Traction type centrifugal axial flow pump

Abstract

The utility model relates to the technical field of centrifugal axial flow pumps, and discloses a traction type centrifugal axial flow pump. The traction type centrifugal axial flow pump comprises a centrifugal axial flow pump body and a traction frame, the centrifugal axial flow pump body is arranged on the traction frame, and the traction frame comprises two supporting beams, a plurality of connecting beams, moving wheels, a traction component and a plurality of supporting frames. And the material use and manufacturing complexity are reduced, and the manufacturing cost is remarkably reduced. The traction component is connected with the front end of the supporting beam and movably connected with a tractor, so that the traction type centrifugal axial flow pump can be quickly mounted and dismounted, and the labor intensity and the time cost of operators are reduced.

Description

Technical Field

[0001] This application relates to the field of centrifugal axial flow pump technology, and for example to a traction centrifugal axial flow pump. Background Technology

[0002] The descriptions in this section are provided only as background information relating to this disclosure and do not constitute prior art.

[0003] Centrifugal axial flow pumps are key equipment widely used in agricultural irrigation. They are characterized by their non-clogging and non-winding properties, making them suitable for high-flow, low-head applications. In agricultural irrigation, centrifugal axial flow pumps efficiently deliver water to farmland, meeting the needs of large-scale irrigation. However, existing traction-type centrifugal axial flow pumps suffer from the following problems in practical applications: They typically employ complex traction frame structures, leading to high manufacturing costs. For agricultural irrigation, especially for small and medium-sized farms or individual farmers, the high equipment cost limits the widespread adoption and application of centrifugal axial flow pumps. Therefore, a low-cost, simple traction solution is urgently needed to reduce equipment procurement and maintenance costs. Summary of the Invention

[0004] This application provides a traction-type centrifugal axial flow pump. The traction frame adopts a simple structural design with two support beams and multiple connecting beams, which reduces material usage and manufacturing complexity, significantly lowering manufacturing costs. The traction component is connected to the front end of the support beams and can be moved to the tractor, allowing the traction-type centrifugal axial flow pump to be quickly installed and disassembled, reducing the labor intensity and time costs for operators.

[0005] A traction-type centrifugal axial flow pump includes a centrifugal axial flow pump and a traction frame. The centrifugal axial flow pump is mounted on the traction frame, and the traction frame includes: two support beams, multiple connecting beams, a movable wheel, a traction component, and multiple support frames.

[0006] Two support beams are arranged on both sides below the centrifugal axial flow pump along its axial direction;

[0007] Multiple connecting beams are spaced apart between two support beams, with each end connected to one of the two support beams.

[0008] The movable wheels are connected to the support beam.

[0009] The traction component is connected to the front end of the support beam and is movable to the tractor.

[0010] Multiple support frames are mounted on the connecting beam or support beam, connected to the centrifugal axial flow pump and fixed to the traction frame.

[0011] In some embodiments, the support frame includes: two support bases, a lower support strap, and an upper fixing strap;

[0012] Two support bases are symmetrically arranged on both sides of the centrifugal axial flow pump;

[0013] The lower support belt is located below the centrifugal axial flow pump, and its two ends are connected to two support seats respectively;

[0014] The upper fixing belt is set above the centrifugal axial flow pump, and its two ends are connected to two support seats respectively.

[0015] In some embodiments, the support frame further includes: a fastening screw;

[0016] The fastening screw has one end connected to the end of the upper fixing band, and the other end passes through the support base and is connected to the nut.

[0017] In some embodiments, the movable wheel includes: a fixed axle and a wheel;

[0018] A fixed shaft is fixedly connected to the support beam.

[0019] There are two wheels, which are rotatably connected to both ends of a fixed axle.

[0020] In some embodiments, the centrifugal axial flow pump includes: a pipe body, a centrifugal casing, a pump shaft, and a centrifugal impeller;

[0021] The pipe has an inlet on one side and an outlet on the other.

[0022] The centrifuge shell is connected to the water inlet on one side and has a water suction port on the rear side;

[0023] The pump shaft is rotatably mounted on the outside of the tube body, with its rear end extending into the centrifuge shell;

[0024] The centrifugal impeller is installed inside the centrifugal casing and fixedly mounted on the pump shaft.

[0025] In some embodiments, the centrifugal axial flow pump further includes: a gearbox and a universal coupling;

[0026] The gearbox is mounted on the support beam, and its input shaft is detachably connected to the tractor drive shaft.

[0027] The universal coupling connects one end to the gearbox output shaft and the other end to the front end of the pump shaft.

[0028] In some embodiments, the traction component includes: a lower beam, an upper beam, and an inclined beam;

[0029] The lower beam connects to the front ends of the two support beams, and the front sides of both ends connect to connecting lugs.

[0030] The upper beam is located above the lower beam and connected to the lower beam via a vertical beam, with its front middle section connected to a connecting lug.

[0031] The inclined beam is set at an angle, with one end connected to the upper beam and the other end connected to the support beam.

[0032] The traction-type centrifugal axial flow pump provided in this application can achieve the following technical effects:

[0033] The drawbar employs a simple structural design with two support beams and multiple connecting beams, reducing material usage and manufacturing complexity, and significantly lowering manufacturing costs. The traction component connects to the front end of the support beams and is movable to the tractor, allowing for quick installation and removal of the traction-type centrifugal axial flow pump, reducing the labor intensity and time costs for operators.

[0034] The above general description and the description below are exemplary and illustrative only and are not intended to limit this application. Attached Figure Description

[0035] One or more embodiments are illustrated by way of example with reference to the accompanying drawings. These illustrations and drawings do not constitute a limitation on the embodiments. Elements having the same reference numerals in the drawings are shown as similar elements. The drawings are not to be scaled. And wherein:

[0036] Figure 1 This is a three-dimensional structural diagram of a traction centrifugal axial flow pump provided in an embodiment of this disclosure;

[0037] Figure 2 yes Figure 1 Enlarged view of a portion of point A in the middle;

[0038] Figure 3 This is a side view of a traction centrifugal axial flow pump provided in an embodiment of this disclosure;

[0039] Figure 4 yes Figure 3 Enlarged view of a portion of point B in the middle;

[0040] Figure 5 This is a top view schematic diagram of a traction centrifugal axial flow pump provided in an embodiment of this disclosure;

[0041] Figure 6 This is a rear view structural schematic diagram of a traction centrifugal axial flow pump provided in an embodiment of this disclosure;

[0042] Figure 7 This is a bottom view structural diagram of a traction centrifugal axial flow pump provided in an embodiment of this disclosure.

[0043] Figure label:

[0044] 1. Centrifugal axial flow pump; 2. Centrifugal casing; 3. Pump shaft; 4. Support beam; 5. Transfer wheel; 6. Upper beam; 7. Lower beam; 8. Connecting lug; 9. Universal coupling; 11. Gearbox; 12. Inclined beam; 13. T-pin; 14. Support leg; 15. Bearing housing; 16. Upper fixing belt; 17. Support base; 18. Fastening screw; 19. Inlet; 20. Fixed shaft; 21. Centrifugal impeller; 22. Connecting beam. Detailed Implementation

[0045] To provide a more detailed understanding of the features and technical content of the embodiments of this disclosure, the implementation of the embodiments of this disclosure will be described in detail below with reference to the accompanying drawings. The accompanying drawings are for illustrative purposes only and are not intended to limit the embodiments of this disclosure. In the following technical description, for ease of explanation, several details are used to provide a full understanding of the disclosed embodiments. However, one or more embodiments may still be implemented without these details. In other cases, well-known structures and devices may be simplified in their depiction to simplify the drawings.

[0046] The terms "first," "second," etc., used in the specification, claims, and accompanying drawings of this disclosure are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged where appropriate for the embodiments of this disclosure described herein. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion.

[0047] In this disclosure, the terms "upper," "lower," "inner," "middle," "outer," "front," and "rear," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for better description of the embodiments of this disclosure and their implementations, and are not intended to limit the indicated devices, elements, or components to having a specific orientation, or to require them to be constructed and operated in a specific orientation. Furthermore, some of the aforementioned terms may be used to indicate other meanings besides orientation or positional relationship; for example, the term "upper" may in some cases indicate a dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in the embodiments of this disclosure according to the specific circumstances.

[0048] Furthermore, the terms "set up," "connect," and "fix" should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, components, or parts. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this disclosure according to the specific circumstances.

[0049] Unless otherwise stated, the term "multiple" means two or more.

[0050] It should be noted that, unless otherwise specified, the embodiments and features described in the present disclosure can be combined with each other.

[0051] Combination Figure 1-7 As shown, this embodiment of the present disclosure provides a traction centrifugal axial flow pump, including a centrifugal axial flow pump 1 and a traction frame. The centrifugal axial flow pump 1 is mounted on the traction frame, which includes: two support beams 4, multiple connecting beams 22, movable wheels 5, traction components, and multiple support frames.

[0052] Two support beams 4 are arranged on both sides below the centrifugal axial flow pump 1 along its axial direction; the support beams 4 are steel pipes.

[0053] Multiple connecting beams 22 are spaced apart between two support beams 4, and are connected to the two support beams 4 at both ends respectively; the connecting beams 22 are steel pipes that are thinner than the support beams 4.

[0054] The movable wheel 5 is connected to the support beam 4;

[0055] The traction component is connected to the front end of the support beam 4 and is movable to the tractor.

[0056] Multiple support frames are installed on the connecting beam 22 or the support beam 4, connected to the centrifugal axial flow pump 1 and fixed to the traction frame.

[0057] The traction centrifugal axial flow pump provided in this embodiment features a simple structural design for the traction frame, consisting of two support beams 4 and multiple connecting beams 22. This reduces material usage and manufacturing complexity, significantly lowering manufacturing costs. The traction component is connected to the front end of the support beams 4 and is movable to the tractor, enabling the traction centrifugal axial flow pump to be quickly installed and disassembled, reducing the labor intensity and time costs for operators.

[0058] In some embodiments, the support frame includes: two support bases 17, a lower support belt, and an upper fixing belt 16;

[0059] Two support bases 17 are symmetrically arranged on both sides of the centrifugal axial flow pump 1; the support base 17 is a rectangular groove. The lower part of the support base 17 is fixed to the connecting beam 22.

[0060] The lower support belt is set below the centrifugal axial flow pump 1, and its two ends are connected to two support seats 17 respectively;

[0061] The upper fixing belt 16 is positioned above the centrifugal axial flow pump 1, with its two ends connected to two support seats 17 respectively. The lower support belt and the upper fixing belt 16 are strip-shaped metal belts. The lower support belt and the upper fixing belt 16 are semi-circular, and their lengths are approximately half the circumference of the centrifugal axial flow pump 1.

[0062] In some embodiments, the support frame further includes: a fastening screw 18;

[0063] The fastening screw 18 has one end connected to the end of the upper fixing band 16, and the other end passes through the support base 17 and is connected to the nut. Each support frame includes two fastening screws 18, which are respectively connected to the end of the upper fixing band. The lower end of the fastening screw 18 passes through the upper side wall of the support base 17 into the groove of the rectangular groove. A nut is installed in the groove. Tightening the nut makes the upper fixing band 16 fit tightly against the centrifugal axial flow pump 1 and cooperate with the lower support band to complete the fixation.

[0064] In some embodiments, the movable wheel 5 includes: a fixed axle 20 and a wheel;

[0065] Fixed shaft 20 is fixedly connected to support beam 4, such as by welding.

[0066] Two wheels are provided, which are rotatably connected to both ends of the fixed axle 20.

[0067] In some embodiments, the centrifugal axial flow pump 1 includes: a pipe body, a centrifugal housing 2, a pump shaft 3, and a centrifugal impeller 21;

[0068] The pipe body has an inlet at one end and an outlet at the other end. The pipe body consists of a straight pipe section and a curved pipe section, which are connected to each other to form the pipe body. The inlet is located on the rear side of the straight pipe section, and the outlet is located at the front end of the curved pipe section.

[0069] Centrifuge shell 2 is connected to the water inlet on one side and has a water suction port 19 on the rear side; it is connected to the pipe body.

[0070] Pump shaft 3 is rotatably mounted on the outside of the pipe body, and its rear end extends into the centrifugal shell 2; multiple supports are provided on the straight pipe section of the pipe body, and bearing seats 15 are provided on the supports, with the bearing seats 15 sleeved on the pump shaft 3.

[0071] Centrifugal impeller 21 is installed in centrifugal housing 2 and fixedly mounted on pump shaft 3.

[0072] In some embodiments, the centrifugal axial flow pump 1 further includes: a gearbox 11 and a universal coupling 9;

[0073] The gearbox 11 is mounted on the support beam 4, and its input shaft is detachably connected to the tractor drive shaft. The front end of the support beam is equipped with a gearbox bracket for fixing the gearbox, and the gearbox sub-bracket is composed of multiple C-shaped steel sections.

[0074] The universal coupling 9 is connected at one end to the output shaft of the gearbox 11 and at the other end to the front end of the pump shaft 3.

[0075] In some embodiments, the traction component includes: a lower beam 7, an upper beam 6, and an inclined beam 12;

[0076] The lower beam 7 is connected to the front end of the two supporting beams 4, and the front sides of both ends are connected to the connecting lugs 8;

[0077] The upper beam 6 is located above the lower beam 7 and connected to the lower beam 7 via a vertical beam, with its front middle section connected to the connecting lug 8.

[0078] Inclined beam 12 is set at an angle, with one end connected to upper beam 6 and the other end connected to support beam 4.

[0079] A fixed shaft 20 is provided behind the lower beam 7. The two ends of the fixed shaft 20 are connected to the support beam 4. A support leg 14 is rotatably connected to the fixed shaft 20. The support leg 14 is provided with a vertical positioning hole and a horizontal positioning hole. The fixed shaft 20 is provided with a mating hole. The fixed shaft 20 and the support leg 14 are positioned by a T-shaped pin 13. The T-shaped pin 13 is inserted into a positioning hole on the support leg 14 and a mating hole on the fixed shaft 20 to complete the positioning. The mating hole is located on the upper side of the fixed shaft 20.

[0080] The foregoing description and accompanying drawings fully illustrate embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the order of operation may vary. Parts and features of some embodiments may be included or substituted for parts and features of other embodiments. Embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from its scope. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A tractor centrifugal axial flow pump characterized by, The centrifugal axial flow pump is arranged on the traction frame, and the traction frame comprises: two support beams arranged axially below both sides of the centrifugal axial flow pump; a plurality of connecting beams arranged at intervals between the two support beams and connected with the two support beams at both ends respectively; a moving wheel connected with the support beam; a traction component connected with the front end of the support beam and movably connected with the tractor; a plurality of support frames arranged on the connecting beam or the support beam, connected with the centrifugal axial flow pump and fixing the centrifugal axial flow pump on the traction frame.

2. The tractor centrifugal mixed flow pump of claim 1, wherein, The support frame comprises: two support seats arranged symmetrically on both sides of the centrifugal axial flow pump; a lower support belt arranged below the centrifugal axial flow pump and connected with the two support seats at both ends respectively; an upper fixing belt arranged above the centrifugal axial flow pump and connected with the two support seats at both ends respectively.

3. The overhung centrifugal mixed flow pump of claim 2, wherein, The support frame further comprises: a fastening screw rod, one end of which is connected with the end of the upper fixing belt, and the other end of which penetrates through the support seat and is connected with a nut.

4. The overhung centrifugal mixed flow pump of claim 1, wherein, The moving wheel comprises: a fixed shaft fixedly connected with the support beam; two wheels rotatably connected with both ends of the fixed shaft.

5. The overhung centrifugal axial flow pump of claim 1, wherein, The centrifugal axial flow pump comprises: a pipe body, one side surface of which is provided with a water inlet, and the other end of which is a water outlet; a centrifugal shell, one side of which is connected with the water inlet, and the rear side of which is provided with a water suction port; a pump shaft rotatably arranged outside the pipe body and penetrating into the centrifugal shell at the rear end; a centrifugal impeller arranged in the centrifugal shell and fixedly arranged on the pump shaft.

6. The overhung centrifugal mixed flow pump of claim 5, wherein, The centrifugal axial flow pump further comprises: a gearbox arranged on the support beam, and an input shaft detachably connected with a driving shaft of the tractor; a universal joint, one end of which is connected with an output shaft of the gearbox, and the other end of which is connected with the front end of the pump shaft.

7. The overhung centrifugal mixed flow pump of claim 1, wherein, The traction component comprises: a lower beam connected with the front end of the two support beams and connected with the connecting lug at the front side of both ends; an upper beam arranged above the lower beam and connected with the lower beam through a vertical beam, and connected with the connecting lug at the front side of the middle part; an inclined beam, one end of which is connected with the upper beam, and the other end of which is connected with the support beam.

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