CN209557262U - A kind of axial-flow pump with internal flow lower resistance structure for conveying - Google Patents
A kind of axial-flow pump with internal flow lower resistance structure for conveying Download PDFInfo
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- CN209557262U CN209557262U CN201920269162.3U CN201920269162U CN209557262U CN 209557262 U CN209557262 U CN 209557262U CN 201920269162 U CN201920269162 U CN 201920269162U CN 209557262 U CN209557262 U CN 209557262U
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Abstract
The utility model discloses a kind of axial-flow pumps with internal flow lower resistance structure for conveying, including pedestal, motor, the pump housing and Discharging bent-tube, the side of base top is fixedly connected by first support with the bottom of motor, the other side of base top is fixedly connected by second support with the bottom of the pump housing, side at the top of the pump housing is connected to the bottom end of Discharging bent-tube, the two sides of the pump housing pass through screw and are fixedly connected with ring flange, it is fixedly connected with partition between the top and bottom of pump housing inner cavity, the utility model relates to axial-flow pump technical fields.The axial-flow pump with internal flow lower resistance structure for conveying, the area of water flow and the contact of the first face of blade can be reduced, and according to the pressure adjust automatically of water flow, reduce the transporting resistance of pump body water flow to a certain extent, the stable water pressure that ensure that outlet conduit water flow has ensured the normal work of the pump housing, adds somewhat to the service life of the pump housing, good airproof performance, when work, are reliable and stable.
Description
Technical field
The utility model relates to axial-flow pump technical field, specially a kind of axis stream with internal flow lower resistance structure for conveying
Pump.
Background technique
The pump that axial-flow pump conveys liquid in the axial direction by the active force that the blade of rotary blade generates liquid, has vertical
Formula, horizontal, inclined and tubular several, axial-flow pump impeller are equipped with 2-7 blade, rotate in tubular pump case.Upper impeller
Pump case on fixed guide vane is housed, eliminating the rotary motion of liquid, be allowed to become being axially moved, and the dynamic of rotary motion
Pressure energy can be changed into, during axial-flow pump fluid delivery, fluid has very big in the internal flow of axial-flow pump
Resistance, and existing impeller crosses the resistance of conference generation during rotation because of its area, increases fluid in axial-flow pump
The resistance of interior conveying results in Discharging bent-tube water outlet and is not sufficiently stable.
Traditional axial-flow pump can not reduce the area of water flow and the contact of the first face of blade, and cannot be according to water flow
Pressure adjust automatically adds somewhat to the transporting resistance of pump body water flow, it is difficult to guarantee the water of outlet conduit water flow
Pressure is stablized, it is difficult to ensure the normal work of the pump housing, reduce the service life of the pump housing, poor sealing, work to a certain extent
When be not sufficiently stable it is reliable.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of axis stream with internal flow lower resistance structure for conveying
Pump, solves the problems, such as that axial-flow pump internal flow resistance is excessive.
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of band internal flow low-resistance
The side of the axial-flow pump of power structure for conveying, including pedestal, motor, the pump housing and Discharging bent-tube, the base top passes through first
Frame is fixedly connected with the bottom of motor, and the other side of base top is fixedly connected by second support with the bottom of the pump housing,
Side at the top of the pump housing is connected to the bottom end of Discharging bent-tube, and the two sides of the pump housing pass through screw and are fixedly connected with flange
Disk, and partition is fixedly connected between the top and bottom of pump housing inner cavity, the output shaft of the motor is fixed by shaft coupling
It is connected with shaft, the shaft sequentially passes through the pump housing and partition far from one end of motor and extends to the side of partition, and turns
One end that axis extends to partition side is fixedly connected with impeller, and the surface of the impeller is connected with the first leaf by movable part
Piece, the inside of the shaft offer sliding slot, and the top of first blade side is connected with slide bar by movable part, and
And the bottom end of slide bar is fixedly connected with idler wheel, the surface of the idler wheel and the inner wall of sliding slot are slidably connected, first blade one
Reset spring is fixedly connected between the bottom of side and the surface of shaft.
Preferably, the inside of the partition is fixedly connected with bearing, and the fixed company in the inside of bearing and the surface of shaft
It connects, is provided with gasket between the inside of the partition and the surface of bearing.
Preferably, the left side of the pump housing and be located at ring flange inside be communicated with water inlet line.
Preferably, the surface of the shaft and be located at the first blade side be fixedly connected with sleeve, and the table of sleeve
Face is fixedly connected with the second blade.
Preferably, the quantity of first blade and the quantity of the second blade are six, and six first blades exist
It is uniformly distributed on the surface of impeller around its center of circle, six second blades are equal around its center of circle on the surface of sleeve
Even distribution, and the surface of the second blade is coated with smooth paint.
Preferably, it is sealed between the surface of the shaft and the inside of partition by gasket.
Preferably, the surface of the impeller side is fixedly connected with curved.
Beneficial effect
The utility model provides a kind of axial-flow pump with internal flow lower resistance structure for conveying.Have compared with prior art
It is standby following the utility model has the advantages that
(1), the axial-flow pump with internal flow lower resistance structure for conveying, is fixed by the output shaft of motor by shaft coupling
It is connected with shaft, shaft sequentially passes through the pump housing and partition far from one end of motor and extends to the side of partition, and shaft is prolonged
The one end for extending to partition side is fixedly connected with impeller, and the surface of impeller is connected with the first blade, shaft by movable part
Inside offer sliding slot, the top of the first blade side is connected with slide bar by movable part, and the bottom end of slide bar is solid
Surely be connected with idler wheel, the surface of idler wheel and the inner wall of sliding slot are slidably connected, the surface of the bottom of the first blade side and shaft it
Between be fixedly connected with reset spring, can reduce water flow and the first face of blade contact area, and according to the pressure of water flow from
Dynamic adjustment, reduces the transporting resistance of pump body water flow to a certain extent, ensure that the stable water pressure of outlet conduit water flow, protects
The normal work for having hindered the pump housing adds somewhat to the service life of the pump housing.
(2), the axial-flow pump with internal flow lower resistance structure for conveying is fixedly connected with bearing by the inside of partition,
And the inside of bearing is fixedly connected with the surface of shaft, is provided with gasket between the inside of partition and the surface of bearing, is turned
It is sealed between the surface of axis and the inside of partition by gasket, the side of base top passes through the bottom of first support and motor
It is fixedly connected, and the other side of base top is fixedly connected by second support with the bottom of the pump housing, the side at the top of the pump housing
It is connected to the bottom end of Discharging bent-tube, the two sides of the pump housing pass through screw and are fixedly connected with ring flange, good airproof performance, and when work stablizes
Reliably.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the cross-sectional view of the utility model pump housing and Discharging bent-tube structure；
Fig. 3 is structural schematic diagram of the first blade of the utility model when being unfolded on impeller；
Fig. 4 is the perspective view of the utility model sleeve and the second blade construction.
In figure: 1 pedestal, 2 motors, 3 pump housings, 4 Discharging bent-tubes, 5 ring flanges, 6 partitions, 7 shafts, 8 impellers, 9 first blades,
10 sliding slots, 11 slide bars, 12 idler wheels, 13 reset springs, 14 bearings, 15 water inlet lines, 16 sleeves, 17 second blades, 18 curved.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of with internal flow lower resistance structure for conveying
The side of axial-flow pump, including pedestal 1, motor 2, the pump housing 3 and Discharging bent-tube 4,1 top of pedestal passes through first support and motor 2
Bottom is fixedly connected, and the other side at 1 top of pedestal is fixedly connected by second support with the bottom of the pump housing 3,3 top of the pump housing
Side be connected to the bottom end of Discharging bent-tube 4, the two sides of the pump housing 3 pass through screw and are fixedly connected with ring flange 5, and the pump housing 3
Partition 6 is fixedly connected between the top and bottom of inner cavity, the output shaft of motor 2 is fixedly connected with shaft 7 by shaft coupling, turns
Axis 7 sequentially passes through the pump housing 3 and partition 6 and the side for extending to partition 6 far from one end of motor 2, and the inside of partition 6 is fixedly connected
Have bearing 14, and the inside of bearing 14 is fixedly connected with the surface of shaft 7, the surface of shaft 7 and be located at the first blade 9 one
Side is fixedly connected with sleeve 16, and the surface of sleeve 16 is fixedly connected with the second blade 17, the quantity and second of the first blade 9
The quantity of blade 17 is six, and six the first blades 9 are uniformly distributed on the surface of impeller 8 around its center of circle, and six
Two blades 17 are uniformly distributed on the surface of sleeve 16 around its center of circle, and the surface of the second blade 17 is coated with gloss oil
Paint can make its surface more smooth after the surface spray paint of the second blade 17, reduce fluid and the second blade 17 it
Between resistance, pass through gasket between the surface of shaft 7 and the inside of partition 6 and seal, the surface of the inside of partition 6 and bearing 14
Between be provided with gasket, the left side of the pump housing 3 and inside for being located at ring flange 5 is communicated with water inlet line 15, and shaft 7 extends
It is fixedly connected with impeller 8 to one end of 6 side of partition, the surface of impeller 8 is connected with the first blade 9 by movable part, turns
The inside of axis 7 offers sliding slot 10, and the top of 9 side of the first blade is connected with slide bar 11, and slide bar by movable part
11 bottom end is fixedly connected with idler wheel 12, and the surface of idler wheel 12 and the inner wall of sliding slot 10 are slidably connected, the bottom of 9 side of the first blade
Reset spring 13 is fixedly connected between portion and the surface of shaft 7, the surface of 8 side of impeller is fixedly connected with curved 18, electricity
Machine 2 is three-phase AC asynchronous motor, and three-phase AC asynchronous motor is a kind of Electric Traction for converting electrical energy into mechanical energy
Device, it is mainly made of stator, rotor and the air gap between them, after leading to three-phase alternating-current supply to stator winding, is generated
Rotating excitation field and cutting rotor obtain torque.
In use, motor 2 will drive the rotation of shaft 7 after starting, and then the rotation of impeller 8 and sleeve 16 is driven, after
And the first blade 9, the second blade 17 and curved 18 rotation have been driven, when moisture enters the pump housing 3 by water inlet line 15
Afterwards, at this moment moisture can generate certain impact force to the first blade 9, and then drive the pressure of reset spring 13 to a certain extent
Contracting, has then driven the movement of slide bar 11, to drive the movement of idler wheel 12, can change after idler wheel 12 moves in sliding slot 10
The tilt angle for becoming the first blade 9, reduces the area of the first blade 9 and water flow front face, and the second blade 17 and curved
Piece 18 ensure that the normal suction of the pump housing 3, and then the moisture inside the pump housing 3 can be discharged by outlet conduit 4.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of axial-flow pump with internal flow lower resistance structure for conveying, including pedestal (1), motor (2), the pump housing (3) and water outlet
Bend pipe (4), the side at the top of the pedestal (1) is fixedly connected by first support with the bottom of motor (2), and pedestal (1)
The other side at top is fixedly connected by second support with the bottom of the pump housing (3), and the side at the top of the pump housing (3) and water outlet are curved
Manage the bottom end connection of (4), it is characterised in that: the two sides of the pump housing (3) pass through screw and are fixedly connected with ring flange (5), and
And be fixedly connected with partition (6) between the top and bottom of the pump housing (3) inner cavity, the output shaft of the motor (2) passes through shaft coupling
It is fixedly connected with shaft (7), the shaft (7) sequentially passes through the pump housing (3) and partition (6) and extend far from the one end of motor (2)
To the side of partition (6), and shaft (7) extends to one end of partition (6) side and is fixedly connected with impeller (8), the impeller
(8) surface is connected with the first blade (9) by movable part, and the inside of the shaft (7) offers sliding slot (10), described
The top of the first blade (9) side is connected with slide bar (11) by movable part, and the bottom end of slide bar (11) is fixedly connected
Have idler wheel (12), the surface of the idler wheel (12) and the inner wall of sliding slot (10) are slidably connected, the bottom of the first blade (9) side
Reset spring (13) are fixedly connected between portion and the surface of shaft (7).
2. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 1, it is characterised in that: described
The inside of partition (6) is fixedly connected with bearing (14), and the inside of bearing (14) is fixedly connected with the surface of shaft (7), institute
It states and is provided with gasket between the inside of partition (6) and the surface of bearing (14).
3. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 1, it is characterised in that: described
The left side of the pump housing (3) and be located at ring flange (5) inside be communicated with water inlet line (15).
4. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 1, it is characterised in that: described
The surface of shaft (7) and the side for being located at the first blade (9) is fixedly connected with sleeve (16), and the surface of sleeve (16) is fixed
It is connected with the second blade (17).
5. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 4, it is characterised in that: described
The quantity of first blade (9) and the quantity of the second blade (17) are six, and six first blades (9) are in impeller (8)
It is uniformly distributed on surface around its center of circle, six second blades (17) are on the surface of sleeve (16) around its center of circle
It is uniformly distributed, and the surface of the second blade (17) is coated with smooth paint.
6. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 1, it is characterised in that: described
It is sealed between the surface of shaft (7) and the inside of partition (6) by gasket.
7. a kind of axial-flow pump with internal flow lower resistance structure for conveying according to claim 1, it is characterised in that: described
The surface of impeller (8) side is fixedly connected with curved (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269162.3U CN209557262U (en) | 2019-03-04 | 2019-03-04 | A kind of axial-flow pump with internal flow lower resistance structure for conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269162.3U CN209557262U (en) | 2019-03-04 | 2019-03-04 | A kind of axial-flow pump with internal flow lower resistance structure for conveying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557262U true CN209557262U (en) | 2019-10-29 |
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ID=68311974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920269162.3U Active CN209557262U (en) | 2019-03-04 | 2019-03-04 | A kind of axial-flow pump with internal flow lower resistance structure for conveying |
Country Status (1)
| Country | Link |
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| CN (1) | CN209557262U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153764A (en) * | 2021-05-20 | 2021-07-23 | 上海瑞邦机械集团有限公司 | Vertical single-stage spray pump |
| CN114046251A (en) * | 2021-10-14 | 2022-02-15 | 扬州市瑞峰泵业制造有限公司 | Blade adjustable corner formula axial-flow pump |
-
2019
- 2019-03-04 CN CN201920269162.3U patent/CN209557262U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153764A (en) * | 2021-05-20 | 2021-07-23 | 上海瑞邦机械集团有限公司 | Vertical single-stage spray pump |
| CN113153764B (en) * | 2021-05-20 | 2022-02-01 | 上海瑞邦机械集团有限公司 | Vertical single-stage spray pump |
| CN114046251A (en) * | 2021-10-14 | 2022-02-15 | 扬州市瑞峰泵业制造有限公司 | Blade adjustable corner formula axial-flow pump |
| CN114046251B (en) * | 2021-10-14 | 2024-01-23 | 扬州市瑞峰泵业制造有限公司 | Blade-adjustable corner type axial flow pump |
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