CN204891019U - Terminal foam proportion mixing arrangement of wet -type - Google Patents
Terminal foam proportion mixing arrangement of wet -type Download PDFInfo
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- CN204891019U CN204891019U CN201520570092.7U CN201520570092U CN204891019U CN 204891019 U CN204891019 U CN 204891019U CN 201520570092 U CN201520570092 U CN 201520570092U CN 204891019 U CN204891019 U CN 204891019U
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Abstract
The utility model discloses a terminal foam proportion mixing arrangement of wet -type belongs to fire control apparatus technical field, and it includes, and the sea water flow meter, sea water maintain valve, sea water motorised valve, the sea water that communicate in proper order with sea water entry advance tub, the proportion blender, but advance a tub rotation regulation device with foam stoste flowmeter, foam stoste check valve, foam solenoid valve, foam stoste that foam stoste entry communicates in proper order, but rotation regulation device intercommunication proportion blender advance foam stoste mouth, proportion blender intercommunication mixed liquid outlet. The utility model discloses a but the rotation regulation device can be accurate the mixing ratio of regulation foam stoste and sea water, avoid the mixing ratio error that arouses because of flow fluctuation.
Description
Technical field
The utility model belongs to fire-fighting equipment technical field, particularly a kind of wet type distal foam fire extinguishing proportion mixer.
Background technology
At present, the pressure type proportion mixing device of the foam fire fighting system employing that China is traditional, although mixing ratio is more stable, but it is oversize to form the mixed liquor used time, easy incur loss through delay fire extinguishing opportune time, can not the very first time by fire suppression in bud, and when system working pressure instability time, mixing ratio there will be fluctuation in various degree, causes error.
Mixing ratio meeting bigger than normal causes the waste of foam dope, increases cost; Mixing ratio is less than normal, cannot reach the extinguishing effect of expection, causes heavy losses to the country and people's lives and properties.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of wet type distal foam proportion mixer, when fire occurs, rapidly seawater and foam dope can be carried out accurate ratio mixing at end, 5 ~ 10s both can carry out foam and spurt, thus catch the opportune time of fire extinguishing, realize fire extinguishing rapidly and efficiently.
For realizing above-mentioned technical purpose, the utility model adopts following technical scheme to be achieved.
A kind of wet type distal foam fire extinguishing proportion mixer, comprises the seawater flow meter, seawater service valve, seawater motor-driven valve, seawater inlet pipe, the proportioner that are communicated with successively with seawater inlet; The foam dope flowmeter be communicated with successively with foam dope entrance, foam dope check-valves, foam magnetic valve, foam dope inlet pipe, rotatable adjusting device; What described rotatable adjusting device was communicated with proportioner enters foam dope mouth, and described proportioner is communicated with mixture export.
As technical scheme further, the rotation orifice plate that described rotatable adjusting device comprises two special-shaped flanges and is clamped between two special-shaped flanges, described two special-shaped flanges and rotation orifice plate offer metering orifice respectively, rotate orifice plate relative to two special-shaped flange rotaries, the area that the metering orifice making special-shaped flange and rotate orifice plate overlaps constantly changes.
As technical scheme further, described rotatable adjusting device is rotatable self-checking device, the rotation orifice plate that described rotatable self-checking device comprises two special-shaped flanges and is clamped between two special-shaped flanges, and the automatic regulator engaged with described rotation orifice plate.
As technical scheme further, described automatic regulator is provided with sea intake, foam dope import; Described sea intake is led the way by seawater and is communicated with seawater inlet pipe, and described foam dope import is led the way by foam dope and is communicated with foam dope inlet pipe.
As technical scheme further, described rotation orifice plate is provided with first group of tooth bar, described first group of tooth bar engages with group tooth bar of second on described automatic regulator.
As technical scheme further, the outward flange of described rotation orifice plate is located at by described first group of tooth bar.
As technical scheme further, described special-shaped flange is provided with annular slide track, and described rotation orifice plate is provided with the annular boss be slidably matched with annular slide track.
As technical scheme further, the sliding interface of described annular boss and annular slide track is provided with O-ring seal.
As technical scheme further, be inlaid with ball near the outer of described rotation orifice plate, corresponding special-shaped flange surface is provided with ball grooves.
As technical scheme further, described rotatable adjusting device is rotatable manual regulating device, the rotation orifice plate that described rotatable manual regulating device comprises two special-shaped flanges and is clamped between two special-shaped flanges, and the rotary handle be connected with described rotation orifice plate.
The beneficial effects of the utility model are:
Distal foam fire extinguishing proportion mixer is provided with at zone of protection, it is inner that seawater and foam dope have arrived distal foam fire extinguishing proportion mixer, when fire occurs, foam fire-fighting proportion mixer can rapidly by seawater and foam dope mixing, and by the tip injection devices that mixture export connects, mixed liquor is ejected into scene of fire, shorten the incorporation time of foam dope, the very first time by fire suppression in bud; Rotatable adjusting device is provided with in distal foam fire extinguishing proportion mixer, can the mixing ratio of fine adjustment foam dope and seawater by rotatable adjusting device, avoid the mixing ratio error because flowed fluctuation causes; Two special-shaped flanges in rotatable adjusting device and rotate between orifice plate and can relatively rotate, facilitate being connected and installed of self-checking device and two side ducts, the sliding interface of annular boss and annular slide track is provided with O-ring seal, O-ring seal can not only sea water resistance and foam dope corrosion, also assures that the sealing of equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of mixing arrangement in the utility model first embodiment;
Fig. 2 is the perspective view of the rotatable self-checking device shown in Fig. 1;
Fig. 3 is the rotatable self-checking device side view shown in Fig. 1;
Fig. 4 is the part-structure profile of the rotatable self-checking device shown in Fig. 1;
Fig. 5 is the structural representation of the special-shaped flange shown in Fig. 2;
Fig. 6 is the structural representation of the rotation orifice plate shown in Fig. 2;
Fig. 7 rotates the perspective view that orifice plate coordinates with rotary handle in the utility model second embodiment mixing arrangement;
In figure: 1, seawater flow meter; 2, seawater service valve; 3, seawater motor-driven valve; 4, seawater inlet pipe; 5, proportioner; 6, rotatable self-checking device; 7, foam dope inlet pipe; 8, foam magnetic valve; 9, foam dope check-valves; 10, foam dope flowmeter;
6-1, special-shaped flange; 6-2, rotation orifice plate; 6-3, ball; 6-4, automatic regulator; 6-5, foam dope import; 6-6, sea intake; 6-7, metering orifice; 6-8, O-ring seal; 6-9, seawater are led the way; 6-10, foam dope are led the way; 6-11 rotary handle;
6-1-1, annular slide track; 6-1-2, ball grooves;
6-2-1, first group of tooth bar; 6-2-2, annular boss; 6-2-3, ball hole;
6-4-1, second group of tooth bar.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Wet type distal foam fire extinguishing proportion mixer described in the utility model, comprises the seawater flow meter 1, seawater service valve 2, seawater motor-driven valve 3, seawater inlet pipe 4, the proportioner 5 that are communicated with successively with seawater inlet; The foam dope flowmeter 10 be communicated with successively with foam dope entrance, foam dope check-valves 9, foam magnetic valve 8, foam dope inlet pipe 7, rotatable adjusting device; What described rotatable adjusting device was communicated with proportioner enters foam dope mouth, and described proportioner is communicated with mixture export.Wherein said rotatable adjusting device is rotatable self-checking device or rotatable manual regulating device, and the mixing arrangement below with regard to different structure is described respectively.
First embodiment:
Please refer to Fig. 1 to 6, the wet type distal foam fire extinguishing proportion mixer described in the utility model first embodiment, comprises the seawater flow meter 1, seawater service valve 2, seawater motor-driven valve 3, seawater inlet pipe 4, the proportioner 5 that are communicated with successively with seawater inlet; The foam dope flowmeter 10 be communicated with successively with foam dope entrance, foam dope check-valves 9, foam magnetic valve 8, foam dope inlet pipe 7, rotatable self-checking device 6; What described rotatable self-checking device 6 was communicated with proportioner 10 enters foam dope mouth, and described proportioner 10 is communicated with mixture export; Can the mixing ratio of fine adjustment foam dope and seawater by rotatable self-checking device 6 and seawater flow meter 1, avoid the mixing ratio error because flowed fluctuation causes.
Please refer to Fig. 2 ~ 6, the rotation orifice plate 6-2 that described rotatable self-checking device 6 comprises two special-shaped flange 6-1 and is clamped between two special-shaped flange 6-1, and the automatic regulator 6-4 engaged with described rotation plate hole 6-2.Two on described rotatable self-checking device 6 special-shaped flange 6-1 and rotate between orifice plate 6-2 and can relatively rotate, facilitate being connected and installed of rotatable self-checking device 6 and two side ducts.
Described two special-shaped flange 6-1 and rotation orifice plate 6-2 offer metering orifice 6-7 respectively; The overlapping area of the metering orifice 6-7 on the metering orifice 6-7 on described special-shaped flange 6-1 and described rotation orifice plate 6-2 constantly changes along with the rotation rotating orifice plate 6-2.
Described special-shaped flange 6-1 is provided with annular slide track 6-1-1, and described rotation orifice plate 6-2 is provided with the annular boss 6-2-2 be slidably matched with annular slide track 6-1-1, and further, the metering orifice 6-7 on described special-shaped flange 6-1 is arranged on the inner side of described annular slide track 6-1-1; The metering orifice of described rotation orifice plate 6-2 is arranged on the surface of described annular boss 6-2-2.
The sliding interface of described annular boss 6-2-2 and annular slide track 6-1-1 is provided with O-ring seal 6-8, and this sliding interface is the face that annular boss 6-2-2 contacts when sliding with annular slide track 6-1-1; O-ring seal 6-8 is sea water resistance and foam dope corrosion not only, also assures that the sealing of entire system.
Be provided with ball hole 6-2-3 near the outer of rotation orifice plate 6-2, be inlaid with ball 6-3 in described ball hole 6-2-3, corresponding special-shaped flange 6-1 surface is provided with ball grooves 6-1-2, reduces friction, convenient rotation orifice plate 6-2 and the relative rotation between special-shaped flange 6-1.
Described automatic regulator 6-4 is provided with sea intake 6-6, foam dope import 6-5, and described sea intake 6-6 is communicated with seawater inlet pipe 4, described foam dope import 6-5 and is communicated with foam dope inlet pipe 7 by the seawater 6-9 that leads the way by the foam dope 6-10 that leads the way.
Described rotation orifice plate 6-2 is provided with first group of tooth bar 6-2-1, first group of tooth bar 6-2-1 engages with group tooth bar 6-4-1 of second on automatic regulator 6-4 under the effect of the pressure, the overlapping area of adjustment metering orifice 6-7, thus accurately controls mixing ratio.
Observe the seawater flow on seawater flow meter 1, and calculate foam dope flow in the ratio of design, when there is error in the flow that foam dope calculated flow rate and foam dope flowmeter 10 show in real time, adjustable respective line pressure, form pressure reduction, foam dope and seawater is made to enter into the inner chamber of automatic regulator 6-4 respectively by the foam dope import 6-5 on rotatable self-checking device 6 and sea intake 6-6, under pressure, first group of tooth bar 6-2-1 on second group of tooth bar 6-4-1 driven rotary orifice plate 6-2 on automatic regulator moves, the size of suitable increase or reduction metering orifice 6-7, foam dope calculated flow rate is adjusted to by showing flow in real time, ensure accurate mixing ratio.
Second embodiment:
Please refer to accompanying drawing 7, the rotatable manual regulating device that accompanying drawing 7 is the mixing arrangement described in the utility model second embodiment rotates the perspective view that orifice plate 6-2 coordinates with rotary handle 6-11.
Described rotatable adjusting device is rotatable manual regulating device, and described rotatable manual regulating device comprises two special-shaped flanges and is clamped in the rotation orifice plate 6-2 between two special-shaped flange 6-1, and the rotary handle 6-11 be connected with described rotation orifice plate 6-2.When there is error in the flow that foam dope calculated flow rate and foam dope flowmeter 10 show in real time, manual toggle rotary handle 6-11, to increase or to reduce the size of metering orifice 6-7, being adjusted to foam dope calculated flow rate by showing flow in real time, ensureing accurate mixing ratio.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (10)
1. a wet type distal foam proportion mixer, is characterized in that: comprise the seawater flow meter, seawater service valve, seawater motor-driven valve, seawater inlet pipe, the proportioner that are communicated with successively with seawater inlet; The foam dope flowmeter be communicated with successively with foam dope entrance, foam dope check-valves, foam magnetic valve, foam dope inlet pipe, rotatable adjusting device; What described rotatable adjusting device was communicated with proportioner enters foam dope mouth, and described proportioner is communicated with mixture export.
2. wet type distal foam proportion mixer according to claim 1, it is characterized in that: the rotation orifice plate that described rotatable adjusting device comprises two special-shaped flanges and is clamped between two special-shaped flanges, described two special-shaped flanges and rotation orifice plate offer metering orifice respectively, rotate orifice plate relative to two special-shaped flange rotaries, the area that the metering orifice making special-shaped flange and rotate orifice plate overlaps constantly changes.
3. wet type distal foam proportion mixer according to claim 2, it is characterized in that: described rotatable adjusting device is rotatable self-checking device, the rotation orifice plate that described rotatable self-checking device comprises two special-shaped flanges and is clamped between two special-shaped flanges, and the automatic regulator engaged with described rotation orifice plate.
4. wet type distal foam proportion mixer according to claim 3, is characterized in that: described automatic regulator is provided with sea intake, foam dope import; Described sea intake is led the way by seawater and is communicated with seawater inlet pipe, and described foam dope import is led the way by foam dope and is communicated with foam dope inlet pipe.
5. wet type distal foam proportion mixer according to claim 3, is characterized in that: described rotation orifice plate is provided with first group of tooth bar, described first group of tooth bar engages with group tooth bar of second on described automatic regulator.
6. wet type distal foam proportion mixer according to claim 5, is characterized in that: the outward flange of described rotation orifice plate is located at by described first group of tooth bar.
7. wet type distal foam proportion mixer according to claim 2, it is characterized in that: described special-shaped flange is provided with annular slide track, described rotation orifice plate is provided with the annular boss be slidably matched with annular slide track.
8. wet type distal foam proportion mixer according to claim 7, is characterized in that: the sliding interface of described annular boss and annular slide track is provided with O-ring seal.
9. wet type distal foam proportion mixer according to claim 2, is characterized in that: be inlaid with ball near the outer of described rotation orifice plate, and corresponding special-shaped flange surface is provided with ball grooves.
10. wet type distal foam proportion mixer according to claim 2, it is characterized in that: described rotatable adjusting device is rotatable manual regulating device, the rotation orifice plate that described rotatable manual regulating device comprises two special-shaped flanges and is clamped between two special-shaped flanges, and the rotary handle be connected with described rotation orifice plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570092.7U CN204891019U (en) | 2015-07-31 | 2015-07-31 | Terminal foam proportion mixing arrangement of wet -type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570092.7U CN204891019U (en) | 2015-07-31 | 2015-07-31 | Terminal foam proportion mixing arrangement of wet -type |
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| Publication Number | Publication Date |
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| CN204891019U true CN204891019U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520570092.7U Active CN204891019U (en) | 2015-07-31 | 2015-07-31 | Terminal foam proportion mixing arrangement of wet -type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984496A (en) * | 2015-07-31 | 2015-10-21 | 西安新竹防灾救生设备有限公司 | Wet-type tail-end foam proportion mixing device |
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2015
- 2015-07-31 CN CN201520570092.7U patent/CN204891019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984496A (en) * | 2015-07-31 | 2015-10-21 | 西安新竹防灾救生设备有限公司 | Wet-type tail-end foam proportion mixing device |
| CN104984496B (en) * | 2015-07-31 | 2019-01-25 | 西安新竹防灾救生设备有限公司 | A kind of wet type distal foam proportion mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: Wet-type tail-end foam proportion mixing device Effective date of registration: 20170303 Granted publication date: 20151223 Pledgee: Fengxiang Shaanxi rural commercial bank Limited by Share Ltd Pledgor: Xi'an Xinzhu Fire and Rescue Equipment Co., Ltd. Registration number: 2017990000150 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190705 Granted publication date: 20151223 Pledgee: Fengxiang Shaanxi rural commercial bank Limited by Share Ltd Pledgor: Xi'an Xinzhu Fire and Rescue Equipment Co., Ltd. Registration number: 2017990000150 |