CN110397597B - Axial-flow pump with good sealing effect and one-way flow limiting function - Google Patents
Axial-flow pump with good sealing effect and one-way flow limiting function Download PDFInfo
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- CN110397597B CN110397597B CN201910535800.6A CN201910535800A CN110397597B CN 110397597 B CN110397597 B CN 110397597B CN 201910535800 A CN201910535800 A CN 201910535800A CN 110397597 B CN110397597 B CN 110397597B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/528—Casings; Connections of working fluid for axial pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D3/00—Axial-flow pumps
- F04D3/005—Axial-flow pumps with a conventional single stage rotor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of axial flow pump application, and discloses an axial flow pump with good sealing effect and one-way current limiting. This sealed effectual and one-way current-limiting axial-flow pump, interface connection department through setting up the pump body is equipped with first rose box and second rose box, and the inside three-layer filtering layer net of rose box can filter the impurity granule in proper order, the effect of filtering impurity has been reached, it is fixed by mounting flange dish and butt joint horn tube with two rose box junctions through the pump body, and rose box inside is equipped with sealing rubber layer and sealing rubber piece synchronous seal, can make this axial-flow pump sealed effectual, thereby the effectual axial-flow pump that has solved sealed ability inadequately and axial-flow pump when aquatic leads to the problem of blocking up or structural damage in the pump because of with impurity simultaneous suction.
Description
Technical Field
The invention relates to the technical field of axial flow pump application, in particular to an axial flow pump with good sealing effect and unidirectional flow limiting.
Background
The axial-flow pump is characterized in that the axial-flow pump enables liquid to be conveyed along the axial direction by means of acting force of blades of a rotating impeller on the liquid, the axial-flow pump is of a vertical type, a horizontal type, an inclined type and a cross-flow type, the impeller of the axial-flow pump is provided with 2-7 blades and rotates in a circular tube-shaped pump shell, a fixed guide vane is arranged on the pump shell at the upper part of the impeller and used for eliminating the rotating motion of the liquid, the rotating motion is changed into axial motion, the kinetic energy of the rotating motion is converted into pressure energy, and the axial-.
Chinese patent CN 104389796 a proposes a two-stage impeller built-in submersible axial-flow pump, in which the motor is placed outside the flow channel, which does not affect the pumping water flow of the submersible electric pump, and improves the efficiency of the submersible electric pump, but the outside of the axial-flow pump is not provided with a connecting device, and the sealing capability is not enough when the pipeline needs to be connected, and the pump can simultaneously pump in impurities when in water, which may cause blockage or structural damage in the pump after long-term use, so that an axial-flow pump with good sealing effect and one-way flow limiting is proposed to solve the problems mentioned above.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the axial flow pump with good sealing effect and one-way flow limiting, which has the advantages of good sealing effect, impurity filtering and the like, and solves the problems that the sealing capability of the axial flow pump is not enough, and the axial flow pump simultaneously pumps in impurities to cause blockage or structural damage in the pump when in water.
(II) technical scheme
In order to achieve the purposes of good sealing effect and impurity filtering, the invention provides the following technical scheme: an axial-flow pump with good sealing effect and one-way current limiting comprises a pump body, wherein the top of the pump body is fixedly connected with a top cover, the left side of the pump body is fixedly connected with a mounting flange plate, the pump body and the mounting flange plate are fixedly connected through a locking bolt, the left side of the mounting flange plate is fixedly connected with a first filter box, the outside of the pump body is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly connected with a support frame, the bottom of the pump body is fixedly connected with a butt-joint flared tube, the bottom of the butt-joint flared tube is fixedly connected with a second filter box, the inside of the pump body is fixedly connected with a limiting block, the inside of the limiting block is movably connected with a center shaft, the top of the center shaft and the top of the top cover are fixedly connected with a coupler, the top swing joint of first rose box has the fixed plate, the top fixedly connected with handle of fixed plate, the bottom fixedly connected with sealing rubber piece of fixed plate, sealing rubber piece's bottom fixedly connected with filter screen frame, filter screen frame's inside from the right side to left side in proper order the joint have first filter screen, second filter screen and third filter screen, the spacing lock frame of fixedly connected with on the interior diapire of first rose box, fixedly connected with convection current pipe on the left side inner wall of first rose box.
Preferably, the first filter box is rectangular in shape, a through groove is formed in the top wall of the first filter box, and a sealing rubber layer is uniformly covered on the inner wall of the first filter box.
Preferably, the appearance of mounting panel is the rectangle, and the pump body is located the center department of mounting panel, the quantity of support frame is four and evenly distributed in four right angles departments of mounting panel.
Preferably, the pump body and the butt-joint flared tube are fixedly connected through a locking bolt, and the second filter tank and the first filter tank are identical in appearance and equal in diameter.
Preferably, the limiting block is fixedly connected with a mounting bearing, the middle shaft is fixedly connected with an inner ring of the mounting bearing, and the configuration inside the second filter tank is the same as that inside the first filter tank.
Preferably, the outside of sealing rubber piece and the inside joint of wearing the groove on the first rose box, the filter screen frame is the stainless steel metal support body.
Preferably, the water passing grooves are formed in the left side and the right side of the filtering net rack, and the diameter of the water passing grooves in the right side wall is equal to the inner diameter of the mounting flange.
Preferably, the number of the limiting lock frames on the bottom wall of the first filter box is two, and the limiting lock frames are respectively clamped with the left side and the right side of the bottom of the filter screen frame.
Preferably, the mesh inner diameters of the first filter screen, the second filter screen and the third filter screen are sequentially reduced, and the inner diameter of a water through groove on the left side wall of the filter screen frame is the same as the inner diameter of the convection conduit.
(III) advantageous effects
Compared with the prior art, the axial flow pump with good sealing effect and one-way flow limiting provided by the invention has the following beneficial effects:
1. this sealed effectual and one-way current-limiting axial-flow pump, the water inlet through setting up left delivery port of the pump body and bottom all is equipped with first rose box and second rose box, and the inside three-layer filtering layer net of rose box can filter impurity particle in proper order, the effect of filtering impurity has been reached, it is fixed by mounting flange dish and butt joint horn tube with two rose box junctions through the pump body, and be equipped with the sealing rubber layer on the rose box inner wall, and the bottom of fixed plate is equipped with the sealing rubber piece and seals rather than carrying out synchronous, can make this axial-flow pump sealed effectual.
2. This sealed effectual and one-way current-limiting's axial-flow pump, can pull down it fast after making the filter screen frame break away from spacing lock frame inside through outside pulling handle, can effectively avoid the filter screen frame to appear being difficult to the condition of clearing up impurity with it, be stainless steel metal support body through the filter screen frame, and its left and right sides has all been seted up water service tank and has made the liquid circulation, can effectively strengthen this axial-flow pump's job stabilization nature and life, thereby the effectual axial-flow pump that has solved sealed ability inadequately and axial-flow pump when aquatic because of leading to jam or the problem of structural damage in the pump with impurity simultaneous suction.
Drawings
FIG. 1 is a schematic structural view of an axial flow pump with good sealing effect and unidirectional flow restriction according to the present invention;
FIG. 2 is a structural cross-sectional view of an axial flow pump with good sealing effect and unidirectional flow restriction provided by the present invention;
fig. 3 is an enlarged schematic structural diagram of a shown in fig. 2 in the axial flow pump with good sealing effect and unidirectional flow restriction provided by the present invention.
In the figure: the pump body 1, 2 top caps, 3 mounting flange plates, 4 locking bolts, 5 first filter tanks, 6 mounting plates, 7 support frames, 8 butt joint flared tubes, 9 second filter tanks, 10 limiting blocks, 11 middle shafts, 12 couplers, 13 guide vanes, 14 blades, 15 fixing plates, 16 handles, 17 sealing rubber blocks, 18 filter screen frames, 19 first filter screens, 20 second filter screens, 21 third filter screens, 22 limiting locking frames and 23 convection ducts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an axial flow pump with good sealing effect and one-way current limiting comprises a pump body 1, a top cover 2 is fixedly connected to the top of the pump body 1, a mounting flange 3 is fixedly connected to the left side of the pump body 1, the pump body 1 and the mounting flange 3 are fixedly connected through a locking bolt 4, a first filter box 5 is fixedly connected to the left side of the mounting flange 3, the first filter box 5 is rectangular, a through groove is formed in the top wall of the first filter box 5, a sealing rubber layer is uniformly covered on the inner wall of the first filter box 5, a mounting plate 6 is fixedly connected to the outside of the pump body 1, a support frame 7 is fixedly connected to the bottom of the mounting plate 6, the mounting plate 6 is rectangular, the pump body 1 is located at the center of the mounting plate 6, the number of the support frames 7 is four, and the support frames are uniformly distributed at four straight corners of the mounting, the pump body 1 is fixedly connected with the butt-joint flared tube 8 through a locking bolt 4, the second filter tank 9 is the same as the first filter tank 5 in appearance and has the same diameter, the bottom of the butt-joint flared tube 8 is fixedly connected with the second filter tank 9, the inside of the pump body 1 is fixedly connected with a limiting block 10, the limiting block 10 is fixedly connected with an installation bearing, a center shaft 11 is fixedly connected with an inner ring of the installation bearing, the inside configuration of the second filter tank 9 is the same as the inside configuration of the first filter tank 5, the inside of the limiting block 10 is movably connected with a center shaft 11, the top of the center shaft 11 is fixedly connected with a coupler 12 positioned at the top of the top cover 2, the outside of the center shaft 11 is fixedly connected with a guide vane 13, the bottom of the center shaft 11 is fixedly connected with a blade 14 positioned at the bottom of the guide vane 13, the top of the first filter tank 5 is movably connected with, the bottom of the sealing rubber block 17 is fixedly connected with a filter screen frame 18, the outside of the sealing rubber block 17 is clamped with the inside of the through groove on the first filter box 5, the filter screen frame 18 is a stainless steel metal frame body, the left side and the right side of the filter screen frame 18 are both provided with water through grooves, the diameter of the water through groove on the right side wall is equal to the inner diameter of the mounting flange 3, the inside of the filter screen frame 18 is sequentially clamped with a first filter screen 19, a second filter screen 20 and a third filter screen 21 from right to left, the inner bottom wall of the first filter box 5 is fixedly connected with a limit lock frame 22, the number of the limit lock frames 22 on the inner bottom wall of the first filter box 5 is two, and the two limit lock frames are respectively clamped with the left side and the right side of the bottom of the filter screen frame 18, the inner wall on the left side of the first filter box 5 is fixedly connected with a convection conduit 23, the mesh inner diameters of the first filter screen 19, the second filter screen, this sealed effectual and one-way current-limiting's axial-flow pump, can pull down it fast after making filter screen rack 18 break away from spacing lock frame 22 inside through outside pulling handle 16, can effectively avoid filter screen rack 18 to appear being difficult to dismantle the condition of clearance impurity with it, be stainless steel metal support body through filter screen rack 18, and its left and right sides has all been seted up water service tank and has made the liquid circulation, can effectively strengthen this axial-flow pump job stabilization nature and life, thereby the effectual axial-flow pump of having solved sealed ability not enough and axial-flow pump when aquatic because of leading to the problem of jam or structural damage in the pump with impurity simultaneous suction.
The working principle is as follows: this sealed effectual and one-way current-limiting axial-flow pump, the water inlet through setting up 1 left delivery port of the pump body and bottom all is equipped with first rose box 5 and second rose box 9, and the inside three-layer filter layer net of rose box can filter impurity particle in proper order, the effect of filtering impurity has been reached, it is fixed by mounting flange dish 3 and butt joint horn tube 8 with two rose box junctions through the pump body 1, and be equipped with the sealing rubber layer on the rose box inner wall, and the bottom of fixed plate 15 is equipped with sealing rubber block 17 and seals rather than synchronizing, can make this axial-flow pump sealed effectual.
To sum up, this sealed effectual and one-way current-limiting's axial-flow pump, can pull down it fast after making filter screen frame 18 break away from spacing lock frame 22 inside through pulling handle 16 outwards, can effectively avoid filter screen frame 18 to appear being difficult to dismantle the condition of clearance impurity with it, be stainless steel metal support body through filter screen frame 18, and its left and right sides has all been seted up water flowing groove and has made the liquid circulation, can effectively strengthen this axial-flow pump job stabilization nature and life, thereby the effectual axial-flow pump that has solved sealed ability not enough and axial-flow pump when aquatic leads to the problem of jam or structural damage in the pump because of with impurity simultaneous suction.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a sealed effectual and one-way current-limiting axial-flow pump, includes the pump body (1), its characterized in that: the pump comprises a pump body (1), a top cover (2) and a mounting flange plate (3), wherein the top of the pump body (1) is fixedly connected with the left side of the pump body (1), the pump body (1) and the mounting flange plate (3) are fixedly connected through a locking bolt (4), the left side of the mounting flange plate (3) is fixedly connected with a first filter box (5), the outer part of the pump body (1) is fixedly connected with a mounting plate (6), the bottom of the mounting plate (6) is fixedly connected with a support frame (7), the bottom of the pump body (1) is fixedly connected with a butt-joint horn tube (8), the bottom of the butt-joint horn tube (8) is fixedly connected with a second filter box (9), the inner part of the pump body (1) is fixedly connected with a limiting block (10), the inner part of the limiting block (10) is movably connected with a center shaft (11), and the top, the outer part of the middle shaft (11) is fixedly connected with a guide vane (13), the bottom of the middle shaft (11) and the bottom of the guide vane (13) are fixedly connected with a blade (14), the top of the first filtering tank (5) is movably connected with a fixed plate (15), the top of the fixed plate (15) is fixedly connected with a handle (16), the bottom of the fixed plate (15) is fixedly connected with a sealing rubber block (17), the bottom of the sealing rubber block (17) is fixedly connected with a filter screen frame (18), a first filter screen (19), a second filter screen (20) and a third filter screen (21) are clamped in the filter screen frame (18) from right to left in sequence, the inner bottom wall of the first filter box (5) is fixedly connected with a limit lock frame (22), a convection conduit (23) is fixedly connected to the inner wall of the left side of the first filtering box (5);
the appearance of first rose box (5) is the rectangle, seted up the cross slot on the roof of first rose box (5), and evenly covered on the inner wall of first rose box (5) has the sealing rubber layer.
2. The axial flow pump with good sealing effect and one-way flow limiting function according to claim 1, is characterized in that: the appearance of mounting panel (6) is the rectangle, and the center department that pump body (1) is located mounting panel (6), the quantity of support frame (7) is four and evenly distributed in four right angles departments of mounting panel (6).
3. The axial flow pump with good sealing effect and one-way flow limiting function according to claim 1, is characterized in that: the pump body (1) and the butt-joint horn pipe (8) are fixedly connected through a locking bolt (4), and the second filter box (9) and the first filter box (5) are identical in appearance and equal in diameter.
4. The axial flow pump with good sealing effect and one-way flow limiting function according to claim 1, is characterized in that: the fixed connection of stopper (10) installs the bearing, axis (11) and the inner ring fixed connection who installs the bearing, second rose box (9) inside configuration is the same with first rose box (5) inside configuration.
5. The axial flow pump with good sealing effect and one-way flow restriction as claimed in claim 1 or 2, wherein: the outside of sealing rubber block (17) and the inside joint of wearing the groove on first rose box (5), filter screen frame (18) are the stainless steel metal support body.
6. The axial flow pump with good sealing effect and one-way flow limiting function according to claim 1, is characterized in that: the water passing grooves are formed in the left side and the right side of the filtering net rack (18), and the diameter of the water passing grooves in the right side wall is equal to the inner diameter of the mounting flange plate (3).
7. The axial flow pump with good sealing effect and one-way flow limiting function according to claim 1, is characterized in that: the number of the limiting lock frames (22) on the bottom wall of the first filter box (5) is two, and the limiting lock frames are respectively connected with the left side and the right side of the bottom of the filter net frame (18).
8. The axial flow pump with good sealing effect and one-way flow restriction as claimed in claim 1 or 7, wherein: the mesh inner diameters of the first filter screen (19), the second filter screen (20) and the third filter screen (21) are reduced in sequence, and the inner diameter of a water through groove on the left side wall of the filter screen frame (18) is the same as that of the convection conduit (23).
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CN201910535800.6A CN110397597B (en) | 2019-06-20 | 2019-06-20 | Axial-flow pump with good sealing effect and one-way flow limiting function |
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CN201910535800.6A CN110397597B (en) | 2019-06-20 | 2019-06-20 | Axial-flow pump with good sealing effect and one-way flow limiting function |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111005879B (en) * | 2019-12-27 | 2020-10-27 | 江苏盐邦泵业制造有限公司 | Novel vertical mixed flow pump |
CN112253476B (en) * | 2020-09-27 | 2022-06-14 | 高邮环流泵业有限公司 | Efficient axial-flow pump for sewage treatment device |
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