CN220337126U - End face sealing structure of high-pressure centrifugal clean water pump - Google Patents
End face sealing structure of high-pressure centrifugal clean water pump Download PDFInfo
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- CN220337126U CN220337126U CN202322068312.3U CN202322068312U CN220337126U CN 220337126 U CN220337126 U CN 220337126U CN 202322068312 U CN202322068312 U CN 202322068312U CN 220337126 U CN220337126 U CN 220337126U
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- water pump
- clean water
- pump body
- sealing structure
- face sealing
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 230000000670 limiting effect Effects 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 13
- 239000000919 ceramic Substances 0.000 description 4
- 239000013505 freshwater Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of clear water pumps, and provides an end face sealing structure of a high-pressure centrifugal clear water pump, which comprises a clear water pump body and an oil seal seat, wherein a main bearing is rotatably arranged in the clear water pump body, the main bearing is provided with a sealing structure, two symmetrically arranged inclined sliding blocks and two symmetrically arranged limiting blocks are respectively and slidably arranged in the clear water pump body, one side of each inclined sliding block is fixedly connected with a pull rod through a screw, and the like. Through above-mentioned technical scheme, solved the dismouting among the prior art not swift and warning effect poor problem.
Description
Technical Field
The utility model relates to the technical field of clean water pumps, in particular to an end face sealing structure of a high-pressure centrifugal clean water pump.
Background
In order to work normally, the centrifugal clean water pump is required to form a vacuum chamber between the bearing seat and the impeller, so that the main shaft is required to be sealed with the bearing seat effectively when rotating, and the main shaft and the bearing seat are widely adopted at present.
The authorized bulletin number in the prior art is: the utility model of CN2773359Y is named; the utility model provides an end face sealing device of high pressure centrifugal clear water pump, adopts skeleton rubber seal structure, and when having the main shaft high-speed rotation, skeleton rubber seal, very easily damage the main shaft, cause sealing performance poor, influence clear water pump normal operation, the short-lived scheduling shortcoming, and put forward a simple structure, not harm the main shaft, sealed effectual end face sealing device of high pressure centrifugal clear water pump moreover. The technical scheme is that the bearing seat is provided with an inner cambered surface device and is sleeved with an oil seal seat on a main shaft, the oil seal seat is connected with the bearing seat by bolts, a ceramic seat ring is embedded in a groove of the oil seal seat, a ceramic movable ring, a spring and a rubber sealing ring are sequentially assembled on the main shaft between the ceramic seat ring and an impeller, however, the oil seal seat and the bearing seat are connected by bolts in a connecting mode, the oil seal seat and the bearing seat are not fast to assemble and disassemble, and are easy to rust after being used for a long time, and meanwhile, when the sealing device is damaged, a reminding part is not provided, so that the sealing effect is poor, the service life is reduced by continuously using a clean water pump, and the problems of not fast assembly and disassembly and poor warning effect exist.
Disclosure of Invention
The utility model provides an end face sealing structure of a high-pressure centrifugal clean water pump, which solves the problems of inconvenient disassembly and assembly and poor warning effect in the related art.
The technical scheme of the utility model is as follows:
the end face sealing structure of the high-pressure centrifugal clean water pump comprises a clean water pump body and an oil seal seat, wherein a main bearing is rotatably arranged in the clean water pump body, a sealing structure is arranged on the main bearing, two symmetrically arranged inclined sliding blocks and two symmetrically arranged limiting blocks are respectively and slidably arranged in the clean water pump body, one side of each inclined sliding block is fixedly connected with a pull rod through a screw, the other end of each pull rod is fixedly connected with a pull block through a screw, one end of each inclined sliding block is inclined, a guide rod is slidably arranged on each inclined sliding block, and the other end of each guide rod is fixedly connected with the corresponding limiting block through a screw;
the water pump is characterized in that an installation frame is fixedly arranged on the water pump body, and two symmetrically arranged installation blocks are fixedly connected to the oil seal seat through screws.
Preferably, the inside of clear water pump body is provided with the color changing strip, the part of color changing strip is located the outside of clear water pump body, the outside detachable of color changing strip is connected with the protecting crust.
Preferably, two symmetrically arranged sliding grooves are formed in the clean water pump body, the inclined sliding blocks are slidably connected in the sliding grooves, a first spring is sleeved on the outer peripheral surface of the pull rod, the other end of the first spring is welded on the inclined sliding blocks, the other end of the first spring is welded on the side wall of the sliding grooves, and the first spring facilitates automatic reset of the inclined sliding blocks.
Preferably, the inclined sliding block is provided with a moving groove, the guide rod is slidably connected in the moving groove, and the moving groove facilitates sliding of the guide rod.
Preferably, two symmetrical shrinkage grooves are formed in the clean water pump body, the limiting blocks are slidably connected in the shrinkage grooves, a second spring is sleeved on the outer peripheral surface of the guide rod, one end of the second spring is welded on the limiting block, the other end of the second spring is welded on the inner wall of the shrinkage groove, and the second spring is convenient for the limiting blocks to reset automatically.
Preferably, the inside of clear water pump body has seted up two symmetrical arrangement's mounting groove, the mounting groove with the shape size of installation piece is the same, and the mounting groove is convenient for the installation of installation piece.
Preferably, the mounting block is provided with a limiting groove, the limiting groove and the limiting block are identical in shape and size, and the limiting groove facilitates the limiting block to generate a limiting effect on the mounting block.
The working principle and the beneficial effects of the utility model are as follows:
1. according to the utility model, through the arrangement of the structures such as the mounting block, the limiting block and the like, when the water pump is used, the mounting block on the oil seal seat is aligned with the mounting groove formed in the water pump body and is inserted until the limiting block is ejected into the limiting groove formed in the mounting block by the second spring to complete fixation, and the pulling block is pulled during disassembly, so that the effect of quick disassembly is realized.
2. According to the utility model, through the arrangement of the structures such as the color changing strip, the protective shell and the like, the color changing strip is arranged in the clear water pump body, part of the color changing strip is exposed out of the clear water pump body, the protective shell is detachably arranged on the color changing strip exposed out of the clear water pump body, and when the sealing device in the clear water pump body is damaged, leaked liquid reacts with the color changing strip, so that the clear water pump is convenient for workers to master in real time, and the effect of good warning performance is realized.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a front cross-sectional view of the present utility model;
FIG. 2 is an enlarged view of the utility model at A;
fig. 3 is an overall structural view of the present utility model.
In the figure: 1. a clean water pump body; 2. a mounting frame; 3. a main bearing; 4. a protective shell; 5. pulling blocks; 6. a first spring; 7. an inclined slide block; 8. a chute; 9. a guide rod; 10. a second spring; 11. a shrink tank; 12. a limiting block; 13. a mounting block; 14. a mounting groove; 15. an oil seal seat; 16. color change bars.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-3, this embodiment provides an end face sealing structure of a high-pressure centrifugal clean water pump, including a clean water pump body 1 and an oil seal seat 15, the main bearing 3 is installed in the interior rotation of the clean water pump body 1, be provided with sealing structure on the main bearing 3, the inside of the clean water pump body 1 is equipped with two symmetrical arrangement's oblique slider 7 and two symmetrical arrangement's stopper 12 in a sliding manner respectively, one side of the oblique slider 7 is connected with a pull rod through screw fixedly, the other end of the pull rod is connected with a pull block 5 through screw fixedly, one end of the oblique slider 7 is in an inclined form, slide on the oblique slider 7 is equipped with a guide rod 9, the other end of the guide rod 9 is connected with on a stopper 12 through screw fixedly, the fixed mounting block 2 that is provided with on the clean water pump body 1 through screw fixedly connected with two symmetrical arrangement's installation blocks 13 on the oil seal seat 15, through the setting of structures such as installation block 13 and stopper 12, during the use, install the installation block 13 on the oil seal seat 15 is aimed at the installation groove 14 that the inside of the clean water pump body 1 and insert, until the stopper 12 is fixed in the completion of pulling block 5 in the limit groove that the inside is opened in the installation block 13 because of second spring 10.
Two symmetrically arranged sliding grooves 8 are formed in the clean water pump body 1, the inclined sliding blocks 7 are slidably connected in the sliding grooves 8, the first springs 6 are sleeved on the outer peripheral surfaces of the pull rods, the other ends of the first springs 6 are welded on the inclined sliding blocks 7, and the other ends of the first springs 6 are welded on the side walls of the sliding grooves 8.
The inclined slide block 7 is provided with a moving groove, and the guide rod 9 is in sliding connection with the inside of the moving groove.
Two symmetrical shrinkage grooves 11 are formed in the clean water pump body 1, limiting blocks 12 are connected inside the shrinkage grooves 11 in a sliding mode, second springs 10 are sleeved on the outer peripheral surfaces of the guide rods 9, one ends of the second springs 10 are welded on the limiting blocks 12, and the other ends of the second springs 10 are welded on the inner walls of the shrinkage grooves 11.
Two symmetrically arranged mounting grooves 14 are formed in the clean water pump body 1, and the shape and the size of the mounting grooves 14 and the shape and the size of the mounting blocks 13 are the same.
The mounting block 13 is provided with a limit groove, and the limit groove and the limit block 12 are the same in shape and size.
In this embodiment, this device uses installation piece and stopper mutually supporting for the dismouting of oil blanket seat is more swift, during the installation, the pulling piece is pulled, the pulling piece drives fixed connection's pull rod and removes, the pull rod drives fixed connection's oblique slider and removes, the oblique slider drives sliding connection's guide arm and removes, the guide arm drives fixed connection's stopper and removes to the inside of shrink groove, when the stopper removes to the inside of shrink groove, the locating piece that aligns on the oil blanket seat to the clear water pump body inside the mounting groove of seting up inserts, loosen the pulling piece, thereby the oblique slider is owing to first spring reset moves right, sliding connection's guide arm on the oblique slider passes through the second spring reset and drives the stopper and remove this moment, until the stopper is fixed owing to the second spring catapult gets into in the spacing groove of seting up inside of installation piece, later seal through the inside sealing device of clear water pump body seals, sealing device seals through ceramic movable ring, the spring, rubber seal circle mutually supporting, what need be explained is that sealing device's principle is prior art, do not do excessive in this, during the dismantlement, the pulling piece can take out the oil blanket seat.
Example 2
As shown in fig. 1 to 3, based on the same concept as that of the foregoing embodiment 1, this embodiment further proposes that the inside of the fresh water pump body 1 is provided with a color-changing strip 16, a portion of the color-changing strip 16 is located outside the fresh water pump body 1, the outside of the color-changing strip 16 is detachably connected with a protecting shell 4, the color-changing strip 16 is disposed inside the fresh water pump body 1 through the arrangement of the color-changing strip 16, the protecting shell 4 is detachably mounted on the color-changing strip 16 exposed outside, when the sealing device inside the fresh water pump body 1 is damaged, the leaked liquid will react with the color-changing strip 16, so that the operator can grasp in real time, and an effect of good warning is achieved.
In this embodiment, through setting up the colour changing strip 16 in the inside of clear water pump body 1 and the part of colour changing strip 16 is located the outside of clear water pump body 1, be located outside part colour changing strip 16 on detachable be provided with protecting crust 4, thereby when sealing device appears damaging, the liquid that leaks and colour changing strip 16 produce chemical reaction and lead to colour changing strip 16 to discolour, the staff can judge whether sealing device appears damaging through observing colour changing strip 16 colour this moment, what need be explained is that colour changing strip 16 is located sealing device, and the principle of discolouring is prior art, do not make excessive redundant description here.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The end face sealing structure of the high-pressure centrifugal clean water pump is characterized by comprising a clean water pump body (1) and an oil seal seat (15), wherein a main bearing (3) is rotatably arranged in the clean water pump body (1), a sealing structure is arranged on the main bearing (3), two symmetrically arranged inclined sliding blocks (7) and two symmetrically arranged limiting blocks (12) are respectively and slidably arranged in the clean water pump body (1), one side of each inclined sliding block (7) is fixedly connected with a pull rod through a screw, the other end of each pull rod is fixedly connected with a pull block (5) through a screw, one end of each inclined sliding block (7) is inclined, a guide rod (9) is slidably arranged on each inclined sliding block (7), and the other end of each guide rod (9) is fixedly connected onto each limiting block (12) through a screw;
the water pump is characterized in that the mounting frame (2) is fixedly arranged on the water pump body (1), and two symmetrically arranged mounting blocks (13) are fixedly connected to the oil seal seat (15) through screws.
2. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein a color changing strip (16) is arranged in the clean water pump body (1), a part of the color changing strip (16) is positioned outside the clean water pump body (1), and a protective shell (4) is detachably connected to the outside of the color changing strip (16).
3. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein two symmetrically arranged sliding grooves (8) are formed in the clean water pump body (1), the inclined sliding blocks (7) are slidably connected in the sliding grooves (8), a first spring (6) is sleeved on the outer peripheral surface of the pull rod, the other end of the first spring (6) is welded on the inclined sliding blocks (7), and the other end of the first spring (6) is welded on the side wall of the sliding grooves (8).
4. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein a moving groove is formed in the inclined sliding block (7), and the guide rod (9) is slidably connected to the inside of the moving groove.
5. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein two symmetrical shrinkage grooves (11) are formed in the clean water pump body (1), the limiting block (12) is slidably connected in the shrinkage grooves (11), a second spring (10) is sleeved on the outer peripheral surface of the guide rod (9), one end of the second spring (10) is welded on the limiting block (12), and the other end of the second spring (10) is welded on the inner wall of the shrinkage groove (11).
6. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein two symmetrically arranged mounting grooves (14) are formed in the clean water pump body (1), and the mounting grooves (14) and the mounting blocks (13) are identical in shape and size.
7. The end face sealing structure of the high-pressure centrifugal clean water pump according to claim 1, wherein the mounting block (13) is provided with a limit groove, and the limit groove and the limit block (12) are the same in shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322068312.3U CN220337126U (en) | 2023-08-02 | 2023-08-02 | End face sealing structure of high-pressure centrifugal clean water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322068312.3U CN220337126U (en) | 2023-08-02 | 2023-08-02 | End face sealing structure of high-pressure centrifugal clean water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337126U true CN220337126U (en) | 2024-01-12 |
Family
ID=89449091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322068312.3U Active CN220337126U (en) | 2023-08-02 | 2023-08-02 | End face sealing structure of high-pressure centrifugal clean water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337126U (en) |
-
2023
- 2023-08-02 CN CN202322068312.3U patent/CN220337126U/en active Active
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