CN113738701A - Impeller spacer sleeve of process pump for petrochemical industry - Google Patents
Impeller spacer sleeve of process pump for petrochemical industry Download PDFInfo
- Publication number
- CN113738701A CN113738701A CN202010468335.1A CN202010468335A CN113738701A CN 113738701 A CN113738701 A CN 113738701A CN 202010468335 A CN202010468335 A CN 202010468335A CN 113738701 A CN113738701 A CN 113738701A
- Authority
- CN
- China
- Prior art keywords
- shell
- impeller
- fixedly arranged
- rotating shaft
- process pump
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 125000006850 spacer group Chemical group 0.000 title claims description 14
- 238000007789 sealing Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 16
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/20—Mounting rotors on shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an impeller retaining sleeve of a process pump for petrochemical industry, which comprises a shell, wherein a water outlet pipeline is fixedly arranged on the left side of the shell, a water inlet pipeline is fixedly arranged on the right side of the bottom end of the shell, a fixing hole is formed in the side surface inside the shell, a rotating shaft is fixedly arranged inside the fixing hole, a plane rotating shaft is fixedly arranged on one side close to the rotating shaft inside the shell, an access hole is formed in the top end of the shell, a sealing cover is movably arranged at the top end of the shell inside the access hole through the rotating shaft, and a clamping block is fixedly arranged at the bottom end of the sealing cover. According to the impeller maintenance device, the top end of the shell is provided with the maintenance opening, the sealing cover is arranged on the maintenance opening, when the interior of the impeller needs to be maintained, the sealing cover can be upwards rotated through the rotating shaft by rotating the screw rod, and therefore a worker can conveniently check the condition of the interior of the shell, simple maintenance or maintenance work can be carried out, and the impeller maintenance device is more convenient to use.
Description
Technical Field
The invention belongs to the technical field of impellers, and particularly relates to an impeller retaining sleeve of a process pump for petrochemical industry.
Background
The impeller not only refers to a wheel disc provided with movable blades and is a component part of an impulse steam turbine rotor, but also refers to the total of the wheel disc and the movable blades arranged on the wheel disc, however, various impeller retaining sleeves on the market still have various problems.
Like the first-stage impeller spacer sleeve of petrochemical industry process pump that the grant bulletin number is CN 203214402U, it has realized that the axial force that makes first-stage impeller produce can utilize and divide half snap ring to transmit to the pump shaft on, play the thrust effect simultaneously, compare intensity higher with traditional gasket spacer sleeve isotructure, the effect is better, but do not solve current impeller spacer sleeve inconvenient simple maintenance and the maintenance of carrying on of in-process using, and take place to rock easily when the impeller work, lead to the problem that the impeller life-span is short, for this we propose an impeller spacer sleeve of petrochemical industry process pump.
Disclosure of Invention
The invention aims to provide an impeller retaining sleeve of a process pump for petrochemical industry, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an impeller retaining sleeve of a process pump for petrochemical engineering comprises a shell, wherein a water outlet pipeline is fixedly arranged on the left side of the shell, a water inlet pipeline is fixedly arranged on the right side of the bottom end of the shell, a fixed hole is formed in the side surface inside the shell, a rotating shaft is fixedly arranged inside the fixed hole, a planar rotating shaft is fixedly arranged on one side close to the rotating shaft inside the shell, an access hole is formed in the top end of the shell, a sealing cover is movably arranged at the top end of the shell inside the access hole through the rotating shaft, a clamping block is fixedly arranged at the bottom end of the sealing cover, a clamping groove is formed in the bottom end of the access hole of the shell, the clamping block is movably arranged inside the clamping groove, a lead screw is movably arranged on the right side of the clamping block, a limiting block is fixedly sleeved on the outer side of the right end of the lead screw, a threaded hole is formed in one side inside the clamping groove of the shell, and the left end of the lead screw penetrates through the clamping block and is movably arranged inside the threaded hole formed in the shell, the right-hand member of lead screw is fixed and is provided with the first in command, the bottom both sides of sealed lid all are fixed to be provided with sealed the pad.
Preferably, the top end of the shell is fixedly provided with a second handle through a mounting frame.
Preferably, the outer side of the second handle is fixedly sleeved with an anti-slip sleeve.
Preferably, a plurality of anti-skidding blocks are fixedly arranged on the plane rotating shaft.
Preferably, a rubber pad is fixedly arranged on the left side of the limiting block.
Preferably, the outer side of the first handle is provided with a plurality of anti-skid threads.
Preferably, the cross section of the sealing cover is convex.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the impeller maintenance device, the top end of the shell is provided with the maintenance opening, the sealing cover is mounted at the maintenance opening, when the interior of the impeller needs to be maintained, the screw rod can be moved out of the threaded hole by rotating the screw rod, the sealing cover can be rotated upwards through the rotating shaft, and therefore a worker can conveniently check the condition of the interior of the shell, simple maintenance or maintenance work can be performed, the use is more convenient, and meanwhile, the working efficiency can be effectively improved.
(2) According to the invention, the impeller is arranged in the shell, the central shaft of the impeller is arranged in the fixing hole, the central shaft is fixedly connected with the inner wall of the fixing hole through the bearing arranged in the fixing hole, and the planar bearing is contacted with one side of the impeller, so that after the impeller is installed, the planar bearing is contacted with the impeller, the stability of the impeller in operation can be ensured, the impeller is prevented from shaking in work, and the service life of the impeller can be prolonged.
Drawings
FIG. 1 is a schematic structural view of an impeller retaining sleeve of a process pump for petrochemical engineering according to the present invention;
FIG. 2 is an enlarged view of the impeller sleeve of the process pump for petrochemical engineering of the present invention at A in FIG. 1;
fig. 3 is a schematic view illustrating the installation of a sealing gasket of an impeller retaining sleeve of a process pump for petrochemical engineering according to the present invention.
In the figure: 1. a housing; 2. a water outlet pipeline; 3. a water inlet pipe; 4. a fixing hole; 5. a rotating shaft; 6. a planar rotating shaft; 7. an access hole; 8. a sealing cover; 9. a clamping block; 10. a card slot; 11. a screw rod; 12. a limiting block; 13. a threaded hole; 14. a first handle; 15. a gasket; 16. a second handle.
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.
Referring to fig. 1-3, the invention provides an impeller spacer sleeve of a process pump for petrochemical industry, which comprises a casing 1, wherein a water outlet pipeline 2 is fixedly arranged at the left side of the casing 1, a water inlet pipeline 3 is fixedly arranged at the right side of the bottom end of the casing 1, a fixing hole 4 is arranged at the inner side of the casing 1, a rotating shaft 5 is fixedly arranged in the fixing hole 4, a planar rotating shaft 6 is fixedly arranged at one side close to the rotating shaft 5 in the casing 1, an access hole 7 is arranged at the top end of the casing 1, a sealing cover 8 is movably arranged at the top end of the casing 1 in the access hole 7 through the rotating shaft 5, a clamping block 9 is fixedly arranged at the bottom end of the sealing cover 8, a clamping groove 10 is arranged at the bottom end of the access hole 7 of the casing 1, the clamping block 9 is movably arranged in the clamping groove 10, a screw rod 11 is movably arranged at the right side of the clamping block 9, a limiting block 12 is fixedly sleeved at the outer side of the right end of the screw rod 11, a threaded hole 13 is arranged at one side in the clamping groove 10 of the casing 1, the left end of the screw rod 11 penetrates through the fixture block 9 and is movably arranged in a threaded hole 13 formed in the shell 1, a first handle 14 is fixedly arranged at the right end of the screw rod 11, and sealing gaskets 15 are fixedly arranged on two sides of the bottom end of the sealing cover 8.
In this embodiment, preferably, the top end of the housing 1 is fixedly provided with a second handle 16 through a mounting frame, so that the housing is convenient to take and carry;
in this embodiment, preferably, an anti-slip sleeve is fixedly sleeved on the outer side of the second handle 16 to prevent slipping when the second handle is used;
in this embodiment, preferably, the planar rotating shaft 6 is fixedly provided with a plurality of anti-slip blocks, so that sufficient friction force exists between the planar bearing and the installed impeller, and one side of the planar bearing 6 can rotate along with the impeller;
in this embodiment, preferably, a rubber pad is fixedly arranged on the left side of the limiting block 12, so that the screw rod 11 can fix the sealing cover 8 more tightly;
in this embodiment, preferably, a plurality of anti-slip threads are formed on the outer side of the first handle 14, and when the first handle 14 is used, slipping can be effectively avoided by the anti-slip threads;
in this embodiment, the cross section of the seal cover 8 is preferably in a convex shape, which can improve the sealing effect of the seal cover 8.
The working principle and the using process of the invention are as follows: when the impeller is used, the impeller is arranged in the shell 1, the central shaft of the impeller is arranged in the fixed hole 4, the central shaft is fixedly connected with the inner wall of the fixed hole 4 through the bearing arranged in the fixed hole 4 and is contacted with one side of the impeller through the planar bearing, after the impeller is arranged, the stability of the impeller in operation can be ensured through the contact of the planar bearing and the impeller, the impeller is prevented from shaking in operation, the service life of the impeller can be prolonged, in addition, the top end of the shell 1 is provided with the access hole 7, the sealing cover 8 is arranged at the access hole 7, when the maintenance is needed to be carried out on the interior of the impeller, the screw rod 11 can be moved out from the threaded hole 13 through rotating the screw shaft 11, the sealing cover 8 can be upwards rotated through the rotating shaft 5, the condition of the interior of the shell 1 can be conveniently checked by a worker, and simple maintenance or maintenance work can be carried out, the use is more convenient, simultaneously can effectual improvement work efficiency.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments, modifications may be made, and an impeller sleeve of a petrochemical process pump may be modified without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (7)
1. The utility model provides an impeller spacer sleeve of process pump for petrochemical, includes casing (1), its characterized in that: a water outlet pipeline (2) is fixedly arranged on the left side of the shell (1), a water inlet pipeline (3) is fixedly arranged on the right side of the bottom of the shell (1), a fixing hole (4) is formed in the side surface inside the shell (1), a rotating shaft (5) is fixedly arranged inside the fixing hole (4), a planar rotating shaft (6) is fixedly arranged on one side close to the rotating shaft (5) inside the shell (1), an access hole (7) is formed in the top end of the shell (1), a sealing cover (8) is movably arranged on the top end of the shell (1) inside the access hole (7) through the rotating shaft (5), a clamping block (9) is fixedly arranged at the bottom end of the sealing cover (8), a clamping groove (10) is formed in the bottom end of the access hole (7) of the shell (1), the clamping block (9) is movably arranged inside the clamping groove (10), and a screw rod (11) is movably arranged on the right side of the clamping block (9), the fixed stopper (12) that is equipped with in the right-hand member outside of lead screw (11), screw hole (13) have been seted up in draw-in groove (10) inside one side in casing (1), the left end of lead screw (11) passes inside screw hole (13) that fixture block (9) activity set up was seted up in casing (1), the fixed first in command (14) that is provided with of right-hand member of lead screw (11), the bottom both sides of sealed lid (8) are all fixed and are provided with sealed pad (15).
2. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the top end of the shell (1) is fixedly provided with a second handle (16) through a mounting rack.
3. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 2, wherein: an anti-slip sleeve is fixedly sleeved on the outer side of the second handle (16).
4. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: and a plurality of anti-skidding blocks are fixedly arranged on the plane rotating shaft (6).
5. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: and a rubber pad is fixedly arranged on the left side of the limiting block (12).
6. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the outer side of the first handle (14) is provided with a plurality of anti-skid grains.
7. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the section of the sealing cover (8) is convex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468335.1A CN113738701A (en) | 2020-05-28 | 2020-05-28 | Impeller spacer sleeve of process pump for petrochemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468335.1A CN113738701A (en) | 2020-05-28 | 2020-05-28 | Impeller spacer sleeve of process pump for petrochemical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113738701A true CN113738701A (en) | 2021-12-03 |
Family
ID=78724167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010468335.1A Pending CN113738701A (en) | 2020-05-28 | 2020-05-28 | Impeller spacer sleeve of process pump for petrochemical industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113738701A (en) |
-
2020
- 2020-05-28 CN CN202010468335.1A patent/CN113738701A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211203 |
|
| WD01 | Invention patent application deemed withdrawn after publication |