CN216343917U - Mechanical sealing device for large water pump - Google Patents
Mechanical sealing device for large water pump Download PDFInfo
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- CN216343917U CN216343917U CN202122612661.8U CN202122612661U CN216343917U CN 216343917 U CN216343917 U CN 216343917U CN 202122612661 U CN202122612661 U CN 202122612661U CN 216343917 U CN216343917 U CN 216343917U
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- static ring
- ring base
- water pump
- static
- ring
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Abstract
The utility model discloses a mechanical sealing device of a large water pump, which relates to the technical field of water pump accessories and comprises a water pump shaft, wherein a shaft sleeve is arranged on the outer side of one end of the water pump shaft, a static ring base is connected to the outer side of the top end of the shaft sleeve in a sleeved mode, a static ring assembly is arranged above the static ring base, and a moving ring base is arranged above the static ring base. According to the utility model, the static ring assembly and the moving ring assembly are arranged, the static ring assembly is fixedly connected with the shaft sleeve through the static ring base, the moving ring assembly is sleeved on the outer side of the water pump shaft, the moving ring assembly is matched with the static ring assembly to realize sealing between the water pump shaft and the shaft sleeve, the position between the static ring assembly and the static ring base is fixed through the arrangement of the clamping block and the slot, the sealing performance of the device is prevented from being influenced by the sliding of the static ring, and the position between the static ring base and the moving ring base is fixed through the arrangement of the L-shaped block and the slot, so that the working stability of the device is ensured.
Description
Technical Field
The utility model relates to the technical field of water pump accessories, in particular to a mechanical sealing device for a large water pump.
Background
The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and is kept in fit and relatively slides under the action of fluid pressure and elastic or magnetic force of a compensating mechanism and the matching of an auxiliary seal.
The mechanical seal comprises a static ring component and a moving ring component, and in the actual use process, the problem of poor sealing performance due to the fact that the static ring component is not fixed can often occur, and the service life of the equipment can also be influenced. Therefore, it is necessary to invent a mechanical sealing device for large water pumps to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical sealing device for a large water pump, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a large-scale water pump mechanical seal device, includes the water pump axle, the one end outside of water pump axle is provided with the axle sleeve, the top outside cup joint of axle sleeve is connected with quiet ring base, the top of quiet ring base is provided with quiet ring subassembly, the ring channel has all been seted up at the upper surface middle part of quiet ring base and the lower surface middle part of quiet ring subassembly, be provided with quiet ring gasket in the ring channel, a plurality of slots that are the annular array and distribute are seted up to the top inboard of quiet ring base, the outside fixedly connected with of quiet ring subassembly a plurality of and the fixture block of slot looks adaptation, the top of quiet ring base is provided with the rotating ring base, the lower surface middle part of rotating ring base is seted up flutedly, be provided with the rotating ring subassembly in the recess, the notch department outside fixedly connected with a plurality of L shape pieces that are the annular array and distribute of recess.
Preferably, the middle part of one side of the slot is provided with a clamping groove, and the clamping groove is matched with the L-shaped block.
Preferably, the upper surface of the stationary ring base and the lower surface of the movable ring base are both provided with a sealing gasket groove, and a sealing gasket is arranged in the sealing gasket groove.
Preferably, the top end of the outer side of the static ring base and the bottom end of the outer side of the movable ring base are both fixedly connected with connecting plates.
Preferably, the connecting plate is provided with a plurality of through holes distributed in an annular array, and pins are inserted and connected in the through holes.
Preferably, the middle of the bottom end of the stationary ring base is fixedly connected with a connecting ring, a sealing ring is arranged on the inner side of the connecting ring and arranged between the shaft sleeve and the connecting ring, and a positioning bolt is arranged in the middle of one side of the connecting ring.
The utility model has the technical effects and advantages that:
1. according to the utility model, the static ring assembly and the dynamic ring assembly are arranged, the static ring assembly is fixedly connected with the shaft sleeve through the static ring base, the dynamic ring assembly is sleeved on the outer side of the water pump shaft, the dynamic ring assembly is matched with the static ring assembly to realize sealing between the water pump shaft and the shaft sleeve, the position between the static ring assembly and the static ring base is fixed through arranging the clamping block and the slot, the sealing performance of the device is prevented from being influenced by the sliding of the static ring, and the position between the static ring base and the dynamic ring base is fixed through arranging the L-shaped block and the slot, so that the working stability of the device is ensured;
2. according to the utility model, the sealing gasket groove and the sealing gasket are arranged, so that the sealing property between the movable ring base and the static ring base is improved, and the sealing property between the static ring assembly and the static ring base is improved by arranging the static ring sealing gasket, so that the whole sealing property of the device is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of the overall structure of the present invention.
Fig. 3 is a side exploded view of the overall structure of the present invention.
Fig. 4 is an enlarged view of the structure at a in fig. 2 according to the present invention.
In the figure: 1. a water pump shaft; 2. a shaft sleeve; 3. a stationary ring base; 4. a stationary ring assembly; 5. an annular groove; 6. a stationary ring seal gasket; 7. a slot; 8. a clamping block; 9. a movable ring base; 10. a groove; 11. a rotating ring assembly; 12. an L-shaped block; 13. a card slot; 14. a gasket groove; 15. a connecting plate; 16. a through hole; 17. a pin; 18. a seal ring; 19. a connecting ring; 20. and (6) positioning the bolt.
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.
The utility model provides a large-scale water pump mechanical sealing device as shown in figures 1-4, which comprises a water pump shaft 1, wherein a shaft sleeve 2 is arranged on the outer side of one end of the water pump shaft 1, a static ring base 3 is connected on the outer side of the top end of the shaft sleeve 2 in a sleeved mode, a static ring component 4 is arranged above the static ring base 3, annular grooves 5 are formed in the middle of the upper surface of the static ring base 3 and the middle of the lower surface of the static ring component 4, a static ring sealing gasket 6 is arranged in each annular groove 5, a plurality of slots 7 distributed in an annular array mode are formed in the inner side of the top end of the static ring base 3, a plurality of clamping blocks 8 matched with the slots 7 are fixedly connected to the outer side of the static ring component 4, the clamping blocks 8 are matched with the slots 7, the position between the static ring component 4 and the static ring base 3 is fixed, a dynamic ring base 9 is arranged above the static ring base 3, a groove 10 is formed in the middle of the lower surface of the dynamic ring base 9, a dynamic ring component 11 is arranged in the groove 10, the rotating ring component 11 is sleeved on the outer side of the water pump shaft 1, and a plurality of L-shaped blocks 12 distributed in an annular array are fixedly connected to the outer side of the notch of the groove 10.
The middle part of one side of the slot 7 is provided with a clamping groove 13, the clamping groove 13 is matched with the L-shaped block 12, when the movable ring base 9 is installed, firstly, the L-shaped block 12 is inserted into the slot 7, the movable ring base 9 is rotated, so that the L-shaped block 12 is rotatably inserted into the clamping groove 13, the installation of the movable ring base 9 can be completed, the upper surface of the static ring base 3 and the lower surface of the movable ring base 9 are both provided with a sealing gasket groove 14, a sealing gasket is arranged in the sealing gasket groove 14, the arrangement of the sealing gasket groove 14 and the sealing gasket can improve the sealing performance between the static ring base 3 and the movable ring base 9, the top end of the outer side of the static ring base 3 and the bottom end of the outer side of the movable ring base 9 are both fixedly connected with a connecting plate 15, the connecting plate 15 is provided with a plurality of through holes 16 distributed in an annular array, pins 17 are inserted in the through holes 16, when the installation of the static ring base 3 and the movable ring base 9 is completed, the through holes 16 on the two connecting plates 15 are overlapped, pin 17 inserts in the through-hole 16, make unable relative rotation of taking place between quiet ring base 3 and the rotating ring base 9, thereby guaranteed that L-shaped piece 12 can be fixed in draw-in groove 13, and then guaranteed the stability of being connected between rotating ring base 9 and the quiet ring base 3, the bottom middle part fixedly connected with go-between 19 of quiet ring base 3, the inboard of go-between 19 is provided with sealing washer 18, the setting of sealing washer 18 makes the leakproofness between axle sleeve 2 and the go-between 19 promoted, sealing washer 18 sets up between axle sleeve 2 and go-between 19, one side middle part of go-between 19 is provided with positioning bolt 20, positioning bolt 20's setting makes the stability of being connected between axle sleeve 2 and the go-between 19 promoted.
The utility model arranges the static ring component 4 and the dynamic ring component 11, the static ring component 4 is fixedly connected with the shaft sleeve 2 through the static ring base 3, the dynamic ring component 11 is sleeved outside the water pump shaft 1, the dynamic ring component 11 is matched with the static ring component 4 to realize the sealing between the water pump shaft 1 and the shaft sleeve 2, the position between the static ring component 4 and the static ring base 3 is fixed through arranging the fixture block 8 and the slot 7, the sealing performance of the device is prevented from being influenced by the sliding of the static ring component 4, the position between the static ring base 3 and the dynamic ring base 9 is fixed through arranging the L-shaped block 12 and the slot 13, the stability of the device in working is ensured, the sealing performance between the dynamic ring base 9 and the static ring base 3 is improved through arranging the sealing gasket groove 14 and the sealing gasket, the sealing performance between the static ring component 4 and the static ring base 3 is improved through arranging the sealing gasket 6, thereby the sealing performance of the whole device is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a large-scale water pump mechanical seal device, includes water pump shaft (1), its characterized in that: a shaft sleeve (2) is arranged on the outer side of one end of the water pump shaft (1), a static ring base (3) is connected to the outer side of the top end of the shaft sleeve (2) in a sleeved mode, a static ring component (4) is arranged above the static ring base (3), annular grooves (5) are formed in the middle of the upper surface of the static ring base (3) and the middle of the lower surface of the static ring component (4), a static ring sealing gasket (6) is arranged in each annular groove (5), a plurality of slots (7) distributed in an annular array mode are formed in the inner side of the top end of the static ring base (3), a plurality of clamping blocks (8) matched with the slots (7) are fixedly connected to the outer side of the static ring component (4), a movable ring base (9) is arranged above the static ring base (3), a groove (10) is formed in the middle of the lower surface of the movable ring base (9), and a movable ring component (11) is arranged in each groove (10), the outer side of the notch of the groove (10) is fixedly connected with a plurality of L-shaped blocks (12) distributed in an annular array.
2. The mechanical sealing device for the large water pump according to claim 1, wherein: a clamping groove (13) is formed in the middle of one side of the slot (7), and the clamping groove (13) is matched with the L-shaped block (12).
3. The mechanical sealing device for the large water pump according to claim 2, wherein: sealing gasket grooves (14) are formed in the upper surface of the static ring base (3) and the lower surface of the movable ring base (9), and sealing gaskets are arranged in the sealing gasket grooves (14).
4. The mechanical sealing device of the large water pump according to claim 3, wherein: the outer side top end of the static ring base (3) and the outer side bottom end of the movable ring base (9) are fixedly connected with connecting plates (15).
5. The mechanical sealing device of the large water pump according to claim 4, wherein: the connecting plate (15) is provided with a plurality of through holes (16) distributed in an annular array, and pins (17) are inserted and connected in the through holes (16).
6. A large-scale water pump mechanical sealing device according to claim 5, characterized in that: the middle of the bottom end of the static ring base (3) is fixedly connected with a connecting ring (19), a sealing ring (18) is arranged on the inner side of the connecting ring (19), the sealing ring (18) is arranged between the shaft sleeve (2) and the connecting ring (19), and a positioning bolt (20) is arranged in the middle of one side of the connecting ring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122612661.8U CN216343917U (en) | 2021-10-28 | 2021-10-28 | Mechanical sealing device for large water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122612661.8U CN216343917U (en) | 2021-10-28 | 2021-10-28 | Mechanical sealing device for large water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343917U true CN216343917U (en) | 2022-04-19 |
Family
ID=81130436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122612661.8U Active CN216343917U (en) | 2021-10-28 | 2021-10-28 | Mechanical sealing device for large water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343917U (en) |
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2021
- 2021-10-28 CN CN202122612661.8U patent/CN216343917U/en active Active
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