CN217460476U

CN217460476U - Gate for water conservancy dam

Info

Publication number: CN217460476U
Application number: CN202221576308.7U
Authority: CN
Inventors: 刘斌; 李宏坤; 李波
Original assignee: Xiangyang Water Conservancy And Hydropower Engineering Group Co ltd
Current assignee: Xiangyang Water Conservancy And Hydropower Engineering Group Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-09-20
Anticipated expiration: 2032-06-22

Abstract

The utility model relates to a gate for water conservancy dam especially relates to water conservancy gate's technical field, and it is including setting up the gate pier on the dam and setting up the door body on the gate pier, all is provided with the spout on the double-phase opposite lateral wall of gate pier side of meeting water, and the spout is close to a body to along the setting of gate pier direction of height, equal sliding connection has the slider in the spout, is provided with the actuating mechanism who is used for driving the slider to reciprocate on the gate pier, and the cooperation is provided with initiative rabbling mechanism on slider and the gate pier. This application can clear up the debris that the gate blockked up, helps improving flood discharge efficiency.

Description

Gate for water conservancy dam

Technical Field

The application relates to the technical field of water conservancy gates, in particular to a gate for a water conservancy dam.

Background

The water conservancy dam refers to a weir for intercepting rivers and blocking water, and a water blocking dam of reservoirs, rivers and the like. In order to control the water level and adjust the flow, a gate is usually used to control the closing and opening of the dam drainage channel. The gate is divided into a plane gate, an arc gate, an arch gate and the like according to the appearance shape of a gate leaf, and the plane gate is widely used in a gate for a water conservancy dam by using a better stress structure and a better water flow condition.

Chinese utility model patent document with publication number CN206157677U discloses a novel hydraulic engineering river course gate, including gate frame and gate main part, be provided with the headstock gear that is used for lift gate main part on gate frame, the headstock gear passes through the hob and is connected with the gate main part. The rising of steerable gate main part through the headstock gear, and then the water can pass through from gate main part below, carries out the flood discharge.

In view of the above-mentioned related technologies, the inventor found that in flood season, debris such as large branches and plastic plates washed from the upstream of the dam can block the gate, thereby affecting the drainage work of flood.

SUMMERY OF THE UTILITY MODEL

In order to clear up the debris that the gate blockked up, improve flood discharge efficiency, this application provides a gate for water conservancy dam.

The application provides a gate for water conservancy dam adopts following technical scheme:

the utility model provides a gate for water conservancy dam, is in including setting up the gate pier on the dam and setting the door body on the gate pier, all be provided with the spout on the double-phase relative lateral wall of gate pier water side, the spout is close to the door body, and follow gate pier direction of height sets up, equal sliding connection has the slider in the spout, be provided with on the gate pier and be used for the drive actuating mechanism that the slider reciprocated, the slider with the cooperation is provided with initiative rabbling mechanism on the gate pier.

Through adopting above-mentioned technical scheme, initiative rabbling mechanism uses with actuating mechanism cooperation, when making the gate blockked up by debris such as large-scale branch, can drive when initiative rabbling mechanism moves down stir debris and roll, destroy and block up the debris structure, thereby make debris can be followed the gate below and is walked by the water-washed, the door body blocks up debris and is cleared up, flood discharge efficiency has been improved, on the other hand, can drive initiative rabbling mechanism and rise to rivers top after having used up, reduce the influence of initiative rabbling mechanism to flood discharge work.

Optionally, the driving mechanism includes a first driving motor disposed on the top of the gate pier and a lead screw coaxially disposed on an output shaft of the first driving motor, the lead screw is disposed in the chute and rotatably disposed on a side wall of the chute, and the lead screw penetrates through the slider and is in threaded connection with the slider.

Through adopting above-mentioned technical scheme, first driving motor drive lead screw rotates, and the lead screw rotates the drive slider and reciprocates in the spout, and the slider reciprocates and drives initiative rabbling mechanism and reciprocate and roll jam debris, simple structure, and it is stable to remove.

Optionally, initiative rabbling mechanism includes puddler, second driving motor, slip sleeve and transmission are vice, the puddler both ends respectively rotate and set up one on the slider, second driving motor sets up the floodgate pier top, slip sleeve includes coaxial first sleeve and the second sleeve that cup joints, first sleeve is kept away from the coaxial fixed setting of second sleeve one end is in on second driving motor's the output shaft, the second sleeve is kept away from first sleeve one end is rotated and is set up on the slider, the transmission is vice be used for with rotary motion on the second sleeve transmits to on the puddler.

Through adopting above-mentioned technical scheme, the setting of sliding sleeve makes second driving motor's rotation drive first sleeve and rotates, and first sleeve rotates and drives the telescopic rotation of second, and the second sleeve can follow moving down and move down of slider, and the cooperation transmission is vice, realizes transmitting the rotary motion of second driving motor output shaft to the puddler on, simple structure, convenient to use.

Optionally, the transmission pair comprises a driving bevel gear and a driven bevel gear, the driving bevel gear is arranged at one end, far away from the second driving motor, of the sliding sleeve, the driven bevel gear is arranged at the end part of the stirring rod, and the driving bevel gear is meshed with the driven bevel gear.

Through adopting above-mentioned technical scheme, driven bevel gear and drive bevel gear's cooperation has realized rotating the transmission with the second sleeve and has rotated for the puddler, simple structure, convenient to use.

Optionally, the outer covers of the driving bevel gear and the driven bevel gear are provided with protective covers.

Through adopting above-mentioned technical scheme, the setting of safety cover has reduced the possibility that initiative bevel gear and driven bevel gear are blocked damage by aquatic debris, has guaranteed the vice normal use of transmission, has increased the vice life of transmission.

Optionally, the rotation joints of the protective cover and the stirring rod and the second sleeve are provided with sealing rings.

Through adopting above-mentioned technical scheme, the setting up of sealing washer has reduced water and has flowed into the safety cover from the safety cover and puddler and the telescopic rotation junction of second and influence the vice possibility of transmission, has guaranteed the normal use of drive bevel gear and driven bevel gear.

Optionally, the second sleeve is provided with two limiting plates, and the two limiting plates are respectively abutted to the upper side wall and the lower side wall of the slider.

Through adopting above-mentioned technical scheme, the setting up of limiting plate makes second sleeve and slider stand in the direction of height relatively, has promoted initiative rabbling mechanism's reliability.

Optionally, the stirring rod is provided with a helical blade.

Through adopting above-mentioned technical scheme, helical blade can further smash debris, and then has promoted the clearance effect, has improved flood discharge efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the driving mechanism and the active stirring mechanism, the driving mechanism drives the active stirring mechanism to move downwards to stir and roll the blocked sundries, and the structure of the blocked sundries is damaged, so that the sundries can be flushed away by water from the lower part of the gate, the sundries blocked by the gate body are cleaned, and the flood discharge efficiency is improved;

2. the first driving motor drives the screw rod to rotate by arranging the first driving motor and the screw rod, the screw rod rotates to drive the sliding block to move up and down in the sliding groove, and the sliding block moves up and down to drive the active stirring mechanism to move up and down to roll the blocking sundries;

3. through setting up second driving motor, sliding sleeve and transmission pair for second driving motor's rotation drives first sleeve and rotates, and first sleeve rotates and drives the telescopic rotation of second, and the second sleeve can follow moving down and move down of slider, realizes transmitting the rotary motion of second driving motor output shaft to the puddler on, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic overall structure diagram of a gate for a water conservancy dam according to an embodiment of the present application;

FIG. 2 is a schematic sectional view of a gate for a water conservancy dam according to an embodiment of the present disclosure;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

reference numerals: 1. a gate pier; 11. a hoist; 2. a door body; 21. a screw rod; 3. a cleaning device; 4. a drive mechanism; 41. a first drive motor; 42. a screw rod; 5. an active stirring mechanism; 51. a stirring rod; 511. a helical blade; 52. a second drive motor; 53. a sliding sleeve; 531. a first sleeve; 532. a second sleeve; 54. a transmission pair; 541. a drive bevel gear; 542. a driven bevel gear; 6. a chute; 61. a slider; 7. a limiting plate; 8. a protective cover; 9. and (5) sealing rings.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses gate for water conservancy dam. Referring to fig. 1, a gate for water conservancy dam is including setting up gate pier 1 on the dam, the door body 2 of setting on gate pier 1 and the cleaning device 3 of setting in gate pier 1 meeting the water side, gate pier 1 is formed by concrete placement, 2 slidable mounting of the door body are in the sluice chamber of gate pier 1, 1 top of gate pier is provided with headstock gear 11, headstock gear 11 passes through hob 21 and is connected with door body 2, 11 steerable hobs 21 of headstock gear rotate, and then control door body 2 rises, adjust the rivers flow that flows through from 2 below the door body with this and carry out the flood discharge, cleaning device 3 can clear up the debris that block up the gate, improve flood discharge efficiency.

Referring to fig. 1 and 2, cleaning device 3 includes actuating mechanism 4 and initiative rabbling mechanism 5, has all preset spout 6 on the relative both sides wall of floodgate pier 1 meeting water side, has the slide rail through the bolt fastening in the spout 6, and the slip joint has slider 61 on the slide rail, and slider 61 slides through the slide rail and sets up in spout 6, and actuating mechanism 4 also corresponds slider 61 and is provided with two sets ofly. The driving mechanism 4 comprises a first driving motor 41 fixed at the top of the gate pier 1 through a bolt and a screw rod 42 coaxially welded on an output shaft of the first driving motor 41, the screw rod 42 is arranged in the chute 6, one end, far away from the first driving motor 41, of the screw rod 42 is rotatably arranged on the side wall of the chute 6 through a bearing, and the screw rod 42 penetrates through the sliding block 61 and is in threaded connection with the sliding block 61. In this embodiment, the first driving motors 41 are servo motors, and the two first driving motors 41 can rotate synchronously.

Referring to fig. 2 and 3, the active stirring mechanism 5 includes a stirring rod 51, a second driving motor 52, a sliding sleeve 53 and a transmission pair 54, two ends of the stirring rod 51 are respectively rotatably disposed on a sliding block 61 through bearings, so that the stirring rod 51 can move up and down along with the sliding block 61, and a helical blade 511 is welded on the stirring rod 51; the second driving motor 52 is fixed on the top of the gate pier 1 through bolts; the sliding sleeve 53 comprises a first sleeve 531 and a second sleeve 532 which are coaxially sleeved, one end of the first sleeve 531, which is far away from the second sleeve 532, is coaxially welded on the output shaft of the second driving motor 52, and one end of the second sleeve 532, which is far away from the first sleeve 531, is rotatably arranged on the sliding block 61 through a bearing, so that the second sleeve 532 can move up and down along with the sliding block 61 and rotate. In this embodiment, the second driving motor 52 is a servo motor, the inner wall of the first sleeve 531 is provided with a clamping groove, the clamping groove is arranged along the length direction of the first sleeve 531, the outer wall of the top of the second sleeve 532 is welded with a clamping block, the clamping block is slidably clamped in the clamping groove, and the second sleeve 532 can slide along the length direction of the clamping groove under the driving of the sliding block 61, so that the second sleeve 532 can rotate under the driving of the first sleeve 531 while descending.

In addition, referring to fig. 3, two limiting plates 7 are welded on the second sleeve 532, and the two limiting plates 7 are respectively abutted to the upper and lower walls of the slider 61, so that the slider 61 is clamped between the two limiting plates 7, and the slider 61 and the second sleeve 532 are relatively static in the height direction, thereby further increasing the reliability of the device.

Referring to fig. 3, the transmission pair 54 includes a driving bevel gear 541 and a driven bevel gear 542, the driving bevel gear 541 is welded at the bottom end of the second sleeve 532, the driven bevel gear 542 is welded at the end of the stirring rod 51, and the driving bevel gear 541 and the driven bevel gear 542 are engaged with each other, so that the rotation motion at the end of the second sleeve 532 is transmitted to the rotation motion of the stirring rod 51, and the stirring rod 51 can rotate to clean up the blockage debris during the descending process.

In addition, referring to fig. 3, in order to increase the service life of the transmission pair 54, a protective cover 8 is arranged on the outer cover of the transmission pair 54, so that the possibility that the driving bevel gear 541 and the driven bevel gear 542 are clamped and damaged by sundries in water flow is reduced, the protective cover 8 is rotatably connected with the stirring rod 51 and the second sleeve 532, sealing rings 9 are clamped at the rotating joints of the protective cover 8, the stirring rod 51 and the second sleeve 532, and the possibility that water flows into the protective cover 8 from the rotating joints to influence the transmission pair 54 is reduced while the stirring rod 51 and the second sleeve 532 can rotate.

The implementation principle of the embodiment of the application is as follows: the hoist 11 is started to control the door body 2 to ascend for flood discharge, when the lower part of the door body 2 is blocked by sundries such as large branches and the like flushed from the upstream, the first driving motor 41 is started, the output shaft of the first driving motor 41 rotates to drive the screw rod 42 to rotate, the screw rod 42 rotates to drive the sliding block 61 to move downwards along the sliding chute 6, and further drive the second sleeve 532 and the stirring rod 51 to move downwards, and the driving bevel gear 541 and the driven bevel gear 542 are always meshed in the downward movement process; when the stirring rod 51 descends to a position near the sundries, the second driving motor 52 is started, the output shaft of the second driving motor 52 rotates to drive the first sleeve 531 to rotate, the first sleeve 531 rotates to drive the second sleeve 532 to rotate, the second sleeve 532 rotates to drive the driving bevel gear 541 to rotate, the driving bevel gear 541 rotates to drive the driven bevel gear 542 to rotate, the stirring rod 51 rotates, the spiral blades 511 grind and crush the sundries, the sundry blocking structure is damaged, the sundries can be washed away from the lower part of the door body 2 by water, and the flood discharge efficiency is improved; after use, the second drive motor 52 is stopped, the first drive motor 41 is reversed, and the stirring rod 51 is lifted, so that the influence of the stirring rod 51 on flood discharge is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a gate for water conservancy dam, is in including setting up gate pier (1) on the dam and setting door body (2) on the gate pier (1), its characterized in that: the gate pier is characterized in that sliding grooves (6) are formed in two opposite side walls of a water facing side of the gate pier (1), the sliding grooves (6) are close to the door body (2) and are arranged along the height direction of the gate pier (1), sliding blocks (61) are connected in the sliding grooves (6) in a sliding mode, a driving mechanism (4) used for driving the sliding blocks (61) to move up and down is arranged on the gate pier (1), and driving stirring mechanisms (5) are arranged on the sliding blocks (61) and the gate pier (1) in a matched mode.

2. The gate of claim 1, wherein: actuating mechanism (4) are including setting up first driving motor (41) and the coaxial setting at gate pier (1) top are in lead screw (42) on first driving motor (41) output shaft, lead screw (42) set up in spout (6) to the rotation sets up on spout (6) lateral wall, lead screw (42) run through slider (61), and with slider (61) threaded connection.

3. The gate of claim 2, wherein: the active stirring mechanism (5) comprises a stirring rod (51), a second driving motor (52), a sliding sleeve (53) and a transmission pair (54), wherein two ends of the stirring rod (51) are respectively rotatably arranged on one sliding block (61), the second driving motor (52) is arranged at the top of the gate pier (1), the sliding sleeve (53) comprises a first sleeve (531) and a second sleeve (532) which are coaxially sleeved, the first sleeve (531) is far away from one end of the second sleeve (532) and coaxially and fixedly arranged on an output shaft of the second driving motor (52), one end of the second sleeve (532) far away from the first sleeve (531) is rotatably arranged on the sliding block (61), and the transmission pair (54) is used for transmitting the rotary motion of the second sleeve (532) to the stirring rod (51).

4. A gate for a water conservancy dam according to claim 3, wherein: the transmission pair (54) comprises a driving bevel gear (541) and a driven bevel gear (542), the driving bevel gear (541) is arranged at one end of the sliding sleeve (53) far away from the second driving motor (52), the driven bevel gear (542) is arranged at the end of the stirring rod (51), and the driving bevel gear (541) and the driven bevel gear (542) are meshed with each other.

5. The gate of claim 4, wherein: and protective covers (8) are arranged outside the driving bevel gear (541) and the driven bevel gear (542).

6. The gate of claim 5, wherein: the protective cover (8) and the rotation connection part of the stirring rod (51) and the second sleeve (532) are both provided with a sealing ring (9).

7. A gate for a water conservancy dam according to claim 3, wherein: the second sleeve (532) is provided with two limiting plates (7), and the two limiting plates (7) are respectively abutted to the upper side wall and the lower side wall of the sliding block (61).

8. A gate for a water conservancy dam according to claim 3, wherein: the stirring rod (51) is provided with a helical blade (511).