CN207906152U - A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing - Google Patents
A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing Download PDFInfo
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- CN207906152U CN207906152U CN201721839368.2U CN201721839368U CN207906152U CN 207906152 U CN207906152 U CN 207906152U CN 201721839368 U CN201721839368 U CN 201721839368U CN 207906152 U CN207906152 U CN 207906152U
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- lantern ring
- substrate
- guiding trestle
- steel sleeve
- stainless steel
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Abstract
The utility model is related to cryogenic pipe field more particularly to a kind of guiding trestles.A kind of guiding trestle, including substrate, and the stainless steel sleeve pipe that is fixed on substrate；The pipeline of the stainless steel sleeve pipe is internally provided with lantern ring；The lantern ring is polytetrafluoroethylene (PTFE) lantern ring, the pipe side wall setting of the outer side surface fitting stainless steel sleeve pipe of lantern ring.The guiding trestle can effective restrictive pump nozzle horizontal displacement, protect the pump housing that gross distortion does not occur when nozzle bears greater level active force, and then protect the normal operation pumped.
Description
Technical field
The utility model is related to cryogenic pipe field more particularly to a kind of guiding trestle and a kind of vertical high pressure centrifugal pump pumps
The guide frame of body.
Background technology
Vertical centrifugal high pressure pump discharge pipe has operating pressure high, and operating temperature is low, the feature of nozzle load requirement harshness.
Temperature is down to -196 DEG C, and shrinkage is larger under pipe operations operating mode, if dealing with improperly, pump line mouth stress caused by pipeline shrinkage is very
Greatly.Because outlet conduit pressure is higher, outlet should not use the type flexible compensators such as hose, can cause if outlet conduit setting is improper
Nozzle stress is larger, especially the active force in pipe level direction, and pump line mouth can be caused to generate the displacement of horizontal direction, cause to pump
Housing distortion can influence the normal work of pump when serious.
Invention content
To solve the above-mentioned problems, the first of the utility model is designed to provide a kind of guiding trestle, the guiding trestle
Can effective restrictive pump nozzle horizontal displacement；The second of the utility model is designed to provide a kind of vertical high pressure centrifugal pump pump
The guide frame of body, the guide frame use above-mentioned guiding trestle, protect the pump housing when nozzle bears greater level active force not
Gross distortion occurs, and then protects the normal operation of pump.
In order to achieve the above purpose, the utility model uses technical solution below：
A kind of guiding trestle, it is characterised in that：Including substrate, and the stainless steel sleeve pipe that is fixed on substrate；It is described not
The pipeline of rust steel sleeve is internally provided with lantern ring；The lantern ring is polytetrafluoroethylene (PTFE) lantern ring, and the outer side surface of lantern ring is bonded stainless steel
The pipe side wall of casing is arranged.The technical solution provides a kind of guiding trestle, and the lantern ring of the guiding trestle is polytetrafluoroethylene (PTFE) set
Ring, smaller friction coefficient between polytetrafluoroethylene (PTFE) lantern ring and stainless steel sleeve pipe, can effectively reduce between guiding trestle and the pump housing
Frictional force, be conducive to it is axial freely stretch, and the displacement of horizontal direction is limited.
Preferably, the thickness of the lantern ring is 20mm.
Preferably, offering multiple connecting holes on the substrate, spiro-fixing part part is installed on connecting hole, substrate passes through spiral shell
Gu component is connect with pedestal.
A kind of guide frame of the vertical high pressure centrifugal pump pump housing, including vertical high pressure centrifugal pump；The vertical centrifugal high pressure
Pump includes shell, and the pump housing of setting inside housings；The outlet of the pump housing is bending tube, and the dog-ear end of bending tube is
The lower end of arcwall face, arcwall face is connected with branch pipe vertically；It is characterized in that：The branch pipe is supported by guiding trestle, the guiding
Holder includes substrate, and the stainless steel sleeve pipe being fixed on substrate；The pipeline of the stainless steel sleeve pipe is internally provided with lantern ring；Institute
It is polytetrafluoroethylene (PTFE) lantern ring, the pipe side wall setting of the outer side surface fitting stainless steel sleeve pipe of lantern ring to state lantern ring；The branch pipe is worn
It is located in the lantern ring of guiding trestle, the gap between branch pipe lateral wall and lantern ring madial wall is 0.5mm.The technical solution is related to one
The guide frame of the vertical high pressure centrifugal pump pump housing is planted, the outlet of the pump housing in the guide frame is bending tube, the arc of bending tube
Shape face lower end is connected with branch pipe vertically；The pipeline of the stainless steel sleeve pipe of guiding trestle is internally provided with lantern ring, and branch pipe is threaded through lantern ring
Inside can limit displacement of the pump housing in two horizontal directions, while can be conducive to freely stretching for pump housing axial direction；And lantern ring is poly- four
Vinyl fluoride lantern ring, smaller friction coefficient between polytetrafluoroethylene (PTFE) lantern ring and stainless steel sleeve pipe, can effectively reduce guiding trestle with
Frictional force between the pump housing.
Preferably, the thickness of the lantern ring is 20mm.
Preferably, offering multiple connecting holes on the substrate, spiro-fixing part part is installed on connecting hole, substrate passes through spiral shell
Gu component is connect with pedestal.
The utility model uses above-mentioned technical proposal, the technical solution to be related to a kind of guiding trestle；And use the guiding
The vertical high pressure centrifugal pump pump housing guide frame of holder；Above-mentioned two scheme can effective restrictive pump nozzle horizontal displacement, protection pump
Gross distortion does not occur when nozzle bears greater level active force for body, and then protects the normal operation of pump.
Description of the drawings
Fig. 1 is the structural schematic diagram of guiding trestle in embodiment 1.
Fig. 2 is the structure sectional view of guiding trestle in embodiment 1.
Fig. 3 is the guide frame of 2 mesohigh centrifugal pump body of embodiment.
Fig. 4 is the use schematic diagram of guiding trestle in embodiment 2.
Specific implementation mode
Below in conjunction with the accompanying drawings, the preferred embodiment of the utility model is described in further detail.
Embodiment 1：
A kind of guiding trestle as depicted in figs. 1 and 2, including substrate 1, and fixed stainless steel sleeve pipe on substrate 1
2.Multiple connecting holes are offered on the substrate 1, spiro-fixing part part 3 is installed on connecting hole, and substrate 1 passes through spiro-fixing part part 3 and base
Seat connection.Spiro-fixing part part 3 can be bolt.
The pipeline of the stainless steel sleeve pipe 2 is internally provided with lantern ring 4.The lantern ring 4 is polytetrafluoroethylene (PTFE) lantern ring 4, lantern ring 4
Thickness is 20mm, the pipe side wall setting of the outer side surface fitting stainless steel sleeve pipe 2 of lantern ring 4.The technical solution provides one kind and leads
To holder, the lantern ring 4 of the guiding trestle is polytetrafluoroethylene (PTFE) lantern ring, smaller between polytetrafluoroethylene (PTFE) lantern ring and stainless steel sleeve pipe 2
Friction coefficient, the frictional force between guiding trestle and the pump housing can be effectively reduced, be conducive to it is axial freely stretch, and to level side
To displacement limited.
Embodiment 2：
A kind of guide frame of vertical high pressure centrifugal pump pump housing as shown in Figure 3 and Figure 4, including vertical high pressure centrifugal pump 5.
The vertical high pressure centrifugal pump 5 includes shell 51, and the pump housing inside shell 51 is arranged.The outlet 53 of the pump housing is
The dog-ear end of bending tube, bending tube is arcwall face, and the lower end of arcwall face is connected with branch pipe 54 vertically.
The branch pipe is supported by guiding trestle, and the guiding trestle includes substrate 1, and fixed on substrate 1 stainless
Steel sleeve 2.Multiple connecting holes are offered on the substrate 1, spiro-fixing part part 3 is installed on connecting hole, and substrate 1 passes through spiro-fixing part part
3 connect with pedestal.The pipeline of the stainless steel sleeve pipe 2 is internally provided with lantern ring 4.The lantern ring 4 is polytetrafluoroethylene (PTFE) lantern ring 4, set
The 20mm of the thickness of ring 4, the pipe side wall setting of the outer side surface fitting stainless steel sleeve pipe 2 of lantern ring 4.The branch pipe, which is threaded through, leads
Into the lantern ring 4 of holder, the gap between 4 madial wall of branch pipe lateral wall and lantern ring is 0.5mm, convenient for assembly.
The technical solution is related to a kind of guide frame of 5 pump housing of vertical high pressure centrifugal pump, the pump housing in the guide frame
Outlet is bending tube, and the arcwall face lower end of bending tube is connected with branch pipe vertically.In the pipeline of the stainless steel sleeve pipe 2 of guiding trestle
Portion is equipped with lantern ring 4, and branch pipe is threaded through inside lantern ring 4, can limit displacement of the pump housing in two horizontal directions, while can be conducive to the pump housing
Axial freely stretches.And lantern ring 4 is polytetrafluoroethylene (PTFE) lantern ring 4, it is smaller between polytetrafluoroethylene (PTFE) lantern ring 4 and stainless steel sleeve pipe 2
Friction coefficient, the frictional force between guiding trestle and the pump housing can be effectively reduced.
Summary：
Above-described embodiment 1 is related to a kind of guiding trestle；Embodiment 2 is related to the vertical high pressure centrifugal pump with the guiding trestle
5 pump housing guide frames；Two schemes can effective restrictive pump nozzle horizontal displacement, the protection pump housing bears greater level effect in nozzle
Gross distortion does not occur when power, and then protects the normal operation of pump.The foregoing is merely presently preferred embodiments of the present invention, and does not have to
To limit the present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., include
Within protection scope of the present invention.
Claims (6)
1. a kind of guiding trestle, it is characterised in that：Including substrate, and the stainless steel sleeve pipe that is fixed on substrate；It is described stainless
The pipeline of steel sleeve is internally provided with lantern ring；The lantern ring is polytetrafluoroethylene (PTFE) lantern ring, and the outer side surface of lantern ring is bonded stainless steel sleeve
The pipe side wall of pipe is arranged.
2. a kind of guiding trestle according to claim 1, it is characterised in that：The thickness of the lantern ring is 20mm.
3. a kind of guiding trestle according to claim 1, it is characterised in that：Multiple connecting holes are offered on the substrate,
Spiro-fixing part part is installed, substrate is connect by spiro-fixing part part with pedestal on connecting hole.
4. a kind of guide frame of the vertical high pressure centrifugal pump pump housing, including vertical high pressure centrifugal pump；The vertical high pressure centrifugal pump
Including shell, and the pump housing of setting inside housings；The outlet of the pump housing is bending tube, and the dog-ear end of bending tube is arc
The lower end in shape face, arcwall face is connected with branch pipe vertically；It is characterized in that：The branch pipe is supported by guiding trestle, the guiding branch
Frame includes substrate, and the stainless steel sleeve pipe being fixed on substrate；The pipeline of the stainless steel sleeve pipe is internally provided with lantern ring；It is described
Lantern ring is polytetrafluoroethylene (PTFE) lantern ring, the pipe side wall setting of the outer side surface fitting stainless steel sleeve pipe of lantern ring；The branch pipe is worn
In the lantern ring of guiding trestle, the gap between branch pipe lateral wall and lantern ring madial wall is 0.5mm.
5. a kind of guide frame of vertical high pressure centrifugal pump pump housing according to claim 4, it is characterised in that：The lantern ring
Thickness be 20mm.
6. a kind of guide frame of vertical high pressure centrifugal pump pump housing according to claim 4, it is characterised in that：The substrate
On offer multiple connecting holes, spiro-fixing part part is installed, substrate is connect by spiro-fixing part part with pedestal on connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721839368.2U CN207906152U (en) | 2017-12-25 | 2017-12-25 | A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721839368.2U CN207906152U (en) | 2017-12-25 | 2017-12-25 | A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906152U true CN207906152U (en) | 2018-09-25 |
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ID=63568998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721839368.2U Active CN207906152U (en) | 2017-12-25 | 2017-12-25 | A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939737A (en) * | 2017-12-25 | 2018-04-20 | 杭州福斯达深冷装备股份有限公司 | A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing |
-
2017
- 2017-12-25 CN CN201721839368.2U patent/CN207906152U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939737A (en) * | 2017-12-25 | 2018-04-20 | 杭州福斯达深冷装备股份有限公司 | A kind of guide frame of guiding trestle and the vertical high pressure centrifugal pump pump housing |
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