CN206903862U - A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps - Google Patents
A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps Download PDFInfo
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- CN206903862U CN206903862U CN201720600152.4U CN201720600152U CN206903862U CN 206903862 U CN206903862 U CN 206903862U CN 201720600152 U CN201720600152 U CN 201720600152U CN 206903862 U CN206903862 U CN 206903862U
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- oil pump
- oiling
- generating unit
- power generating
- hydraulic pressure
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Abstract
A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps are the utility model is related to, including：Oiling oil pump component：Including oiling oil pump (5), and the oiling transit joint (6) being connected with the oiling oil pump (5) by oil pipe；Hydraulic elongator (4)：Cylinder body (43) including fixed installation, and propelling piston (45), wherein, the front end of described cylinder body (43) is provided with plunger shaft, the propelling piston (45) being moved along it is mounted with plunger shaft, is also equipped with connecting the propulsion transit joint (42) of the plunger shaft on cylinder body (43) by oil circuit；Promote oil pump component：Propulsion oil pump (1) including connecting the propulsion transit joint (42) by oil pipe.Compared with prior art, the utility model installation is simple and convenient to operate, and can reduce the workload of Field Force, shortens feed pump disassembly and assembly time, is greatly reduced due to feed pump inspection, maintenance or replacing consumable accessory and to loss caused by power plant.
Description
Technical field
A kind of half a coupler mounting or dismounting tools are the utility model is related to, are given more particularly, to one kind for 1000MW fired power generating units
The novel coupler hydraulic pressure mounting or dismounting tools of water pump.
Background technology
In recent years, China's thermal power generation unit to high efficiency, high parameter, Large Copacity super-critical and ultra super-critical power unit
Development.Large Copacity, 1000MW (100%) the thermoelectricity extra-supercritical units of high parameter are due to saving primary energy, reducing dirt
The discharge of dye thing, reduce the advantages that generator operation cost and turn into the thermoelectricity new technology of major Utilities Electric Group Co. the Eleventh Five-Year Plan period
The emphasis of development construction.Compared to the boiler feed pump of other capacity units, 1000MW (100%) thermoelectricity extra-supercritical unit is supporting
Feedwater pump group there is Large Copacity, high-lift, efficient feature, the physical dimension of feed pump is big, and the diameter of axle is thick, so half-and-half joins
The accurate installation of axle device just has higher requirement.
The assembly and disassembly of traditional half a coupler are realized using common manual torque wrench, this to operate what is not only assembled and disassembled
Precision is extremely low, and the workload of field personnel is also very big.Therefore it provides a kind of installation is quick.The high assembly and disassembly work of precision
Tool seems particularly necessary.
Utility model content
The purpose of this utility model is exactly to provide one kind the defects of overcoming above-mentioned prior art to exist and be used for
The novel coupler hydraulic pressure mounting or dismounting tools of 1000MW fired power generating unit feed pumps.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps, including：
Oiling oil pump component：Connect including oiling oil pump, and with the oiling transition that the oiling oil pump is connected by oil pipe
Head；
Hydraulic elongator：Cylinder body including fixed installation, and propelling piston, wherein, the front end of described cylinder body is provided with
Plunger shaft, is mounted with the propelling piston being moved along it in plunger shaft, is also equipped with connecting the work by oil circuit on cylinder body
Fill in the propulsion transit joint of chamber；
Promote oil pump component：Propulsion oil pump including connecting the propulsion transit joint by oil pipe.
Preferably, described propelling piston is towards being provided with sealing ring in the one side of plunger shaft bottom.
It is furthermore preferred that the mounting for abutting half a coupler to be assembled and disassembled is additionally provided with the another side of propelling piston.
Preferably, it is additionally provided with hanger on described cylinder body.
Preferably, described oil pipe is high-pressure hose.
Preferably, it is equipped with pressure display unit on described propulsion oil pump and oiling oil pump.
Compared with prior art, the utility model be not only able to ensure that power plant in maintenance to the controllability of time,
And the tool construction is simple and convenient to operate, the accurate push-in stroke for ensureing half a coupler, i.e., the work of Field Force can be reduced
Amount, is also effectively protected the safety of personnel during installation and removal.
Brief description of the drawings
Fig. 1 is operating diagram of the present utility model；
Fig. 2 is the structural representation of hydraulic elongator of the present utility model；
In figure, 1- promotes oil pump, 2- high-pressure hoses, 3- pressure display units, 4- hydraulic elongators, 41- hangers, 42- propulsions
Transit joint, 43- cylinder bodies, 44- sealing rings, 45- propelling pistons, 46- mountings, 5- oiling oil pumps, 6- oiling transit joints, 7- half
Shaft coupling, 8- dial gauges.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps, its structure is referring to Fig. 1 institutes
Show, including：
Oiling oil pump component：Including oiling oil pump 5, and the oiling transition being connected with oiling oil pump 5 by high-pressure hose 2
Joint 6.
Hydraulic elongator 4, its structure are as shown in Figure 2：Cylinder body 43 including fixed installation, and propelling piston 45, wherein,
The front end of cylinder body 43 is provided with plunger shaft, and the propelling piston 45 being moved along it is mounted with plunger shaft, is also installed on cylinder body 43
There is the propulsion transit joint 42 that plunger shaft is connected by oil circuit；Propelling piston 45 is close towards being provided with the one side of plunger shaft bottom
Seal 44, the mounting 46 for abutting half a coupler 7 to be assembled and disassembled is additionally provided with the another side of propelling piston 45.On cylinder body 43
It is additionally provided with hanger 41.
Promote the component of oil pump 1：The propulsion oil pump 1 of transit joint 42 is promoted including being connected by high-pressure hose 2.
Promote and be equipped with pressure display unit 3 on oil pump 1 and oiling oil pump 5.
When carrying out the assembly and disassembly of novel coupler using above-mentioned mounting or dismounting tools, specific operating method is as follows：
1) instrument prepares, the component of oiling oil pump 5, promotes the component of oil pump 1, hydraulic elongator 4, adapter, dial gauge 8.
2) push-in stroke is determined, the finish cleaned between mating surface operative cooperation face.
3) promote in place, hydraulic oil is uniformly smeared on hole axle contact surface, the push-tight of half a coupler 7 is in place, as shown in Figure 1 will
Each instrument is installed in place, and each screwed pipe joint in oil circuit should be tightened suitably, and dial gauge 8 is firmly installed and writes down initial reading,
Indicated according to final position of the push-in stroke after the completion of propulsion.
4) evacuation of air, entrained gas is unable in oil circuit, in oiling oil pump 5 and promote the appropriate hydraulic pressure of each self seeding of oil pump 1
Oil, pipeline needed after connecting idle discharge to have cleaning do not have alveolate hydraulic oil to flow out untill, then by oiling transit joint 6 and promote
Transit joint 42 screws.
5) half a coupler 7 promotes, first using promoting oil pump 1 that part is pushed into propulsion original position, such contact surface it
Between establish certain pressure, a large amount of drainings when can prevent oiling, then using oiling oil pump 5, hydraulic oil is entered workpiece and rotor
Between, certain pressure is established between contact surface, pressure is increased until having oil spill to go out between rotor and workpiece.Use oiling simultaneously
With promoting the marginal not of oil pump 1 oil, side promotes oil pump 5, slowly promotes until half a coupler 7 is advanced to specified location and can stopped to oil
The operation of pump.
6) release oil extraction, half a coupler 7 maintain the pressure of hydraulic elongator 4, open unloading for oiling oil pump 5 after being advancing to the position
Pressure valve release, treat that the oil between two junction empties under the effect of the pressure, contact surface directly contacts, and meets inclined-plane condition of self-locking,
The release of oil pump 1 is promoted, then pulls down instrument, completes the installation of half a coupler 7.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without by performing creative labour.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art according to announcement of the present utility model, do not depart from improvement that the utility model category made and
Modification all should be within the scope of protection of the utility model.
Claims (6)
- A kind of 1. novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps, it is characterised in that including：Oiling oil pump component：Including oiling oil pump (5), and the oiling transition being connected with the oiling oil pump (5) by oil pipe Joint (6)；Hydraulic elongator (4)：Cylinder body (43) including fixed installation, and propelling piston (45), wherein, described cylinder body (43) Front end be provided with plunger shaft, the propelling piston (45) being moved along it is mounted with plunger shaft, is also equipped with cylinder body (43) The propulsion transit joint (42) of the plunger shaft is connected by oil circuit；Promote oil pump component：Propulsion oil pump (1) including connecting the propulsion transit joint (42) by oil pipe.
- 2. a kind of novel coupler hydraulic pressure for 1000MW fired power generating unit feed pumps according to claim 1 assembles and disassembles work Tool, it is characterised in that described propelling piston (45) is towards being provided with sealing ring (44) in the one side of plunger shaft bottom.
- 3. a kind of novel coupler hydraulic pressure for 1000MW fired power generating unit feed pumps according to claim 2 assembles and disassembles work Tool, it is characterised in that the mounting for abutting half a coupler to be assembled and disassembled (7) is additionally provided with the another side of propelling piston (45) (46)。
- 4. a kind of novel coupler hydraulic pressure for 1000MW fired power generating unit feed pumps according to claim 1 assembles and disassembles work Tool, it is characterised in that be additionally provided with hanger (41) on described cylinder body (43).
- 5. a kind of novel coupler hydraulic pressure for 1000MW fired power generating unit feed pumps according to claim 1 assembles and disassembles work Tool, it is characterised in that described oil pipe is high-pressure hose (2).
- 6. a kind of novel coupler hydraulic pressure for 1000MW fired power generating unit feed pumps according to claim 1 assembles and disassembles work Tool, it is characterised in that be equipped with pressure display unit (3) on described propulsion oil pump (1) and oiling oil pump (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720600152.4U CN206903862U (en) | 2017-05-26 | 2017-05-26 | A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720600152.4U CN206903862U (en) | 2017-05-26 | 2017-05-26 | A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206903862U true CN206903862U (en) | 2018-01-19 |
Family
ID=61285793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720600152.4U Active CN206903862U (en) | 2017-05-26 | 2017-05-26 | A kind of novel coupler hydraulic pressure mounting or dismounting tools for 1000MW fired power generating unit feed pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206903862U (en) |
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2017
- 2017-05-26 CN CN201720600152.4U patent/CN206903862U/en active Active
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