CN105545727A - Heat preservation single-screw pump - Google Patents
Heat preservation single-screw pump Download PDFInfo
- Publication number
- CN105545727A CN105545727A CN201610095558.1A CN201610095558A CN105545727A CN 105545727 A CN105545727 A CN 105545727A CN 201610095558 A CN201610095558 A CN 201610095558A CN 105545727 A CN105545727 A CN 105545727A
- Authority
- CN
- China
- Prior art keywords
- pump
- screw
- cover plate
- pump case
- screw rod
- 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.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0023—Axial sealings for working fluid
- F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0096—Heating; Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/30—Casings or housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/802—Liners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention discloses a heat preservation single-screw pump. The two ends of a pump case of the pump are connected with a left cover plate and a right cover plate respectively, the two sides of the pump case are provided with a heat conducting oil inlet and a heat conducting oil outlet respectively, the right cover plate is externally connected with a sealing cover, and gaskets are arranged between the left cover plate and the pump case and between the right cover plate and the pump case. A screw is arranged in the pump case of the pump, a gear is connected with the screw in a matched mode, a pump sleeve and a bearing seat are sequentially arranged between the screw and the pump case, a bearing is arranged between the screw and the right cover plate, and a mechanical seal is arranged between the screw and the sealing cover. An electric heating bar is arranged in the left cover plate, and an oil drainage bolt is arranged on one side of the left cover plate. The single-screw pump is good in heat preservation effect, and therefore it is guaranteed that a medium cannot solidify or cake at low temperature, it is guaranteed that no oil leaks out of a transmission shaft, and in addition, the use power of the pump is very low.
Description
Technical field
The present invention relates to the technical field transporting pump, specifically a kind of Warm keeping sheet screw pump.
Background technique screw pump is that the spatial volume that engages relying on the pump housing and screw rod to be formed changes and the mobile rotary pump carried liquid or make it supercharging, and screw pump is divided into helical rotor pump, two screw pump and three screw pump etc. by screw rod number.Wherein helical rotor pump is that a kind of single screw type transports pump, its working principle is when motor drives pump shaft to rotate, screw rod rotates around the axis of itself on the one hand, it rolls along sleeve inner surface again on the other hand, so form the sealed chamber of pump, its screw rod often circles, liquid in Seal cage pushes ahead a pitch, along with the continuous rotation of screw rod, liquid spiral fashion presses to another Seal cage from a Seal cage, finally extrudes the pump housing.Helical rotor pump, as a kind of machinery of novel conveying liquid, has the advantages such as structure is simple, safe and reliable, easy maintenance, fluid continuous uniform, pressure stability, and therefore application commercially widely.
In recent years, along with the continuous progress of science and technology, the technical requirements of all trades and professions to helical rotor pump was more and more higher, and therefore the technical merit of helical rotor pump is constantly enhanced; But also there is certain drawback in it while updating, such as its integral heat insulation effect is poor, medium is easily caused to solidify at low temperatures and lump, thus have a strong impact on the normal conveying of medium, comparatively greatly, also easily there is oil leakage phenomenon in transmission shaft place for its overall volume and use power in addition.
Summary of the invention
Goal of the invention: in order to overcome above deficiency, the object of this invention is to provide a kind of Warm keeping sheet screw pump, this helical rotor pump high insulating effect, thus ensure that medium can not solidify and lump at low temperatures, also assures that transmission shaft place is oil-proof, it uses power very little in addition simultaneously.
Technological scheme: in order to realize above object, a kind of Warm keeping sheet screw pump of the present invention, include pump case, left cover, right cover plate, sealing cover, gear, screw rod, heat conductive oil inlet, conduction oil outlet, pad, electrical bar, oil discharge screw, pump block, bearing support, bearing and mechanical seal, its overall volume is little, lightweight, use power little; Described pump case two ends connect with left cover, right cover plate respectively, described pump case both sides are respectively equipped with heat conductive oil inlet and conduction oil outlet, it utilizes conduction oil to circulate and is incubated pump, ensure that medium can not solidify and lump at low temperatures, thus ensure that the transfer efficiency of medium; Described right cover plate is circumscribed with sealing cover, described left cover, is equipped with pad between right cover plate and pump case, thus improves the sealing of its entirety; Described pump case inside is provided with screw rod, and described gear cooperatively interacts with screw rod and is connected, and is provided with pump block, bearing support successively between described screw rod and pump case, is provided with bearing between described screw rod and right cover plate; Be provided with mechanical seal between described screw rod and sealing cover, thus ensure that transmission shaft place is oil-proof; Described left cover inside is provided with electrical bar, and side is provided with oil discharge screw, and staff adjusts the temperature of conduction oil according to actual needs by control electrical bar and oil discharge screw, thus improves its heating and thermal insulation effect further.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, described pad is obtained by asbestos paper material, and it has excellent heat insulation, fire prevention and electrical insulation capability, ensure that the sealing of pump well.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, described pump case inside is provided with self-priming apparatus, thus further ensures its ne-leakage phenomenon that works long hours.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, described right cover plate is fixedly connected with sealing cover by bolt.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, described pump case is fixedly connected with left cover by bolt, fast easy to loading and unloading.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, described screw rod is obtained by stainless steel material, and wear resistance is good, long service life.
Preferably, above-mentioned a kind of Warm keeping sheet screw pump, the caliber that the caliber of described heat conductive oil inlet exports slightly larger than conduction oil, heating and thermal insulation Be very effective.
Beneficial effect: compared with prior art, the present invention has the following advantages:
1, a kind of Warm keeping sheet screw pump described in the present invention, it utilizes conduction oil to circulate and is incubated pump, ensure that medium can not solidify and lump at low temperatures, thus ensure that the transfer efficiency of medium; And staff can adjust the temperature of conduction oil according to actual needs at any time by control electrical bar and oil discharge screw, thus improves its heating and thermal insulation effect further.
2, a kind of Warm keeping sheet screw pump described in the present invention, its overall volume is little, lightweight, uses power little.
3, a kind of Warm keeping sheet screw pump described in the present invention, its pad and mechanical seal substantially increase the overall tightness of pump, ensure that transmission shaft place is oil-proof well.
4, a kind of Warm keeping sheet screw pump described in the present invention, its stainless steel screw rod wear resistance is good, long service life; And the self-priming apparatus that its inside is provided with further ensures pump and to work long hours ne-leakage phenomenon; The handling of its each component are also fast very convenient in addition.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of helical rotor pump in the present invention.
In figure: 1 pump case, 2 left covers, 3 right cover plates, 4 sealing covers, 5 gears, 6 screw rods, 7 heat conductive oil inlets, 8 conduction oil outlets, 9 pads, 10 electrical bars, 11 oil discharge screws, 12 pump blocks, 13 bearing supports, 14 bearings, 15 mechanical seals.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further.
Embodiment 1
As shown in Figure 1, a kind of Warm keeping sheet screw pump of the present embodiment, includes pump case 1, left cover 2, right cover plate 3, sealing cover 4, gear 5, screw rod 6, heat conductive oil inlet 7, conduction oil outlet 8, pad 9, electrical bar 10, oil discharge screw 11, pump block 12, bearing support 13, bearing 14 and mechanical seal 15; Its pump case 1 two ends connect with left cover 2, right cover plate 3 respectively, pump case 1 both sides are respectively equipped with heat conductive oil inlet 7 and conduction oil outlet 8, it is by carrying conduction oil to heat conductive oil inlet 7, utilizes conduction oil to circulate and is incubated pump, ensure that medium can not solidify and lump at low temperatures; Its right cover plate 3 is circumscribed with sealing cover 4, left cover 2, is equipped with pad 9 between right cover plate 3 and pump case 1, substantially increases the sealing of pump; Its pump case 1 inside is provided with screw rod 6, and gear 5 cooperatively interacts with screw rod 6 and is connected, and is provided with pump block 12, bearing support 13 successively, is provided with bearing 14 between screw rod 6 and right cover plate 3 between screw rod 6 and pump case 1; The mechanical seal 15 be provided with between its screw rod 6 and sealing cover 4 ensure that transmission shaft place is oil-proof; Its left cover 2 inside is provided with electrical bar 10, and side is provided with oil discharge screw 11, and staff adjusts the temperature of conduction oil according to actual needs by control electrical bar 10 and oil discharge screw 11, improve the effect of its heating and thermal insulation further.Its Intermediate gasket 9 is obtained by asbestos paper material, and screw rod 6 is obtained by stainless steel material; Pump case 1 inside is also provided with self-priming apparatus in addition, and right cover plate 3 is fixedly connected with sealing cover 4 by bolt, and pump case 1 is fixedly connected with left cover 2 by bolt, and the caliber of heat conductive oil inlet 7 exports the caliber of 8 slightly larger than conduction oil.
Embodiment 2
As shown in Figure 1, a kind of Warm keeping sheet screw pump of the present embodiment, includes pump case 1, left cover 2, right cover plate 3, sealing cover 4, gear 5, screw rod 6, heat conductive oil inlet 7, conduction oil outlet 8, pad 9, electrical bar 10, oil discharge screw 11, pump block 12, bearing support 13, bearing 14 and mechanical seal 15; Its pump case 1 two ends connect with left cover 2, right cover plate 3 respectively, pump case 1 both sides are respectively equipped with heat conductive oil inlet 7 and conduction oil outlet 8, it is by carrying conduction oil to heat conductive oil inlet 7, utilizes conduction oil to circulate and is incubated pump, ensure that medium can not solidify and lump at low temperatures; Its right cover plate 3 is circumscribed with sealing cover 4, left cover 2, is equipped with pad 9 between right cover plate 3 and pump case 1, substantially increases the sealing of pump; Its pump case 1 inside is provided with screw rod 6, and gear 5 cooperatively interacts with screw rod 6 and is connected, and is provided with pump block 12, bearing support 13 successively, is provided with bearing 14 between screw rod 6 and right cover plate 3 between screw rod 6 and pump case 1; The mechanical seal 15 be provided with between its screw rod 6 and sealing cover 4 ensure that transmission shaft place is oil-proof; Its left cover 2 inside is provided with electrical bar 10, and side is provided with oil discharge screw 11, and staff adjusts the temperature of conduction oil according to actual needs by control electrical bar 10 and oil discharge screw 11, improve the effect of its heating and thermal insulation further.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvement, and these improvement also should be considered as protection scope of the present invention.
Claims (7)
1. a Warm keeping sheet screw pump, is characterized in that: comprising: the outlet of pump case (1), left cover (2), right cover plate (3), sealing cover (4), gear (5), screw rod (6), heat conductive oil inlet (7), conduction oil (8), pad (9), electrical bar (10), oil discharge screw (11), pump block (12), bearing support (13), bearing (14) and mechanical seal (15);
Described pump case (1) two ends connect with left cover (2), right cover plate (3) respectively, described pump case (1) both sides are respectively equipped with heat conductive oil inlet (7) and conduction oil outlet (8), described right cover plate (3) is circumscribed with sealing cover (4), described left cover (2), is equipped with pad (9) between right cover plate (3) and pump case (1); Described pump case (1) inside is provided with screw rod (6), described gear (5) cooperatively interacts with screw rod (6) and is connected, pump block (12), bearing support (13) is provided with successively between described screw rod (6) and pump case (1), be provided with bearing (14) between described screw rod (6) and right cover plate (3), between described screw rod (6) and sealing cover (4), be provided with mechanical seal (15); Described left cover (2) inside is provided with electrical bar (10), and side is provided with oil discharge screw (11).
2. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: described pad (9) is obtained by asbestos paper material.
3. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: described pump case (1) inside is provided with self-priming apparatus.
4. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: described right cover plate (3) is fixedly connected with sealing cover (4) by bolt.
5. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: described pump case (1) is fixedly connected with left cover (2) by bolt.
6. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: described screw rod (6) is obtained by stainless steel material.
7. a kind of Warm keeping sheet screw pump according to claim 1, is characterized in that: the caliber of described heat conductive oil inlet (7) exports the caliber of (8) slightly larger than conduction oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095558.1A CN105545727A (en) | 2016-02-22 | 2016-02-22 | Heat preservation single-screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095558.1A CN105545727A (en) | 2016-02-22 | 2016-02-22 | Heat preservation single-screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105545727A true CN105545727A (en) | 2016-05-04 |
Family
ID=55825175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610095558.1A Pending CN105545727A (en) | 2016-02-22 | 2016-02-22 | Heat preservation single-screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105545727A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4303463A1 (en) * | 1993-02-06 | 1994-08-11 | Abb Patent Gmbh | Delivery device |
| CN2293665Y (en) * | 1996-10-29 | 1998-10-07 | 沈訚 | Insulation screw pump |
| CN2608723Y (en) * | 2003-03-18 | 2004-03-31 | 沈訚 | Thermal insulating screw pump |
| US20050008510A1 (en) * | 2001-12-04 | 2005-01-13 | Gerstenberg Knud Aage | Screw pump for transporting emulsions susceptible to mechanical handling |
| CN201129296Y (en) * | 2007-12-12 | 2008-10-08 | 天津泵业机械集团有限公司 | Vertical type double-layer pump body high temperature double-screw rod cargo oil pump |
| CN201851353U (en) * | 2010-10-13 | 2011-06-01 | 天津泵业机械集团有限公司 | High-temperature three-screw pump |
| CN103252274A (en) * | 2012-02-21 | 2013-08-21 | 太仓液压元件有限公司 | Shearing mill heating system |
| CN205370964U (en) * | 2016-02-22 | 2016-07-06 | 太仓液压元件有限公司 | Heat preservation single -screw pump |
-
2016
- 2016-02-22 CN CN201610095558.1A patent/CN105545727A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4303463A1 (en) * | 1993-02-06 | 1994-08-11 | Abb Patent Gmbh | Delivery device |
| CN2293665Y (en) * | 1996-10-29 | 1998-10-07 | 沈訚 | Insulation screw pump |
| US20050008510A1 (en) * | 2001-12-04 | 2005-01-13 | Gerstenberg Knud Aage | Screw pump for transporting emulsions susceptible to mechanical handling |
| CN2608723Y (en) * | 2003-03-18 | 2004-03-31 | 沈訚 | Thermal insulating screw pump |
| CN201129296Y (en) * | 2007-12-12 | 2008-10-08 | 天津泵业机械集团有限公司 | Vertical type double-layer pump body high temperature double-screw rod cargo oil pump |
| CN201851353U (en) * | 2010-10-13 | 2011-06-01 | 天津泵业机械集团有限公司 | High-temperature three-screw pump |
| CN103252274A (en) * | 2012-02-21 | 2013-08-21 | 太仓液压元件有限公司 | Shearing mill heating system |
| CN205370964U (en) * | 2016-02-22 | 2016-07-06 | 太仓液压元件有限公司 | Heat preservation single -screw pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |
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| RJ01 | Rejection of invention patent application after publication |