Water pumping device for water conservancy construction

Abstract

The water pumping device for water conservancy construction comprises a base, a pump body is installed on the base, the input end of the pump body is connected with a motor, the water pumping end of the pump body is connected with a water pipe, and a flow control mechanism is arranged at the top end of the water pipe. The flow control mechanism comprises a mounting sleeve, an adjusting sleeve, a screw, a control sleeve, a transmission sleeve, a supporting frame, a sliding rod, a sliding hole and a positioning mechanism, the mounting sleeve is connected to the top end of the water pipe, the adjusting sleeve rotates at the top end of the mounting sleeve, the screw is mounted on the inner side of the adjusting sleeve, the control sleeve slides in the mounting sleeve, and the adjusting sleeve is matched with the screw and the transmission sleeve. The control sleeve can move in the water flow direction of the top end of the water pipe, then the plugging number between the sliding rod and the sliding hole is changed, the flowing area of water flow is controlled, an operator can flexibly adjust the water flow according to actual requirements through the design, and the problem that the water pumping flow cannot be adjusted in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy construction technical field more specifically, it relates to a water conservancy construction is with pumping unit. BACKGROUND

[0002] In water conservancy construction, pumping unit is often used to extract water from low-lying areas, help construction site to keep dry or drainage, in some application scenarios, the pumping flow needs to be accurately adjusted during construction to adapt to different construction requirements, however, most pumping units in the prior art are not designed to facilitate flow regulation, which makes it difficult for operators to flexibly adjust the pumping flow according to the actual requirements of the site during construction, which may lead to excessive or low water level, affecting the construction progress and effect, for different water level changes and environmental requirements, the lack of flow regulation function limits the adaptability and efficiency of the equipment.

[0003] In addition, in water conservancy construction, pumping unit usually needs to pump water through water pipe to a specific place for discharge, however, the top end of the water pipe in the prior art is generally poor in sealing, which may easily lead to water flow leakage or air entry during pumping, which not only affects the pumping effect, but also may cause water pipe damage or exacerbate energy waste, in the long-term use process, the sealing problem of the top end of the water pipe may also lead to unstable water flow, reducing the construction efficiency. UTILITY MODEL CONTENT

[0004] (I) technical problems solved

[0005] In view of the problems existing in the prior art, the utility model provides a pumping unit for water conservancy construction to solve the technical problem that operators are difficult to flexibly adjust the pumping flow according to the actual requirements of the site mentioned in the background art.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides following technical scheme: a water pumping device for water conservancy construction, including base, pump body is equipped on the base, motor is equipped on the input end of pump body, water pipe is equipped on the water pumping end of pump body, the top of water pipe is equipped with flow control mechanism, the flow control mechanism includes installation sleeve, adjusting sleeve, screw rod, control sleeve, transmission sleeve, support frame, sliding rod, sliding hole and positioning mechanism, installation sleeve is connected at the top of water pipe, adjusting sleeve rotates in installation sleeve top, screw rod is installed in adjusting sleeve inside, control sleeve slides in installation sleeve, transmission sleeve is set up in control sleeve inside and is connected with screw rod threadedly, support frame is fixed in installation sleeve, sliding rod is provided with multiple groups and is distributed outside support frame, sliding hole is provided with multiple groups and is distributed in control sleeve, the positioning mechanism includes connecting ring, slide bar, sliding block, partition block, expansion spring, push spring and limit sleeve, connecting ring is installed in adjusting sleeve bottom, slide bar is provided with multiple groups and is distributed in connecting ring outer wall, sliding block slides on multiple slide bars, partition block is provided with multiple groups and is distributed in installation sleeve outer wall, expansion spring is provided with multiple groups and both ends are connected with multiple sliding block outer walls respectively, push spring is provided with multiple groups and is installed in installation sleeve outside, limit sleeve is connected in multiple push spring top end.

[0008] The utility model further sets up, adjusting sleeve top is equipped with sealing mechanism, sealing mechanism includes connecting sleeve, spiral plate, push ring, connecting rod and push plate, connecting sleeve is fixed in adjusting sleeve top, spiral plate is fixed in connecting sleeve inner wall, push ring is fixed in spiral plate top end, connecting rod is installed in push ring inside, push plate is installed in connecting rod bottom end and is pasted with connecting sleeve inner wall.

[0009] The utility model further sets up, control sleeve outside is equipped with guide groove, installation sleeve inner wall is equipped with guide strip, control sleeve and guide strip all are provided with multiple groups and are connected slidingly, and this design ensures that control sleeve can smoothly slide along installation sleeve in the adjusting process, avoids the jamming phenomenon caused by friction or asymmetric force, improves the stability and precision of the adjusting process.

[0010] The utility model further sets up, multiple sliding rod length all are provided with different and with multiple sliding hole sliding connection, through the cooperation of sliding rod with different lengths and sliding hole, can more flexible adjust the flow of water flow, control sleeve can more finely adjust the plugging amount of each group of sliding rod when sliding, further optimizes the control effect of water flow.

[0011] The utility model further sets up, the outside of installation sleeve is equipped with limit ring, multiple sliding block inside all are equipped with limit slot, multiple limit slot all are connected with limit ring slidingly, and the cooperation of limit ring and sliding block ensures that adjusting sleeve can accurately stay at the required position in the adjustment process, prevents the over-adjustment or not accurately staying at the wrong position, thereby guarantees the accuracy and safety of water flow regulation.

[0012] The utility model further sets up, the push plate bottom is equipped with sealing strip, the connecting sleeve inner wall is equipped with sealing groove, sealing strip and sealing groove's design provides efficient sealing effect, prevents water flow leakage, ensures that water flow only passes through water pipe transportation, improves the leakproofness and work efficiency of system.

[0013] The utility model further sets up, the push ring top surface installation is equipped with limit rod, limit rod sets up many groups, the connecting sleeve inner wall is equipped with limit board, limit board and many groups limit rod sliding connection, the sliding fit of limit rod and limit board can accurately control the sliding range of push ring, prevents the push ring and occurs excessive movement to ensure the sealing effect and water flow's stability, further improve the reliability of equipment.

[0014] The utility model further sets up, many groups the partition block and the slider outer wall all set up arc shape, the limit sleeve inside is equipped with fillet, the partition block and slider outer wall of arc shape can reduce friction, improve the sliding smoothness.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a water pumping device for water conservancy construction, has the following beneficial effects:

[0017] 1, the flow control mechanism passes through the cooperation of adjusting sleeve and transmission sleeve, realizes accurate water flow regulation, specifically, adjusting sleeve passes through the cooperation of screw rod and transmission sleeve, can make control sleeve move along the water flow direction of water pipe top end, further changes the plugging quantity between slide rod and slide hole, controls the flow area of water flow, this design makes the operator can flexibly adjust water flow according to actual demand, avoids the problem that water pumping flow cannot be regulated in prior art, improves the adaptability and operation precision of equipment, effectively satisfies different requirements of water flow in construction process.

[0018] 2, the positioning mechanism passes through the combination of many groups of slide bar, slider and partition block, can stably position adjusting sleeve, ensures its stability when adjusting water flow, when needing to regulate water flow, pushes limit sleeve extrusion push spring, drives slider to slide along slide bar, separates from the abutment of partition block, removes the positioning of adjusting sleeve, allows it to rotate and adjusts water flow, when adjusting is completed, push spring restores original shape, slider is re-engaged between partition block, thereby accurately fixes adjusting sleeve in target position, this accurate positioning mechanism avoids error in the adjustment process, ensures the operation stability and precision of water pumping device.

[0019] 3、The design of the sealing mechanism effectively solves the sealing problem of the top end of the water pipe. Through the interaction of the connecting sleeve, the spiral plate, the push ring, the connecting rod and the push plate, the sealing mechanism can maintain airtightness during water flow adjustment. The sealing strip on the inner wall of the connecting sleeve closely fits the push plate, ensuring that the water flow does not leak from the top end of the water pipe. When adjustment is needed, the push ring drives the limiting rod to slide along the limiting plate, and the sealing strip on the bottom surface of the push plate is separated from the sealing groove, forming a flow space, so that the water flow can smoothly enter the water pipe. This design not only improves the sealing effect of the water pumping device and prevents water flow from leaking, but also ensures the stability and pumping efficiency of the water flow. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 Figure 1 is a schematic diagram of the overall structure of a water pumping device for water conservancy construction according to the present application;

[0021] Figure 2 Figure 2 is a schematic diagram of the structure of a water pipe according to the present application;

[0022] Figure 3 Figure 3 is a schematic diagram of the cross-sectional structure of an adjustment mechanism according to the present application;

[0023] Figure 4 Figure 4 is a schematic diagram of the structure of a positioning mechanism according to the present application;

[0024] Figure 5 Figure 5 is a schematic diagram of the cross-sectional structure of a sealing mechanism according to the present application.

[0025] In the figure: 1, base; 2, pump body; 3, motor; 4, water pipe; 5, mounting sleeve; 6, adjustment sleeve; 7, screw; 8, control sleeve; 9, transmission sleeve; 10, support frame; 11, sliding rod; 12, sliding hole; 13, connecting ring; 14, sliding bar; 15, sliding block; 16, partition block; 17, extension spring; 18, push spring; 19, limiting sleeve; 20, connecting sleeve; 21, spiral plate; 22, push ring; 23, connecting rod; 24, push plate; 25, guide groove; 26, guide strip; 27, limiting ring; 28, limiting groove; 29, sealing strip; 30, sealing groove; 31, limiting rod; 32, limiting plate. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction 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 utility model, in the case where no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left, right shown in the drawing; "inner, outer" refers to the inner, outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0029] Please refer to Figures 1-5 A water conservancy construction water pumping device, including base 1, base 1 is equipped with pump body 2, the input end of pump body 2 is equipped with motor 3, pump body 2 pumping end is equipped with water pipe 4, water pipe 4 top end is provided with flow control mechanism, flow control mechanism includes mounting sleeve 5, adjusting sleeve 6, screw rod 7, control sleeve 8, transmission sleeve 9, support frame 10, slide bar 11, slide hole 12 and positioning mechanism, mounting sleeve 5 is connected at water pipe 4 top end, adjusting sleeve 6 rotates at mounting sleeve 5 top end, screw rod 7 is installed in adjusting sleeve 6 inside, control sleeve 8 slides in mounting sleeve 5, transmission sleeve 9 is arranged in control sleeve 8 inside and is connected with screw rod 7 threadedly, support frame 10 is fixed in mounting sleeve 5, slide bar 11 is provided with multiple groups and is distributed at support frame 10 outside, slide hole 12 is provided with multiple groups and is distributed in control sleeve 8, positioning mechanism includes connecting ring 13, slide bar 14, sliding block 15, partition block 16, extension spring 17, push spring 18 and limit sleeve 19, connecting ring 13 is installed in adjusting sleeve 6 bottom surface, slide bar 14 is provided with multiple groups and is distributed at connecting ring 13 outer wall, sliding block 15 slides on multiple slide bars 14, partition block 16 is provided with multiple groups and is distributed at mounting sleeve 5 outer wall, extension spring 17 is provided with multiple groups and both ends are connected with multiple sliding block 15 outer wall respectively, push spring 18 is provided with multiple groups and is installed at mounting sleeve 5 outside, limit sleeve 19 is connected at multiple push spring 18 top end.

[0030] Adjusting sleeve 6 top end is provided with sealing mechanism, sealing mechanism includes connecting sleeve 20, spiral plate 21, push ring 22, connecting rod 23 and push plate 24, connecting sleeve 20 is fixed in adjusting sleeve 6 top surface, spiral plate 21 is fixed in connecting sleeve 20 inner wall, push ring 22 is fixed in spiral plate 21 top end, connecting rod 23 is installed in push ring 22 inside, push plate 24 is installed in connecting rod 23 bottom end and is attached with connecting sleeve 20 inner wall.

[0031] Control sleeve 8 outside is provided with guide groove 25, mounting sleeve 5 inner wall is equipped with guide strip 26, guide groove 25 and guide strip 26 are all provided with multiple groups and are slidably connected, through the cooperation of guide groove 25 and guide strip 26, control sleeve 8 can smoothly, accurately slide in mounting sleeve 5, avoid the problem of jamming caused by asymmetry or uneven friction, thereby improve the stability and precision of adjustment.

[0032] The lengths of the plurality of slide rods 11 are different and are in sliding connection with the plurality of slide holes 12. The different lengths of the slide rods 11 can finely adjust the flow of water according to actual needs. Through the sliding connection with the slide holes 12, the number or area of blockage can be changed at different sliding positions, so as to accurately control the water flow.

[0033] A limiting ring 27 is mounted outside the mounting sleeve 5, a plurality of limiting grooves 28 are formed in the inner sides of the plurality of slide blocks 15, and the plurality of limiting grooves 28 are in sliding connection with the limiting ring 27. The sliding cooperation between the limiting ring 27 and the slide blocks 15 ensures the accurate positioning of the slide blocks 15 in the mounting sleeve 5 through the limiting grooves 28, avoids the displacement of the slide blocks 15 during operation, and ensures the accuracy and stability of the adjustment operation.

[0034] A sealing strip 29 is arranged on the bottom surface of the push plate 24, and a sealing groove 30 is formed in the inner wall of the connecting sleeve 20. The sealing strip 29 cooperates with the sealing groove 30 to effectively prevent water leakage from the connection, so as to ensure that the water flow only flows as needed, thereby improving the sealing performance and efficiency of the system and avoiding the waste of water leakage.

[0035] A plurality of limiting rods 31 are mounted on the top surface of the push ring 22, a limiting plate 32 is arranged on the inner wall of the connecting sleeve 20, and the limiting plate 32 is in sliding connection with the plurality of limiting rods 31. The cooperation between the limiting rods 31 and the limiting plate 32 can limit the sliding range of the push ring 22, prevent the push ring 22 from moving excessively or unstably, thereby ensuring that the sealing performance is not affected and the stability of the water flow during the adjustment process.

[0036] The plurality of partition blocks 16 and the outer walls of the slide blocks 15 are arranged in arc shapes, and the inner side of the limiting sleeve 19 is provided with a round corner. The arc-shaped partition blocks 16 and slide blocks 15 can reduce friction and ensure smooth sliding between components, and the round corner design of the limiting sleeve 19 avoids the wear of other components by sharp edges, prolongs the service life of the system and maintains long-term stability.

[0037] In this embodiment, when it is necessary to adjust the water flow, the limiting sleeve 19 is pushed to extrude the plurality of push springs 18 and remove the abutment of the plurality of slide blocks 15 on the outer walls of the plurality of slide blocks 15. Through the elastic reset of the plurality of extension springs 17, the plurality of slide blocks 15 are driven to slide outward along the plurality of slide bars 14 respectively, so that the plurality of slide blocks 15 are separated from the abutment with the plurality of partition blocks 16, the positioning of the adjusting sleeve 6 is removed, the rotating adjusting sleeve 6 drives the screw rod 7 to rotate and threadedly cooperate with the transmission sleeve 9, so that the transmission sleeve 9 drives the control sleeve 8 to move along the screw rod 7 and the plurality of guide bars 26, thereby changing the number of blockages of the plurality of slide rods 11 with different lengths on the slide holes 12, changing the flow area of the water flow, and adjusting the water flow. Subsequently, the plurality of push springs 18 push the limiting sleeve 19 to abut on the outer walls of the plurality of slide blocks 15 and press the extension springs 17, and the plurality of slide blocks 15 are clamped between the plurality of partition blocks 16 to position the adjusting sleeve 6.

[0038] More specifically, the motor 3 drives the pump body 2 to work, the pump body 2 extracts water, the push plate 24 is extruded by air pressure, the connecting rod 23 and the push ring 22 drive the limiting rod 31 to slide along the limiting plate 32, at this time the sealing strip 29 on the bottom surface of the push plate 24 is separated from the sealing groove 30, thereby forming a flow space, at this time the water flow enters the water pipe 4 after being extracted at the bottom end of the connecting sleeve 20.

[0039] In summary, when the water flow needs to be adjusted, the limiting sleeve 19 extrudes the plurality of push springs 18 to remove the abutment of the plurality of sliding blocks 15 on the outer wall, the plurality of sliding blocks 15 are driven to slide outward along the plurality of sliding bars 14 by the elastic reset of the plurality of extension springs 17, so that the plurality of sliding blocks 15 are separated from the abutment of the plurality of separation blocks 16, the positioning of the adjusting sleeve 6 is removed, the rotating adjusting sleeve 6 drives the screw 7 to rotate and threadedly cooperate with the transmission sleeve 9, so that the transmission sleeve 9 drives the control sleeve 8 to move along the screw 7 and the plurality of guide bars 26, thereby changing the number of the plurality of sliding rods 11 with different lengths to block the sliding hole 12, thereby changing the flow area of the water flow, thereby adjusting the water flow, and then the limiting sleeve 19 is pushed by the plurality of push springs 18 to abut on the outer wall of the plurality of sliding blocks 15 and press the extension spring 17, the plurality of sliding blocks 15 are clamped between the plurality of separation blocks 16 to position the adjusting sleeve 6.

[0040] The motor 3 drives the pump body 2 to work, the pump body 2 extracts water, the push plate 24 is extruded by air pressure, the connecting rod 23 and the push ring 22 drive the limiting rod 31 to slide along the limiting plate 32, at this time the sealing strip 29 on the bottom surface of the push plate 24 is separated from the sealing groove 30, thereby forming a flow space, at this time the water flow enters the water pipe 4 after being extracted at the bottom end of the connecting sleeve 20.

[0041] In the above-mentioned all schemes, the connection between two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one, in the above-mentioned, whenever it is related to fixed connection, welding is preferred, 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 modifications 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 water pumping device for hydraulic construction, comprising a base (1), characterized in that: The base (1) is provided with a pump body (2), the input end of the pump body (2) is connected with a motor (3), the water pumping end of the pump body (2) is connected with a water pipe (4), the top end of the water pipe (4) is provided with a flow control mechanism, the flow control mechanism comprises a mounting sleeve (5), an adjusting sleeve (6), a screw rod (7), a control sleeve (8), a transmission sleeve (9), a support frame (10), a sliding rod (11), a sliding hole (12) and a positioning mechanism, the mounting sleeve (5) is connected at the top end of the water pipe (4), the adjusting sleeve (6) is rotatably arranged at the top end of the mounting sleeve (5), the screw rod (7) is mounted in the inner side of the adjusting sleeve (6), the control sleeve (8) is slidably arranged in the mounting sleeve (5), the transmission sleeve (9) is arranged in the inner side of the control sleeve (8) and is threadedly connected with the screw rod (7), the support frame (10) is fixed in the mounting sleeve (5), the sliding rod (11) is provided with a plurality of groups of sliding rods distributed outside the support frame (10), the sliding hole (12) is provided with a plurality of groups of sliding holes distributed in the control sleeve (8), and the positioning mechanism comprises a connecting ring (13), a sliding bar (14), a sliding block (15), a partition block (16), an extension spring (17), a push spring (18) and a limiting sleeve (19), the connecting ring (13) is mounted on the bottom surface of the adjusting sleeve (6), the sliding bar (14) is provided with a plurality of groups of sliding bars distributed on the outer wall of the connecting ring (13), the sliding block (15) is slidably arranged on the plurality of sliding bars (14), the partition block (16) is provided with a plurality of groups of partition blocks distributed on the outer wall of the mounting sleeve (5), the extension spring (17) is provided with a plurality of groups of extension springs, and the two ends of each group of extension springs are respectively connected with the outer walls of a plurality of sliding blocks (15), the push spring (18) is provided with a plurality of groups of push springs, and each group of push springs is mounted on the outer side of the mounting sleeve (5), and the limiting sleeve (19) is connected at the top end of the plurality of push springs (18).

2. The water pumping device for hydraulic construction according to claim 1, characterized in that: The top end of the adjusting sleeve (6) is provided with a sealing mechanism, the sealing mechanism comprises a connecting sleeve (20), a spiral plate (21), a push ring (22), a connecting rod (23) and a push plate (24), the connecting sleeve (20) is fixed on the top surface of the adjusting sleeve (6), the spiral plate (21) is fixed on the inner wall of the connecting sleeve (20), the push ring (22) is fixed on the top end of the spiral plate (21), the connecting rod (23) is mounted in the inner side of the push ring (22), and the push plate (24) is mounted at the bottom end of the connecting rod (23) and is attached to the inner wall of the connecting sleeve (20).

3. The water pumping device for hydraulic construction according to claim 2, characterized in that: The outer side of the control sleeve (8) is provided with a guide groove (25), and the inner wall of the mounting sleeve (5) is provided with a guide strip (26), and the guide groove (25) and the guide strip (26) are provided with a plurality of groups of sliding connections.

4. The water pumping device for hydraulic construction according to claim 3, characterized in that the plurality of groups The lengths of the sliding rods (11) are different and are slidably connected with the plurality of sliding holes (12).

5. The water pumping device for hydraulic construction according to claim 4, characterized in that: The outer side of the mounting sleeve (5) is provided with a limiting ring (27), the inner side of each group of sliding blocks (15) is provided with a limiting groove (28), and each group of limiting grooves (28) is slidably connected with the limiting ring (27).

6. The water pumping device for hydraulic construction according to claim 5, characterized in that: The bottom surface of the push plate (24) is provided with a sealing strip (29), and the inner wall of the connecting sleeve (20) is provided with a sealing groove (30).

7. The water pumping device for hydraulic construction according to claim 6, characterized in that: The top surface of the push ring (22) is provided with a limiting rod (31), the limiting rod (31) is provided with a plurality of groups, the inner wall of the connecting sleeve (20) is provided with a limiting plate (32), and the limiting plate (32) is slidably connected with the plurality of limiting rods (31).

8. The water pumping device for hydraulic construction according to claim 7, characterized in that the plurality of groups The partition block (16) and the outer wall of the sliding block (15) are both provided in an arc shape, and the inner side of the limiting sleeve (19) is provided with a round corner.

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