CN210168639U - Double-runner water turbine box - Google Patents
Double-runner water turbine box Download PDFInfo
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- CN210168639U CN210168639U CN201920896052.XU CN201920896052U CN210168639U CN 210168639 U CN210168639 U CN 210168639U CN 201920896052 U CN201920896052 U CN 201920896052U CN 210168639 U CN210168639 U CN 210168639U
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Abstract
The utility model discloses a double-flow-passage water turbine box, which comprises a main shell, a water turbine and a bottom end cover; the main casing body includes column casing and pressure rivers logical structure, pressure rivers logical structure includes the pipe connection end dish, spray irrigation rivers logical pipeline and drive pressure water input pipe, be equipped with the spray irrigation water input hole and the drive pressure water input hole that run through the pipe connection end dish in the quotation of the pipe connection end dish of vertical setting, spray irrigation rivers logical pipeline is fixed to be set up at the top of column casing, and spray irrigation rivers logical pipeline sets up along the diameter direction of column casing, spray irrigation rivers logical pipeline respectively with spray irrigation water input hole, drive pressure water output hole through connection, the cylinder tangential direction setting of column casing is followed to drive pressure water input pipeline, drive pressure water input pipeline respectively with drive pressure water input hole, the water turbine of column casing holds chamber through connection. The utility model discloses can reduce the installation complexity, simplify the installation steps under the prerequisite and can realize infinitely variable speed operation.
Description
Technical Field
The utility model relates to a water turbine case specifically is a double fluid passage water turbine case suitable for reel sprinkling irrigation machine belongs to reel sprinkling irrigation machine technical field.
Background
The reel sprinkler is an irrigation machine which winds a traction PE pipe on a reel and utilizes the reel to rewind the traction spray head vehicle to automatically move and spray. The reel sprinkling irrigation machine usually adopts water turbine formula power drive system, and when partly pressure water directly got into the PE pipe and carries out the sprinkling irrigation operation promptly, another part pressure water got into water turbine case drive water turbine and rotatory back reentrant PE pipe, and the belt drive arrangement who draws forth a two speed sections by the water turbine axle spreads into the reduction gear into, produces great moment of torsion power drive reel rotation through chain drive after the deceleration to realize the automation of PE pipe and retrieve.
The water turbine box in the prior art is generally of an axial flow type structure, namely, a water inlet is arranged along the tangential direction of a water turbine, a water outlet is positioned at the axis position of the water turbine, pressure water enters the water turbine box along the tangential direction of the water turbine, and the pressure water pushes the water turbine to rotate to do work along a blade flow channel of the water turbine and then flows out of the water outlet positioned at the axis position of the water turbine and enters a PE pipe. The rated output power of traditional axial-flow type water turbine case is certain, and the pressure water pipeline that flows through the water turbine case is independent pipeline, and it is more complicated to install its mechanism on reel sprinkling irrigation machine, adjusts the sprinkling irrigation flow and installs the flow control valve at PE pipe entry end usually through adjusting, and the speed of rewinding of adjusting the reel realizes through keeping off the position of adjusting the reduction gear usually, but the speed that each kept off the position still is fixed, can't realize infinitely variable speed, keeps off the position moreover and sets up the complexity that can increase the gearbox.
Disclosure of Invention
To the above problem, the utility model provides a double flow way water turbine case can realize infinitely variable speed operation, the specially adapted reel sprinkling irrigation machine under the prerequisite that reduces installation complexity, simplifies the installation procedure.
To achieve the above object, the present dual flow water turbine tank comprises a main housing, a water turbine, and a bottom end cap;
the main shell comprises a columnar shell and a pressure water flow structure; a water turbine accommodating cavity concentric with the cylindrical shell is arranged in the cylindrical shell, and a driving pressure water output hole penetrating through the cylindrical shell along the axial direction is formed in the top axis position of the water turbine accommodating cavity; the pressure water flow structure comprises a pipeline connecting end disc, a spray irrigation water flow pipeline and a driving pressure water input pipeline, wherein a spray irrigation water input hole and a driving pressure water input hole which penetrate through the pipeline connecting end disc are formed in the disc surface of the vertically arranged pipeline connecting end disc, the spray irrigation water input hole is positioned above the driving pressure water input hole, the spray irrigation water flow pipeline is fixedly arranged at the top of the columnar shell and is arranged along the diameter direction of the columnar shell, the spray irrigation water flow pipeline is respectively communicated with the spray irrigation water input hole and the driving pressure water output hole, the driving pressure water input pipeline is arranged along the cylindrical surface tangential direction of the columnar shell, and the driving pressure water input pipeline is respectively communicated with the driving pressure water input hole and the water turbine accommodating cavity of the columnar shell;
the coaxial setting of water turbine holds the intracavity at the water turbine of column casing, and the water turbine includes a plurality of arc blades that set up along its circumference equipartition, forms the blade runner between the arc blade, and the water turbine is installed on the bottom cover through the power output shaft rather than coaxial fixed mounting connection, and axial positioning sets up between power output shaft and the bottom cover, and the bottom cover is connected with the airtight fixed mounting in bottom of column casing.
As a further improvement of the utility model, the power output shaft of the water turbine is the power input shaft of the backrush gearbox.
As a further improvement of the utility model, the columnar shell and the pressure water flow structure are an integral casting structure.
As a further improvement, the output end of the spray irrigation water flow pipeline is provided with a pressure gauge mounting thread through hole and/or a flow gauge mounting thread through hole.
As a further improvement of the utility model, the positions of the corresponding sprinkling irrigation water input hole and the driving pressure water input hole on the pipeline connecting end disc are respectively provided with a butterfly valve or an arc-shaped flashboard.
Compared with the prior art, when installing this double-flow-passage water turbine case and using on reel sprinkling irrigation machine, the pressure water of pressure water input main pipeline input gets into sprinkling irrigation water input hole and drive pressure water input hole simultaneously, the pressure water of through sprinkling irrigation water input hole input directly gets into the PE pipe through the flowing through pipeline of sprinkling irrigation rivers and sprays, the pressure water of through drive pressure water input hole input holds the chamber through the water turbine that drive pressure water input pipeline got into the column casing, promote the rotatory doing work of water turbine after the drive pressure water output hole converges and sprays the water through the pipeline of sprinkling irrigation rivers. The double-flow-passage integrated design can realize reducing installation complexity, simplify installation steps, be convenient for install the manometer simultaneously, flow meter and butterfly valve or arc flashboard, and then be convenient for survey sprinkling irrigation pressure, the flow, be convenient for simultaneously control respectively and get into the flow of the pressure water in sprinkling irrigation water input hole and drive pressure water input hole, thereby realize the infinitely variable speed of rollback speed through the mode of the pressure discharge of control entering drive pressure water input pipeline, specially adapted reel sprinkling irrigation machine.
Drawings
FIG. 1 is a three-dimensional exploded view of the top view of the present invention;
fig. 2 is a three-dimensional exploded view of the bottom viewing angle of the present invention.
In the figure: 1. the main casing, 11, column casing, 12, drive pressure water delivery port, 13, pipeline connection end dish, 14, the circulation pipeline of sprinkling irrigation rivers, 15, drive pressure water input pipeline, 16, sprinkling irrigation water input port, 17, drive pressure water input port, 2, water turbine, 3, bottom end lid.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, the double-flow-passage water turbine tank includes a main casing 1, a water turbine 2, and a bottom end cover 3.
The main shell 1 comprises a columnar shell 11 and a pressure water flow structure; a water turbine accommodating cavity concentric with the cylindrical shell 11 is arranged in the cylindrical shell 11, and a driving pressure water output hole 12 penetrating through the cylindrical shell 11 along the axial direction is formed in the top axis position of the water turbine accommodating cavity; pressure rivers lead to the structure and include pipe connection end dish 13, spray irrigation rivers lead to pipeline 14 and drive pressure water input pipe way 15, be equipped with the spray irrigation water input hole 16 and the drive pressure water input hole 17 that run through pipe connection end dish 13 on the quotation of the pipe connection end dish 13 of vertical setting, and spray irrigation water input hole 16 is located the top of drive pressure water input hole 17, spray irrigation rivers lead to the fixed top that sets up at column casing 11 of pipeline 14, and spray irrigation rivers lead to the pipeline 14 and set up along the diameter direction of column casing 11, spray irrigation rivers lead to pipeline 14 respectively with spray irrigation water input hole 16, drive pressure water output hole 12 through connection, drive pressure water input pipe way 15 sets up along the cylinder tangential direction of column casing 11, drive pressure water input pipe way 15 respectively with drive pressure water input hole 17, the water turbine of column casing 11 holds the chamber through connection.
The coaxial setting of water turbine 2 holds the intracavity at the water turbine of cylindrical casing 11, and water turbine 2 includes a plurality of arc blades that set up along its circumference equipartition, forms the blade runner between the arc blade, and water turbine 2 installs on bottom lid 3 through the power output shaft rather than coaxial fixed mounting is connected, and axial positioning sets up between power output shaft and the bottom lid 3, and bottom lid 3 is connected with the airtight fixed mounting in bottom of cylindrical casing 11.
The double-channel water turbine box is installed on a reel sprinkler, after a power output shaft of the water turbine 2 is coaxially and fixedly connected with a power input shaft of a rewinding gearbox, the disk surface of a pipeline connecting end disk 13 is in butt-joint and airtight installation connection with a pressure water input main pipeline, and the output end of a sprinkling irrigation water circulating pipeline 14 is in butt-joint and airtight installation connection with the input end of a PE pipe. During the use, the pressure water of pressure water input main line input gets into sprinkling irrigation water input hole 16 and drive pressure water input hole 17 simultaneously, and the pressure water through 16 inputs of sprinkling irrigation water input hole directly gets into the PE pipe through 14 direct entering of sprinkling irrigation rivers logical pipeline and irrigates, and the pressure water through 17 inputs of drive pressure water through drive pressure water input pipeline 15 gets into the water turbine of column casing 11 and holds the chamber, promotes the rotatory work of doing of water turbine 2 and then converges into 14 through drive pressure water output hole 12 and irrigates in sprinkling irrigation rivers logical pipeline 14. The output end position of the sprinkling irrigation water flow pipeline 14 can be provided with a pressure gauge or a flow gauge for observing sprinkling irrigation pressure or flow, the positions corresponding to the sprinkling irrigation water input hole 16 and the driving pressure water input hole 17 on the pipeline connecting end disc 13 can be respectively provided with a butterfly valve or an arc-shaped flashboard for respectively controlling the flow of the pressure water entering the sprinkling irrigation water input hole 16 and the driving pressure water input hole 17, and therefore the stepless speed change of the rewinding speed is realized by controlling the pressure water flow entering the driving pressure water input pipeline 15.
In order to reduce the mechanism setting, further reduce the installation complexity, as the utility model discloses a further improvement scheme, the power output shaft of water turbine 2 is the power input shaft of backrush gearbox, promptly, this double-flow-passage water turbine case can be directly through 3 fixed mounting of bottom lid on the backrush gearbox, and the power output shaft of water turbine 2 directly uses as the power input shaft of backrush gearbox.
In order to realize the pressure boost of the pressurized water that gets into driving pressurized water input pipeline 15, in order to realize increasing drive power, as the utility model discloses a further improvement scheme still is equipped with in the driving pressurized water input hole 17 and increases the taper sleeve.
For the convenience of processing preparation, further reduce the mechanism setting, conduct the utility model discloses a further improvement scheme, column casing 11 and pressure rivers lead to the structure and are a body structure, promptly, whole main casing body 1 can integrative casting shaping.
Claims (6)
1. A double-flow-channel water turbine box comprises a main shell (1), a water turbine (2) and a bottom end cover (3); the main shell (1) comprises a columnar shell (11) and a pressure water flow structure; a water turbine accommodating cavity concentric with the cylindrical shell (11) is arranged in the cylindrical shell, and a driving pressure water output hole (12) penetrating through the cylindrical shell (11) along the axial direction is formed in the top axis position of the water turbine accommodating cavity; the water turbine (2) is coaxially arranged in a water turbine accommodating cavity of the columnar shell (11), the water turbine (2) comprises a plurality of arc-shaped blades which are uniformly distributed along the circumferential direction of the water turbine, blade flow channels are formed among the arc-shaped blades, the water turbine (2) is arranged on the bottom end cover (3) through a power output shaft which is coaxially and fixedly arranged, the power output shaft and the bottom end cover (3) are axially positioned, and the bottom end cover (3) is fixedly arranged and connected with the bottom end of the columnar shell (11) in a sealing manner; it is characterized in that the preparation method is characterized in that,
the pressure water circulation structure comprises a pipeline connecting end disc (13), a spray irrigation water circulation pipeline (14) and a driving pressure water input pipeline (15), wherein a spray irrigation water input hole (16) and a driving pressure water input hole (17) which penetrate through the pipeline connecting end disc (13) are formed in the disc surface of the vertically-arranged pipeline connecting end disc (13), the spray irrigation water input hole (16) is located above the driving pressure water input hole (17), the spray irrigation water circulation pipeline (14) is fixedly arranged at the top of a columnar shell (11), the spray irrigation water circulation pipeline (14) is arranged along the diameter direction of the columnar shell (11), the spray irrigation water circulation pipeline (14) is respectively communicated with the spray irrigation water input hole (16), the driving pressure water output hole (12) is communicated with the driving pressure water input pipeline (15), the driving pressure water input pipeline (15) is arranged along the cylindrical direction of the columnar shell (11), and the driving pressure water input pipeline (15) is respectively communicated with the driving pressure water input hole (17), The water turbine accommodating cavity of the columnar shell (11) is communicated.
2. The double-flow water turbine box according to claim 1, characterized in that the power take-off shaft of the water turbine (2) is the power take-off shaft of a rewind gearbox.
3. The double-flow water turbine box according to claim 1, characterized in that the cylindrical housing (11) and the pressurized water flow-through structure are an integrally cast structure.
4. The double flow water turbine box according to claim 1 or 2 or 3, characterized in that an additional taper sleeve is arranged in the driving pressure water input hole (17).
5. A dual flow water turbine tank as claimed in claim 1 or 2 or 3, characterised in that the outlet end of the sprinkler flow conduit (14) is provided with a pressure gauge mounting threaded through hole and/or a flow gauge mounting threaded through hole.
6. The dual flow water turbine box as claimed in claim 1 or 2 or 3, wherein butterfly valves or arc-shaped shutters are provided on the pipe connection end disc (13) at positions corresponding to the sprinkling irrigation water input holes (16) and the driving pressure water input holes (17), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896052.XU CN210168639U (en) | 2019-06-14 | 2019-06-14 | Double-runner water turbine box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896052.XU CN210168639U (en) | 2019-06-14 | 2019-06-14 | Double-runner water turbine box |
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| Publication Number | Publication Date |
|---|---|
| CN210168639U true CN210168639U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920896052.XU Active CN210168639U (en) | 2019-06-14 | 2019-06-14 | Double-runner water turbine box |
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| CN (1) | CN210168639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855564A (en) * | 2021-03-01 | 2021-05-28 | 中国农业科学院农田灌溉研究所 | Water turbine system for reel type sprinkling irrigation |
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2019
- 2019-06-14 CN CN201920896052.XU patent/CN210168639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855564A (en) * | 2021-03-01 | 2021-05-28 | 中国农业科学院农田灌溉研究所 | Water turbine system for reel type sprinkling irrigation |
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