CN212000944U - Submerged bottom type maintenance gate - Google Patents
Submerged bottom type maintenance gate Download PDFInfo
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- CN212000944U CN212000944U CN202020365188.0U CN202020365188U CN212000944U CN 212000944 U CN212000944 U CN 212000944U CN 202020365188 U CN202020365188 U CN 202020365188U CN 212000944 U CN212000944 U CN 212000944U
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Abstract
The utility model relates to a hydraulic engineering technical field specifically indicates a dive end formula and overhauls gate. The gate dam maintenance device comprises a base and a maintenance gate, wherein the base is positioned at the upstream of a gate dam to be maintained; the lower end of the maintenance gate is hinged to the base, a supporting structure for supporting the maintenance gate when the maintenance gate is turned to a vertical state is arranged between the maintenance gate and the base, and a flow guide structure for discharging water bodies upstream of the maintenance gate to the downstream of the gate dam to be maintained when the maintenance gate is turned to the vertical state is further arranged on the maintenance gate. The utility model discloses a gate structure is very simple, can form good retaining structure, and the maintenance of the floodgate dam of being convenient for, and cost low cost, convenient operation has very big spreading value.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field specifically indicates a dive end formula and overhauls gate.
Background
The existing gate dam is easy to have the problems of garbage sundries blockage or motor equipment failure and the like in the long-term use process, and the gate dam needs to be overhauled regularly. Because the gate dam maintenance relates to operations such as gate rust removal, painting, water stop replacement, electromechanical equipment maintenance and the like, the operations can be completed under dry land conditions, the gate dam cannot retain water during the maintenance, a cofferdam is required to retain the water, and the upstream incoming water flows to the downstream through a diversion open channel or a culvert pipe channel. In order to reduce the engineering quantity of the temporary cofferdam as much as possible, the overhaul time interval is generally selected in a dry season, however, the diversion channel cannot be arranged due to the limitation of the site conditions of the left bank and the right bank, the cost of the temporary overhaul construction cofferdam is high, and the construction difficulty is large. At present many gate dams do not set up the maintenance gate, and the gate dam is overhauld and only can be waited for the riverbed extremely to go on during the exhausted period riverbed cutout, owing to can not obtain regular timely maintenance, leaves the potential safety hazard for the safe operation of gate dam. In order to solve the technical problems, the invention patent of China entitled "a large-scale riverway dam maintenance gate" with the patent number of CN201810614551.5 provides a gate structure specially used for dam maintenance, the gate structure comprises earth weirs with built two sides, a working area for building a main gate dam is arranged in the earth weir, detection gate piles are respectively arranged at the upstream and downstream positions of the two outer sides of the working area, corresponding gate slots are also arranged at the two sides of the detection gate piles and the inner side walls of the earth weirs at the two sides, and sealed maintenance gates are inserted in the corresponding gate slots from top to bottom. During the use, insert the maintenance gate through to the gate slot and can form interim water retaining structure, make things convenient for the dam construction or the maintenance operation in back. However, the structure has some problems, such as the arrangement of a flow guide structure is needed to ensure that water flow can flow away from the two sides of the earth weir; the maintenance gate is difficult to install and can be installed only by using hoisting equipment; the water stopping effect is not good, and a good dry construction environment is difficult to form.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the existing gate dam maintenance method mentioned by the above background art has the construction difficulty big, the cost is high and is difficult to form good dry construction environment, and providing a submerged bottom type maintenance gate.
The technical scheme of the utility model is that: the utility model provides a dive end formula maintenance gate which characterized in that: the gate dam maintenance device comprises a base and a maintenance gate, wherein the base is positioned at the upstream of a gate dam to be maintained; the lower end of the maintenance gate is hinged to the base, a supporting structure for supporting the maintenance gate when the maintenance gate is turned to a vertical state is arranged between the maintenance gate and the base, and a flow guide structure for discharging water bodies upstream of the maintenance gate to the downstream of the gate dam to be maintained when the maintenance gate is turned to the vertical state is further arranged on the maintenance gate.
The flow guide structure further comprises a plurality of drain pipes; one end of the drain pipe penetrates through the maintenance gate to be communicated with one side of the upstream of the maintenance gate, and the lower end of the drain pipe extends to the downstream of the gate dam to be maintained.
A movable cover plate for plugging the drain pipe is further arranged on one side of the upstream of the maintenance gate; one end of the cover plate is hinged to the overhaul gate, and the other end of the cover plate is provided with a first pull rope for controlling the cover plate to turn over; one end of the first pull rope is connected to the cover plate, and the other end of the first pull rope is connected to the maintenance gate.
Further the support structure comprises a brace located on a downstream side of the service gate; and two ends of the support rod are respectively supported on the maintenance gate and the base when the maintenance gate is turned to be in a vertical state.
The end parts of the two unit rods can be hinged and connected along an axial line in the downstream direction to form a foldable connecting rod structure, and second pull ropes for pulling the unit rods to open and maintaining the unit rods to open are arranged on the unit rods; and one end of the second pull rope is fixedly connected with the unit rod, and the other end of the second pull rope is connected with the side pier at the side part of the maintenance gate.
Further be provided with many vaulting poles on the maintenance gate, many vaulting poles are arranged along perpendicular rivers direction interval.
A gate dam overhauling method for overhauling a gate comprises the following steps: the method is characterized in that: 1) erecting an overhaul gate in an upstream still water environment formed by retaining water by using the gate dam, retaining water by using the overhaul gate, and leveling the gate dam;
2) arranging a flow guide structure, and discharging water on the upstream of the maintenance gate to the downstream of the gate dam through the flow guide structure;
3) and after the gate dam is overhauled, erecting the gate dam, recovering the diversion structure after the overhaul gate is submerged underwater again, flatly laying the overhaul gate, and finishing the overhaul construction.
The method for arranging the flow guide structure in the step 2) further comprises the following steps: and opening the cover plate on one side of the upstream of the maintenance gate, enabling the water body on one side of the upstream of the maintenance gate to enter a drain pipe which is folded and placed in the maintenance gate, and forming a flow guide structure for discharging the water body on one side of the upstream of the maintenance gate to one side of the downstream of the gate dam through the drain pipe.
In the further step 3), the method for recovering the flow guide structure comprises the following steps: and after the gate to be overhauled is submerged underwater again, closing the cover plate on one side of the upstream of the overhaul gate, recovering and communicating the upstream side of the overhaul gate and the drain pipe discharged to one side of the downstream of the gate dam, and folding and placing the drain pipe in the overhaul gate.
The utility model has the advantages that: 1. by arranging the maintenance gate at the upstream of the gate dam to be maintained, when the gate dam needs to be maintained, the maintenance gate is turned to be in a vertical state to form a temporary dam, and then water at the upstream of the maintenance gate can be guided to the downstream of the gate dam through a guide structure on the maintenance gate, so that the gate dam is maintained to form a dry construction environment, the whole process is simple to operate, and the engineering quantity is small;
2. the drainage pipe is arranged on the maintenance gate, one end of the drainage pipe penetrates through the maintenance gate to be communicated with the upstream side of the maintenance gate, and the other end of the drainage pipe extends to the downstream of the gate dam, so that the flow guide structure is extremely simple, flow guide channels do not need to be arranged on two sides of the gate dam, and the operation is extremely convenient;
3. the drain pipe is arranged into the hose structure, so that the drain pipe can be folded and placed on the maintenance gate when not in use, and can be unfolded when in use, the installation flow of the flow guide structure is reduced, the temporary water retaining structure is very quickly assembled, and the maintenance efficiency of the gate dam is greatly improved;
4. the cover plate is arranged on one side, located on the maintenance gate, of the drain pipe, and can be used for plugging the drain pipe, even the opening degree of the drain pipe can be controlled through the overturning angle of the cover plate so as to adjust the drainage flow, the drain pipe is protected in a sealing mode when not maintained, the drain pipe can be quickly communicated when maintained, and a good flow guiding effect is formed;
5. the stay bar is used as a supporting structure for overturning the maintenance gate to a vertical state, the materials are simple to obtain, the use is convenient, the installation and the removal are very simple and convenient, and the investment cost is very low;
6. the support rod is of a two-section type folding structure, so that the support rod can be folded and stored on the maintenance gate when not in use, and can be rapidly unfolded through the second pull rope when in use, so that the operation is convenient, the occupied space is small, and the storage is convenient;
7. the utility model discloses a upset maintenance gate can form manger plate structure, will overhaul the water discharge that the gate upper reaches to the floodgate dam low reaches through the water conservancy diversion structure, can make the gate overhaul the in-process and form the dry environment of the convenient maintenance construction, and the whole maintenance construction method is very simple, need not to set up cofferdam or excavate the water conservancy diversion irrigation canals and ditches, and is little to the environmental destruction degree, does not have the foundation volume of soil side basically, and the construction degree of difficulty is low, and is with low costs, has very big spreading value;
8. the flow guide structure used by the maintenance method of the utility model is a hose type drain pipe, when in use, the folded drain pipe can be extended through the hydraulic action only by replacing a cover plate, thereby forming the flow guide structure, the use mode is extremely simple and convenient, and the efficiency of operation and construction is greatly improved;
9. the utility model discloses an overhaul method accomplishes the back of overhauing at the floodgate dam, under still water environment, can retrieve the drain pipe as the water conservancy diversion structure fast, the drain pipe is folding to be left in the inspection floodgate, can relapse reuse, has both reduced the cost that the floodgate dam overhauld, has improved the efficiency that the floodgate dam overhauld again.
The utility model discloses a gate structure is very simple, can form good retaining structure, and the maintenance of the floodgate dam of being convenient for, and cost low cost, convenient operation has very big spreading value.
Drawings
FIG. 1: the structure schematic diagram of the normal operation of the gate dam of the embodiment;
FIG. 2: the maintenance gate of the embodiment is turned over to be in a vertical state;
FIG. 3: the structure schematic diagram of the gate dam in the embodiment is used for overhauling;
FIG. 4: the structure schematic diagram of the gate dam of the embodiment after the overhaul is finished;
FIG. 5: 3 view 3 a 3- 3 a 3 in 3 fig. 3 3 3 of 3 the 3 present 3 invention 3. 3
Wherein: 1, closing a dam; 2, a base; 3, repairing a gate; 4, a water drainage pipe; 5, covering a plate; 6-a first pull rope; 7-a brace rod; 8-a second pull rope; 9-side pier.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
The utility model provides a dive end formula maintenance gate, this embodiment is at 1 upper reaches of the floodgate dam that treats to overhaul and is built a dive end formula maintenance gate, when floodgate dam 1 need be overhauld, will overhaul the gate and rise and form water retaining structure, makes floodgate dam 1 form and do the construction environment, treats floodgate dam 1 and accomplishes the maintenance back, will overhaul the gate and drop, and floodgate dam 1 drops into use again.
As shown in fig. 1-5, this embodiment includes base 2 and maintenance gate 3, and 3 lower extremes of maintenance gate can be around the articulated on base 2 of perpendicular rivers direction axis pivoted, and maintenance gate 3 rotates around the pivot point with base 2, and maintenance gate 3 does not come into use when overturning to the horizontality, and the upset comes into use when to the vertical state.
When the maintenance gate 3 overturns to the vertical state, a support rod 7 is arranged on one side of the downstream of the maintenance gate 3, the support rods 7 are arranged at intervals along the direction perpendicular to the water flow direction, and two ends of each support rod 7 are respectively supported on the maintenance gate 3 and the base 2, so that the maintenance gate 3 maintains the vertical state. As shown in fig. 5, the stay bar 7 includes two unit bars, the ends of the two unit bars can be hinged and connected along the axial line in the downstream direction to form a foldable connecting rod structure, the unit bars are provided with second pull ropes 8 for pulling the unit bars to open and maintaining the unit bars to open, one end of each second pull rope 8 is fixedly connected with the unit bar, and the other end of each second pull rope is connected to a side pier 9 at the side of the maintenance gate 3.
As shown in fig. 5, when the stay bar 7 is folded, the stay bar 7 is folded to the side away from the side of the side pier 9, when the stay bar 7 is required to be opened, the stay bar 7 starts to be opened by pulling the second pull rope 8 to the side of the side pier 9, when the opening angle of the two unit bars approaches 180 degrees, the stay bar 7 is opened, the pull rope is maintained and fixed, at the moment, one part of the acting force transmitted to the stay bar 7 by the maintenance gate 3 is transmitted to the base 2 through the stay bar 7, and the other part of the acting force is transmitted to the side pier 9 through the second pull rope 8. After the maintenance is finished, the second pull rope 8 is loosened, and the support rod 7 is folded towards the side away from the side pier 9.
When the maintenance gate 3 overturns to vertical state, need carry out the water conservancy diversion to the water of maintenance gate 3 upper reaches one side, as shown in fig. 3 ~ 5, the water conservancy diversion structure of this embodiment includes many drain pipes 4, and drain pipe 4 is folded cascade's hose. One end of the drain pipe 4 penetrates through the maintenance gate 3 to be communicated with one side of the upstream of the maintenance gate 3, and the lower end of the drain pipe extends to the downstream of the gate dam 1 to be maintained. The ligature has the rope of accomodating on the drain pipe 4, receive and release drain pipe 4 in maintenance gate 3 or extend drain pipe 4 through accomodating the rope and come as drainage pipe that can be convenient.
In actual use: 1. selecting a time interval with a low riverbed water level and a small upstream inflow flow in a dry period, constructing a submerged type maintenance gate at the upstream side of the gate dam under the protection of a construction cofferdam, and normally hiding the maintenance gate 3 at the bottom of the upstream side of the gate dam 1;
2. when the gate dam 1 needs to be overhauled, selecting a time period with a low riverbed water level in a dry season and a small upstream inflow flow, erecting an overhaul gate 3 in an upstream still water environment formed by retaining water of the gate dam 1, then flatly placing the gate dam 1 to enable the overhaul gate 3 to retain water, and simultaneously discharging the upstream inflow water into a downstream riverbed through a water inlet arranged on the overhaul gate 3 and a foldable drain pipe 4 to enable the gate dam 1 to obtain dry construction overhaul conditions;
3. after the maintenance of the gate dam 1 is completed, the gate dam 1 is erected, upstream incoming water is blocked between the gate dam 1 and the maintenance gate 3, the water is gradually stored to reach the top overflow state of the gate dam 1, the maintenance gate 3 is submerged underwater again, the still water operation opening and closing state is obtained, the superposed drain pipe 4 is packed up in the still water state, then the maintenance gate 3 is leveled again, and the submerged maintenance gate is in the river bottom latent state again.
As shown in FIGS. 1-5, the downstream direction of the present embodiment refers to the water flow direction, such as the left-right direction in FIGS. 1-4, wherein the left side of the figure is the upstream and the right side is the downstream, and the vertical water flow direction of the present embodiment refers to the left-right direction in FIG. 5.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a dive end formula maintenance gate which characterized in that: comprises a base (2) and an inspection gate (3) which are positioned at the upstream of a dam (1) to be inspected; the maintenance gate is characterized in that the lower end of the maintenance gate (3) is hinged to the base (2), a supporting structure for supporting the maintenance gate (3) when the maintenance gate (3) is turned to a vertical state is arranged between the maintenance gate (3) and the base (2), and a flow guide structure for discharging water upstream of the maintenance gate (3) to the downstream of the dam (1) to be maintained when the maintenance gate (3) is turned to the vertical state is further arranged on the maintenance gate (3).
2. A submersible service gate as recited in claim 1, wherein: the flow guide structure comprises a plurality of drain pipes (4); one end of the drain pipe (4) penetrates through the maintenance gate (3) to be communicated with one side of the upstream of the maintenance gate (3), and the lower end of the drain pipe extends to the downstream of the gate dam (1) to be maintained.
3. A submersible service gate as recited in claim 2, wherein: a movable cover plate (5) for plugging the drain pipe (4) is arranged on one side of the upstream of the maintenance gate (3); one end of the cover plate (5) is hinged to the overhaul gate (3), and the other end of the cover plate is provided with a first pull rope (6) for controlling the cover plate (5) to turn over; one end of the first pull rope (6) is connected to the cover plate (5), and the other end of the first pull rope is connected to the maintenance gate (3).
4. A submersible service gate as claimed in any one of claims 1 to 3, wherein: the support structure comprises a stay bar (7) located on the downstream side of the service gate (3); and two ends of the support rod (7) are respectively supported on the maintenance gate (3) and the base (2) when the maintenance gate (3) is turned to a vertical state.
5. A submersible service gate as recited in claim 4, wherein: the supporting rod (7) comprises two unit rods, the end parts of the two unit rods can be hinged and connected along the axial line in the downstream direction to form a foldable connecting rod structure, and second pull ropes (8) for pulling the unit rods to be opened and maintaining the unit rods to be opened are arranged on the unit rods; one end of the second pull rope (8) is fixedly connected with the unit rod, and the other end of the second pull rope is connected with a side pier (9) at the side part of the maintenance gate (3).
6. A submersible service gate as recited in claim 4, wherein: a plurality of support rods (7) are arranged on the maintenance gate (3), and the support rods (7) are arranged at intervals along the direction perpendicular to the water flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020365188.0U CN212000944U (en) | 2020-03-21 | 2020-03-21 | Submerged bottom type maintenance gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020365188.0U CN212000944U (en) | 2020-03-21 | 2020-03-21 | Submerged bottom type maintenance gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212000944U true CN212000944U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020365188.0U Active CN212000944U (en) | 2020-03-21 | 2020-03-21 | Submerged bottom type maintenance gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212000944U (en) |
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2020
- 2020-03-21 CN CN202020365188.0U patent/CN212000944U/en active Active
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