CN222436615U - Energy-saving condensate pump protector - Google Patents
Energy-saving condensate pump protector Download PDFInfo
- Publication number
- CN222436615U CN222436615U CN202421205404.XU CN202421205404U CN222436615U CN 222436615 U CN222436615 U CN 222436615U CN 202421205404 U CN202421205404 U CN 202421205404U CN 222436615 U CN222436615 U CN 222436615U
- Authority
- CN
- China
- Prior art keywords
- driving shaft
- oil
- pump body
- fixedly arranged
- locking mechanism
- 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.)
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Links
- 230000001012 protector Effects 0.000 title description 2
- 238000007789 sealing Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 56
- 239000010687 lubricating oil Substances 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000001050 lubricating effect Effects 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an energy-saving condensate pump protection device, wherein a mechanical sealing piece sleeved on the surface of a driving shaft is fixedly arranged on the inner side wall of a pump body, a device box is fixedly arranged at the top of the pump body, a hydraulic rod and an oil storage tank are fixedly arranged in the device box, a locking mechanism is fixedly arranged on a piston shaft of the hydraulic rod, the locking mechanism is positioned in the pump body and above the driving shaft, the hydraulic rod is controlled to be close to or far away from the driving shaft by the locking mechanism, and the oil storage tank is used for filling oil into the driving shaft by the locking mechanism. When the driving shaft is required to be locked, the hydraulic rod is only required to be started, the semicircular locking disc is pushed by the hydraulic rod to be close to the driving shaft, the driving shaft can be locked by being clamped into the oil groove through the protruding teeth, the stability of the subsequent motor during maintenance is guaranteed, the maintenance efficiency is improved, meanwhile, the oil in the oil storage tank is lubricated, the lubricating oil in the oil storage tank is injected into the oil groove through the oil hole, and when the subsequent driving shaft rotates, the lubricating oil in the oil groove can infiltrate into the mechanical sealing piece to achieve the lubricating effect, stop clamping and reduce energy consumption.
Description
Technical Field
The utility model relates to the technical field of power plant equipment, in particular to an energy-saving condensate pump protection device.
Background
The condensate pump is used for pumping the water pump of condensate in the thermal power station, its suction side high vacuum, therefore the anti cavitation requirement to the pump is especially high, condensate pump is because the pressure differential of steam is great in the use, can produce corresponding vibration in the moment of start and stop, so water pump and motor all adopt the bolt of major diameter to connect the reinforcement, but when long-time use, the inside easy damage of motor, so need often to disassemble the maintenance with the motor, the maintenance in-process is because the drive shaft of motor lacks locking mechanism, take place to rotate easily, the stability of maintenance is influenced, the maintenance operation degree of difficulty has been improved, motor long-time use simultaneously, drive shaft and water pump junction is also blocked and rusted by impurity easily, the drive shaft rotates and is blocked easily, lead to the motor energy consumption can increase.
Disclosure of utility model
The utility model aims to provide an energy-saving type condensate pump protection device.
In order to achieve the purpose, the energy-saving condensate pump protection device comprises a base, wherein a motor and a pump body are fixedly arranged on the base, a driving shaft is arranged between the motor and the pump body, one end of the driving shaft is inserted into the pump body, an impeller is fixedly arranged at one end of the driving shaft, which is positioned in the pump body, a mechanical sealing piece sleeved on the surface of the driving shaft is fixedly arranged on the inner side wall of the pump body, a device box is fixedly arranged at the top of the pump body, a hydraulic rod and an oil storage tank are fixedly arranged in the device box, a locking mechanism is fixedly arranged on a piston shaft of the hydraulic rod, the locking mechanism is positioned in the pump body, the locking mechanism is positioned above the driving shaft, the hydraulic rod is close to or far away from the driving shaft through controlling the locking mechanism, and the oil storage tank is used for injecting oil into the driving shaft through the locking mechanism.
Preferably, a plurality of oil grooves are formed in the surface of the driving shaft at the position of the locking mechanism.
Preferably, the locking mechanism comprises a semicircular locking disc and a jacking column, a plurality of protruding teeth with the sizes corresponding to the cross section sizes of the oil grooves are uniformly and fixedly arranged on the inner side surface of the semicircular locking disc, the jacking column is fixedly arranged on the upper portion of the semicircular locking disc, and the upper end of the jacking column is fixedly connected with a piston shaft of the hydraulic rod.
Preferably, a bottom support column is fixedly arranged at the bottom in the pump body, the bottom support column is aligned with the top column, and the bottom support column is used for supporting the driving shaft.
Preferably, an oil hole penetrating through the protruding teeth is formed in the top column, an electromagnetic valve is mounted at an oil outlet of the oil storage tank, and the electromagnetic valve is communicated and connected with the oil hole through a hose.
Preferably, a filter box is arranged on the water inlet pipe of the pump body, and a filter screen is arranged in the filter box.
Preferably, one end of the oil groove extends into the mechanical seal.
Compared with the prior art, the utility model has the advantages that:
When the driving shaft is required to be locked, the hydraulic rod is only required to be started, the semicircular locking disc is pushed by the hydraulic rod to be close to the driving shaft, the driving shaft can be locked by being clamped into the oil groove through the protruding teeth, the stability of the subsequent motor during maintenance is guaranteed, the maintenance efficiency is improved, meanwhile, the oil in the oil storage tank is lubricated, the lubricating oil in the oil storage tank is injected into the oil groove through the oil hole, and when the subsequent driving shaft rotates, the lubricating oil in the oil groove can infiltrate into the mechanical sealing piece to achieve the lubricating effect, stop clamping and reduce energy consumption.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an energy-efficient condensate pump protection device of the present utility model;
FIG. 2 is a cross-sectional view of the pump body of the present utility model;
fig. 3 is a block diagram of a semicircular locking disk of the present utility model.
In the figure, a base 1, a motor 2, a driving shaft 3, an impeller 31, an oil groove 32, a pump body 4, a water inlet pipe 41, a device box 5, a hydraulic rod 51, an oil storage box 52, an electromagnetic valve 53, a filtering box 6, a mechanical sealing element 7, a bottom supporting column 8, a semicircular locking disc 9, a supporting column 91, an oil hole 92 and protruding teeth 93 are arranged.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1 and 2, the utility model provides an energy-saving condensate pump protection device, which comprises a base 1, wherein a motor 2 and a pump body 4 are fixedly installed on the base 1, a driving shaft 3 is installed between the motor 2 and the pump body 4, one end of the driving shaft 3 is inserted into the pump body 4, one end of the driving shaft 3 positioned in the pump body 4 is fixedly provided with an impeller 31, the inner side wall of the pump body 4 is fixedly provided with a mechanical sealing element 7 sleeved on the surface of the driving shaft 3, the top of the pump body 4 is fixedly provided with a device box 5, the inside of the device box 5 is fixedly provided with a hydraulic rod 51 and an oil storage tank 52, a piston shaft of the hydraulic rod 51 is fixedly provided with a locking mechanism, the locking mechanism is positioned in the pump body 4, the locking mechanism is positioned above the driving shaft 3, the hydraulic rod 51 is close to or far away from the driving shaft 3 through controlling the locking mechanism, the oil storage tank 52 is used for filling oil into the driving shaft 3 through the locking mechanism, the oil storage tank 52 is used for storing lubricating oil, the lubricating oil is conveniently added and the pressure balance in the oil storage tank 52 is ensured, and an adjusting air valve and an oil storage joint are arranged on the oil storage tank 52.
In order to improve the locking stability and ensure that the lubricating oil can be attached to the driving shaft 3 for a long time, in this embodiment, a plurality of oil grooves 32 are formed on the surface of the driving shaft 3 at the position of the locking mechanism.
Referring to fig. 3, in this embodiment, the locking mechanism includes a semicircular locking disc 9 and a top post 91, a plurality of protruding teeth 93 corresponding to the cross-sectional dimensions of the oil groove 32 are uniformly fixed on the inner surface of the semicircular locking disc 9, the specific shape and the inclination angle of the protruding teeth 93 only need to be satisfied, and the protruding teeth 93 can be smoothly inserted into the oil groove 32, the top post 91 is fixedly mounted on the upper portion of the semicircular locking disc 9, and the upper end of the top post 92 is fixedly connected with the piston shaft of the hydraulic rod 51.
Further, in order to avoid deformation of the driving shaft 3 caused by extrusion of the driving shaft 3 by the semicircular locking disc 9, in this embodiment, a bottom supporting column 8 is fixedly installed in the bottom of the pump body 4, the bottom supporting column 8 is aligned with the top supporting column 91, and the bottom supporting column 8 is used for supporting the driving shaft 3.
Further, in this embodiment, the jack post 91 is internally provided with an oil hole 92 penetrating through the protruding tooth 93, the oil outlet of the oil tank 52 is provided with the electromagnetic valve 53, the electromagnetic valve 53 is connected with the oil hole 92 in a communicating manner through a hose, the electromagnetic valve 52 is started, and the oil tank 52 is lubricated with oil to be injected into the oil groove 32 through the oil hole 92.
Further, in order to reduce the impurity entering the pump body 4, in this embodiment, the water inlet pipe 41 of the pump body 31 is provided with a filter box 6, and the filter box 5 is provided with a filter screen, which can filter the impurity.
Further, to ensure that the lubricating oil in the oil groove 32 smoothly permeates into the mechanical seal 7, in this embodiment, one end of the oil groove 32 extends into the mechanical seal 7.
When the driving shaft 3 needs to be locked, the driving shaft 3 can be locked by only starting the hydraulic rod 51, the hydraulic rod 51 pushes the semicircular locking disc 9 to be close to the driving shaft 3 and is clamped into the oil groove 32 through the protruding teeth 93, meanwhile, the electromagnetic valve 52 is started, the oil storage tank 52 is lubricated, the oil is injected into the oil groove 32 through the oil hole 92, and when the subsequent driving shaft 3 rotates, the lubricating oil in the oil groove 32 can infiltrate into the mechanical sealing element 7 to play a lubricating role, stop blocking and reduce energy consumption.
Although the embodiments of the present utility model have been described with reference to the accompanying drawings, the patentees may make various modifications or alterations within the scope of the appended claims, and are intended to be within the scope of the utility model as described in the claims.
Claims (7)
1. The energy-saving condensate pump protection device comprises a base, a motor and a pump body are fixedly arranged on the base, a driving shaft is arranged between the motor and the pump body, and the energy-saving condensate pump protection device is characterized in that one end of the driving shaft is inserted into the pump body, an impeller is fixedly arranged at one end of the driving shaft, which is positioned in the pump body, a mechanical sealing piece sleeved on the surface of the driving shaft is fixedly arranged on the inner side wall of the pump body, a device box is fixedly arranged at the top of the pump body, a hydraulic rod and an oil storage tank are fixedly arranged in the device box, a locking mechanism is fixedly arranged on a piston shaft of the hydraulic rod, the locking mechanism is positioned in the pump body, the locking mechanism is positioned above the driving shaft, the hydraulic rod is close to or far away from the driving shaft through controlling the locking mechanism, and the oil storage tank is used for injecting oil into the driving shaft through the locking mechanism.
2. The energy-saving condensate pump protection device as set forth in claim 1, wherein a plurality of oil grooves are formed in the surface of the driving shaft at the position of the locking mechanism.
3. The energy-saving condensate pump protection device of claim 2, wherein the locking mechanism comprises a semicircular locking disc and a jacking column, a plurality of protruding teeth with the sizes corresponding to the cross-sectional sizes of the oil grooves are uniformly and fixedly arranged on the inner side surface of the semicircular locking disc, the jacking column is fixedly arranged on the upper portion of the semicircular locking disc, and the upper end of the jacking column is fixedly connected with a piston shaft of the hydraulic rod.
4. The apparatus of claim 3, wherein a bottom support is fixedly mounted in the bottom of the pump body, the bottom support is aligned with the top support, and the bottom support is used for supporting the driving shaft.
5. The energy-saving condensate pump protection device according to claim 3, wherein the top column is internally provided with an oil hole penetrating through the protruding teeth, and an oil outlet of the oil storage tank is provided with an electromagnetic valve which is communicated and connected with the oil hole through a hose.
6. The energy-saving condensate pump protection device of claim 1, wherein a filter box is arranged on a water inlet pipe of the pump body, and a filter screen is arranged in the filter box.
7. The apparatus of claim 2, wherein one end of the oil sump extends into the mechanical seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421205404.XU CN222436615U (en) | 2024-05-30 | 2024-05-30 | Energy-saving condensate pump protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421205404.XU CN222436615U (en) | 2024-05-30 | 2024-05-30 | Energy-saving condensate pump protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222436615U true CN222436615U (en) | 2025-02-07 |
Family
ID=94397852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421205404.XU Active CN222436615U (en) | 2024-05-30 | 2024-05-30 | Energy-saving condensate pump protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222436615U (en) |
-
2024
- 2024-05-30 CN CN202421205404.XU patent/CN222436615U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |