CN203989595U - A kind of spiral flow blender for positive pressure measurement injecting type proportion mixing - Google Patents
A kind of spiral flow blender for positive pressure measurement injecting type proportion mixing Download PDFInfo
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- CN203989595U CN203989595U CN201420429528.6U CN201420429528U CN203989595U CN 203989595 U CN203989595 U CN 203989595U CN 201420429528 U CN201420429528 U CN 201420429528U CN 203989595 U CN203989595 U CN 203989595U
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- 238000009530 blood pressure measurement Methods 0.000 title claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 claims abstract description 26
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- 239000006260 foam Substances 0.000 claims abstract description 21
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- 238000006062 fragmentation reaction Methods 0.000 description 4
- 206010010254 Concussion Diseases 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
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- 238000009987 spinning Methods 0.000 description 2
- 229940047431 Recombinate Drugs 0.000 description 1
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Abstract
The utility model discloses a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing, comprises blender body and continuous helical baffler; In blender body, be provided with body chamber, the both ends open of this body chamber is water inlet and liquid outlet; Body chamber is divided into the spiral baffling Shi He spin chamber of accepting mutually vertically; In spin chamber, be provided with a core body, in this core body, be provided with vertically side by side and the crusher chamber being connected and spray chamber, between blender body and core body, be provided with foam solution passage; It is indoor that continuous helical baffler adaptation is arranged on spiral baffling, the outer wall of this continuous helical baffler is provided with double helix sheet, the inwall of this double helix sheet and spiral baffling chamber forms spiral baffling passage, in this continuous helical baffler, be provided with Venturi effect passage, the entrance of this Venturi effect passage communicates with water inlet, and outlet is connected with crusher chamber.This Novel spiral eddy flow blender designs by innovation structure, reaches highly evenly and mixes, promotes fire extinguishing effect object.
Description
Technical field
The utility model relates to a kind of foam solution blender, specifically refers to a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing.
Background technology
Foam proportioner is froth fire extinguishing system " nerve center ", and the quality of its service behaviour is directly connected to the success or failure that froth fire extinguishing system fights a fire.Foam proportioning unit can roughly be divided into negative pressure proportion mixer and malleation proportion mixer according to hybrid mode difference, and the blender of their correspondences is negative pressure proportioner and malleation proportioner.No matter be negative pressure proportioner or malleation proportioner, in foam solution and current mixed process, turbulent flow phenomenon very easily occurs at present, this turbulent flow phenomenon can cause mixes unstable, problem of non-uniform, final impact fire extinguishing effect.
Utility model content
The purpose of this utility model is to provide a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing, avoids turbulent flow phenomenon to produce, and reaches highly evenly and mixes, promotes fire extinguishing effect object.
In order to reach above-mentioned purpose, solution of the present utility model is:
For a spiral flow blender for positive pressure measurement injecting type proportion mixing, comprise blender body and continuous helical baffler; In described blender body, be provided with the body chamber that two ends connect, the both ends open of this body chamber is water inlet and liquid outlet, establishes from this water inlet to liquid outlet direction as axial; Described body chamber is divided into the spiral baffling Shi He spin chamber of accepting mutually vertically; In described spin chamber, be provided with a core body, in this core body, be provided with vertically side by side and the crusher chamber being connected and spray chamber, this spray chamber towards the chamber of liquid outlet wall, be provided with spray orifice, between described blender body and core body, be provided with the foam solution passage being connected with described crusher chamber; It is indoor that described continuous helical baffler adaptation is arranged on described spiral baffling, the outer wall of this continuous helical baffler is provided with double helix sheet, the inwall of this double helix sheet and described spiral baffling chamber forms spiral baffling passage, in this continuous helical baffler, be provided with Venturi effect passage, the entrance of this Venturi effect passage communicates with described water inlet, and outlet is connected with described crusher chamber.
Between the double helix sheet of continuous helical baffler, form helicla flute, this helicla flute is the circular arc type helicla flute that bottom land is circular arc type.
The end of described spin chamber forms a recurrence section toward liquid outlet direction convergent footpath.
Described foam solution passage includes liquid passage and two component stream passages, this two component stream passage forms the semicircle road of cross section semicircular in shape shape, describedly enter liquid passage and be connected with the center of the semicircle segmental arc in described semicircle road, described crusher chamber is located at the center of the diameter segment in described semicircle road.
Adopt after such scheme, the utility model is with respect to the beneficial effect of prior art: during ribbon mixer work, press water enters from the water inlet of blender body, press water is at continuous helical baffler punishment stream, a part current at intermediate flow after Venturi effect passage decompressing speed-increasing, from spout (outlet), be injected into crusher chamber, due to aerodynamic force, inertia force, the interaction of the various power such as viscous force and surface tension, continuous fluid column breakup, (fragmentation is because disturbance has formed axial symmetry Sasser on liquid note surface to become different discrete agglomerate, under the effect of surface tension of liquid, concussion amplitude constantly increases, fluid column cut-out causes the most at last, the surface tension of liquid has played Main Function to fragmentation).Under the development function of unstable surface wave, jet finished breaking becomes a string drop.High velocity liquid drop under the effect of inertia force with the pressure fluctuation of pressure foam liquid (by sending into crusher chamber through foam solution passage under displacement pump effect) with shear pulsation interact (being that space concussion is clashed into), foam solution also produces fragmentation, and recombinate with merge water droplets, after restructuring, enter spray chamber and penetrate from spray orifice.
Another part current move while rotating the line of spinning forward along spiral baffling passage, the helical duct that continuous helical baffler makes fluid not change, seal along a continuous actual internal area moves, movement locus is stable bifilar helix, movement velocity does not change, and flow velocity is high, and pressure drop is little, do not precipitate, without stopping up, because be a continuous integral body, no pulse is stablized in fluid motion, does the laminar motion of single fluid.After having gone out helical duct, enter spin chamber, current are done high speed rotary motion in rotating room, near shaft core position, forming negative pressure eddy flow, traction premixed drop sprays from spray orifice, and disperse in space with its sum velocity, synthetic flowing, the turbulent motion from the laminar motion of single fluid to two-fluid, finally reaches highly mixed uniformly object.
Accompanying drawing explanation
Fig. 1 is the schematic cross-section of this Novel spiral eddy flow blender;
Fig. 2 be in Fig. 1 A-A to cutaway view;
Fig. 3 is the stereogram of continuous helical baffler.
Label declaration
Blender body 1 water inlet 101
Liquid outlet 102 spiral baffling chambers 11
Spin chamber 12 returns section 13
Crusher chamber 14 spray chambers 15
Spray orifice 151 foam solution passages 16
Enter liquid passage 161 split channels 162
Continuous helical baffler 2 spiral baffling passages 20
Double helix sheet 21 Venturi effect passages 22
Helicla flute 23
The specific embodiment
Below in conjunction with the drawings and specific embodiments, this case is described in further detail.
This case relates to a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing, as Figure 1-3, mainly comprises blender body 1 and continuous helical baffler 2.
Described blender body 1 preferably consists of front pipe wall and the assembling of rear pipe wall.In blender body 1, offer the body chamber that two ends connect, the both ends open of this body chamber is water inlet 101 and liquid outlet 102, establishes from this water inlet 101 to liquid outlet 102 directions as axial.Body chamber is divided into the spiral baffling Shi11He spin chamber 12 of accepting mutually vertically.
In described spin chamber 12, be provided with a core body, in this core body, be provided with vertically side by side and the crusher chamber 14 being connected and spray chamber 15.This spray chamber 15 is the fan shape structure of opening towards liquid outlet 102, spray chamber 15 on the wall of the chamber of liquid outlet 102, be evenly laid with several spray orifices 151.Between blender body 1 and core body, be provided with the foam solution passage 16 being connected with crusher chamber 14, foam solution is sent in crusher chamber 14 by this foam solution passage 16.
Described continuous helical baffler 2 adaptations are arranged in spiral baffling chamber 11, the outer wall of this continuous helical baffler 1 is provided with double helix sheet 21, this double helix sheet 21 has spiral baffling passage 20 with the inwall formation of spiral baffling chamber 11, the water intake end of this spiral baffling passage 20 is accepted the water inlet 101 of blender body 1, and spin chamber 12 is accepted in the water side of spiral baffling passage 20.In continuous helical baffler 2, be provided with Venturi effect passage 22, the entrance of this Venturi effect passage 22 is accepted and is communicated with water inlet 101, and outlet (spout) is communicated with crusher chamber 14.Particularly, the port of export of continuous helical baffler 2 interlocks mutually and establishes to realize mutual airtight connection with core body.
This Novel spiral blender is for malleation metering-type proportion mixer.During work, press water enters from the water inlet 101 of blender body 1, press water is at continuous helical baffler 2 punishment streams, part current at intermediate flow after Venturi effect passage 22 decompressing speed-increasing, from spout (outlet of Venturi effect passage 22), be injected into crusher chamber 14, in this process, by the interaction of the various power of fluid, make the jet finished breaking that enters crusher chamber 14 become a string drop.Simultaneously, under the displacement pump effect of proportion mixer, pressure foam liquid is sent into crusher chamber 14 through foam solution passage 16, thus with the high speed droplet interaction of described fragmentation, and with merge water droplets restructuring, after restructuring, enter spray chamber 15 and penetrate from spray orifice 151.Another part current move while rotating the line of spinning forward along spiral baffling passage 20, the helical duct that continuous helical baffler 2 makes fluid not change, seal along a continuous actual internal area moves, no pulse is stablized in this fluid motion, does the laminar motion of single fluid.After having gone out spiral baffling passage 20, enter spin chamber 12, current are done high speed rotary motion in rotating room 12, near shaft core position, forming negative pressure eddy flow, traction premixed drop is from spray orifice 151 ejections, and disperse in space with its sum velocity, synthetic flowing, the turbulent motion from the laminar motion of single fluid to two-fluid, finally reaches highly mixed uniformly object.
This New-type Swirl Flow blender, wherein Venturi effect passage 22 is different from existing known Venturi effect pipe.Existing known Venturi effect pipe mainly for generation of negative pressure to suck foam solution.And this novel Venturi effect passage 22 roles are decompressing speed-increasings, thereby be beneficial to press water, carry out jet and make the various power of fluid recited above and interact, facilitate and be broken into drop object.Venturi effect passage 22 is undergauge structure vertically, provides embodiment and is divided into three sections, direct current leading portion, undergauge stage casing and direct current back segment.This novel outstanding design point is in addition the structure that double helix sheet 21 forms spiral baffling passages 20, and specific works principle is referring to statement above.
Further, as shown in Figure 1, Figure 3,21 of the double helix sheets of continuous helical baffler 2 form helicla flutes 23, and this helicla flute 23 is the circular arc type helicla flute of circular arc type for bottom land.When spiral water flow approaches pivot, fluid pressure be reduced to the pressure of the jet expansion external space about equally, at this moment the viscosity of fluid increases the friction of itself and wall, adopt its cross section profile of circular arc helicla flute to be even variation, can make the pressure loss minimum, energy loss is also minimum, makes spiral laminar motion excellent.
Further, the end of described spin chamber 12 forms a recurrence section 13 toward liquid outlet direction convergent footpath, and the fluid motion of mixed uniformly mixed liquor is carried out suitably relaxing and returning.
Further, as shown in Figure 3, foam solution passage 16 includes liquid passage 161 and two component stream passages 162, this two component stream passage 162 forms the semicircle road of a cross section semicircular in shape shape, enter liquid passage 161 and be connected with the center of the semicircle segmental arc in semicircle road, crusher chamber 14 is located at the center of the diameter segment in semicircle road.Pressure foam liquid is divided into two strands from entering liquid passage 161 is sent into, and this two stocks stream is respectively successively through importing crusher chamber 14 after segmental arc, diameter segment separately.Two stock streams are relatively sends into crusher chamber 14, rises and strengthens space concussion effect of impact.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing with the utility model claim scope change and modify, and all should belong to the scope of the utility model claim.
Claims (4)
1. for a spiral flow blender for positive pressure measurement injecting type proportion mixing, it is characterized in that: comprise blender body and continuous helical baffler; In described blender body, be provided with the body chamber that two ends connect, the both ends open of this body chamber is water inlet and liquid outlet, establishes from this water inlet to liquid outlet direction as axial; Described body chamber is divided into the spiral baffling Shi He spin chamber of accepting mutually vertically; In described spin chamber, be provided with a core body, in this core body, be provided with vertically side by side and the crusher chamber being connected and spray chamber, this spray chamber towards the chamber of liquid outlet wall, be provided with spray orifice, between described blender body and core body, be provided with the foam solution passage being connected with described crusher chamber; It is indoor that described continuous helical baffler adaptation is arranged on described spiral baffling, the outer wall of this continuous helical baffler is provided with double helix sheet, the inwall of this double helix sheet and described spiral baffling chamber forms spiral baffling passage, in this continuous helical baffler, be provided with Venturi effect passage, the entrance of this Venturi effect passage communicates with described water inlet, and outlet is connected with described crusher chamber.
2. a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing as claimed in claim 1, is characterized in that: between the double helix sheet of continuous helical baffler, form helicla flute, this helicla flute is the circular arc type helicla flute that bottom land is circular arc type.
3. a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing as claimed in claim 1, is characterized in that: the end of described spin chamber forms a recurrence section toward liquid outlet direction convergent footpath.
4. a kind of spiral flow blender for positive pressure measurement injecting type proportion mixing as claimed in claim 1, it is characterized in that: described foam solution passage includes liquid passage and two component stream passages, this two component stream passage forms the semicircle road of cross section semicircular in shape shape, describedly enter liquid passage and be connected with the center of the semicircle segmental arc in described semicircle road, described crusher chamber is located at the center of the diameter segment in described semicircle road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429528.6U CN203989595U (en) | 2014-07-31 | 2014-07-31 | A kind of spiral flow blender for positive pressure measurement injecting type proportion mixing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429528.6U CN203989595U (en) | 2014-07-31 | 2014-07-31 | A kind of spiral flow blender for positive pressure measurement injecting type proportion mixing |
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| CN203989595U true CN203989595U (en) | 2014-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190024A (en) * | 2014-07-31 | 2014-12-10 | 天广消防股份有限公司 | Spiral flow mixer for positive pressure metering injection type proportionally-mixing device |
-
2014
- 2014-07-31 CN CN201420429528.6U patent/CN203989595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190024A (en) * | 2014-07-31 | 2014-12-10 | 天广消防股份有限公司 | Spiral flow mixer for positive pressure metering injection type proportionally-mixing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160822 Address after: 362300 Quanzhou City, Fujian Province, the success of science and Technology Industrial Zone, Nanan Patentee after: Fujian Tianguang Fire-fighting Incorporated Company Address before: 362300 Nanan Quanzhou Success Science and Technology Industrial Zone, Fujian Patentee before: Tianguang Fire Fighting Co.,Ltd. |