CN211343509U - Self priming pump dust keeper - Google Patents
Self priming pump dust keeper Download PDFInfo
- Publication number
- CN211343509U CN211343509U CN201921527914.8U CN201921527914U CN211343509U CN 211343509 U CN211343509 U CN 211343509U CN 201921527914 U CN201921527914 U CN 201921527914U CN 211343509 U CN211343509 U CN 211343509U
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- CN
- China
- Prior art keywords
- self
- motor
- output shaft
- lock sleeve
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 25
- 230000037452 priming Effects 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 12
- 230000009471 action Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a self priming pump technical field especially relates to a self priming pump dust keeper. The centrifugal self-pushing type dustproof sealing device is designed, the sealing rubber gasket is tightly attached to the left side of the motor shell in a shutdown state, the motor shell and the output shaft can be completely sealed, and the problems that a motor of a traditional water pump is sealed through a sealing component under the contact friction action, a gap is generated due to abrasion of a sealing ring and external dust and sundries enter the motor to damage the motor after long-term use are solved; when motor output shaft rotated under the effect of slant guide way and guide block, sealed cushion and motor casing autosegregation, the self priming pump can normally work, and whole sealed and separation process does not have friction loss almost, and the motor seals the effect better, and life is longer.
Description
Technical Field
The utility model relates to a self priming pump technical field especially relates to a self priming pump dust keeper.
Background
The self-priming pump adopts a pump body structure with axial liquid return. The pump body consists of a suction chamber, a liquid storage chamber, a volute chamber, a liquid return hole, a gas-liquid separation chamber and the like, after the pump is normally started, the impeller sucks liquid stored in the suction chamber and air in a suction pipeline together and can be completely mixed in the impeller, and under the action of centrifugal force, the liquid carries the gas to flow towards the outer edge of the volute chamber.
The drive power of traditional self priming pump drives through one side motor, through sealing washer or mechanical seal between motor shaft and the motor casing, causes the motor shaft position to produce the space because of sealing member wearing and tearing problem to debris such as dust can get into the motor inside under the shutdown state, destroy the motor element assembly.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to solve the technical deficiencies, and a self-priming pump dustproof device is provided, which adopts the design of a centrifugal self-pushing dustproof sealing device, a sealing rubber gasket is tightly attached to the left side of a motor shell in a shutdown state, and the motor shell and an output shaft can be completely sealed, thereby solving the problems that the motor of the traditional water pump is sealed through the contact friction action of a sealing component, a sealing ring is worn to generate a gap in long-term use, and external dust sundries enter the motor to damage the motor; when motor output shaft rotated under the effect of slant guide way and guide block, sealed cushion and motor casing autosegregation, the self priming pump can normally work, and whole sealed and separation process does not have friction loss almost, and the motor seals the effect better, and life is longer.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the centrifugal self-propelled dustproof sealing device comprises a base, a motor, a self-priming pump volute, a coupler and a centrifugal self-propelled dustproof sealing device; the motor is fixedly arranged at the right side position of the top of the base; a transmission seat is arranged on the right side of the self-priming pump volute; the self-priming pump volute is fixedly arranged at the left side position of the top of the base through a transmission seat; the middle part of the transmission seat is connected with a transmission shaft through a bearing; an output shaft is arranged in the middle of the left side of the motor; the transmission shaft is connected with the output shaft through a coupler; and a fixed sealing seat is arranged on the periphery of the output shaft on the left side of the shell of the motor.
The centrifugal self-pushing dustproof sealing device is arranged on the output shaft; the centrifugal self-pushing dustproof sealing device comprises a fixed lock sleeve, a movable lock sleeve, a spring, a sealing rubber gasket and a set screw.
Further optimizing the technical scheme, a limiting table is arranged on the output shaft on the left side of the fixed sealing seat; a through hole is arranged in the middle of the fixed lock sleeve in a penetrating way; the diameter of the through hole is equal to that of the output shaft; the output shaft penetrates through the middle of the through hole; the right side surface of the fixed lock sleeve is flush with the left side surface of the limiting table.
Further optimizing the technical scheme, the left side of the fixed lock sleeve is provided with a sleeve; one side of the sleeve is provided with a threaded hole in a through manner; a clamping groove is formed in one side of the output shaft; the threaded hole corresponds to the clamping groove up and down; the set screw is arranged in the threaded hole; the sleeve and the output shaft are fixed through a set screw.
Further optimizing the technical scheme, a plurality of guide grooves are uniformly formed in the periphery of the fixed lock sleeve; the guide groove is spirally arranged anticlockwise.
Further optimizing the technical scheme, the middle part of the movable lock sleeve is provided with a guide hole; the guide hole is connected to the right side of the fixed lock sleeve in a sliding manner; a plurality of guide blocks are uniformly arranged in the guide holes; the guide block is connected inside the guide groove in a sliding mode.
Further optimizing the technical scheme, the periphery of the right side of the movable lock sleeve is provided with a baffle ring; the sealing rubber gasket is fixedly arranged on the right side of the baffle ring; the sealing rubber gasket, the fixed sealing seat and the baffle ring are concentric.
Further optimizing the technical scheme, the periphery of the middle part of the fixed lock sleeve is provided with a clapboard; a sealing cover is arranged on the periphery of the left side of the baffle ring; the inner diameter of the sealing cover is equal to the outer diameter of the partition plate; the partition plate is connected inside the sealing cover in a sliding mode.
Further optimizing the technical scheme, the spring is arranged in a gap position between the sealing cover and the movable lock sleeve; the baffle ring is connected with the baffle plate through two ends of a spring.
Compared with the prior art, the utility model has the advantages of it is following:
1. the sealing rubber gasket is tightly attached to the left side of the motor shell in a shutdown state, the motor shell and the output shaft can be completely sealed, the problem that the motor of a traditional water pump is sealed through the contact friction effect of the sealing assembly is solved, the sealing ring is abraded to generate gaps when the motor is used for a long time, and external dust and sundries enter the motor and are damaged inside the motor is solved.
2. When the motor output shaft rotates, under the action of the oblique guide groove and the guide block, the sealing rubber mat is automatically separated from the motor shell, and the self-priming pump can normally work.
3. The whole sealing and separating process almost has no friction loss, the motor has better sealing effect and longer service life.
4. Need not external other control assembly, realize the automatic action that opens and shuts of sealed cushion through motor output shaft centrifugal force effect.
Drawings
Fig. 1 is a schematic view of the overall installation state of a self-priming pump dust-proof device.
Fig. 2 is a schematic view of a motor output shaft portion mounting structure of a self-priming pump dust keeper.
Fig. 3 is a schematic view showing an opened state of a sealing rubber gasket of a centrifugal self-propelled dust sealing device of a self-priming pump dust-proof device.
Fig. 4 is a partial sectional view of an internal mounting structure of a centrifugal self-propelled dust seal device of a self-priming pump dust seal device.
Fig. 5 is an exploded view of the internal installation structure of the centrifugal self-propelled dust seal device of the self-priming pump dust seal device.
FIG. 6 is a schematic view of a locking sleeve of a self-priming pump dust guard.
FIG. 7 is a block diagram of a removable lock sleeve of a self-priming pump dust guard.
In the figure: 1. a base; 2. a motor; 201. an output shaft; 202. fixing a sealing seat; 203. a limiting table; 204. a card slot; 3. a self-priming pump volute; 301. a transmission seat; 302. a drive shaft; 4. a coupling; 5. a centrifugal self-pushing dustproof sealing device; 501. fixing a lock sleeve; 502. moving the lock sleeve; 503. a spring; 504. sealing the rubber gasket; 505. tightening the screw; 506. a through hole; 507. a sleeve; 508. a threaded hole; 509. a guide groove; 510. a guide hole; 511. a guide block; 512. a baffle ring; 513. a partition plate; 514. and (6) sealing the cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: as shown in the combined drawings 1-7, the self-priming pump dustproof device is characterized in that: the centrifugal self-priming dust-proof sealing device comprises a base 1, a motor 2, a self-priming pump volute 3, a coupler 4 and a centrifugal self-priming dust-proof sealing device 5; the motor 2 is fixedly arranged at the right side position of the top of the base 1; a transmission seat 301 is arranged on the right side of the self-priming pump volute 3; the self-priming pump volute 3 is fixedly arranged at the left side position of the top of the base 1 through a transmission seat 301; the middle part of the transmission seat 301 is connected with a transmission shaft 302 through a bearing; an output shaft 201 is arranged in the middle of the left side of the motor 2; the transmission shaft 302 and the output shaft 201 are connected through a coupler 4; a fixed sealing seat 202 is arranged on the periphery of an output shaft 201 on the left side of the shell of the motor 2; the centrifugal self-pushing dustproof sealing device 5 is arranged on the output shaft 201; the centrifugal self-pushing dustproof sealing device 5 comprises a fixed lock sleeve 501, a movable lock sleeve 502, a spring 503, a sealing rubber gasket 504 and a set screw 505; a limiting table 203 is arranged on the output shaft 201 on the left side of the fixed sealing seat 202; a through hole 506 is arranged in the middle of the fixed lock sleeve 501 in a penetrating manner; the diameter of the through hole 506 is equal to that of the output shaft 201; the output shaft 201 penetrates through the middle 506 part of the through hole; the right side surface of the fixed lock sleeve 501 is flush with the left side surface of the limiting table 203; a sleeve 507 is arranged at the left side of the fixed lock sleeve 501; a threaded hole 508 is arranged on one side of the sleeve 507 in a penetrating way; a clamping groove 204 is formed in one side of the output shaft 201; the threaded hole 508 corresponds to the clamping groove 204 up and down; the set screw 505 is mounted inside the threaded hole 508; the sleeve 507 and the output shaft 201 are fixed through a set screw 505; a plurality of guide grooves 509 are uniformly formed in the periphery of the fixed lock sleeve 501; the guide groove 509 is spirally arranged counterclockwise; a guide hole 510 is arranged in the middle of the movable lock sleeve 502; the guide hole 510 is slidably connected to the right side of the fixed lock sleeve 501; a plurality of guide blocks 511 are uniformly arranged in the guide holes 510; the guide block 511 is slidably connected inside the guide groove 509; a stop ring 512 is arranged on the outer periphery of the right side of the movable lock sleeve 502; the sealing rubber gasket 504 is fixedly arranged on the right side of the baffle ring 512; the sealing rubber gasket 504, the fixed sealing seat 202 and the baffle ring 512 are concentric; a partition plate 513 is arranged on the periphery of the middle part of the fixed lock sleeve 501; a sealing cover 514 is arranged on the periphery of the left side of the baffle ring 512; the inner diameter of the sealing cover 514 is equal to the outer diameter of the partition 513; the partition 513 is slidably connected inside the sealing cover 514; the spring 503 is arranged in a gap position between the sealing cover 514 and the movable lock sleeve 502; the baffle ring 512 is connected with the partition 513 through two ends of the spring 503.
When the self-priming water pump is used, step one is combined with the steps shown in fig. 1-7, when the self-priming water pump supplies water, the motor 2 is started, the motor 2 works to drive the output shaft 201 to rotate together, and one side of the sleeve 507 is provided with a threaded hole 508 in a through mode; a clamping groove 204 is formed in one side of the output shaft 201; the threaded hole 508 corresponds to the clamping groove 204 up and down; the set screw 505 is mounted inside the threaded hole 508; the sleeve 507 and the output shaft 201 are fixed by a set screw 505', so that when the output shaft 201 rotates, the fixed lock sleeve 501 is driven to rotate together.
Because' the periphery of the fixed lock sleeve 501 is uniformly provided with a plurality of guide grooves 509; the guide groove 509 is spirally arranged in a counterclockwise direction, and a guide hole 510 is arranged in the middle of the movable lock sleeve 502; the guide hole 510 is slidably connected to the right side of the fixed lock sleeve 501; a plurality of guide blocks 511 are uniformly arranged in the guide holes 510; the guide block 511 is slidably connected inside the guide groove 509', so that the fixed lock sleeve 501 rotates to drive the guide groove 509 to rotate together, the movable lock sleeve 502 and the fixed lock sleeve 501 rotate relatively under the inertia and centrifugal effects, the guide block 511 slides to the left along the guide groove 509 under the effects of the guide block 511 and the guide groove 509, so that the movable lock sleeve 502 is pulled to move to the left through the guide block 511, and due to the stop ring 512 and the sealing cover 514 arranged outside the movable lock sleeve 502, the sealing cover 514 is driven to move to the left synchronously when the movable lock sleeve 502 moves to the left, and the inner diameter of the sealing cover 514 is equal to the outer diameter of the partition 513; the partition 513 is slidably coupled inside the sealing cap 514 so that the sealing cap 514 and the partition 513 are in a sealed state, and the spring 503 is compressed when the retainer ring 512 moves to the left.
Therefore, when the output shaft 201 of the motor 2 rotates, the sealing rubber gasket 504 and the shell of the motor 2 are automatically separated under the action of the inclined guide groove 509 and the guide block 511, and the self-priming pump can normally work.
Step two, as shown in fig. 1 to 7, when the motor 2 of the self-priming pump stops working, the output shaft 201 stops rotating, so that the stop ring 512 on the movable lock sleeve 502 is pushed to move to the right side under the elastic force of the spring 503, thereby driving the guide block 511 to move to the right side along the guide groove 509, when the guide block 511 slides to the right side along the guide groove 509, the movable lock sleeve 502 and the fixed lock sleeve 501 rotate in the opposite direction, when the movable lock sleeve 502 moves to the right side, the right-side sealing rubber pad 504 is driven to move together, so that the sealing rubber pad 504 is tightly pressed on the fixed sealing seat 202 of the housing of the motor 2 under the elastic force of the spring 503, thereby achieving complete sealing of the output shaft 201.
The output shaft 201 penetrates through the middle 506 part of the through hole; the right side surface of the fixed lock sleeve 501 is flush with the left side surface of the limiting table 203, and when the fixed lock sleeve 501 is installed, the fixed lock sleeve 501 is directly pushed into the limiting table 203 of the output shaft 201, so that the installation and positioning effects of the fixed lock sleeve 501 can be achieved.
In conclusion, the centrifugal self-pushing dustproof sealing device 5 is designed such that the sealing rubber gasket 504 is tightly attached to the left side of the motor 2 shell in a shutdown state, and the shell of the motor 2 and the output shaft 201 can be completely sealed, so that the problems that the motor of the traditional water pump is sealed through the contact friction action of the sealing assembly, a gap is generated due to the abrasion of the sealing ring when the motor is used for a long time, and external dust and impurities enter the motor to damage the motor are solved; when motor 2 output shaft 201 rotates under the effect of slant guide way 509 and guide block 511, sealed cushion 504 and motor 2 shell autosegregation, the self priming pump can normally work, and whole sealed and separation process does not have friction loss almost, and motor 2 seals the effect better, and life is longer.
The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. The utility model provides a self priming pump dust keeper which characterized in that: the centrifugal self-priming pump comprises a base (1), a motor (2), a self-priming pump volute (3), a coupler (4) and a centrifugal self-priming dustproof sealing device (5); the motor (2) is fixedly arranged at the right side position of the top of the base (1); a transmission seat (301) is arranged on the right side of the self-priming pump volute (3); the self-priming pump volute (3) is fixedly arranged at the left side position of the top of the base (1) through a transmission seat (301); the middle part of the transmission seat (301) is connected with a transmission shaft (302) through a bearing; an output shaft (201) is arranged in the middle of the left side of the motor (2); the transmission shaft (302) is connected with the output shaft (201) through a coupler (4); a fixed sealing seat (202) is arranged on the left side of the shell of the motor (2) and on the periphery of the output shaft (201);
the centrifugal self-pushing type dustproof sealing device (5) is arranged on the output shaft (201); the centrifugal self-pushing type dustproof sealing device (5) comprises a fixed lock sleeve (501), a movable lock sleeve (502), a spring (503), a sealing rubber gasket (504) and a set screw (505).
2. The self-primer pump dust keeper of claim 1, wherein: a limiting table (203) is arranged on the output shaft (201) on the left side of the fixed sealing seat (202); a through hole (506) is arranged in the middle of the fixed lock sleeve (501) in a penetrating way; the diameter of the through hole (506) is equal to that of the output shaft (201); the output shaft (201) penetrates through the middle of the through hole (506); the right side surface of the fixed lock sleeve (501) is flush with the left side surface of the limiting table (203).
3. The self-primer pump dust keeper of claim 1, wherein: a sleeve (507) is arranged on the left side of the fixed lock sleeve (501); a threaded hole (508) is arranged on one side of the sleeve (507) in a penetrating way; a clamping groove (204) is formed in one side of the output shaft (201); the threaded hole (508) corresponds to the clamping groove (204) up and down; the set screw (505) is arranged in the threaded hole (508); the sleeve (507) and the output shaft (201) are fixed through a set screw (505).
4. The self-primer pump dust keeper of claim 1, wherein: a plurality of guide grooves (509) are uniformly formed in the periphery of the fixed lock sleeve (501); the guide groove (509) is spirally arranged counterclockwise.
5. The self-primer pump dust keeper of claim 4, wherein: a guide hole (510) is formed in the middle of the movable lock sleeve (502); the guide hole (510) is connected to the right side of the fixed lock sleeve (501) in a sliding manner; a plurality of guide blocks (511) are uniformly arranged in the guide holes (510); the guide block (511) is connected in a sliding way inside the guide groove (509).
6. The self-primer pump dust keeper of claim 1, wherein: a baffle ring (512) is arranged on the periphery of the right side of the movable lock sleeve (502); the sealing rubber gasket (504) is fixedly arranged on the right side of the baffle ring (512); the sealing rubber gasket (504), the fixed sealing seat (202) and the baffle ring (512) are concentric.
7. The self-primer pump dust keeper of claim 6, wherein: a partition plate (513) is arranged on the periphery of the middle part of the fixed lock sleeve (501); a sealing cover (514) is arranged on the periphery of the left side of the baffle ring (512); the inner diameter of the sealing cover (514) is equal to the outer diameter of the partition plate (513); the partition plate (513) is connected in a sliding manner inside the sealing cover (514).
8. The self-primer pump dust keeper of claim 7, wherein: the spring (503) is arranged at a gap position between the sealing cover (514) and the movable lock sleeve (502); the baffle ring (512) is connected with the partition plate (513) through two ends of a spring (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527914.8U CN211343509U (en) | 2019-09-16 | 2019-09-16 | Self priming pump dust keeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527914.8U CN211343509U (en) | 2019-09-16 | 2019-09-16 | Self priming pump dust keeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211343509U true CN211343509U (en) | 2020-08-25 |
Family
ID=72136842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921527914.8U Expired - Fee Related CN211343509U (en) | 2019-09-16 | 2019-09-16 | Self priming pump dust keeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211343509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199584A (en) * | 2022-09-07 | 2022-10-18 | 江苏振华海科装备科技股份有限公司 | Centrifugal pump with high-efficiency energy-saving function |
-
2019
- 2019-09-16 CN CN201921527914.8U patent/CN211343509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199584A (en) * | 2022-09-07 | 2022-10-18 | 江苏振华海科装备科技股份有限公司 | Centrifugal pump with high-efficiency energy-saving function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |