CN210290256U - Impeller clearance adjusting mechanism of horizontal spiral centrifugal pump - Google Patents
Impeller clearance adjusting mechanism of horizontal spiral centrifugal pump Download PDFInfo
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- CN210290256U CN210290256U CN201921288676.XU CN201921288676U CN210290256U CN 210290256 U CN210290256 U CN 210290256U CN 201921288676 U CN201921288676 U CN 201921288676U CN 210290256 U CN210290256 U CN 210290256U
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Abstract
The utility model discloses a horizontal helico-centrifugal pump's impeller clearance adjustment mechanism relates to centrifugal pump accessory technical field. The impeller comprises an impeller main body and blades, wherein the impeller main body is provided with a plurality of blades; the middle of the upper surface of the impeller main body is provided with a mounting hole; twelve mounting grooves are formed in the upper surface of the impeller main body; the inner side surface of the mounting groove is provided with a fixing hole; the blades are arranged on the mounting grooves; the side surface of the fixed seat is fixed with a fan blade; the middle of the lower surface of the blade is also provided with a mounting seat; the mounting seat is matched with the mounting groove; the rectangular groove is internally provided with a fixer. The utility model has the advantages that the twelve-prism-shaped impeller main body is arranged, the blades can be detached from the impeller main body, the impeller clearance can be adjusted according to the actual situation, the blades can be increased or decreased according to the motor power and the use requirement, and the use range of the device is enlarged; and through setting up the fixer with the blade fixation in the mounting groove, need not to use the screw, realized the quick installation of blade.
Description
Technical Field
The utility model belongs to the technical field of centrifugal pump accessory, especially, relate to a horizontal helico-centrifugal pump's impeller clearance adjustment mechanism.
Background
Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.
Different impellers need to be equipped with for motors with different powers, the impeller capable of adjusting the number of blades is arranged at present, the blades can be installed according to the power of the motors, and the maximum using effect of the centrifugal pump is guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an impeller clearance adjustment mechanism of horizontal screw centrifugal pump, through setting up the impeller main part of twelve prismatic forms to detachable blade on the impeller main part, can adjust the impeller clearance according to actual conditions, increase or reduce the blade according to motor power and user demand, enlarge the application range of the device; and fix the blade in the mounting groove through setting up the fixer, need not to use the screw, realized the quick installation of blade to avoid the screw not hard up to lead to the blade to drop.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an impeller clearance adjusting mechanism of a horizontal screw centrifugal pump, which comprises an impeller main body and a plurality of blades, wherein the impeller main body is provided with a plurality of blades;
the impeller main body is a cylinder with a cross section of a regular dodecagon; the middle of the upper surface of the impeller main body is provided with a mounting hole; twelve mounting grooves are formed in the upper surface of the impeller main body; a fixing hole is formed in one inner side face of the mounting groove; a plurality of positioning columns are arranged on the peripheral side surfaces of the impeller main body; the lower surface of the impeller main body is provided with a circular chassis;
the blades are arranged on the mounting grooves; one end of the lower surface of the blade is provided with a fixed seat, and the middle of one side surface of the fixed seat is provided with a positioning groove; the positioning groove is matched with the positioning column; the other side surface of the fixed seat is fixed with a fan blade;
wherein, the middle of the lower surface of the blade is also provided with a mounting seat; the mounting seat is matched with the mounting groove; the lower surface of the mounting seat is provided with a rectangular groove; a circular through hole is formed in one side face of the rectangular groove; a plurality of limiting columns are arranged on the inner bottom surface of the rectangular groove side by side; a rectangular through groove is formed in the middle of the inner bottom surface of the rectangular groove;
a fixer is arranged in the rectangular groove; the fixer comprises a first rectangular plate and a second rectangular plate;
the front surface of the first rectangular plate is provided with a fixing column, and the fixing column penetrates through the circular through hole to be matched with the fixing hole; the rear surface of the first rectangular plate is provided with a guide groove; the upper surface of the first rectangular plate is provided with a connecting rod; the upper end of the connecting rod is fixedly provided with a poking block; the connecting rod penetrates through the rectangular through groove; the position of the poking block is arranged above the blade;
the front surface of the second rectangular plate is provided with a guide pillar, and the guide pillar is in sliding fit with the guide groove; a return spring is sleeved on the guide post;
the upper surfaces of the first rectangular plate and the second rectangular plate are provided with a plurality of limiting grooves in parallel; the limiting groove is matched with the limiting column.
Further, the mounting hole fixes the impeller main body on the motor rotating shaft by being matched with a bolt.
Further, the fixing hole is formed in the middle of one inner side face of the outer side of the mounting groove.
Further, the number of the blades ranges from-between, and the number of the blades can be adjusted according to the use requirement and the power of the motor.
Furthermore, an anti-slip layer is compounded on the upper surface of the poking block, and the anti-slip layer is an anti-slip rubber pad.
The utility model discloses following beneficial effect has:
the utility model has the advantages that the twelve-prism-shaped impeller main body is arranged, the blades can be detached from the impeller main body, the impeller clearance can be adjusted according to the actual situation, the blades can be increased or decreased according to the motor power and the use requirement, and the use range of the device is enlarged; and fix the blade in the mounting groove through setting up the fixer, need not to use the screw, realized the quick installation of blade to avoid the screw not hard up to lead to the blade to drop.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an impeller clearance adjusting mechanism of a horizontal screw centrifugal pump;
FIG. 2 is a schematic structural view of an impeller body;
FIG. 3 is a schematic view of a blade configuration;
FIG. 4 is a schematic view of a blade configuration;
FIG. 5 is a schematic view of a blade configuration;
FIG. 6 is a bottom view of the blade configuration;
FIG. 7 is a schematic view of the structure of the holder;
FIG. 8 is a left side view of the holder;
fig. 9 is a schematic structural view of an impeller clearance adjustment mechanism of a horizontal screw centrifugal pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper surface", "lower surface", "front", "rear", "intermediate", "inner side", "peripheral side", "outer side" and the like indicate positional or positional relationships, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-8, the present invention relates to an impeller clearance adjusting mechanism of a horizontal screw centrifugal pump, which comprises an impeller main body 1 and a plurality of blades 2, wherein the impeller main body 1 is provided with the plurality of blades 2; as shown in fig. 1, if the power of the motor is small, three blades 2 are installed on the impeller main body 1, and the angle interval between each two blades 2 is 120 degrees;
as shown in fig. 2, the impeller body 1 is a cylinder with a cross section of a regular dodecagon; the middle of the upper surface of the impeller main body 1 is provided with a mounting hole 101; the mounting hole 101 is matched with a bolt to fix the impeller main body 1 on a motor rotating shaft; twelve mounting grooves 102 are formed in the upper surface of the impeller main body 1; a fixing hole 103 is formed in one inner side surface of the mounting groove 102; the fixing hole 103 is arranged in the middle of one inner side surface outside the mounting groove 102; a plurality of positioning columns 104 are arranged on the peripheral side surface of the impeller main body 1; the lower surface of the impeller body 1 is provided with a circular base plate 105;
wherein, as shown in fig. 3-6, the blade 2 is mounted on the mounting groove 102; a fixed seat 201 is arranged at one end of the lower surface of the blade 2, and a positioning groove 202 is arranged in the middle of one side surface of the fixed seat 201; positioning slot 202 mates with positioning post 104; the other side surface of the fixing base 201 is fixed with a fan blade 203;
wherein, the middle of the lower surface of the blade 2 is also provided with a mounting seat 204; the mounting seat 204 is matched with the mounting groove 102; the lower surface of the mounting seat 204 is provided with a rectangular groove 205; a circular through hole 206 is arranged on one side surface of the rectangular groove 205; a plurality of limiting columns 207 are arranged on the inner bottom surface of the rectangular groove 205 side by side; a rectangular through groove 208 is formed in the middle of the inner bottom surface of the rectangular groove 205;
wherein, as shown in fig. 7-8, a holder 3 is installed in the rectangular groove 205; the holder 3 includes a first rectangular plate 301 and a second rectangular plate 304; a fixing column 3011 is arranged on the front surface of the first rectangular plate 301, and the fixing column 3011 passes through the circular through hole 206 to be matched with the fixing hole 103; the rear surface of the first rectangular plate 301 is provided with a guide groove; the upper surface of the first rectangular plate 301 is provided with a connecting rod 303; a toggle block 302 is fixedly arranged at the upper end of the connecting rod 303; an anti-skid layer is compounded on the upper surface of the shifting block 302, and the anti-skid layer is an anti-skid rubber pad; the connecting rod 303 passes through the rectangular through slot 208; the position of the poking block 302 is arranged above the blade 2;
wherein, the front surface of the second rectangular plate 304 is provided with a guide post 305, and the guide post 305 is in sliding fit with the guide groove; a return spring 307 is sleeved on the guide post 305;
the upper surfaces of the first rectangular plate 301 and the second rectangular plate 304 are provided with a plurality of limiting grooves 306 in parallel; the position-limiting groove 306 is matched with the position-limiting column 207.
Further, the number of the blades 2 ranges from 2 to 12, and the number of the blades 2 can be adjusted according to the use requirement and the power of the motor.
As shown in fig. 9, if the power of the motor is high, six blades 2 are mounted on the impeller main body 1, and the angular interval between each two blades 2 is 60 degrees; the number of blades 2 can be adjusted on site according to the motor power.
The first embodiment is as follows: as shown in fig. 1 to 9, the present invention is an impeller clearance adjusting mechanism of a horizontal screw centrifugal pump, and a method for installing a blade 2 comprises: when the blade 2 is held by a worker, when the blade 2 is installed, the positioning groove 202 is aligned with the positioning column 104, the finger pushes the toggle block 302 to take the fixing column 3011 into the rectangular groove 205, the installation seat 204 is placed into the installation groove 102, the toggle block 302 is released, the fixing column 3011 is inserted into the fixing hole 103 under the action of the return spring 307, and the blade 2 is fixed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a horizontal helico-centrifugal pump's impeller clearance adjustment mechanism, includes impeller main part (1) and blade (2), its characterized in that: a plurality of blades (2) are arranged on the impeller main body (1);
the impeller main body (1) is a cylinder with a cross section of a regular dodecagon; the middle of the upper surface of the impeller main body (1) is provided with a mounting hole (101); twelve mounting grooves (102) are formed in the upper surface of the impeller main body (1); a fixing hole (103) is formed in one inner side face of the mounting groove (102); a plurality of positioning columns (104) are arranged on the peripheral side surface of the impeller main body (1); the lower surface of the impeller main body (1) is provided with a circular chassis (105);
the blades (2) are arranged on the mounting groove (102); a fixed seat (201) is arranged at one end of the lower surface of the blade (2), and a positioning groove (202) is formed in the middle of one side surface of the fixed seat (201); the positioning groove (202) is matched with the positioning column (104); the other side surface of the fixed seat (201) is fixed with a fan blade (203);
wherein, the middle of the lower surface of the blade (2) is also provided with a mounting seat (204); the mounting seat (204) is matched with the mounting groove (102); the lower surface of the mounting seat (204) is provided with a rectangular groove (205); a circular through hole (206) is formed in one side face of the rectangular groove (205); a plurality of limiting columns (207) are arranged on the inner bottom surface of the rectangular groove (205) side by side; a rectangular through groove (208) is formed in the middle of the inner bottom surface of the rectangular groove (205);
a fixer (3) is arranged in the rectangular groove (205); the holder (3) comprises a first rectangular plate (301) and a second rectangular plate (304);
a fixing column (3011) is arranged on the front surface of the first rectangular plate (301), and the fixing column (3011) penetrates through the circular through hole (206) to be matched with the fixing hole (103); the rear surface of the first rectangular plate (301) is provided with a guide groove; the upper surface of the first rectangular plate (301) is provided with a connecting rod (303); the upper end of the connecting rod (303) is fixedly provided with a toggle block (302); the connecting rod (303) penetrates through the rectangular through groove (208); the position of the poking block (302) is arranged above the blade (2);
wherein, the front surface of the second rectangular plate (304) is provided with a guide post (305), and the guide post (305) is in sliding fit with the guide groove; a return spring (307) is sleeved on the guide post (305);
the upper surfaces of the first rectangular plate (301) and the second rectangular plate (304) are provided with a plurality of limiting grooves (306) in parallel; the limiting groove (306) is matched with the limiting column (207).
2. The impeller clearance adjusting mechanism of a horizontal type screw centrifugal pump according to claim 1, wherein the mounting hole (101) fixes the impeller main body (1) to the motor rotation shaft by fitting with a bolt.
3. The impeller clearance adjusting mechanism of a horizontal screw centrifugal pump according to claim 1, wherein the fixing hole (103) is provided in the middle of an inner side surface outside the mounting groove (102).
4. The impeller clearance adjustment mechanism of a horizontal screw centrifugal pump according to claim 1, wherein the number of the vanes (2) ranges between 2 and 12.
5. The impeller clearance adjusting mechanism of the horizontal screw centrifugal pump as claimed in claim 1, wherein the upper surface of the poking block (302) is compounded with an anti-slip layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288676.XU CN210290256U (en) | 2019-08-09 | 2019-08-09 | Impeller clearance adjusting mechanism of horizontal spiral centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288676.XU CN210290256U (en) | 2019-08-09 | 2019-08-09 | Impeller clearance adjusting mechanism of horizontal spiral centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210290256U true CN210290256U (en) | 2020-04-10 |
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ID=70061690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921288676.XU Active CN210290256U (en) | 2019-08-09 | 2019-08-09 | Impeller clearance adjusting mechanism of horizontal spiral centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210290256U (en) |
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2019
- 2019-08-09 CN CN201921288676.XU patent/CN210290256U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 No.6, Guandu Road, Yuexi south, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Kaixun Environmental Technology Co.,Ltd. Address before: 215000 No.6, Guandu Road, Yuexi south, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Kaixun Environmental Engineering Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |