阅读说明：本技术 大型水电站可快速锁紧防洪闸门的操作装置及方法 (Operation device and method for large hydropower station capable of quickly locking flood gate ) 是由 包唐伟 孟春琦 于 2021-08-20 设计创作，主要内容包括：本发明提供了大型水电站可快速锁紧防洪闸门的操作装置及方法,它包括基座,所述基座的腔体内部并沿其长度方向滑动安装有传动齿条,所述传动齿条与用于驱动其横向移动的动力装置相连；所述传动齿条同时与多个从动齿轮啮合传动；所述从动齿轮通过齿轮轴支撑在基座之间；每个从动齿轮都同时与两个反向对称布置的竖直锁舌杆啮合传动；所述竖直锁舌杆的外侧设置有用于对其进行限位的滑动导向结构,并使其只能沿着竖直方向滑动；位于最外侧的两根竖直锁舌杆的外侧壁上固定有横向锁舌杆。能快速的将关闭的防洪闸门牢固的与基础构件相连接,使防洪闸门能快出投入运行工况。(The invention provides an operating device and a method for a large hydropower station capable of quickly locking a flood gate, and the operating device comprises a base, wherein a transmission rack is arranged in a cavity of the base in a sliding manner along the length direction of the cavity, and the transmission rack is connected with a power device for driving the transmission rack to transversely move; the transmission rack is simultaneously in meshed transmission with the driven gears; the driven gear is supported between the bases through a gear shaft; each driven gear is simultaneously in meshing transmission with two vertical bolt rods which are symmetrically arranged in the opposite direction; the outer side of the vertical bolt rod is provided with a sliding guide structure for limiting the vertical bolt rod, and the vertical bolt rod can only slide along the vertical direction; and the outer side walls of the two vertical latch rods positioned at the outermost side are fixed with transverse latch rods. The flood gate that can be quick will close is firm to be connected with the foundation component, makes the flood gate can go out soon and put into operation condition.)

1. But large-scale power station locking flood gate's operating means fast, its characterized in that: the device comprises a base (1), wherein a transmission rack (7) is arranged in a cavity of the base (1) in a sliding manner along the length direction of the cavity, and the transmission rack (7) is connected with a power device for driving the transmission rack to transversely move; the transmission rack (7) is simultaneously in meshed transmission with a plurality of driven gears (9); the driven gear (9) is supported between the bases (1) through a gear shaft (8); each driven gear (9) is simultaneously in meshing transmission with two vertical bolt locking rods (10) which are symmetrically arranged in the opposite direction; the outer side of the vertical bolt rod (10) is provided with a sliding guide structure for limiting the vertical bolt rod, and the vertical bolt rod can only slide along the vertical direction; and the outer side walls of the two vertical latch rods (10) positioned at the outermost side are fixed with transverse latch rods (11).

2. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: the base (1) adopts a rectangular frame structure; when the gate valve is used, the base (1) is fixedly installed on the gate body (15) through welding, and the gate body (15) is matched with the gate door frame (16).

3. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: and a rack through hole (18) matched with the transmission rack (7) is processed on the base (1).

4. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: the power device comprises a driving gear (5), the driving gear (5) is installed on a driving shaft (14), the driving shaft (14) is installed between bases (1) in a supporting mode, and a driving hand wheel (4) is installed at the end of the driving shaft (14).

5. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: the two ends of the gear shaft (8) are rotatably supported between the bases (1) through the bearings (6), the outer rings of the bearings (6) are installed on the bases (1) in an interference fit mode, and the inner rings of the bearings and the gear shaft are installed in a transition fit mode.

6. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: the sliding guide structure comprises a plurality of rolling shafts (2) which are arranged on the base (1) in parallel, and two ends of each rolling shaft (2) are supported and arranged between the bases (1) through self-lubricating bearings (3); the rolling shaft (2) and the back of the vertical bolt rod (10) form sliding fit.

7. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: and a driven tooth (13) meshed with the driven gear (9) is processed on the inner side wall of the vertical latch rod (10).

8. An operating device for a large hydropower station quick-lockable floodgate according to claim 2, wherein: the top processing of gate body (15) and gate door frame (16) has vertical pole draw-in groove (17) that are used for with vertical spring bolt pole (10) matched with, the vertical frame processing of gate door frame (16) has L shape draw-in groove (12) that are used for with horizontal spring bolt pole (11) matched with.

9. An operating device for a large hydropower station quick-lockable floodgate according to claim 1, wherein: the end of the vertical bolt rod (10) is wedge-shaped.

10. Method of operating a device for the rapid locking of floodgates in large hydropower plants according to any of claims 1-9, comprising the steps of:

when the gate body (15) needs to be locked, the gate body (15) is firstly attached to a gate frame (16); then, the hand wheel (4) is driven by manual rotation, the driving gear (5) is driven by the driving hand wheel (4), the driving rack (7) is driven by the driving gear (5), the driven gear (9) is driven by the driving rack (7), the vertical bolt rods (10) positioned on two sides are synchronously driven by the driven gear (9), the vertical bolt rods (10) can realize lifting and sliding along the rolling shaft (2) and sequentially pass through the vertical rod clamping grooves (17) on the gate body (15) and the gate door frame (16), meanwhile, the horizontal bolt rods (11) are synchronously driven by the vertical bolt rods (10), and further the horizontal bolt rods (11) are matched with the L-shaped clamping grooves (12), so that the vertical and horizontal locking between the gate body (15) and the gate door frame (16) is ensured;

when the gate body (15) needs to be unlocked, the vertical lock tongue rod (10) and the transverse lock tongue rod (11) can be retracted through reverse operation by reversely rotating the driving hand wheel (4), and then the gate body (15) is opened.

Technical Field

The invention belongs to the technical field of hydraulic metal structures of hydropower stations, and particularly relates to an operating device capable of quickly locking a flood gate of a large hydropower station, which can be widely applied to the field of other projects requiring frequent opening and closing of the flood gate.

Background

For the hydropower station designed and arranged in the structure form of an underground powerhouse, various personnel traffic holes, grouting galleries and drainage galleries are generally arranged, one ends of the traffic holes and the galleries are close to the upstream and the downstream or the side close to the river, and the other ends of the traffic holes and the galleries are connected with the powerhouse. Dividing the hydropower stations according to operation modes, and dividing the hydropower stations into flood season and non-flood season all year round, wherein in the flood season stage, as more rainwater is caused, the leakage amount of a mountain is larger, the rising change of upstream and downstream water levels is quicker, and the risk potential of flowing down rivers into a workshop exists; in the non-flood period, the flood control gate can be opened, so that personnel passing and equipment inspection work are facilitated.

At present, hydropower stations in underground powerhouses are all provided with flood gates in various structural forms to prevent larger flood from flooding the powerhouses, but locking modes after the flood gates are closed generally comprise two modes, namely, after the flood gates are closed, the flood gates are connected with a foundation in a bolt connection mode, although the flood gates can be effectively and firmly connected, manpower and material resources are wasted in the field operation process of the method, bolts and tools need to be transported to the field each time the flood gates are opened and closed, the gates are firstly tightened to the place through a manual hoist, then the bolts are installed and screwed one by one, and if the flood which suddenly comes, the flood gates cannot be quickly closed, and the setting significance of the flood gates is lost; secondly, adopt the mode of drag hook to connect, be about to the floodgate pass through the couple and connect on basic component, although this method can realize quick closing, can't be with the effectual firm connection of floodgate, can lead to the floodgate water seal volume of compression not enough and the phenomenon of leaking takes place, can't accomplish the flood control effect of real meaning.

Disclosure of Invention

The device is simple in structure, light in dead weight and convenient to operate, can quickly and firmly connect the closed flood gate with a basic component, enables the flood gate to quickly go out of the operation condition, can quickly open the flood gate after flood disappears, provides a walking channel for operators, is convenient to check the actual situation after flood, and meets various requirements of quick flood control and convenient traffic.

In order to achieve the technical features, the invention is realized as follows: the operating device capable of quickly locking the flood gate in the large hydropower station comprises a base, wherein a transmission rack is arranged in a cavity of the base in a sliding manner along the length direction of the cavity, and the transmission rack is connected with a power device for driving the transmission rack to transversely move; the transmission rack is simultaneously in meshed transmission with the driven gears; the driven gear is supported between the bases through a gear shaft; each driven gear is simultaneously in meshing transmission with two vertical bolt rods which are symmetrically arranged in the opposite direction; the outer side of the vertical bolt rod is provided with a sliding guide structure for limiting the vertical bolt rod, and the vertical bolt rod can only slide along the vertical direction; and the outer side walls of the two vertical latch rods positioned at the outermost side are fixed with transverse latch rods.

The base adopts a rectangular frame structure; during the use, the base passes through welded fastening and installs on the gate body, the gate body cooperatees with the gate door frame.

And a rack through hole matched with the transmission rack is processed on the base.

The power device comprises a driving gear, the driving gear is installed on a driving shaft, the driving shaft is installed between the bases in a supporting mode, and a driving hand wheel is installed at the end of the driving shaft.

The two ends of the gear shaft are rotatably supported between the bases through bearings, the outer ring of each bearing is installed with the corresponding base in an interference fit mode, and the inner ring of each bearing is installed with the corresponding gear shaft in a transition fit mode.

The sliding guide structure comprises a plurality of rolling shafts which are arranged on the base in parallel, and two ends of each rolling shaft are supported and arranged between the bases through self-lubricating bearings; the rolling shaft and the back of the vertical bolt rod form sliding fit.

And driven teeth meshed with the driven gear are processed on the inner side wall of the vertical lock tongue rod.

The gate comprises a gate body and a gate door frame, wherein the top of the gate body and the top of the gate door frame are provided with vertical rod clamping grooves matched with vertical lock tongue rods, and the vertical frame of the gate door frame is provided with L-shaped clamping grooves matched with transverse lock tongue rods.

The end of the vertical bolt rod is wedge-shaped.

The operation method of the operation device capable of quickly locking the flood gate in the large hydropower station comprises the following steps:

when the gate body needs to be locked, the gate body is firstly attached to a gate frame; then, a hand wheel is driven by manual rotation, a driving gear is driven by the driving hand wheel, a transmission rack is driven by the driving gear, a driven gear is driven by the transmission rack, vertical bolt rods on two sides are synchronously driven by the driven gear, the vertical bolt rods can realize lifting and sliding along a rolling shaft and sequentially pass through vertical rod clamping grooves on a gate body and a gate frame, meanwhile, horizontal bolt rods are synchronously driven by the vertical bolt rods, so that the horizontal bolt rods are matched with the L-shaped clamping grooves, and vertical and horizontal locking between the gate body and the gate frame is ensured;

when the gate body needs to be unlocked, the vertical lock tongue rod and the transverse lock tongue rod can be retracted through reverse operation by reversely rotating the driving hand wheel, and then the gate body is opened.

The invention has the following beneficial effects:

1. the operation device and the method for quickly locking the flood gate in the large hydropower station can quickly open and close the flood gate according to the actual operation working condition on site, and can be put into a flood protection state to ensure the operation safety of an underground powerhouse, and meanwhile, the operation condition at one side behind the gate can be visually observed in the closed state, and the water level gauge of the body can also provide the water level condition of a submerged area for maintenance personnel, so that the operation and maintenance management personnel can conveniently master the dangerous situation in time, and the safe operation of equipment is ensured.

2. The rack through hole ensures that the transmission rack can slide smoothly.

3. The power device can be used for providing power for the rotation of the driving gear.

4. Can be used for leading vertical spring bolt pole through foretell slip guide structure, and then guaranteed its realization vertical lift action that can be stable.

Drawings

The invention is further illustrated by the following figures and examples.

Fig. 1 is a partial cross-sectional view of the overall structure of the present invention.

Fig. 2 is an overall structural view of the present invention.

FIG. 3 is a view showing the construction of the installation of the apparatus of the present invention during the operation of a specific lock gate.

In the figure: the gate lock comprises a base 1, a rolling shaft 2, a self-lubricating bearing 3, a driving hand wheel 4, a driving gear 5, a bearing 6, a transmission rack 7, a gear shaft 8, a driven gear 9, a vertical bolt rod 10, a transverse bolt rod 11, an L-shaped clamping groove 12, driven teeth 13, a driving shaft 14, a gate body 15, a gate door frame 16, a vertical rod clamping groove 17 and a rack through hole 18.

Detailed Description

Embodiments of the present invention will be further described with reference to the accompanying drawings.

Example 1:

referring to fig. 1-3, the operating device for a large hydropower station capable of quickly locking a flood gate comprises a base 1, wherein a transmission rack 7 is slidably installed inside a cavity of the base 1 along the length direction of the base, and the transmission rack 7 is connected with a power device for driving the transmission rack to transversely move; the transmission rack 7 is simultaneously in meshed transmission with a plurality of driven gears 9; the driven gear 9 is supported between the bases 1 through a gear shaft 8; each driven gear 9 is simultaneously meshed with two vertical bolt rods 10 which are symmetrically arranged in the opposite direction for transmission; the outer side of the vertical bolt rod 10 is provided with a sliding guide structure for limiting the vertical bolt rod, and the vertical bolt rod can only slide along the vertical direction; and the outer side walls of two vertical latch rods 10 positioned at the outermost side are fixed with transverse latch rods 11. Foretell operating means mainly used takes place the flood when flowing backward when each traffic hole of underground factory building and corridor, can be quick drop into use with the flood gate, block flood at the downstream side, thereby the safe operation of power station underground factory building has been ensured, the device constructs simply, the dead weight is lighter, high durability and convenient operation, the fast flood gate that will close of ability is firm to be connected with the foundation member, make the flood gate can go out soon and drop into the operation operating mode, after the flood disappears, can open the flood gate again fast, provide the walking passageway for the operation personnel, be convenient for inspect the actual conditions after flooding, the various demands of quick flood control and convenient current have been realized.

Further, the base 1 adopts a rectangular frame structure; when the gate base is used, the base 1 is fixedly installed on the gate body 15 through welding, and the gate body 15 is matched with the gate door frame 16. The installation mode ensures that the gate can be well applied to the gate. Thereby realizing the quick opening and locking of the gate.

Further, a rack through hole 18 for matching with the transmission rack 7 is processed on the base 1. The smooth sliding of the transmission rack 7 is ensured by the rack through-hole 18 described above.

Further, power device includes driving gear 5, driving gear 5 installs on driving shaft 14, driving shaft 14 supports and installs between base 1, driving wheel 4 is installed to the end of driving shaft 14. The power device can be used for providing power for the rotation of the driving gear 5. In the working process, the driving wheel 4 can drive the driving shaft 14, the driving gear 14 drives the driving gear 5, and the driving gear 5 drives the corresponding transmission rack 7.

Furthermore, the two ends of the gear shaft 8 are rotatably supported between the bases 1 through the bearings 6, the outer rings of the bearings 6 are installed on the bases 1 in an interference fit mode, and the inner rings of the bearings are installed on the gear shaft in a transition fit mode. Through foretell cooperation mode, guaranteed the rotation that gear shaft 8 can be smooth and easy.

Further, the sliding guide structure comprises a plurality of rolling shafts 2 which are arranged on the base 1 in parallel, and two ends of each rolling shaft 2 are supported and arranged between the bases 1 through self-lubricating bearings 3; the rolling shaft 2 and the back of the vertical latch rod 10 form sliding fit. Through foretell slide guide structure can be used for leading vertical spring bolt pole 10, and then has guaranteed the vertical lift action of realization that it can be stable.

Further, driven teeth 13 for being meshed with the driven gear 9 are machined on the inner side wall of the vertical latch rod 10. The vertical latch rod 10 is driven to realize lifting action while the driven gear 9 rotates by the matching mode.

Further, a vertical rod clamping groove 17 for being matched with the vertical bolt rod 10 is processed at the top of the gate body 15 and the gate frame 16, and an L-shaped clamping groove 12 for being matched with the transverse bolt rod 11 is processed at the vertical frame of the gate frame 16. The vertical bolt rod 10 and the transverse bolt rod 11 are ensured to realize reliable locking of the gate body 15 through the matching mode.

Further, the end of the vertical bolt rod 10 is wedge-shaped. The wedge shape improves the smoothness of insertion.

Example 2:

the operation method of the operation device capable of quickly locking the flood gate in the large hydropower station comprises the following steps:

when the gate body 15 needs to be locked, the gate body 15 is firstly attached to the gate doorframe 16; then, the hand wheel 4 is driven by manual rotation, the driving gear 5 is driven by the driving hand wheel 4, the driving rack 7 is driven by the driving gear 5, the driven gear 9 is driven by the driving rack 7, the vertical bolt rods 10 positioned on two sides are synchronously driven by the driven gear 9, the vertical bolt rods 10 can realize lifting and sliding along the rolling shaft 2 and sequentially pass through the vertical rod clamping grooves 17 on the gate body 15 and the gate door frame 16, meanwhile, the vertical bolt rods 10 can synchronously drive the transverse bolt rods 11, so that the transverse bolt rods 11 are matched with the L-shaped clamping grooves 12, and the vertical and transverse locking between the gate body 15 and the gate door frame 16 is ensured;

when the gate body 15 needs to be unlocked, the vertical latch rod 10 and the transverse latch rod 11 can be retracted through reverse operation by reversely rotating the driving hand wheel 4, and then the gate body 15 is opened.