CN219654874U - Ceramic cylinder sleeve for slurry pump - Google Patents
Ceramic cylinder sleeve for slurry pump Download PDFInfo
- Publication number
- CN219654874U CN219654874U CN202320931170.6U CN202320931170U CN219654874U CN 219654874 U CN219654874 U CN 219654874U CN 202320931170 U CN202320931170 U CN 202320931170U CN 219654874 U CN219654874 U CN 219654874U
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- CN
- China
- Prior art keywords
- outer sleeve
- sleeve
- sealing
- groove
- inner sleeve
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- 239000000919 ceramic Substances 0.000 title claims abstract description 31
- 239000002002 slurry Substances 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 73
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a ceramic cylinder sleeve for a slurry pump, which comprises an outer sleeve, wherein an inner sleeve is arranged in the outer sleeve, mounting seats are sleeved at two ends of the outer sleeve, sealing rings are arranged on the inner sides of the mounting seats and are attached to the outer wall of the outer sleeve, sealing gaskets are arranged at two ends of the outer sleeve and the inner sleeve and are positioned on the inner sides of the sealing rings, a groove is formed in the inner wall of the outer sleeve, and a fixing assembly is arranged in the groove; the fixing component comprises a support seat fixedly connected with two sides of the inner sleeve, one side of the support seat is connected with a spring, one side of the spring is fixedly connected with a clamping block, a sealing air bag is arranged in a groove on the inner wall of the outer sleeve, the support seat, the spring and the clamping block are all arranged inside the groove in a penetrating mode through the sealing air bag, one side of the sealing air bag is connected with a pipe body, and a screw is connected between one end of the inner sleeve and the outer sleeve. The device enhances the strength of the inner sleeve, simultaneously sets the inner sleeve and the outer sleeve as a split type, ensures the service life of the inner sleeve, and simultaneously can independently replace the inner sleeve, thereby reducing the maintenance cost.
Description
Technical Field
The utility model relates to the technical field of cylinder liners of slurry pumps, in particular to a ceramic cylinder liner for a slurry pump.
Background
The mud pump is the "heart" of the oil field drilling system, and the mud pump cylinder liner is an important wearing part of the mud pump fluid end, so the service life of the mud pump cylinder liner directly influences the service life of the mud pump, the working surface of the cylinder liner has piston rings to reciprocate on the surface of the cylinder liner at high speed due to the contact with high-temperature and high-pressure fuel gas, and the cylinder liner is determined to have enough strength and rigidity, and also has to resist high temperature, corrosion and abrasion.
At present, a slurry pump cylinder sleeve is made of metal materials and ceramic materials, the metal cylinder sleeve has the defects of wear resistance and corrosion resistance and short service life, and the ceramic cylinder sleeve is corrosion-resistant, high-temperature-resistant and wear-resistant, but has the problems of easy cracking and damage due to the characteristics of ceramic, and meanwhile, the ceramic cylinder sleeve is designed as a whole, the whole cylinder sleeve needs to be replaced after the cracking and the damage, so that normal work can be carried out, the maintenance cost is high, and improvement is needed.
Disclosure of Invention
The utility model aims to provide a ceramic cylinder sleeve for a slurry pump, which aims to solve the problems that the ceramic cylinder sleeve provided by the background art is easy to crack and high in maintenance cost.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the ceramic cylinder sleeve for the slurry pump comprises an outer sleeve, wherein an inner sleeve is arranged in the outer sleeve, a groove is formed in the inner wall of the outer sleeve, and a fixing assembly is arranged in the groove;
the fixing component comprises a support seat fixedly connected with two sides of the inner sleeve, one side of the support seat is connected with a spring, one side of the spring is fixedly connected with a clamping block, a sealing air bag is arranged in a groove on the inner wall of the outer sleeve, the support seat, the spring and the clamping block are all arranged inside the groove in a penetrating mode through the sealing air bag, one side of the sealing air bag is connected with a pipe body, and a screw is connected between one end of the inner sleeve and the outer sleeve.
Preferably, both ends of the outer sleeve are respectively sleeved with a mounting seat, the inner side of each mounting seat is provided with a sealing ring, and the sealing rings are attached to the outer wall of the outer sleeve.
Preferably, both ends of the outer sleeve and the inner sleeve are provided with sealing gaskets, the sealing gaskets are positioned at the inner sides of the sealing rings, and the sealing rings are fixedly connected with the sealing gaskets.
Preferably, a tube body is arranged in the outer sleeve, and a sealing plug is arranged at one end of the tube body.
Preferably, the clamping block is embedded with a magnet, and the clamping block is matched with the groove structure on the outer sleeve.
Preferably, the support is made of elastic materials, and the support is of a hollow structure.
Preferably, the inner sleeve comprises a ceramic body, a connecting layer and a reinforcing layer, wherein the connecting layer is made of high-temperature resistant fibers, and the reinforcing layer is made of calcium oxide.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The device can independently replace the inner sleeve while ensuring the service life of the inner sleeve by enhancing the strength of the inner sleeve and arranging the inner sleeve and the outer sleeve in a split type, thereby reducing the maintenance cost.
(2) The device can improve the integral strength of the inner sleeve by adding the connecting layer and the reinforcing layer into the ceramic body of the inner sleeve, avoid the inner sleeve from cracking, fix the inner sleeve and the upper end of the outer sleeve by adopting a clamping connection mode, facilitate the independent disassembly and replacement of the inner sleeve and reduce the maintenance cost.
(3) The detachable sealing gaskets are arranged at the upper end and the lower end of the inner sleeve and the outer sleeve, so that the sealing performance between the inner sleeve and the outer sleeve is guaranteed, and meanwhile, the dismounting work of the inner sleeve is not influenced.
Drawings
FIG. 1 is a cross-sectional view of a ceramic cylinder liner for a mud pump according to the present utility model;
FIG. 2 is an enlarged view of the ceramic cylinder liner of FIG. 1A for a mud pump according to the present utility model;
FIG. 3 is a cross-sectional view of a support for a ceramic cylinder liner for a mud pump according to the present utility model;
fig. 4 is an exploded view of an inner sleeve of a ceramic cylinder liner for a slurry pump according to the present utility model.
In the figure: 1. a mounting base; 2. a seal ring; 3. a sealing gasket; 4. a screw; 5. a jacket; 6. an inner sleeve; 61. a ceramic body; 62. a connection layer; 63. a reinforcing layer; 7. a fixing assembly; 71. a sealing plug; 72. a magnet; 73. a clamping block; 74. a tube body; 75. a spring; 76. a support; 77. sealing the air bag.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.
Referring to fig. 1-4, the present utility model provides a technical solution: the ceramic cylinder sleeve for the slurry pump comprises an outer sleeve 5, an inner sleeve 6 is arranged in the outer sleeve 5, mounting seats 1 are sleeved at two ends of the outer sleeve 5, the outer sleeve 5 is fixedly connected with the mounting seats 1 through screws 4, a sealing ring 2 is arranged on the inner side of the mounting seats 1, the mounting seats 1 are tightly attached to the sealing ring 2, and the sealing ring 2 is attached to the outer wall of the outer sleeve 5; the two ends of the outer sleeve 5 and the inner sleeve 6 are respectively provided with a sealing gasket 3, the sealing gaskets 3 are positioned at the inner sides of the sealing rings 2, the sealing rings 2 are fixedly connected with the sealing gaskets 3, and the sealing rings 2 are fixedly and integrally connected with the sealing gaskets 3 through glue; the structure can ensure that the gap between the upper end and the lower end of the outer sleeve 5 and the inner sleeve 6 is well sealed by arranging the mounting seat 1, the sealing gasket 3 and the sealing ring 2; a tube body 74 is arranged in the outer sleeve 5, a sealing plug 71 is arranged at one end of the tube body 74, and the sealing plug 71 is connected with the upper end of the tube body 74; this structure can control the opening and closing of the tube 74 through the sealing plug 71, and can supplement gas into the inside of the sealing airbag 77 or discharge gas inside the sealing airbag 77 by using an air pump through the tube 74; the inner sleeve 6 comprises a ceramic body 61, a connecting layer 62 and a reinforcing layer 63, wherein the connecting layer 62 is made of high-temperature resistant fibers, and the reinforcing layer 63 is made of calcium oxide; the structure can relieve the phenomenon that the ceramic body 61 is easy to crack through the connecting layer 62, and the strength of the ceramic body 61 can be increased through the reinforcing layer 63; the outer sleeve 5 is movably connected with the inner sleeve 6, a groove is formed in the inner wall of the outer sleeve 5, and a fixing assembly 7 is arranged in the groove;
the fixing assembly 7 comprises a support 76 fixedly connected with two sides of the inner sleeve 6, the support 76 is made of elastic materials, the support 76 is made of silica gel materials, and the support 76 is of a hollow structure; the structure can lead the support 76 to have a certain deformation characteristic, when the inner sleeve 6 is inserted into the outer sleeve 5, the outer sleeve 5 and the inner sleeve 6 can be smoothly connected through the deformation of the support 76, and simultaneously the support 76 can be spliced with the sealing air bag 77 to form a finished seal; the inner sleeve 6 is fixed with the support 76 through screws, one side of the support 76 is connected with a spring 75, one side of the spring 75 is fixedly connected with a clamping block 73, the clamping block 73 is embedded with a magnet 72, and the clamping block 73 is matched with the groove structure on the outer sleeve 5; in the structure, the magnet 72 is arranged in the clamping block 73, so that when the outer sleeve 5 and the inner sleeve 6 are separated, the magnet 72 with the same polarity is used outside the outer sleeve 5, the two magnets 72 repel each other, the clamping block 73 is pushed to move to the right side, the spring 75 is compressed, and the spring 75, the clamping block 73 and the support 76 are compressed and exit from the groove on the outer sleeve 5, so that the outer sleeve 5 and the inner sleeve 6 are separated; the left side of the spring 75 is fixedly connected with a clamping block 73, a sealing air bag 77 is arranged in a groove on the inner wall of the outer sleeve 5, the outer sleeve 5 and the outer wall of the sealing air bag 77 are fixed through glue, the sealing air bag 77 is of an annular structure, the support 76, the spring 75 and the clamping block 73 penetrate through the sealing air bag 77 and are positioned in the groove, the support 76, the spring 75 and the clamping block 73 are movably connected with the sealing air bag 77, one side of the sealing air bag 77 is connected with a pipe 74, the top side of the sealing air bag 77 is in threaded connection with the pipe 74, a screw 4 is connected between one end of the inner sleeve 6 and the outer sleeve 5, and the upper end of the inner sleeve 6 and the outer sleeve 5 are fixed through the screw 4; the sealing air bag 77 is inflated by an air pump, and the sealing air bag 77 can be tightly attached to the outer wall of the support 76 after being inflated, so that good sealing is realized, and gas and liquid are prevented from entering the groove; by arranging the spring 75, when the clamping block 73 of the inner sleeve 6 moves to the position of the groove on the outer sleeve 5, the spring 75 can support the clamping block 73 to automatically enter the groove on the outer sleeve 5, so that the clamping connection between the outer sleeve 5 and the inner sleeve 6 is realized.
Working principle: when the ceramic cylinder sleeve for the slurry pump is used, if the ceramic cylinder sleeve for the slurry pump is required to be replaced, firstly, the sealing plug 71 is opened, gas in the sealing airbag 77 is discharged, then the screw 4 for fixing the mounting seat 1, the sealing ring 2 and the sealing gasket 3 can be firstly removed, then the mounting seat 1, the sealing ring 2 and the sealing gasket 3 are sequentially removed, after the mounting seat 1, the sealing ring 2 and the sealing gasket 3 are removed, the magnet 72 is used for being close to the clamping block 73 outside the outer sleeve 5, the magnet 72 in the outer sleeve 5 and the magnet 72 in the clamping block 73 repel each other, so that the clamping block 73 is pushed to move to the right side and slowly separated from the outer sleeve 5, the clamping block 73 pushes the spring 75 and the support 76 to be compressed in the moving process, the clamping block 73, the spring 75 and the support 76 are separated from the sealing airbag 77, at the moment, the inner sleeve 6 can be pulled upwards, the inner sleeve 6 can be removed from the inner part of the outer sleeve 5 to be replaced, and after the new inner sleeve 6 is inserted into the inner sleeve 5, the clamping block 73 is automatically clamped into a groove in the inner wall of the outer sleeve 5 under the pushing of the spring 75, and then the gas pump 77 is used for being matched with the sealing airbag 1 and the sealing gasket 3, and the sealing gasket 3 can be installed well.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a ceramic cylinder liner for slush pump, includes overcoat (5), and overcoat (5) inside is provided with endotheca (6), its characterized in that: the inner wall of the outer sleeve (5) is provided with a groove, and a fixing assembly (7) is arranged in the groove;
the fixing assembly (7) comprises a support (76) fixedly connected with two sides of the inner sleeve (6), a spring (75) is connected to one side of the support (76), a clamping block (73) is fixedly connected to one side of the spring (75), a sealing air bag (77) is arranged in a groove in the inner wall of the outer sleeve (5), the support (76), the spring (75) and the clamping block (73) penetrate through the sealing air bag (77) to be located inside the groove, a pipe body (74) is connected to one side of the sealing air bag (77), and a screw (4) is connected between one end of the inner sleeve (6) and the outer sleeve (5).
2. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: both ends of the outer sleeve (5) are respectively sleeved with a mounting seat (1), the inner side of each mounting seat (1) is provided with a sealing ring (2), and the sealing rings (2) are attached to the outer wall of the outer sleeve (5).
3. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: the two ends of the outer sleeve (5) and the inner sleeve (6) are respectively provided with a sealing gasket (3), the sealing gaskets (3) are positioned at the inner sides of the sealing rings (2), and the sealing rings (2) are fixedly connected with the sealing gaskets (3).
4. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: a tube body (74) is arranged in the outer sleeve (5), and a sealing plug (71) is arranged at one end of the tube body (74).
5. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: the magnet (72) is embedded in the clamping block (73), and the clamping block (73) is matched with the groove structure on the outer sleeve (5).
6. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: the support (76) is made of elastic materials, and the support (76) is of a hollow structure.
7. The ceramic cylinder liner for a slurry pump according to claim 1, wherein: the inner sleeve (6) comprises a ceramic body (61), a connecting layer (62) and a reinforcing layer (63), wherein the connecting layer (62) is made of high-temperature resistant fibers, and the reinforcing layer (63) is made of calcium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320931170.6U CN219654874U (en) | 2023-04-23 | 2023-04-23 | Ceramic cylinder sleeve for slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320931170.6U CN219654874U (en) | 2023-04-23 | 2023-04-23 | Ceramic cylinder sleeve for slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219654874U true CN219654874U (en) | 2023-09-08 |
Family
ID=87862517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320931170.6U Active CN219654874U (en) | 2023-04-23 | 2023-04-23 | Ceramic cylinder sleeve for slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219654874U (en) |
-
2023
- 2023-04-23 CN CN202320931170.6U patent/CN219654874U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |