Siphon drainage device for hydraulic engineering

Abstract

The siphon drainage device for the water conservancy project comprises a dam body, a communicating pipe is arranged on the dam body, the bottom end of the communicating pipe is connected with a water pump, the output end of the water pump is connected with a drainage pipe, and an adjusting mechanism is arranged at the bottom end of the drainage pipe. The adjusting mechanism comprises a mounting sleeve, an adjusting sleeve, a sealing plate, a flow control sleeve, drainage holes, a connecting frame, a stud and a sealing block, accurate adjustment of the drainage flow speed is achieved, specifically, rotation of the adjusting sleeve drives the stud to rotate, the stud drives the sealing block to slide in the flow control sleeve through thread transmission, and therefore the number of the blocked drainage holes is changed, and the drainage flow speed is adjusted. In this way, the requirements of different working conditions for the water flow speed can be met, the problem of pressure fluctuation caused by the too high flow speed can be avoided, and meanwhile impact on the downstream environment is effectively controlled.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hydraulic engineering more specifically, it relates to a siphon drainage device for hydraulic engineering. BACKGROUND

[0002] In the water conservancy project, siphon drainage device is widely used in the regulation and transportation of water body, however, in the drainage process, if the water flow velocity is too large, the downstream water body will be subjected to severe fluctuation, this situation may cause damage to the surrounding ecological environment, even threaten the structural safety of the project, too fast or too slow flow velocity may also cause the pressure fluctuation in the siphon pipe, lead to the instability of siphon effect, and further affect the drainage efficiency, bring hidden trouble to the engineering operation, however, the existing siphon drainage device generally lacks the precise control means of flow velocity, it is difficult to adapt to the changeable operation demand;

[0003] On the other hand, in actual application, the water flow often carries sundries such as leaves, silt and other solid particles in the drainage process, these sundries are easy to enter the communication pipe inside the drainage device, thereby causing the pipeline blockage, leading to the abnormal operation of siphon device, this problem is particularly prominent in flood season or complex water body environment, once the blockage occurs, not only the additional manpower and time are needed for cleaning, but also the drainage system may be paralyzed, affect the safe operation of the whole project, the existing technology is single in the anti-blocking aspect, cannot efficiently deal with the complex drainage environment. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the problems in the prior art, the utility model provides a siphon drainage device for hydraulic engineering to solve the technical problem that the existing siphon drainage device lacks the precise control means of flow velocity, and it is difficult to adapt to the changeable operation demand mentioned in the background.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides following technical scheme: A siphon drainage device for water conservancy projects, the dam body is provided with the communicating pipe, the communicating pipe bottom end is connected with water pump, water pump output end is connected with the discharge pipe, the discharge pipe bottom end is provided with the adjusting mechanism, the adjusting mechanism includes the mounting sleeve, the adjusting sleeve, the sealing plate, the flow control sleeve, the row hole, the connecting frame, the stud and the sealing block, the mounting sleeve is installed on the discharge pipe, the adjusting sleeve is rotatably installed on the installation pipe bottom end, the sealing plate is installed in the mounting sleeve, the adjusting sleeve is installed on the sealing plate, the row hole is provided with multiple groups of distribution in the flow control sleeve outer wall, the connecting frame is installed in the adjusting sleeve, the stud is installed in the connecting frame inner side, the sealing block is slid in the flow control sleeve and is connected with the stud screw thread, the communicating pipe top is provided with the rubbing mechanism, the rubbing mechanism includes the connecting sleeve, the rotating sleeve, the support ring, the inner tooth ring, the rotating rod, the pinion and the rotating knife, the connecting sleeve is installed on the communicating pipe top, the rotating sleeve rotates in the connecting sleeve top, the support ring is installed in the rotating sleeve, the inner tooth ring is installed in the connecting sleeve inner wall, the rotating rod is provided with multiple groups of rotation in the support ring, the pinion is installed in multiple rotating rod bottom end and is engaged with the inner tooth ring, the rotating sleeve is provided with multiple groups of respectively installed in multiple rotating rod outer wall.

[0008] The utility model further sets up, install the limit rod on the sealing plate, limit rod is provided with multiple groups, sealing block outer wall is equipped with the limit sleeve, limit sleeve is provided with multiple groups and is connected with multiple limit rod sliding respectively, through the sliding cooperation of limit rod and limit sleeve, can effectively prevent the sealing block from deviating in the adjustment process, so as to guarantee the movement accuracy of sealing block, avoid the problem of row hole blockage or sealing not strictly due to sealing block deviation simultaneously, improve the stability and reliability of drainage adjustment.

[0009] The utility model further sets up, the outer wall of adjusting sleeve is equipped with antiskid strip, antiskid strip is provided with multiple groups distribution in adjusting sleeve outer wall, through the setting of antiskid strip, the operator can obtain higher friction when adjusting adjusting sleeve, even in humid environment also can be convenient operation, effectively improve the adjustment efficiency, reduce the adjustment mistake situation due to hand slip simultaneously, thereby enhanced the applicability and user experience of device.

[0010] The utility model further sets up, the outer wall of connecting sleeve is provided with drive mechanism, drive mechanism includes motor, main gear and pinion, the motor is installed in connecting sleeve outer wall, main gear is installed in motor output, pinion is installed in rotating sleeve outer wall and is engaged with main gear, through the drive of motor, main gear and pinion carry out high -efficient transmission, drive rotating sleeve rotation, realize the automatic rubbing operation, reduce the demand of manual intervention, improve the operation stability and efficiency of rubbing mechanism simultaneously, the external installation of motor makes it convenient to maintain and replace, thereby improved the reliability and service life of device.

[0011] The utility model further sets up, the inner tooth ring top surface is equipped with guide groove, a plurality of group rotation pole top all rotationally connected with guide block, a plurality of group guide block all slide in guide groove, through the sliding fit of guide groove and guide block, can effectively limit the movement track of rotation pole, ensure that rotation pole keeps stable in the rotation process, avoid the invalidation or efficiency decline of rotary cutter due to the offset, and guide block can disperse stress simultaneously, reduce the wear degree of rotation pole, thereby further prolong the service life of device.

[0012] The utility model further sets up, the rotation sleeve top end installation is equipped with the water suction pipe, through setting up the water suction pipe at the rotation sleeve top end, makes the drainage device can discharge the water flow after the treatment after the crushing sundries, avoids the influence of the water flow due to the retention and the crushing efficiency of device, and the setting of water suction pipe also makes the drainage process more smooth, can more efficiently cope with the large flow drainage demand, thereby improve the overall performance of device.

[0013] The utility model further sets up, the motor sets up waterproof motor, through adopting waterproof motor, can effectively prevent the short circuit or failure of motor in the humid environment due to water, prolongs the service life of motor, improves the adaptability of device in the harsh environment, thereby ensures the long-term stable operation of device.

[0014] The utility model further sets up, a plurality of group rotary cutter is crossed and is installed in a plurality of group rotation pole outer wall, through the cross installation design of rotary cutter, can form the cutting effect of multiple angles when rotation pole rotates, effectively improves the crushing efficiency of sundries, reduces the possibility of sundry jam simultaneously, and the cross installation mode also enhances the coverage of crushing area, thereby further improve the processing capacity and reliability of device.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a siphon drainage device for water conservancy projects, which has the following beneficial effects:

[0017] 1, the beneficial effects of the adjusting mechanism are realized by the cooperation of the mounting sleeve, the adjusting sleeve, the sealing plate, the flow control sleeve, the discharge hole, the connecting frame, the stud and the sealing block, precise adjustment of the drainage flow rate is realized, specifically, rotation of the adjusting sleeve drives rotation of the stud, the stud drives the sealing block to slide in the flow control sleeve through thread transmission, thereby changing the number of blocked discharge holes, and adjusting the flow area of the water flow, which not only can adapt to the requirements of different working conditions on the water flow rate, but also can avoid the pressure fluctuation problem caused by too fast flow rate, and the impact on the downstream environment is also effectively controlled, and the setting of the anti-skid strip improves the convenience and accuracy of the adjusting operation, ensuring the reliability of the device operation.

[0018] 2、The crushing mechanism effectively solves the problem of blockage of sundries through the cooperative action of the connecting sleeve, rotating sleeve, supporting ring, inner tooth ring, rotating rod, pinion and rotating knife, when the sundries enter the communicating pipe with the water flow during the drainage process, the rotation of the driving rotating sleeve drives the supporting ring to rotate with multiple groups of rotating rods and rotating knives, the meshing transmission of the pinion and the inner tooth ring further enhances the crushing efficiency, multiple rotating knives are cross-installed on the outer wall of the rotating rod, so that they can fully crush the sundries in the water flow, avoiding the situation that the sundries enter the drainage pipeline or accumulate to cause blockage, thereby ensuring the continuous and stable operation of the device.

[0019] 3、The design of the driving mechanism further improves the operation efficiency and automation degree of the device, through the linkage transmission of the motor, main gear and driven gear, the rotating sleeve is driven to rotate, thereby driving the efficient operation of the components of the crushing mechanism, the motor is selected with waterproof design, which enhances the adaptability and service life of the device in humid environment, avoids the failure of the motor caused by water entering, at the same time, the cooperation of the guide groove and the guide block enables the stable sliding of multiple rotating rods, ensuring the stability and efficiency of the rotating knife operation, thereby further optimizing the crushing capacity and operation reliability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of a siphon drainage device for water conservancy projects in the utility model;

[0021] Figure 2 It is a sectional view structure schematic view of a crushing mechanism in the utility model;

[0022] Figure 3 It is a structure schematic view of a rotating knife in the utility model;

[0023] Figure 4 It is a sectional view structure schematic view of an adjusting mechanism in the utility model;

[0024] Figure 5 It is a structure schematic view of a flow control sleeve in the utility model.

[0025] In the drawing: 1, dam body; 2, water pump; 3, discharge pipe; 4, mounting sleeve; 5, adjusting sleeve; 6, sealing plate; 7, flow control sleeve; 8, discharge hole; 9, connecting frame; 10, stud; 11, sealing block; 12, connecting sleeve; 13, rotating sleeve; 14, supporting ring; 15, inner tooth ring; 16, rotating rod; 17, pinion; 18, rotating knife; 19, limiting rod; 20, limiting sleeve; 21, anti-skid strip; 22, motor; 23, main gear; 24, driven gear; 25, guide groove; 26, guide block; 27, water suction pipe; 28, communicating pipe. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0028] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0029] Please refer to Figures 1-5 A siphon drainage device for water conservancy projects, comprising a dam body 1, a communication pipe 28 is arranged on the dam body 1, a water pump 2 is connected at the bottom end of the communication pipe 28, a discharge pipe 3 is connected at the output end of the water pump 2, an adjusting mechanism is arranged at the bottom end of the discharge pipe 3, the adjusting mechanism comprises a mounting sleeve 4, an adjusting sleeve 5, a sealing plate 6, a flow control sleeve 7, a discharge hole 8, a connecting frame 9, a stud 10 and a sealing block 11, the mounting sleeve 4 is mounted on the discharge pipe 3, the adjusting sleeve 5 is rotatably mounted at the bottom end of the mounting pipe, the sealing plate 6 is mounted in the mounting sleeve 4, the adjusting sleeve 5 is mounted on the sealing plate 6, the discharge hole 8 is arranged in multiple groups and distributed on the outer wall of the flow control sleeve 7, the connecting frame 9 is mounted in the adjusting sleeve 5, the stud 10 is mounted on the inner side of the connecting frame 9, the sealing block 11 is slidably arranged in the flow control sleeve 7 and is threadedly connected with the stud 10, a crushing mechanism is arranged at the top end of the communication pipe 28, the crushing mechanism comprises a connecting sleeve 12, a rotating sleeve 13, a supporting ring 14, an inner tooth ring 15, a rotating rod 16, a pinion 17 and a rotating knife 18, the connecting sleeve 12 is mounted at the top end of the communication pipe 28, the rotating sleeve 13 is rotatably arranged at the top end of the connecting sleeve 12, the supporting ring 14 is mounted in the rotating sleeve 13, the inner tooth ring 15 is mounted on the inner wall of the connecting sleeve 12, the rotating rod 16 is arranged in multiple groups and is rotatably arranged on the supporting ring 14, the pinion 17 is mounted at the bottom end of the multiple groups of rotating rods 16 and is engaged with the inner tooth ring 15, and the rotating sleeve is arranged in multiple groups and is respectively mounted on the outer wall of the multiple groups of rotating rods 16.

[0030] A limiting rod 19 is mounted on the sealing plate 6, the limiting rod 19 is arranged in multiple groups, a limiting sleeve 20 is arranged on the outer wall of the sealing block 11, and the limiting sleeve 20 is arranged in multiple groups and is slidably connected with the multiple groups of limiting rods 19.

[0031] A non-slip strip 21 is arranged on the outer wall of the adjusting sleeve 5, and the non-slip strip 21 is arranged in multiple groups and is distributed on the outer wall of the adjusting sleeve 5.

[0032] The outer wall of the connecting sleeve 12 is provided with a driving mechanism, which comprises a motor 22, a main gear 23 and a slave gear 24. The motor 22 is installed on the outer wall of the connecting sleeve 12, and the main gear 23 is installed on the output end of the motor 22. The slave gear 24 is installed on the outer wall of the rotating sleeve 13 and is engaged with the main gear 23.

[0033] The top surface of the inner tooth ring 15 is provided with a guide groove 25, and the top end of each of the plurality of rotating rods 16 is rotatably connected with a guide block 26. Each of the plurality of guide blocks 26 is slidably arranged in the guide groove 25.

[0034] The top end of the rotating sleeve 13 is provided with a water suction pipe 27.

[0035] The motor 22 is a waterproof motor 22.

[0036] Each of the plurality of rotating knives 18 is crossly installed on the outer wall of each of the plurality of rotating rods 16.

[0037] In use, the water pump 2 is started to perform siphoning on the water at one end of the water suction pipe 27. When the water is pumped to the flow control sleeve 7, the rotating adjusting sleeve 5 drives the stud 10 to rotate. The stud 10 is threadedly connected with the sealing block 11, so as to drive the stud 10 to move along the screw rod and slide in the flow control sleeve 7. The number of the plurality of discharge holes 8 is changed, so as to adjust the flow area of the water flow and the flow rate of the water. After the adjustment is completed, the water in the water suction pipe 27 flows out of the discharge pipe 3 through the communication pipe 28. At the same time, the motor 22 is started to drive the main gear 23 to rotate. The main gear 23 is engaged with the slave gear 24 to drive the rotating sleeve 13 to rotate. The rotating sleeve 13 drives the support ring 14 to rotate. The support ring 14 drives the plurality of rotating rods 16 to slide along the guide groove 25 through the guide block 26. The pinion gears 17 arranged on the outer wall of the plurality of rotating rods 16 are engaged with the inner tooth ring 15 to drive the plurality of pinion gears 17 to rotate. The plurality of rotating rods 16 drive the plurality of rotating knives 18 to rotate, so as to crush the impurities in the water flow.

[0038] In summary, the overall device in use or operation: use, open the water pump 2 to the water in the end of the suction pipe 27 siphon, when the water is pumped to the control flow sleeve 7, rotate the adjusting sleeve 5 driven by the screw post 10 rotation, screw post 10 rotation and sealing block 11 thread cooperation, thereby driving the screw post 10 along the screw rod moves, at the same time in the control flow sleeve 7 sliding, change the number of plugging to the multiple groups of row hole 8, thereby adjusting the flow area of water flow, adjust the flow rate of water, after the adjustment is completed, the water in the suction pipe 27 will flow out of the discharge pipe 3 through the communication pipe 28, at the same time start the motor 22 drive main gear 23 rotation, main gear 23 meshing transmission from the gear 24 drive rotating sleeve 13 rotation, rotating sleeve 13 drive support ring 14 rotation, support ring 14 drive multiple groups of rotating, multiple groups of rotating rod 16 through the guide block 26 along the guide groove 25 sliding, multiple groups of rotating rod 16 outer wall set small gear 17 and inner tooth ring 15 meshing transmission, so that multiple groups of small gear 17 drive rotating rod 16 rotation, multiple groups of rotating rod 16 drive multiple groups of rotating knife 18 rotation, the impurities in the water flow are crushed.

[0039] In all the above schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection mode, which is not described here. In the above, whenever it is mentioned that it is fixedly connected, it is preferred to be welded. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A siphon drainage device for hydraulic engineering, comprising a dam body (1), characterized in that: The dam body (1) is provided with a communication pipe (28), the bottom end of the communication pipe (28) is connected with a water pump (2), the output end of the water pump (2) is connected with a discharge pipe (3), the bottom end of the discharge pipe (3) is provided with an adjusting mechanism, the adjusting mechanism comprises a mounting sleeve (4), an adjusting sleeve (5), a sealing plate (6), a flow control sleeve (7), a discharge hole (8), a connecting frame (9), a stud (10) and a sealing block (11), the mounting sleeve (4) is mounted on the discharge pipe (3), the adjusting sleeve (5) is rotatably mounted at the bottom end of the mounting pipe, the sealing plate (6) is mounted in the mounting sleeve (4), the adjusting sleeve (5) is mounted on the sealing plate (6), the discharge hole (8) is provided with a plurality of groups distributed on the outer wall of the flow control sleeve (7), the connecting frame (9) is mounted in the adjusting sleeve (5), the stud (10) is mounted on the inner side of the connecting frame (9), the sealing block (11) is slidably arranged in the flow control sleeve (7) and is threadedly connected with the stud (10), the top end of the communication pipe (28) is provided with a crushing mechanism, the crushing mechanism comprises a connecting sleeve (12), a rotating sleeve (13), a support ring (14), an inner tooth ring (15), a rotating rod (16), a pinion (17) and a rotating knife (18), the connecting sleeve (12) is mounted at the top end of the communication pipe (28), the rotating sleeve (13) is rotatably arranged at the top end of the connecting sleeve (12), the support ring (14) is mounted in the rotating sleeve (13), the inner tooth ring (15) is mounted on the inner wall of the connecting sleeve (12), the rotating rod (16) is provided with a plurality of groups rotatably arranged on the support ring (14), the pinion (17) is mounted at the bottom end of the plurality of rotating rods (16) and is engaged with the inner tooth ring (15), and the rotating sleeve is provided with a plurality of groups which are respectively mounted on the outer wall of the plurality of rotating rods (16).

2. The siphon drainage device for hydraulic engineering according to claim 1, characterized in that: The sealing plate (6) is provided with a limiting rod (19), the limiting rod (19) is provided with a plurality of groups, the outer wall of the sealing block (11) is provided with a limiting sleeve (20), and the limiting sleeve (20) is provided with a plurality of groups and is slidably connected with the plurality of limiting rods (19).

3. The siphon drainage device for hydraulic engineering according to claim 2, characterized in that: The outer wall of the adjusting sleeve (5) is provided with an anti-skid strip (21), and the anti-skid strip (21) is provided with a plurality of groups distributed on the outer wall of the adjusting sleeve (5).

4. The siphon drainage device for hydraulic engineering according to claim 3, characterized in that: The outer wall of the connecting sleeve (12) is provided with a driving mechanism, the driving mechanism comprises a motor (22), a main gear (23) and a slave gear (24), the motor (22) is mounted on the outer wall of the connecting sleeve (12), the main gear (23) is mounted on the output end of the motor (22), and the slave gear (24) is mounted on the outer wall of the rotating sleeve (13) and is engaged with the main gear (23).

5. The siphon drainage device for hydraulic engineering according to claim 4, characterized in that: The top surface of the inner tooth ring (15) is provided with a guide groove (25), a plurality of groups of the rotating rods (16) are rotatably connected with guide blocks (26) at the top ends, and a plurality of groups of the guide blocks (26) are slidably arranged in the guide groove (25).

6. The siphon drainage device for hydraulic engineering according to claim 5, characterized in that: The top end of the rotating sleeve (13) is provided with a water pumping pipe (27).

7. The siphon drainage device for hydraulic engineering according to claim 6, characterized in that: The motor (22) is a waterproof motor (22).

8. The siphon drainage device for hydraulic engineering according to claim 7, characterized in that the plurality of groups The rotating knives (18) are respectively cross-mounted on the outer walls of the plurality of groups of rotating rods (16).

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