability of the rapid gate operation are improved.
Drawings
Fig. 1 is a schematic top view of the present utility model.
FIG. 2 is a schematic side view of the shutter of the present utility model.
FIG. 3 is a schematic diagram of the front view of the lateral slider device of the present utility model.
FIG. 4 is a schematic view of the cross-sectional structure A-A in FIG. 3.
Fig. 5 is a schematic top view of the side rail 5 of the present utility model.
In the figure: quick gate leaf 1, counter rail 2, counter slider device 3, side slider device 4, side slider 41, wear block 42, side stop 43, bolt 44, end stop 45, dovetail groove 46, side rail 5, side rail foundation 51, side rail 52, slide device 6, main rail 7, counter rail secondary concrete 8, side rail secondary concrete 9, main rail secondary concrete 10.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-5, the guide structure of the rapid gate of the hydropower station comprises a slideway device 6 arranged on two sides of a back surface of a rapid gate door leaf 1 and a reverse slide block device 3 arranged on two sides of the back surface, wherein the slideway device 6 is in sliding fit with a main rail 7 embedded in a main rail second-stage concrete 10, the reverse slide block device 3 is in sliding fit with a reverse rail 2 embedded in a reverse rail second-stage concrete 8, the guide structure further comprises a lateral slide block device 4 arranged on the left side and the right side of the rapid gate door leaf 1, side rails 5 are respectively embedded in side rail second-stage concrete 9 arranged on the left side and the right side of the rapid gate door leaf 1, and the side rails 5 are matched with the lateral slide block device 4 for guiding the width direction of the rapid gate door leaf 1. By changing the rolling fit structure of the side rail and the side wheel device of the rapid gate guiding structure into the sliding fit structure of the side rail 5 and the side slide block device 4, the safety and the reliability of the rapid gate operation are improved.
Specifically, the lateral sliding block device 4 includes a lateral sliding block 41 and wear-resistant blocks 42, a dovetail groove 46 with an opening width smaller than the bottom width is longitudinally arranged on one side of the lateral sliding block 41 close to the side rail 5, a plurality of wear-resistant blocks 42 are embedded in the dovetail groove 46, and the lateral sliding block 41 is installed and connected with the rapid gate door leaf 1 through bolts 44. The lateral slide block 41 is provided with countersunk bolt holes at two sides of the dovetail groove 46, and the bolts 44 pass through the countersunk bolt holes and are connected with the side surfaces of the rapid gate leaf 1. In use, the wear blocks 42 cooperate with the side rail 5. Specifically, the wear block 42 is a copper plastic composite.
Referring to fig. 3, the left and right sides of the lateral slider 41 are respectively provided with a lateral stopper 43, the upper and lower sides are respectively provided with an end stopper 45, and the lateral stopper 43 and the end stopper 45 are respectively fixedly connected to the rapid gate door leaf 1. The side stop block 43 and the end stop block 45 are arranged to limit the side sliding block 41 from the periphery, so that the bolt 44 is small in stress and not easy to cut off.
Referring to fig. 2, the lateral slider device 4 is installed in sections, a single door leaf is installed in sections, installation is facilitated, and an installation position is reserved for the locking structure.
Referring to fig. 5, the side rail 5 comprises a side rail foundation 51 and a side rail track 52, the side rail foundation 51 is embedded in the side rail secondary concrete 9, the side rail track 52 is longitudinally and fixedly arranged on the side rail foundation 51, and the side rail 5 is arranged in the whole course within the working stroke range of the rapid gate door leaf 1, and the structure is simple and reliable.
The working process or principle of the utility model:
first, the main rail 7, the counter rail 2 and the side rail 5 are respectively pre-embedded in the gate slot main rail secondary concrete 10, the counter rail secondary concrete 8 and the side rail secondary concrete 9, and the range of the rail covers the range from full opening to full closing of the rapid gate, and is generally more than 2 times of the gate height. Next, the reversing slide block device 3, the lateral slide block device 4 and the slide way device 6 are respectively arranged on the upstream side, the lateral side and the downstream side of the rapid gate leaf 1 in a bolt connection mode. After the installation of the water seal and other accessories of the rapid gate leaf 1 is completed, the rapid gate leaf 1 is connected with the hoist, the initial position of the rapid gate leaf 1 is located at the full-open position, at the moment, the main rail 7 is in contact fit with the slideway device 6, meanwhile, the counter rail 2 is in contact fit with the counter slider device 3, at the moment, the counter slider device 3 generates compression of about 4mm, the counter rail 2 is tightly combined with the counter slider device 3, the main rail 7 is tightly matched with the slideway device 6, the rapid gate is guaranteed not to swing in the water flow direction, and meanwhile, the water seal is guaranteed to have enough compression force. Meanwhile, the side rail 52 of the side rail 5 is in clearance fit with the side slide block abrasion-resistant material 42 of the side slide block device 4, the fit clearance is about 10mm, the rapid gate is ensured not to swing greatly in the width direction of the gate, and the water leakage problem of the gate due to water seal dislocation is avoided.
After the rapid gate door leaf 1 is installed, the rapid gate door leaf is flexibly opened and closed under the low friction force of the rapid gate through the self-lubricating sliding friction of the upstream side reverse sliding block device 3, the downstream side sliding block device 6 and the lateral sliding block device 4 on the side surface and the rail due to the guiding and limiting actions of the main rail 7, the reverse rail 2 and the side rail 5, so that the rapid gate is ensured not to have severe vibration and jamming in the water-driving and door-closing process, and the safety and reliability of the operation of the rapid gate are improved.
Claims (5)
1. The utility model provides a quick gate guide structure of power station, includes that install in slide device (6) of quick gate leaf (1) back of the body surface of water both sides and the reverse slider device (3) of upstream surface of the water both sides, slide device (6) and pre-buried main rail (7) sliding fit in main rail second-phase concrete (10), reverse slider device (3) and pre-buried counter rail (2) sliding fit in counter rail second-phase concrete (8), its characterized in that: the side rail device is characterized by further comprising side sliding block devices (4) arranged on the left side and the right side of the rapid gate leaf (1), side rail (5) are respectively embedded in side rail second-phase concrete (9) arranged on the left side and the right side of the rapid gate leaf (1), and the side rail (5) is matched with the side sliding block devices (4) to be used for guiding the width direction of the rapid gate leaf (1).
2. The hydropower station rapid gate guiding structure according to claim 1, wherein: the side direction sliding block device (4) comprises a side direction sliding block (41) and wear-resistant blocks (42), a dovetail groove (46) with an opening width smaller than the bottom width is longitudinally formed in one side, close to the side rail (5), of the side direction sliding block (41), the plurality of wear-resistant blocks (42) are embedded in the dovetail groove (46), and the side direction sliding block (41) is connected with the rapid gate door leaf (1) in an installation mode through bolts (44).
3. The hydropower station rapid gate guiding structure according to claim 2, wherein: the left side and the right side of the side sliding block (41) are respectively provided with a side stop block (43), the upper side and the lower side are respectively provided with an end stop block (45), and the side stop blocks (43) and the end stop blocks (45) are respectively fixedly connected to the rapid gate leaf (1).
4. The hydropower station rapid gate guiding structure according to claim 1, wherein: the lateral sliding block device (4) is installed in a segmented mode, and a single-section door leaf is installed in one segment.
5. The hydropower station rapid gate guiding structure according to claim 1, wherein: the side rail (5) comprises a side rail foundation (51) and a side rail track (52), the side rail foundation (51) is embedded in side rail secondary concrete (9), the side rail track (52) is longitudinally and fixedly arranged on the side rail foundation (51), and the side rail (5) is arranged in the whole course within the working stroke range of the rapid gate leaf (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320606686.3U CN219862661U (en) | 2023-03-24 | 2023-03-24 | Quick gate guide structure of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320606686.3U CN219862661U (en) | 2023-03-24 | 2023-03-24 | Quick gate guide structure of hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219862661U true CN219862661U (en) | 2023-10-20 |
Family
ID=88334666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320606686.3U Active CN219862661U (en) | 2023-03-24 | 2023-03-24 | Quick gate guide structure of hydropower station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219862661U (en) |
-
2023
- 2023-03-24 CN CN202320606686.3U patent/CN219862661U/en active Active
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