CN106930978A - A kind of high temperature high voltage resistant barrel insertpump - Google Patents
A kind of high temperature high voltage resistant barrel insertpump Download PDFInfo
- Publication number
- CN106930978A CN106930978A CN201710143952.2A CN201710143952A CN106930978A CN 106930978 A CN106930978 A CN 106930978A CN 201710143952 A CN201710143952 A CN 201710143952A CN 106930978 A CN106930978 A CN 106930978A
- Authority
- CN
- China
- Prior art keywords
- pump
- high temperature
- high voltage
- voltage resistant
- sealing
- 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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Classifications
-
- 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
- F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
-
- 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
Abstract
The present invention discloses a kind of high temperature high voltage resistant barrel insertpump, including pump shaft, inner pump, outer pump case and machine envelope, inner pump and outer pump case are sleeved on pump shaft, and inner pump is located inside outer pump case, outer pump case includes sealing drum and pump cover, is fixed by fastening bolt between sealing drum and pump cover, machine envelope is separately fixed at outer pump case both sides, and machine envelope outside is provided with suspension, suspension outside is provided with bearing body, and the present invention solves water pump in the prior art cannot meet the technical problem of HTHP operation.
Description
Technical field
The present invention relates to technical field of conveying machinery, more particularly to a kind of high temperature high voltage resistant barrel insertpump.
Background technology
Pump enters action the need for the industries such as metallurgy, electric power, light textile, petrochemical industry, chemical industry, rubber, building materials, heating UTILIZATION OF VESIDUAL HEAT IN
Power is exported, and existing hot water circulating pump cannot bear 13MPa, the conditional operation environment of 310 DEG C of temperature, and delivery temperature compared with
Hot water high and physics, chemical property similar to water liquid when, because temperature is too high, and the feelings of pump shaft stress bending can occur
Condition, so as to influence the use of hot water circulating pump.
The content of the invention
It is an object of the invention to provide a kind of high temperature high voltage resistant barrel insertpump, solving water pump in the prior art cannot meet height
The technical problem of warm operations involving high pressure.
A kind of high temperature high voltage resistant barrel insertpump, including pump shaft, inner pump, outer pump case and machine envelope, the inner pump and outer pump case
It is sleeved on pump shaft, and the inner pump is located inside outer pump case, the outer pump case includes sealing drum and pump cover, the sealing
Fixed by fastening bolt between cylinder and pump cover, the machine is sealed and is separately fixed at outer pump case both sides, and be provided with the outside of machine envelope outstanding
Frame, the suspension outside is provided with bearing body.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement：
Further, the fastening bolt is at least 20, using this beneficial effect for walking is protected by fastening bolt
Demonstrate,prove the sealing and resistance to pressure of pump case.
Further, sealing gasket is provided between the sealing drum and pump cover, is by close using this beneficial effect for walking
Packing ensures the sealing of outer pump case.
Further, the sealing drum is internally provided with sealing gland, and the sealing gland is arranged on by fixing bolt
Sealing drum inner side, be to give inner pump one extendable room by sealing gland using this beneficial effect for walking, prevent pump shaft because
Damaged for thermal expansion inner pump occurs.
Further, gap, opposite side and the inner pump are left on the inside of the sealing gland side and sealing drum
Outlet is corresponding, is to provide extendable room by gap using this beneficial effect for walking.
Further, the sealing gland side corresponding with sealing drum is circular arc mating surface.
Further, water cooling chamber and working chamber, the water cooling chamber are offered successively on the machine sealed cover of the machine envelope
It is to be connected to be lowered the temperature with heat exchanger by working chamber using this beneficial effect for walking, using water-cooled positioned at working chamber front end
But chamber is passed through cold water in 24 hours, and cooling-down effect is improved with this.
Beneficial effects of the present invention：
The present invention is a kind of barrel insertpump, including inner pump and outer pump case provide the building ring of HTHP using outer pump case
Border, can so mitigate the operating pressure of inner pump, so as to extend the service life of inner pump；Outer pump case is using multiple fastening spiral shells
Bolt is fixed, so as to ensure outer pump case overall sealing and stability, improves resistance to pressure；The present invention sets inside outer pump case
Sealing gland is equipped with, an extendable room is provided to inner pump using sealing gland, prevent inner pump from thermal expansion occurring, can instead
The stress of feedback is delivered on pump shaft, causes pump shaft to damage；The present invention can in operating mode 13MPa, the conditional operation of 310 DEG C of temperature,
And long service life.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific
The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the high temperature high voltage resistant barrel insertpump described in the specific embodiment of the invention；
Fig. 2 is a kind of sectional view of the high temperature high voltage resistant barrel insertpump described in the specific embodiment of the invention；
Fig. 3 is a kind of sealing gland schematic diagram of the high temperature high voltage resistant barrel insertpump described in the specific embodiment of the invention；
Fig. 4 is a kind of machine envelope sectional view of the high temperature high voltage resistant barrel insertpump described in the specific embodiment of the invention；
Reference：
1- pump shafts；2- inner pumps；The outer pump cases of 3-；4- machines are sealed；5- sealing drums；6- pump covers；7- fastening bolts；8- suspensions；9-
Bearing body；10- sealing gaskets；11- sealing glands；12- fixing bolts；13- working chambers；14- water coolings chamber.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As Figure 1-4, a kind of high temperature high voltage resistant barrel insertpump provided by the present invention, including pump shaft 1, inner pump 2, outer pump
Shell 3 and machine envelope 4, the inner pump 2 and outer pump case 3 are sleeved on pump shaft 1, and the inner pump 2 is located inside outer pump case 3,
The present invention provides a kind of double pump shell structure, and the working environment of HTHP is born by outer pump case 3, can so reduce interior pump
The operating pressure of body 2, meanwhile, inner pump 2 can be general pump, or specific pump, which save production cost.
The outer pump case 3 includes sealing drum 5 and pump cover 6, solid by fastening bolt 7 between the sealing drum 5 and pump cover 6
It is fixed, externally pump case 3 can be fixed by multiple fastening bolts 7, so that ensure the resistance to pressure of outer pump case 3, wherein fastening spiral shell
Bolt 7 is at least 20.
The machine envelope 4 is separately fixed at the both sides of outer pump case 3, and the outside of machine envelope 4 is provided with suspension 8, and the outside of the suspension 8 sets
It is equipped with bearing body 9.
Wherein, sealing gasket 10 is provided between the sealing drum 5 and pump cover 6, the close of outer pump case 3 is ensured by sealing gasket
Feng Xing such that it is able to ensure the working environment of inner pump 2.
Wherein, the sealing drum 5 is internally provided with sealing gland 11, and the sealing gland 11 is installed by fixing bolt 12
In the inner side of sealing drum 5, give inner pump 2 one extendable rooms by sealing gland 11, prevent pump shaft 1 because inner pump 2 occurs
Thermal expansion and damage, working environment of the invention is typically HTHP, and when temperature is higher, inner pump 2 can occur thermal expansion,
In no sealing gland 11, inner pump 2 can come in contact with sealing drum 5, so that certain power can be fed back to pump shaft 1, so
Pump shaft 1 is possible to stress and bends, and causes to damage；The present invention devises sealing gland 11, the side of the sealing gland 11 with
Gap is left in the inner side of sealing drum 5, and opposite side is corresponding with the outlet of the inner pump 2, and extendable room is provided by gap,
Thus can to greatest extent reduce feedback stress.
Wherein, the side corresponding with sealing drum 5 of the sealing gland 11 is circular arc mating surface；So ensure that sealing
Gland 11 when in use, can fit with sealing drum 5, will not deform.
Wherein, water cooling chamber 14 and working chamber 13, the water cooling chamber are offered successively on the machine sealed cover of the machine envelope 4
14 are located at the front end of working chamber 13, are connected with heat exchanger by working chamber 13 and are lowered the temperature, and are passed through within 24 hours using water cooling chamber
Cold water, cooling-down effect is improved with this；The logical cooling water of cooling water cavity twenty four hours of machine envelope 4, even if in the case of hot standby,
The service life of machine envelope can be effectively ensured, and the thermodynamic medium towards machine envelope can be effectively cooled down during pump operation,
Greatly increase the machine envelope life-span.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
1. a kind of high temperature high voltage resistant barrel insertpump, it is characterised in that including pump shaft, inner pump, outer pump case and machine envelope, the inner pump
It is sleeved on pump shaft with outer pump case, and the inner pump is located inside outer pump case, the outer pump case includes sealing drum and pump cover,
Fixed by fastening bolt between the sealing drum and pump cover, the machine envelope is separately fixed at outer pump case both sides, and machine envelope outside
Suspension is provided with, the suspension outside is provided with bearing body.
2. a kind of high temperature high voltage resistant barrel insertpump according to claim 1, it is characterised in that the fastening bolt is at least 20
It is individual.
3. a kind of high temperature high voltage resistant barrel insertpump according to claim 2, it is characterised in that between the sealing drum and pump cover
It is provided with sealing gasket.
4. a kind of high temperature high voltage resistant barrel insertpump according to claim 3, it is characterised in that the sealing drum is internally provided with
Sealing gland, the sealing gland is arranged on sealing drum inner side by fixing bolt.
5. a kind of high temperature high voltage resistant barrel insertpump according to claim 4, it is characterised in that the sealing gland side with it is close
Gap is left on the inside of sealed tube, opposite side is corresponding with the outlet of the inner pump.
6. a kind of high temperature high voltage resistant barrel insertpump according to claim 5, it is characterised in that the sealing gland and sealing drum
Corresponding side is circular arc mating surface.
7. a kind of high temperature high voltage resistant barrel insertpump according to claim 6, it is characterised in that on the machine sealed cover of the machine envelope
Water cooling chamber and working chamber are offered successively, and the water cooling chamber is located at working chamber front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143952.2A CN106930978A (en) | 2017-03-13 | 2017-03-13 | A kind of high temperature high voltage resistant barrel insertpump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143952.2A CN106930978A (en) | 2017-03-13 | 2017-03-13 | A kind of high temperature high voltage resistant barrel insertpump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106930978A true CN106930978A (en) | 2017-07-07 |
Family
ID=59432388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710143952.2A Pending CN106930978A (en) | 2017-03-13 | 2017-03-13 | A kind of high temperature high voltage resistant barrel insertpump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106930978A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488074A (en) * | 2018-05-31 | 2018-09-04 | 合肥华升泵阀股份有限公司 | A kind of high lift two-stage Full-lining oil slurry pump of large high-temperature |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4518311A (en) * | 1979-10-03 | 1985-05-21 | Klein, Schanzlin & Becker Aktiengesellschaft | Centrifugal pump |
| CN201599203U (en) * | 2009-12-28 | 2010-10-06 | 大耐泵业有限公司 | Compact submerged pump |
| CN102635557A (en) * | 2012-04-17 | 2012-08-15 | 台州阳春机电有限公司 | Novel water pump |
| CN105697418A (en) * | 2016-01-25 | 2016-06-22 | 崔华 | High-pressure-resistant circulating pump for reverse osmosis |
| CN206617368U (en) * | 2017-03-13 | 2017-11-07 | 江苏永一泵业科技集团有限公司 | A kind of high temperature high voltage resistant barrel insertpump |
-
2017
- 2017-03-13 CN CN201710143952.2A patent/CN106930978A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4518311A (en) * | 1979-10-03 | 1985-05-21 | Klein, Schanzlin & Becker Aktiengesellschaft | Centrifugal pump |
| CN201599203U (en) * | 2009-12-28 | 2010-10-06 | 大耐泵业有限公司 | Compact submerged pump |
| CN102635557A (en) * | 2012-04-17 | 2012-08-15 | 台州阳春机电有限公司 | Novel water pump |
| CN105697418A (en) * | 2016-01-25 | 2016-06-22 | 崔华 | High-pressure-resistant circulating pump for reverse osmosis |
| CN206617368U (en) * | 2017-03-13 | 2017-11-07 | 江苏永一泵业科技集团有限公司 | A kind of high temperature high voltage resistant barrel insertpump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488074A (en) * | 2018-05-31 | 2018-09-04 | 合肥华升泵阀股份有限公司 | A kind of high lift two-stage Full-lining oil slurry pump of large high-temperature |
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