CN209385414U - A kind of sucking protective device for pump - Google Patents
A kind of sucking protective device for pump Download PDFInfo
- Publication number
- CN209385414U CN209385414U CN201822099662.5U CN201822099662U CN209385414U CN 209385414 U CN209385414 U CN 209385414U CN 201822099662 U CN201822099662 U CN 201822099662U CN 209385414 U CN209385414 U CN 209385414U
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- China
- Prior art keywords
- pump
- protective device
- roller
- sucking
- cylinder
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- 230000001681 protective effect Effects 0.000 title claims abstract description 38
- 210000003205 muscle Anatomy 0.000 claims description 22
- 210000003101 oviduct Anatomy 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 abstract description 5
- 230000002459 sustained effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 206010028813 Nausea Diseases 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to pumping unit fields, disclose a kind of sucking protective device for pump, including cylinder, are uniformly provided with multiple inlet openings on barrel wall, the both ends of cylinder are fixedly connected with pipe fitting；Coaxial sleeve is equipped with roller in the cylinder, is uniformly provided with multiple blastholes on cylinder wall；The roller rotation is set in cylinder.The sucking protective device structure for being used for pump is simple, protrudes into medium to be conveyed, surrounding medium is difficult to turbulent phenomenon occur, more difficult generation vortex phenomenon.Steady and sustained negative pressure state in jet pump can be kept, conducive to the quick sucking of pumped (conveying) medium, improves the conveying capacity of medium.
Description
Technical field
The utility model relates to pumping unit fields, more particularly to a kind of sucking protective device for pump.
Background technique
The advantages that jet pump is easy to process since its structure is simple, movement-less part is in water conservancy, electric power, traffic, petroleum
The fields such as work have a wide range of applications, particularly suitable for underwater and dangerous special occasions etc..But in use, jet pump
Universal efficiency is lower, therefore is chiefly used in the pumping priming device of centrifugal pump, or arranges in pairs or groups and use with other equipment, on the other hand, base
In its basic functional principle, jet pump is typically provided longer throat tubular construction, although facilitating the biography energy and mass transport process of fluid,
But its biggish structure size greatly limits the development of jet pump.
At present in the blending transportation of heterogeneous fluid, jet pump often need in face of increasingly complex wide-range operating operating condition and
The mixed flow fluidised form of two or more fluids.Job insecurity when existing gas-liquid jet stream pump work, vacuum degree are often unable to reach pre-
Phase effect, so the case where medium even stops intermittently often occurs because of the fluctuation of vacuum degree in jet pump, to cause
Pumped (conveying) medium retracts, and is easy for that the medium of the vacuum inlet feeds pipe end of jet pump is caused turbulent phenomenon occur at this time, jet pump is defeated
Vortex may be generated in vacuum inlet feeds pipe end by sending medium intermittence cutout persistently occur, and turbulent flow and vortex can aggravate jet stream
The unstable situation of negative pressure in pumping, so nausea circulation, are unfavorable for jet pump pumped (conveying) medium.
Utility model content
The utility model is intended to provide a kind of jet pump to solve above-mentioned technical problem in the prior art.
The technical solution adopted in the utility model are as follows: a kind of sucking protective device for pump, including cylinder, on barrel wall
Multiple inlet openings are uniformly provided with, the both ends of cylinder are fixedly connected with pipe fitting；Coaxial sleeve is equipped with roller, cylinder wall in the cylinder
On be uniformly provided with multiple blastholes；The roller rotation is set in cylinder.
According to the sucking protective device provided by the utility model for pump, the pipe fitting is the flange being arranged in pairs, method
Orchid is plate-type flange.
According to the sucking protective device provided by the utility model for pump, sieve plate, sieve plate are provided between the flange
On be uniformly provided with multiple sieve pores.
According to the sucking protective device provided by the utility model for pump, the one side of any sieve plate towards roller
Strut is fixedly connected at center, the free end of strut is protruded into roller, and turning set is equipped with sleeve, is fixedly connected on sleeve
The other end of multi-disc blade, blade is fixedly connected with the inner wall of roller.
According to the sucking protective device provided by the utility model for pump, the inclined circle for being wound around sleeve of the blade
Zhou Shang is configured to turbine-like.
According to the sucking protective device provided by the utility model for pump, the one side of opposite sieve plate towards roller is fixed
It is provided with muscle piece group, muscle piece group includes the gusset of the interlaced interspersed fixation of multi-disc.
According to the sucking protective device provided by the utility model for pump, one end of the muscle piece group is protruded into roller,
It is supported on one end of roller, roller can be freely rotated in muscle piece group.
According to the sucking protective device provided by the utility model for pump, the gusset is U-board, is owned in muscle piece group
The U-shaped opening direction of gusset is consistent, and protrudes into roller.
According to the sucking protective device provided by the utility model for pump, insertion is fixed between the sieve plate and flange
Filter screen.
According to the sucking protective device provided by the utility model for pump, the pump is jet pump comprising valve body, valve
Body has inner cavity, and inner cavity has opening, and valve body is provided with the through-hole of connection inner cavity relative to one end of opening；The inner cavity it is interior
The ring of a ring shape is fixed on wall；The open end of the valve body is connected with oviduct, and the big end of oviduct is connect with valve body；
Trunnion is equipped in the valve body, one end of trunnion has tip, and the other end of trunnion stretches out valve body；On the circumference of the trunnion
With a ring bodies, at least one intake is offered on the circumference of overhanging end on trunnion；Between the ring and through-hole
Offer at least one suction inlet；The overhanging end of the trunnion is connected and fixed sucking protective device.
The utility model has the beneficial effects that
The sucking protective device structure for being used for pump is simple, protrudes into medium to be conveyed, surrounding medium is difficult to out
Existing turbulent phenomenon, more difficult generation vortex phenomenon.Steady and sustained negative pressure state in jet pump can be kept, is conducive to conveying and is situated between
The quick sucking of matter, improves the conveying capacity of medium.In addition, the sundries in pumped (conveying) medium can also be isolated in the protective device, avoid miscellaneous
Object is inhaled into, blocking pipeline setting damage pumping unit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sucking protective device provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of sucking protective device and pump connection provided by the embodiment of the utility model；
In figure:
1, trunnion 2, taper thread cover 3, rotary table 4, valve body
5, suction line 6, ring 7, ring bodies 8, tip
9, oviduct 10, diffuser 11, filter screen 12, strut
13, sieve plate 14, flange 15, cylinder 16, blade
17, roller 18, muscle piece group 19, gusset 20, sleeve
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
With novel further description.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation or be constructed and operated in a specific orientation, therefore it should not be understood as limiting the present invention.In addition, term
" first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；Of course, can also be mechanical connection, it is also possible to be electrically connected；In addition, it can also be and be connected directly, be also possible to
Indirectly connected through an intermediary, or it can be connection inside two elements.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Embodiment one
As shown in Figure 1, the utility model provides a kind of sucking protective device for pump, including cylinder 15, cylinder 15
Multiple inlet openings are uniformly provided on wall, the both ends of cylinder 15 are fixedly connected with pipe fitting；Coaxial sleeve is equipped with rolling in the cylinder 15
Cylinder 17 is uniformly provided with multiple blastholes on 17 wall of roller；The rotation of roller 17 is set in cylinder 15.
Blasthole is to be obliquely installed, and when medium enters, roller 17 and blade 16 can more easily be pushed to rotate.
The summation of the area of all inlet openings is greater than 2 times of delivery spout area, or greater than the 2 of flange endoporus area
Times, and flange inner hole is greater than delivery spout.In addition, the summation of the area of all blastholes is greater than the area of all inlet openings.
Pipe fitting is the flange 14 being arranged in pairs, and flange 14 is plate-type flange 14.
It is provided with sieve plate 13 between flange 14, multiple sieve pores are uniformly provided on sieve plate 13.
According to the sucking protective device provided by the utility model for pump, any sieve plate 13 is towards the one of roller 17
Strut 12 is fixedly connected at the center in face, the free end of strut 12 is protruded into roller 17, and turning set is equipped with sleeve 20, sleeve
Multi-disc blade 16 is fixedly connected on 20, the other end of blade 16 is fixedly connected with the inner wall of roller 17.
On the inclined circumference for being wound around sleeve 20 of blade 16, it is configured to turbine-like.
According to the sucking protective device provided by the utility model for pump, one side of the opposite sieve plate 13 towards roller 17
It is fixedly installed muscle piece group 18, muscle piece group 18 includes the gusset 19 of the interlaced interspersed fixation of multi-disc.
One end of muscle piece group 18 is protruded into roller 17, and one end of roller 17 is supported on, and roller 17 can be in muscle piece group 18 certainly
By rotating.
Gusset 19 is U-board, and the U-shaped opening direction of all gussets 19 is consistent in muscle piece group 18, and protrudes into roller 17.
Insertion is fixed with filter screen 11 between sieve plate 13 and flange 14.The mesh number of filter screen 11 is -100 mesh of 50 mesh.
Embodiment two
As shown in Figs. 1-2, the utility model provides a kind of sucking protective device for pump, including cylinder 15, cylinder
Multiple inlet openings are uniformly provided on 15 walls, the both ends of cylinder 15 are fixedly connected with pipe fitting；Coaxial sleeve is equipped in the cylinder 15
Roller 17 is uniformly provided with multiple blastholes on 17 wall of roller；The rotation of roller 17 is set in cylinder 15.
Blasthole is to be obliquely installed, and when medium enters, roller 17 and blade 16 can more easily be pushed to rotate.
The summation of the area of all inlet openings is greater than 2 times of delivery spout area, or greater than the 2 of flange endoporus area
Times, and flange inner hole is greater than delivery spout.In addition, the summation of the area of all blastholes is greater than the area of all inlet openings.
Pipe fitting is the flange 14 being arranged in pairs, and flange 14 is plate-type flange 14.
It is provided with sieve plate 13 between flange 14, multiple sieve pores are uniformly provided on sieve plate 13.
According to the sucking protective device provided by the utility model for pump, any sieve plate 13 is towards the one of roller 17
Strut 12 is fixedly connected at the center in face, the free end of strut 12 is protruded into roller 17, and turning set is equipped with sleeve 20, sleeve
Multi-disc blade 16 is fixedly connected on 20, the other end of blade 16 is fixedly connected with the inner wall of roller 17.
On the inclined circumference for being wound around sleeve 20 of blade 16, it is configured to turbine-like.
According to the sucking protective device provided by the utility model for pump, one side of the opposite sieve plate 13 towards roller 17
It is fixedly installed muscle piece group 18, muscle piece group 18 includes the gusset 19 of the interlaced interspersed fixation of multi-disc.
One end of muscle piece group 18 is protruded into roller 17, and one end of roller 17 is supported on, and roller 17 can be in muscle piece group 18 certainly
By rotating.
Gusset 19 is U-board, and the U-shaped opening direction of all gussets 19 is consistent in muscle piece group 18, and protrudes into roller 17.
Insertion is fixed with filter screen 11 between sieve plate 13 and flange 14.The mesh number of filter screen 11 is -100 mesh of 50 mesh.
The end flange 14 of the sucking protective device is usually provided with the flange 14 of muscle piece group 18, is connected to and penetrates
The trunnion for flowing pump, is fixedly connected to form access with the overhanging end of trunnion 1.The jet pump, including valve body 4, valve body 4 have inner cavity,
Inner cavity has opening, and valve body 4 is provided with the through-hole of connection inner cavity relative to one end of opening；It is fixed on the inner wall of the inner cavity
The ring 6 of one ring shape；The open end of the valve body 4 is connected with oviduct 9, and the big end of oviduct 9 is connect with valve body 4；It is described
Trunnion 1 is equipped in valve body 4, one end of trunnion 1 has tip 8, and the other end of trunnion 1 stretches out valve body 4；The circle of the trunnion 1
There is a ring bodies 7 on week, offer at least one intake on the circumference of overhanging end on trunnion 1；The ring 6 with it is logical
At least one suction inlet is offered between hole.
The small end of oviduct 9 has straight section, is removably connected with the diffuser 10 expanded outwardly on straight section.
Suction inlet is threaded hole, and internal screw thread is connected with suction line 5.
Valve body 4 is connected with the rotary table 3 of taper far from one end of opening, offers annular groove on trunnion 1, is provided in annular groove close
Seal, sealing ring are set in 3 sections of rotary table.
Tapered thread is offered on the periphery of rotary table 3, and is connected with taper thread set 2.
Through-hole is internal thread hole, is threadedly coupled between through-hole and trunnion 1, corresponding, offers external screw thread on trunnion 1.
The both ends of the surface of ring bodies 7 are to be obliquely installed, and the junction outer diameter of trunnion 1 and ring bodies 7 is less than 7 middle part of ring bodies
Outer diameter.
The both ends of the surface of ring 6 are to be obliquely installed, and sharp corner is provided close at cavity inner wall；The ring bodies 7 and ring 6
The section X-shaped in the channel of forming.
Ring bodies 7 and trunnion 1 are integrally formed.When the assembly of ring bodies 7 and valve body 4, ring bodies 7 is initially charged with inner cavity, then will
Valve body 4 is connected with oviduct 9.
In addition, ring bodies 7 is to be detachably connected with trunnion 1,7 center of ring bodies offers internal screw thread, trunnion 1 and ring bodies
7 be threaded connection.
Medium 1 is passed through from the extension end of trunnion 1, is sprayed from tip 8, latus rectum sharply becomes smaller herein, and flow velocity is speeded.In addition,
Medium 1 can also leak out of intake when conveying and be and be additionally provided with suction inlet and suction line 5 herein from section,
Suction line 5 can be set to arrange along the outer circle uniform intervals of valve body 4 two or three, four, in suction line 5
It is passed through the medium 2, medium 3, medium 4 of the flowing of high speed, medium 2, medium 3, medium 4 can be passed through substance different or of the same race, this
Place's suction line 5 is passed through pressure-air, and pressure-air is passed through from section for the channel of X-shaped, and insert space sharply becomes smaller, and flow velocity increases
Fastly, negative pressure is generated, trunnion 1 will be by sucking medium to be conveyed, such as mud from intake.And while sucking conveying mud,
A part of mud is sprayed from the tip 8 of trunnion 1, and latus rectum equally sharply becomes smaller herein, and flow velocity is speeded, and generates negative pressure, herein negative pressure
Aggravate the inhalant effect in the channel of X-shaped again.So that the suction of the jet pump is stronger, conveying capacity is more preferable, conveys flow velocity faster,
Flow is bigger.
Finally, it should be noted that the above various embodiments is only the preferred embodiment of the utility model to illustrate that this is practical
Novel technical solution, rather than its limitations, when the scope of the patents for being less limitation the utility model；Although referring to aforementioned each reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
It states technical solution documented by each embodiment to modify, or some or all of the technical features is equally replaced
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Range；In addition, by the technical solution of the utility model it is direct or indirect be used in other related technical areas, similarly
Including in the scope of patent protection of the utility model.
Claims (10)
1. a kind of sucking protective device for pump, which is characterized in that including cylinder, multiple water inlets are uniformly provided on barrel wall
The both ends in hole, cylinder are fixedly connected with pipe fitting；Coaxial sleeve is equipped with roller in the cylinder, be uniformly provided on cylinder wall it is multiple enter
Water hole；The roller rotation is set in cylinder.
2. the sucking protective device according to claim 1 for pump, which is characterized in that the pipe fitting is arranged in pairs
Flange, flange are plate-type flange.
3. the sucking protective device according to claim 2 for pump, which is characterized in that be provided with sieve between the flange
Plate is uniformly provided with multiple sieve pores on sieve plate.
4. the sucking protective device according to claim 3 for pump, which is characterized in that any sieve plate is towards roller
One side center at be fixedly connected with strut, the free end of strut is protruded into roller, and turning set is equipped with sleeve, solid on sleeve
Surely it is connected with multi-disc blade, the other end of blade is fixedly connected with the inner wall of roller.
5. the sucking protective device according to claim 4 for pump, which is characterized in that the blade is inclined to be wound around
On the circumference of sleeve, it is configured to turbine-like.
6. the sucking protective device according to claim 2 for pump, which is characterized in that opposite sieve plate is towards roller
It is fixedly installed muscle piece group on one side, muscle piece group includes the gusset of the interlaced interspersed fixation of multi-disc.
7. the sucking protective device according to claim 6 for pump, which is characterized in that one end of the muscle piece group is protruded into
In roller, it is supported on one end of roller, roller can be freely rotated in muscle piece group.
8. the sucking protective device according to claim 7 for pump, which is characterized in that the gusset is U-board, muscle piece
The U-shaped opening direction of all gussets is consistent in group, and protrudes into roller.
9. the sucking protective device according to claim 3 for pump, which is characterized in that embedding between the sieve plate and flange
Enter to be fixed with filter screen.
10. any sucking protective device for pump in -9 according to claim 1, which is characterized in that the pump is penetrates
Stream pump comprising valve body, valve body have inner cavity, and inner cavity has opening, and valve body is provided with connection inner cavity relative to one end of opening
Through-hole；The ring of a ring shape is fixed on the inner wall of the inner cavity；The open end of the valve body is connected with oviduct, loudspeaker
The big end of pipe is connect with valve body；Trunnion is equipped in the valve body, one end of trunnion has tip, and the other end of trunnion stretches out valve
Body；There is a ring bodies on the circumference of the trunnion, offer at least one intake on the circumference of overhanging end on trunnion；
At least one suction inlet is offered between the ring and through-hole；The overhanging end of the trunnion is connected and fixed sucking protective device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099662.5U CN209385414U (en) | 2018-12-13 | 2018-12-13 | A kind of sucking protective device for pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099662.5U CN209385414U (en) | 2018-12-13 | 2018-12-13 | A kind of sucking protective device for pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385414U true CN209385414U (en) | 2019-09-13 |
Family
ID=67871883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822099662.5U Active CN209385414U (en) | 2018-12-13 | 2018-12-13 | A kind of sucking protective device for pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385414U (en) |
-
2018
- 2018-12-13 CN CN201822099662.5U patent/CN209385414U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A suction protection device for pumps Granted publication date: 20190913 Pledgee: Suining Bank Co.,Ltd. Mianyang Branch Pledgor: SICHUAN SANTAI JIANMEN PUMP CO.,LTD. Registration number: Y2024980003068 |