CN209340191U - A kind of pump housing guiding mechanism for hot environment - Google Patents
A kind of pump housing guiding mechanism for hot environment Download PDFInfo
- Publication number
- CN209340191U CN209340191U CN201821857843.3U CN201821857843U CN209340191U CN 209340191 U CN209340191 U CN 209340191U CN 201821857843 U CN201821857843 U CN 201821857843U CN 209340191 U CN209340191 U CN 209340191U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- straight tube
- pump housing
- guiding mechanism
- hot environment
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to arrive a kind of pump housing guiding mechanism for hot environment, including vertical high pressure centrifugal pump, it further includes being connected to outlet and straight tube straight down that outlet is provided on vertical high pressure centrifugal pump, it further include the guide pipe that cooperation is set in outside straight tube, guide pipe includes several cylinders being arranged concentrically and wraps up in the flexible air tight defense water cloth being located at outside cylinder, cylinder path length is gradually reduced and can successively be arranged, and flexible air tight defense water cloth both ends are connect with the cylinder for being located at both ends respectively；The clamping rings that the top is arranged in gripping pulls up cylinder, so that the spring steel ball on cylinder is successively connected to the annular groove in adjacent cylinders, to be assembled into a tubular using several cylinders；The spring steel ball of the top cylinder is connected to the second annular groove on straight tube；Make guide pipe height adjustable also facilitate that guide pipe is connected on straight tube or disassembled from above by this setup.
Description
Technical field
The utility model relates to a kind of pump housing guiding mechanism, in particular to a kind of pump housing Guiding machine for hot environment
Structure.
Background technique
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 °C, and shrinkage is larger under pipe operations operating condition, if dealing with improperly, pump line mouth stress caused by pipeline shrinkage is very
Greatly.Because outlet conduit pressure is higher, outlet should not be using type flexible compensators such as hoses, if outlet conduit setting is improper to be caused
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 will affect the normal work of pump when serious.
As application No. is a kind of guiding trestle disclosed in the Chinese patent of " 201711420696.3 " and vertical high pressure from
The guide frame of the heart pump pump housing, in the structure disclosed in above-mentioned patent, guiding mechanism mainly includes substrate, stainless steel sleeve pipe,
The pipeline of stainless steel sleeve pipe is internally provided with lantern ring, and lantern ring lateral wall is bonded the pipe side wall setting of stainless steel sleeve pipe；Utilize this
The horizontal displacement at kind bracket restrictive pump critical point protects the pump housing not occur when nozzle bears greater level active force severely deformed.
But maintenance dismounting is not easy to after above structure installation, thus we provide a kind of dismounting easy to repair herein
Pump housing guiding mechanism.
Utility model content
The purpose of the utility model is to provide a kind of pump housing guiding mechanisms for hot environment.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of for hot environment
Pump housing guiding mechanism, including vertical high pressure centrifugal pump is provided with outlet on the vertical high pressure centrifugal pump and further includes and go out
The connection of mouth pipe and straight tube straight down further include the guide pipe that cooperation is set in outside straight tube, and the guide pipe is away from straight tube
One end is fixed on ground, and the guide pipe includes several cylinders being arranged concentrically and wraps up in the flexible air-tight water-proof being located at outside cylinder
Cloth, the cylinder path length are gradually reduced and can successively be arranged, the flexible air tight defense water cloth both ends respectively be located at both ends circle
Cylinder connection.
Preferably, the cylinder inner wall is provided with several spring steel balls, the cylinder outer wall is provided with annular groove, institute
It states spring steel ball and is able to cooperate and be connected in annular groove.
Preferably, the straight tube outer wall is provided with the second annular groove that can cooperate with spring steel ball.
Preferably, being provided with flexible strand in the flexible air tight defense water cloth, it is provided on the straight tube for flexible strand
Tie up the ear set.
Preferably, the flexible air tight defense water cloth includes successively including the first rubber layer, nonwoven layer, the second rubber layer
And nano-sized hydrophobic layer.
Preferably, first rubber layer, the second rubber layer are polyethylene polypropylene polymer membranes.
Preferably, the flexible air tight defense water cloth is connect with rotary drum.
Preferably, the flexible air tight defense water cloth end is provided with clamping rings, the cylinder outer wall is recessed inwardly shape
Slot is circularized, the drum surface is avoided being provided with screw thread at the position of annular groove.
In conclusion the utility model has the following beneficial effects:
When unused, guide pipe one end is fixed on the ground, later the length according to straight tube apart from ground, holds setting
Clamping rings in the top pulls up cylinder, so that the spring steel ball on cylinder is successively connected to the annular in adjacent cylinders recessed
Slot, to be assembled into a tubular using several cylinders, the water cloth of flexible air tight defense at this time is located on the outside of cylinder；Spring steel ball clamping
Second annular groove on straight tube, then rich be located on ear of flexible strand is further fixed avoids in straight tube substance momentum too
Greatly, guide pipe is washed out；By this setup make guide pipe height it is adjustable also facilitate guide pipe is connected on straight tube or
It is disassembled from above.
Detailed description of the invention
Fig. 1 is overall structure diagram in embodiment；
Fig. 2 is part-structure sectional view in embodiment；
Fig. 3 is guide pipe part-structure sectional view in embodiment；
Fig. 4 is flexible air tight defense water cloth structure sectional view in embodiment.
In figure, 1, vertical high pressure centrifugal pump；12, outlet；13, straight tube；131, second annular groove；2, guide pipe；21,
Flexible air tight defense water cloth；211, the first rubber layer；212, nonwoven layer；213, the second rubber layer；214, nano-sized hydrophobic layer；23,
Cylinder；231, spring steel ball；232, annular groove；233, annular groove；24, flexible strand；25, ear；31, clamping rings；32,
Annular groove.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Embodiment:
A kind of pump housing guiding mechanism for hot environment, as depicted in figs. 1 and 2, including vertical high pressure centrifugal pump 1, it stands
Outlet 12 and straight tube 13 are provided on formula high pressure centrifugal pump 1；It further include guide pipe 2,2 one end of guide pipe is set in straight tube 13
The other end is fixed on ground, and guide pipe 2 includes again several cylinders 23 and flexible air tight defense water cloth 21, if cylinder 23 is provided with
Dry, 23 path length of cylinder is sequentially reduced and can mutually be arranged, and flexible air tight defense water cloth 21 is set in 23 outside of cylinder and both ends are distinguished
It is connect with the cylinder 23 for being located at both ends, cylinder 23 is made of stainless steel.
As shown in Figures 2 and 3, several spring steel balls 231 are provided on 23 inner wall of cylinder, 23 outer wall of cylinder is provided with annular
Groove 233, spring steel ball 231, which is able to cooperate, to be connected in annular groove 233, and the spring steel ball 231 on cylinder 23 is successively clamped
Annular groove 233 in adjacent cylinders 23, to be assembled into a tubular using several cylinders 23, flexible air-tight water-proof at this time
Cloth 21 is located at 23 outside of cylinder；13 outer wall of straight tube is provided with the second annular groove 131 that can cooperate with spring steel ball 231, utilizes
Spring steel ball 231 is connected in second annular groove 131, completes the connection of guide pipe 2 and straight tube 13.
As depicted in figs. 1 and 2, flexible air tight defense water cloth 21 and cylinder 23 are rotatablely connected, 21 end of flexible air tight defense water cloth
It is provided with clamping rings 31, clamping rings 31 can be used stainless steel and be made, and 23 outer wall of cylinder is recessed inwardly to form annular groove 32, circle
It avoids being provided with screw thread at the position of annular groove 32 in 23 surfaces of cylinder.
As depicted in figs. 1 and 2, it is provided with flexible strand 24 in flexible air tight defense water cloth 21, is arranged on the straight tube 13 useful
The ear 25 set is tied up in flexible strand 24.
As shown in figure 4, flexible air tight defense water cloth 21 includes successively including the first rubber layer 211, nonwoven layer 212, second
Rubber layer 213 and nano-sized hydrophobic layer 214.
As shown in figure 4, the first rubber layer 211, the second rubber layer 213 are polyethylene polypropylene polymer membranes.
Working principle:
When unused, 2 one end of guide pipe is fixed on the ground, later the length according to straight tube 13 apart from ground, is held
The clamping rings 31 that the top is arranged in pulls up cylinder 23, is connected to the spring steel ball 231 on cylinder 23 successively adjacent
Annular groove 233 on cylinder 23, to be assembled into a tubular, the water cloth of flexible air tight defense at this time 21 using several cylinders 23
In 23 outside of cylinder；Spring steel ball 231 is connected to the second annular groove 131 on straight tube 13, then flexible strand 24 is had mercy on and is located at ear
It is further fixed on pieces 25, avoids substance momentum in straight tube 13 too big, guide pipe 2 is washed out；Make to lead by this setup
Guide pipe 2 is connected on straight tube 13 or is disassembled from above to 2 height adjustable also facilitate of pipe.
Claims (8)
1. a kind of pump housing guiding mechanism for hot environment, including vertical high pressure centrifugal pump (1), the vertical high pressure centrifugal pump
(1) it further includes being connected to outlet (12) and straight tube (13) straight down that outlet (12) is provided on, it is characterised in that: also
It is set in the guide pipe (2) of straight tube (13) outside including cooperation, the guide pipe (2) is fixed on ground away from the one end of straight tube (13)
Face, the guide pipe (2) include several cylinders (23) being arranged concentrically and wrap up in and be located at the flexible air-tight water-proof of cylinder (23) outside
Cloth (21), cylinder (23) path length are gradually reduced and can successively be arranged, flexible air tight defense water cloth (21) both ends respectively with
Cylinder (23) positioned at both ends connects.
2. a kind of pump housing guiding mechanism for hot environment according to claim 1, it is characterised in that: the cylinder
(23) inner wall is provided with several spring steel balls (231), and cylinder (23) outer wall is provided with annular groove (233), the spring
Steel ball (231), which is able to cooperate, to be connected in annular groove (233).
3. a kind of pump housing guiding mechanism for hot environment according to claim 2, it is characterised in that: the straight tube
(13) outer wall is provided with the second annular groove (131) that can cooperate with spring steel ball (231).
4. a kind of pump housing guiding mechanism for hot environment according to claim 3, it is characterised in that: the flexible air
It is provided in tight defense water cloth (21) flexible strand (24), is provided on the straight tube (13) and ties up the ear set for flexible strand (24)
(25).
5. a kind of pump housing guiding mechanism for hot environment according to claim 4, it is characterised in that: the flexible air
Tight defense water cloth (21) includes successively including the first rubber layer (211), nonwoven layer (212), the second rubber layer (213) and nanometer
Hydrophobic layer (214).
6. a kind of pump housing guiding mechanism for hot environment according to claim 5, it is characterised in that: first rubber
Glue-line (211), the second rubber layer (213) are polyethylene polypropylene polymer membranes.
7. a kind of pump housing guiding mechanism for hot environment according to claim 6, it is characterised in that: the flexible air
Tight defense water cloth (21) and cylinder (23) are rotatablely connected.
8. a kind of pump housing guiding mechanism for hot environment according to claim 7, it is characterised in that: the flexible air
Tight defense water cloth (21) end is provided with clamping rings (31), and cylinder (23) outer wall is recessed inwardly to form annular groove (32), institute
Cylinder (23) surface is stated to avoid being provided with screw thread at the positions of annular groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857843.3U CN209340191U (en) | 2018-11-12 | 2018-11-12 | A kind of pump housing guiding mechanism for hot environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857843.3U CN209340191U (en) | 2018-11-12 | 2018-11-12 | A kind of pump housing guiding mechanism for hot environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340191U true CN209340191U (en) | 2019-09-03 |
Family
ID=67748112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821857843.3U Expired - Fee Related CN209340191U (en) | 2018-11-12 | 2018-11-12 | A kind of pump housing guiding mechanism for hot environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340191U (en) |
-
2018
- 2018-11-12 CN CN201821857843.3U patent/CN209340191U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 Termination date: 20211112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |