CN104454552A - Coating pump - Google Patents
Coating pump Download PDFInfo
- Publication number
- CN104454552A CN104454552A CN201410647149.9A CN201410647149A CN104454552A CN 104454552 A CN104454552 A CN 104454552A CN 201410647149 A CN201410647149 A CN 201410647149A CN 104454552 A CN104454552 A CN 104454552A
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- partition wall
- pump
- impeller
- pump housing
- 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.)
- Granted
Links
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
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- 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
- F04D29/007—Details, component parts, or accessories 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
- F04D29/083—Sealings especially adapted for elastic fluid 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/445—Fluid-guiding means, e.g. diffusers 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a coating pump, and belongs to the technical field of fluid pumps. The coating pump comprises a pump body, a feeding port is formed in one end of the pump body, and a vortex-shaped vortex channel is formed in the other end of the pump body. A partition wall is arranged at the position, close to the feeding port, inside the pump body, and an installing tube is arranged at the position, between the partition wall and a plunger piston, inside the pump body. A transmission shaft is installed on the installing tube in a rotating mode and penetrates through an installing cavity, and a rotating disc is fixedly installed at the position, inside the installing cavity, of the transmission shaft. A floating disc is arranged inside the installing cavity, a first impeller is fixedly installed on the transmission shaft, a circulation gap is formed between the floating disc and the rotating disc, and multiple through holes corresponding to the circulation gap are formed in the installing tube. The area of the section of the vortex channel is gradually increased outwards from the center of a vortex, a second impeller is fixedly installed on the transmission shaft and used for guiding fluid into the vortex channel, and a discharging port is formed in the tail end of the vortex channel. The technical problems that an existing coating pump is insufficient in suction volume and low in output efficiency are solved, and the coating pump is widely applied to continuously conveying the fluid.
Description
Technical field
The present invention relates to a kind of pump, relate more particularly to a kind of paint pump, belong to fluid pump technical field.
Background technique
Paint pump is a kind of fluid foods feedway, is specially adapted to carry the material of not allowable damage, if grain is orange, cosmetics containing Active agent, Blood Preparations, bio-pharmaceuticals, preparation, sucrose, maltose etc. containing additive.
Say from kind, paint pump is mainly divided into plunger pump and rotor pump, and wherein, rotor pump is widely used not easily to block in its course of conveying.
But, in application and spraying field, there is strict demand to the granularity of the fluid foods exported, do not allow the large granular materials exceeded standard to export to affect spraying effect.In order to address this problem, existing treatment measures are add filter plant on the pipeline of conveying material, but after increasing filter plant, often affect the flow of mass transport, especially can result in blockage after filter plant uses a period of time, thus cause the intake of paint pump not enough, affect delivery efficiency.
Therefore, for a kind of new paint pump of exploitation, change traditional structural type, not only there is urgent researching value, also there are good economic benefit and commercial Application potentiality, this just the power place that is accomplished of the present invention and basis lean on.
Summary of the invention
In order to overcome the defect of above-mentioned pointed existing paint pump, the present inventor, to this has been further investigation, after having paid a large amount of creative work, thus completes the present invention.
Specifically, technical problem to be solved by this invention is: provide a kind of paint pump, to solve the technical problem that current paint pump intake is not enough, output granularity requirements is low, delivery efficiency is low.
For solving the problems of the technologies described above, technological scheme of the present invention is: provide a kind of paint pump, described paint pump comprises the pump housing, described pump housing one end is provided with material feeding mouth, the other end is provided with Vorticose swirl channel, a partition wall is provided with near described material feeding mouth in the described pump housing, a mounting cylinder is provided with in the described pump housing between described partition wall and plunger, closed installation cavity is formed between described mounting cylinder and partition wall, described mounting cylinder is rotatablely equipped with a transmission shaft, described transmission shaft runs through described installation cavity, described transmission shaft one end passes described mounting cylinder, the other end passes described partition wall, the described transmission shaft being positioned at described installation cavity is installed with a rolling disc, between described partition wall and rolling disc, a floating disc is provided with in described installation cavity, a platen is provided with between described floating disc and partition wall, described platen is provided with adjustment stud, described adjustment stud passes described partition wall and is threaded with described partition wall, some Compress Springs are provided with between described platen and floating disc, under described Compress Spring effect, described floating disc and described rolling disc end face offset, described transmission shaft is installed with the first impeller, described first impeller is through described floating disc and described partition wall, on described first impeller, annular array has the blade of some radial arrangement, feeding-passage is formed between blade described in adjacent two, described feeding-passage is connected with described material feeding mouth, passage gaps is formed between described floating disc and rolling disc, described mounting cylinder is provided with the corresponding through hole in some and described passage gaps position, described through hole is connected with described feeding-passage by described passage gaps, the section area of described swirl channel outwards becomes large gradually by vortex center, the vortex center of described transmission shaft and described swirl channel is coaxially arranged, described transmission shaft is installed with the second impeller for fluid being imported described swirl channel, described second impeller is provided with some helical blades, the turning radius near the described helical blade of the import of described swirl channel is greater than the turning radius of the described helical blade of the import away from described swirl channel, and the end of described swirl channel is provided with discharge port.
In described paint pump of the present invention, improve as one, the described pump housing is provided with an end cap, and described swirl channel is between the described pump housing and end cap, and described transmission shaft passes described end cap.
In described paint pump of the present invention, as further improvement, described transmission shaft is installed with a tapered sleeve, between described tapered sleeve and described end cap, is provided with the first Sealing, between described end cap and the pump housing, be provided with the second Sealing.
In described paint pump of the present invention, as further improvement, the top of described first impeller is provided with a closure plate, and the end of all described blades all relies on described closure plate.
In described paint pump of the present invention, as further improvement, the edge of described closure plate is provided with an annular protrusion, and all described blades all retrain and are installed in described annular protrusion.
In described paint pump of the present invention, as further improvement, the described pump housing is provided with a back flushing interface, and described back flushing interface is arranged near described through hole.
In described paint pump of the present invention, as further improvement, the described pump housing is provided with a slag exhausting mouth, and described slag exhausting mouth is between described partition wall and floating disc.
After have employed technique scheme, described paint pump of the present invention achieves many beneficial effects, such as:
(1) because the circumferential array of mounting cylinder is distributed with some through holes, substantially increase charging area, thus substantially increase the intake of paint pump, owing to forming passage gaps between floating disc and rolling disc, strictly control the granularity of outputting material, and the size of passage gaps can be adjusted by the pretightening force of Compress Spring, decrease large granular materials and export phenomenon, meet the circulate of different material, and use the charging of this structure, while second wheel rotation discharge, negative pressure is formed in the impeller cavity of paint pump, further increase the intake of paint pump, the setting of swirl channel, fluid foods is discharged in time, back pressure can not be produced to the second impeller, substantially increase the delivery efficiency of material, this structure usability is more reliable, is applicable to non-maintaining working continuously.
(2) because the edge of closure plate is provided with an annular protrusion, all blades all retrain and are installed in annular protrusion, effectively prevent blade and depart from impeller under centrifugal action, add the structural strength of the first impeller, improve the working life of impeller.
(3) because the pump housing is provided with a back flushing interface, when needing cleaning, back flushing interface can be connected pressurized air or pressure water source, rotate backward transmission shaft simultaneously, rotating backward of the second impeller makes to form malleation in impeller cavity, suck the opposite direction of discharging material according to paint pump the impurity in paint pump is removed, need not cleaning be removed, easy to use, be especially applicable to the maintenance of the paint pump of long-time continuous operation, can be implemented in line cleaning, thus improve transfer efficiency.
(4) owing to being provided with slag exhausting mouth between partition wall and floating disc, under making centrifugal action, isolated large granular materials can discharge paint pump smoothly.
(5) because swirl channel is between the pump housing and end cap, an end face of end cap forms a chamber wall of swirl channel, the main body of swirl channel to be then positioned on the pump housing and to form a uncovered conduit wall, the design of this structure enormously simplify the preparation process of swirl channel, use traditional sand casting process to complete, thus reduce the cost of production of paint pump.
As mentioned above, the invention provides a kind of paint pump, this paint pump can be widely used in multiple technical field because having multiple excellent properties, has a good application prospect and industrialization potential.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention paint pump;
Fig. 2 is the cross section structure schematic diagram of the swirl channel in embodiment of the present invention paint pump;
Fig. 3 is the cutaway view Amplified image of A-A in Fig. 1;
Wherein, in Fig. 1, Fig. 2 and Fig. 3, each number designation refers to following concrete meaning, element and/or parts respectively.
In figure: 1, upper pump casing, 2, platen, 3, Compress Spring, 4, discharge port, 5, end cap, 6, through hole, 7, swirl channel, 8, back flushing interface, 9, lower pump body, 10, impeller cavity, 11, second impeller, 12, transmission shaft, 13, helical blade, 14, tapered sleeve, 15, conical seal (contact) face, 16, cylindricality guide surface, 17, first Sealing, 18, second Sealing, 19, rolling disc, 20, annular groove, 21, passage gaps, 22, floating disc, 23, mounting cylinder, 24, slag exhausting mouth, 25, partition wall, 26, adjustment stud, 27, first impeller, 2701, closure plate, 2702, wheel case, 2703, blade, 2704, annular protrusion, 28, material feeding mouth, 29, feeding-passage.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.But the purposes of these exemplary mode of executions and object are only used for exemplifying the present invention, not any type of any restriction is formed to real protection scope of the present invention, more non-protection scope of the present invention is confined to this.
As Fig. 1, Fig. 2 and Fig. 3 jointly shown in, a kind of paint pump provided by the present invention, comprise the pump housing, the pump housing is straight-tube shape structure, pump housing one end is provided with material feeding mouth 28, the other end is provided with Vorticose swirl channel 7, a partition wall 25 is provided with near material feeding mouth 28 in the pump housing, a mounting cylinder 23 is provided with in the pump housing between partition wall 25 and plunger 11, closed installation cavity is formed between mounting cylinder 23 and partition wall 25, mounting cylinder 23 is rotatablely equipped with a transmission shaft 12, transmission shaft 12 runs through installation cavity, transmission shaft 12 one end passes mounting cylinder 23, the other end passes partition wall 25, be positioned at install cavity transmission shaft 12 on be installed with a rolling disc 19, rolling disc 19 is provided with some the annular grooves 20 being the center of circle with rolling disc 19 center, the effect of annular groove 20 is receiver portion impurity, avoid impurity by passage gaps 21, install in cavity between partition wall 25 and rolling disc 19, be provided with a floating disc 22, a platen 2 is provided with between floating disc 22 and partition wall 25, platen 2 is provided with adjustment stud 26, adjustment stud 26 passes partition wall 25 and is threaded with partition wall 25, some Compress Springs 3 are provided with between platen 2 and floating disc 22, under Compress Spring 3 acts on, floating disc 22 and rolling disc 19 end face offset, when there being large particle to pass through, Compress Spring 3 can be caused to compress, large particle is just contained in annular groove 20, now Compress Spring 3 just return, continue to keep original passage gaps 21, large particle in annular groove 20 is then difficult to circulate gap 21 again, transmission shaft 12 is installed with one first impeller 27, first impeller 27 is through floating disc 22 and partition wall 25, on first impeller 27, annular array has the blade 2703 of some radial arrangement, feeding-passage 29 is formed between adjacent two blades 2703, feeding-passage 29 is connected with material feeding mouth 28, passage gaps 21 is formed between floating disc 22 and rolling disc 19, mounting cylinder 23 is provided with some through holes 6 corresponding with passage gaps 21 position, through hole 6 is connected with feeding-passage 29 by passage gaps 21, under the effect of the first impeller 27, large granular materials is difficult to enter in feeding-passage 29, one barrier is played at material feeding mouth 28, the section area of swirl channel 7 outwards becomes large gradually by vortex center, the vortex center of transmission shaft and swirl channel 7 is coaxially arranged, transmission shaft is installed with the second impeller 11 for fluid being imported swirl channel 7, impeller cavity 10 is formed between mounting cylinder 23 and swirl channel 7, second impeller 11 is provided with some helical blades 13, second impeller 11 be positioned at impeller cavity 10 and the lower end of helical blade 13 near the import of swirl channel 7, when transmission shaft 12 rotates forward, material imports in swirl channel 7 by helical blade 13, negative pressure is formed in impeller cavity 10, when transmission shaft 12 rotates backward, then high pressure is formed in impeller cavity 10, as for shape and the rotation direction of helical blade 13, those skilled in the art can according to forward and reverse relative set of transmission shaft 12, do not repeat them here, the turning radius near the helical blade 13 of the import of swirl channel 7 is greater than the turning radius of the helical blade 13 away from the import of swirl channel 7, the end of swirl channel 7 is provided with discharge port 4.
The pump housing is provided with an end cap 5, swirl channel 7 is between the pump housing and end cap 5, transmission shaft 12 passes end cap 5, an end face of end cap 5 forms a chamber wall of swirl channel 7, the main body of swirl channel 7 to be then positioned on the pump housing and to form a uncovered conduit wall, make the pump housing and end cap 5 jointly form swirl channel 7, simplify the preparation process of swirl channel 7.Concrete, transmission shaft 12 is installed with a tapered sleeve 14, and tapered sleeve 14 and transmission shaft 12 form interference fit, tapered sleeve 14 has a conical seal (contact) face 15 and a cylindricality guide surface 16, corresponding, end cap 5 also forms the structure suitable with tapered sleeve 14 shape, the first Sealing 17 is provided with between tapered sleeve 14 and end cap 5, first Sealing 17 is arranged on cylindricality guide surface 16, the second Sealing 18 is provided with between end cap 5 and the pump housing, second sealing will be used for sealing swirl channel 7, prevent swirl channel 7 from leaking.At this, the first Sealing 17 and the second Sealing 18 are all preferably O-ring seals.
First impeller 27 comprises the wheel case 2702 be set on transmission shaft 12, be in transmission connection by key between wheel case 2702 and transmission shaft 12, the top of the first impeller 27 is provided with a closure plate 2701, this closure plate 2701 is positioned at the end of wheel case 2702, the end of all blades 2703 all relies on closure plate 2701, the edge of closure plate 2701 is provided with an annular protrusion 2704, all blades 2703 all retrain and are installed in annular protrusion 2704, inventor is when making the first impeller 27, in order to ensure its dynamic balancing, wheel case 2702 processes the some draw-in grooves identical with blade 2703 thickness, and corresponding position also processes quantity and the identical some slots of width on closure plate 2701, blade 2703 is just inserted in draw-in groove and slot (with reference to figure 3), blade 2703 is fixed between closure plate 2701 and wheel case 2702 by the mode re-using spot welding.When first impeller 27 does dynamic balance check, then use weighting procedure to correct, increase solder joint in scarce heavy position, the soundness of blade 2703 can either be ensured, its dynamic balancing can be ensured again.
The pump housing is provided with a back flushing interface 8, back flushing interface 8 is arranged near through hole 6, when needing cleaning, back flushing interface 8 can be connected pressurized air or pressure water source, suck the opposite direction of discharging material according to paint pump the impurity in paint pump is removed, need not cleaning be removed, easy to use, be especially applicable to the maintenance of the paint pump of long-time continuous operation.
The pump housing is provided with a slag exhausting mouth 24, slag exhausting mouth 24 is between partition wall 25 and floating disc 22, during normal work, slag exhausting mouth 24 uses plug to block, when carrying out adverse current backwash, rotate adjustment stud 26, expand the spacing of passage gaps 21 between floating disc 22 and rolling disc 19, rotate backward transmission shaft 12, thus the second impeller 11 is rotated backward, form high pressure in impeller cavity 10, the material in impeller cavity 10 and impurity are discharged, open slag exhausting mouth 24, the impurity between partition wall 25 and floating disc 22 is discharged.
In concrete practice process, the pump housing is divided into upper pump casing 1 and lower pump body 9 by inventor, material feeding mouth 28 is positioned on upper pump casing 1, end cap 5 is installed on lower pump body 9, swirl channel 7 is between lower pump body 9 and end cap 5, mounting cylinder 23 is arranged between upper pump casing 1 and lower pump body 9, during installation, first assemble mounting cylinder 23, by transmission shaft 12, rolling disc 19, floating disc 22, platen 2, first impeller 27 is installed with mounting cylinder 23 successively and is connected, and then connect upper pump casing 1, again the second impeller 11 is arranged on transmission shaft 23, shutoff end cap 5, assembling tapered sleeve 14, this structure is convenient to installation and maintenance.
Its working procedure is as follows:
Material enters upper pump casing 1 by material feeding mouth 28, the continuous rotation of the second impeller 11, material is sucked and discharges, first material screens in material feeding mouth 28 position by the centrifugal force of the first impeller 27, large granular materials discharges material feeding mouth 28, enter a small amount of large particle of feeding-passage 29 in the rotation process of blade 2703, continue the power that is centrifuged and get rid of inwall to mounting cylinder 23, fluid granularity eventually through passage gaps 21 is little, and impurity is few, ensure that the quality of discharging material, this mechanism's intake is large, especially be applicable to the environment of working continuously, do not need frequent maintenance, efficiency is high.
Should be appreciated that the purposes of these embodiments is only not intended to for illustration of the present invention limit the scope of the invention.In addition; also should understand; after having read technology contents of the present invention, those skilled in the art can make various change, amendment and/or modification to the present invention, and these all equivalent form of values fall within the protection domain that the application's appended claims limits equally.
Claims (7)
1. a paint pump, comprise the pump housing, it is characterized in that: described pump housing one end is provided with material feeding mouth, the other end is provided with Vorticose swirl channel, a partition wall is provided with near described material feeding mouth in the described pump housing, a mounting cylinder is provided with in the described pump housing between described partition wall and plunger, closed installation cavity is formed between described mounting cylinder and partition wall, described mounting cylinder is rotatablely equipped with a transmission shaft, described transmission shaft runs through described installation cavity, described transmission shaft one end passes described mounting cylinder, the other end passes described partition wall, the described transmission shaft being positioned at described installation cavity is installed with a rolling disc, between described partition wall and rolling disc, a floating disc is provided with in described installation cavity, a platen is provided with between described floating disc and partition wall, described platen is provided with adjustment stud, described adjustment stud passes described partition wall and is threaded with described partition wall, some Compress Springs are provided with between described platen and floating disc, under described Compress Spring effect, described floating disc and described rolling disc end face offset, described transmission shaft is installed with the first impeller, described first impeller is through described floating disc and described partition wall, on described first impeller, annular array has the blade of some radial arrangement, feeding-passage is formed between blade described in adjacent two, described feeding-passage is connected with described material feeding mouth, passage gaps is formed between described floating disc and rolling disc, described mounting cylinder is provided with the corresponding through hole in some and described passage gaps position, described through hole is connected with described feeding-passage by described passage gaps, the section area of described swirl channel outwards becomes large gradually by vortex center, the vortex center of described transmission shaft and described swirl channel is coaxially arranged, described transmission shaft is installed with the second impeller for fluid being imported described swirl channel, described second impeller is provided with some helical blades, the turning radius near the described helical blade of the import of described swirl channel is greater than the turning radius of the described helical blade of the import away from described swirl channel, and the end of described swirl channel is provided with discharge port.
2. paint pump as claimed in claim 1, it is characterized in that: the described pump housing is provided with an end cap, described swirl channel is between the described pump housing and end cap, and described transmission shaft passes described end cap.
3. paint pump as claimed in claim 1 or 2, is characterized in that: described transmission shaft is installed with a tapered sleeve, is provided with the first Sealing between described tapered sleeve and described end cap, be provided with the second Sealing between described end cap and the pump housing.
4. the paint pump as described in any one of claim 1-3, is characterized in that: the top of described first impeller is provided with a closure plate, and the end of all described blades all relies on described closure plate.
5. the paint pump as described in any one of claim 1-4, is characterized in that: the edge of described closure plate is provided with an annular protrusion, and all described blades all retrain and are installed in described annular protrusion.
6. the paint pump as described in any one of claim 1-5, is characterized in that: the described pump housing is provided with a back flushing interface, and described back flushing interface is arranged near described through hole.
7. the paint pump as described in any one of claim 1-6, is characterized in that: the described pump housing is provided with a slag exhausting mouth, and described slag exhausting mouth is between described partition wall and floating disc.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410647149.9A CN104454552B (en) | 2014-11-14 | 2014-11-14 | A kind of paint pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410647149.9A CN104454552B (en) | 2014-11-14 | 2014-11-14 | A kind of paint pump |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104454552A true CN104454552A (en) | 2015-03-25 |
CN104454552B CN104454552B (en) | 2016-06-08 |
Family
ID=52901141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410647149.9A Active CN104454552B (en) | 2014-11-14 | 2014-11-14 | A kind of paint pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104454552B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106076688A (en) * | 2016-08-30 | 2016-11-09 | 潍坊亿斯特管业科技有限公司 | A kind of powder body coating equipment and coating process |
CN107143519A (en) * | 2017-07-06 | 2017-09-08 | 亿德机电科技(福建)有限公司 | High temperature and high speed pump with self-cleaning function |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63205495A (en) * | 1987-02-18 | 1988-08-24 | アルカディー、イサーコウィッチ、ゾロタル | Centrifugal pump treating liquid containing abrasive solid grain |
CN2685615Y (en) * | 2004-03-19 | 2005-03-16 | 上海凯泉泵业(集团)有限公司 | Self-suction non-plugging blowoff unit contruction pump |
CN201202678Y (en) * | 2008-04-15 | 2009-03-04 | 吴俊� | Pump special for sugar industry emulsifying mortar |
-
2014
- 2014-11-14 CN CN201410647149.9A patent/CN104454552B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63205495A (en) * | 1987-02-18 | 1988-08-24 | アルカディー、イサーコウィッチ、ゾロタル | Centrifugal pump treating liquid containing abrasive solid grain |
CN2685615Y (en) * | 2004-03-19 | 2005-03-16 | 上海凯泉泵业(集团)有限公司 | Self-suction non-plugging blowoff unit contruction pump |
CN201202678Y (en) * | 2008-04-15 | 2009-03-04 | 吴俊� | Pump special for sugar industry emulsifying mortar |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106076688A (en) * | 2016-08-30 | 2016-11-09 | 潍坊亿斯特管业科技有限公司 | A kind of powder body coating equipment and coating process |
CN106076688B (en) * | 2016-08-30 | 2018-10-30 | 潍坊亿斯特管业科技有限公司 | A kind of powder body coating equipment and coating process |
CN107143519A (en) * | 2017-07-06 | 2017-09-08 | 亿德机电科技(福建)有限公司 | High temperature and high speed pump with self-cleaning function |
CN107143519B (en) * | 2017-07-06 | 2023-10-27 | 福建省福安市力德泵业有限公司 | High-temperature high-speed pump with self-cleaning function |
Also Published As
Publication number | Publication date |
---|---|
CN104454552B (en) | 2016-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202158190U (en) | Gland type filling dynamic sealing device | |
CN202171006U (en) | Abrasion-proof and scouring-proof stop valve | |
CN104454552A (en) | Coating pump | |
CN104500406B (en) | A kind of paint pump | |
CN209838699U (en) | Centrifugal pump with energy-saving pump body mouth ring | |
CN104728124A (en) | Multi-stage centrifugal pump | |
CN104481834A (en) | Plunger pump | |
CN105371037A (en) | Rotary joint of clearance sealing structure | |
CN202703994U (en) | Rotary disc type gas distributor | |
CN201705715U (en) | Shaft sealing cover of centrifugal pump with flow guide vane | |
CN204900319U (en) | Utilize seal spring to reduce impeller pump of bearing seal wearing and tearing | |
CN211677611U (en) | Impeller dynamic sealing device and intermittent efficient shaping machine thereof | |
CN203822677U (en) | Rotary jet pump with pump shaft with performance of being not in contact with medium | |
CN208204073U (en) | One kind is rested in peace angle valve | |
CN105464991A (en) | Long-life dry-running-resistant rotor pump | |
CN202017647U (en) | Interlinking multi-faceted centrifugal sealing device for pump | |
CN104454436B (en) | A kind of plunger pump | |
CN201144858Y (en) | Novel seal ring for centrifugal pump | |
CN204780927U (en) | Patching machine of air back valve and applied this air back valve | |
CN104975603A (en) | Air check valve and slurry spraying machine using same | |
CN111173667A (en) | Mixed flow type unit top cover water intaking pressure regulating device with filtering capability | |
CN205226381U (en) | Pressure reduction means is kept apart to high pressure sediment thick liquid mechanical seal for a pump medium | |
CN106975547B (en) | Sand mill discharging dynamic ring | |
CN205173065U (en) | Abrasionproof loses centrifugal pump pump cover | |
CN204532961U (en) | Horizontal end suction centrifugal pump joins taper pump cover |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |