CN202191624U - Automatic water drawing system, plunger type water pump and fire fighting apparatus - Google Patents
Automatic water drawing system, plunger type water pump and fire fighting apparatus Download PDFInfo
- Publication number
- CN202191624U CN202191624U CN2011203172105U CN201120317210U CN202191624U CN 202191624 U CN202191624 U CN 202191624U CN 2011203172105 U CN2011203172105 U CN 2011203172105U CN 201120317210 U CN201120317210 U CN 201120317210U CN 202191624 U CN202191624 U CN 202191624U
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- water
- inlet pipeline
- pump
- diversion system
- plunger type
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Abstract
The utility model discloses an automatic water drawing system, which is used for a plunger type water pump. The automatic water drawing system comprises a closed water tank (2) connected with two delivery cylinders (1) of the plunger type water pump, the water tank (2) is connected with a water inlet pipeline (21), the delivery cylinders (1) are connected with a water outlet pipeline (22), and are alternatively communicated with the water outlet pipeline (22) to pump water, the delivery cylinder (1) which is not communicated with the water outlet pipeline (22) is simultaneously communicated with the water tank (2) to suck water, the automatic water drawing system further comprises a vacuum pump (3), and the vacuum pump (3) is connected with the water tank (2) via an air suction pipe (31). The automatic water drawing system with the structural design can rapidly realize water drawing, so that fire extinguishing efficiency can be improved. In addition, the utility model further discloses a plunger type water pump comprising the automatic water drawing system and a fire fighting apparatus comprising the plunger type water pump.
Description
Technical field
The utility model relates to the plunger type water pump technical field, particularly a kind of automatic diversion system.In addition, the utility model also relates to a kind of plunger type water pump that comprises this automatic diversion system.Moreover the utility model also relates to a kind of fire-fighting equipment that comprises this plunger type water pump.
Background technology
The water-supply method of fire-fighting equipments such as existing fire fighting truck mainly contains three kinds, and first kind is to fetch water from fire hydrant, and second kind is from the water pot of fire fighting truck, to obtain, and the third is the water intaking of extraneous water source from the pond etc.Existing fire fighting truck all adopts centrifugal pump as fire water supply power; Therefore need to adopt vavuum pump to absorb water from the water intaking of extraneous water source; Form certain vacuum, water behind extraneous water source introducing suction piping, is started centrifugal pump; Stop vavuum pump after forming continuous effluent, so extraneous water source just can be under atmospheric effect continuous effluent.
Generally speaking, fire-fighting equipments such as fire fighting truck adopt centrifugal pump that high-pressure water is provided more, because centrifugal pump outlet pressure and flow are limited; Its discharge pressure is generally about 1.5～2MPa; The effective head maximum can not be delivered to the depth of building more than 100 meters with water about 100 meters, can't satisfy the fire-fighting requirement of high-rise building; Though the discharge pressure of advanced double-impeller pump can reach 4MPa; But under this pressure condition, discharge is less relatively, can't provide enough water yields to carry out fire-fighting operation.
The utility model content
To the defective of the used centrifugal pump of fire-fighting equipment in the prior art, those skilled in the art adopt the double-piston plunger type water pump that high-pressure water is provided, and satisfy the high pressure of high-rise building fire-fighting needs, big flow water with output.Based on adopting plunger type water pump to carry out high pressure, big flow water delivery, the utility model provides a kind of plunger type water pump that is applicable to and carry out the automatic diversion system of water delivery, the diversion more promptly of this system, thus improve fire-fighting efficiency.In addition, another technical problem that will solve of the utility model is that a kind of fire-fighting equipment that comprises the plunger type water pump of the automatic diversion system of this kind and comprise this plunger type water pump is provided.
For solving the problems of the technologies described above; The utility model provides a kind of automatic diversion system; Be applied to adopt in the fire-fighting equipment of plunger type water pump; Said automatic diversion system comprises and two closed tanks of carrying cylinder to be connected of said plunger type water pump that said water tank is connected with inlet pipeline, and said conveying cylinder is connected with outlet pipeline; Carry cylinder alternately to be communicated with pump water for these two, and a conveying cylinder that is communicated with said outlet pipeline interruption is communicated with suction with said water tank simultaneously with said outlet pipeline; Said automatic diversion system also comprises vavuum pump, and said vavuum pump is connected with said water tank through air intake duct.
Preferably; Said automatic diversion system also comprises control assembly; And be used to detect first detection part that whether has current to pass through on the said inlet pipeline; Said control assembly is connected with said first detection part, so that the said conveying cylinder of control stops action after receiving the water-flow signal of said first detection part.
Preferably; Said automatic diversion system also comprises second detection part that is used to detect water level in the said water tank; Said control assembly is connected with said second detection part; So that the said vavuum pump of control stops action after receiving the water level signal of said second detection part, and restarts said conveying cylinder.
Preferably, said first detection part is the water flow switch of being located on the said inlet pipeline.
Preferably, said water tank is provided with top board, and said second detection part is the water level switch of being located on the said top board.
Preferably, said inlet pipeline comprises first inlet pipeline and second inlet pipeline; Said first inlet pipeline is connected with the water pot of fire-fighting equipment, and said second inlet pipeline is used for being connected with extraneous water source.
Preferably, further be provided with butterfly valve on said first inlet pipeline.
Preferably, said second inlet pipeline further is connected on said first inlet pipeline.
In addition, for solving the problems of the technologies described above, the utility model also provides a kind of plunger type water pump, comprises the conveying cylinder; Said plunger type water pump also comprises above-mentioned each described automatic diversion system, and said conveying cylinder is connected on the said water tank.
Moreover for solving the problems of the technologies described above, the utility model also provides a kind of fire-fighting equipment, comprises water pot; Said fire-fighting equipment also comprises described plunger type water pump, and first inlet pipeline of said inlet pipeline is connected with said water pot.
The automatic diversion system that the utility model provided; Be applied to adopt in the fire-fighting equipment of plunger type water pump; Said automatic diversion system comprises and two closed tanks of carrying cylinder to be connected of said plunger type water pump that said water tank is connected with inlet pipeline, and said conveying cylinder is connected with outlet pipeline; Carry cylinder alternately to be communicated with pump water for these two, and a conveying cylinder that is communicated with said outlet pipeline interruption is communicated with suction with said water tank simultaneously with said outlet pipeline; Said automatic diversion system also comprises vavuum pump, and said vavuum pump is connected with said water tank through air intake duct.
During work, when through the water intaking of extraneous water source, through starting this vavuum pump; Can certainly start the conveying cylinder simultaneously, the air in the water tank inhaled sky, then under the atmospheric effect in the external world; Water in the extraneous water source gets in the water tank through inlet pipeline; And then stop vavuum pump, and start and carry cylinder, carry out the operation of pump water.Hence one can see that, and the automatic diversion system that the utility model provided can more promptly be realized diversion, thereby can improve fire-fighting efficiency.
In addition, the plunger type water pump that comprises the automatic diversion system of this kind that the utility model provided and comprise the fire-fighting equipment of this plunger type water pump, its technique effect is identical with the technique effect of above-mentioned automatic diversion system, repeats no more at this.
Description of drawings
Fig. 1 is the structural representation of automatic diversion system among a kind of embodiment of the utility model;
Fig. 2 is the structural representation of plunger type water pump among a kind of embodiment of the utility model.
Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 and Fig. 2:
1 carries cylinder;
2 water tanks; 21 inlet pipelines; 211 first inlet pipelines; 212 second inlet pipelines; 22 outlet pipelines; 23 top boards;
3 vavuum pumps; 31 air intake ducts;
41 water flow switches; 42 water level switches;
6 butterfly valves;
7 master cylinders;
8 pistons;
9 delivery valves.
The specific embodiment
Adopt the double-piston plunger type water pump that high-pressure water is provided, exportablely satisfy the high pressure of high-rise building fire-fighting needs, big flow water, the defective of having avoided the available technology adopting centrifugal pump to carry out water delivery.In order to satisfy the requirement of water flow, when when fetch water in extraneous water source, then possessing enough suction capacities and enough bigbore suction hose crossing.The maximum of fire fighting truck performance requirement standard-required fire-fighting equipment is inhaled deeply must not be less than 7 meters, and metered flow is during greater than 50L/S, and the diversion time is not more than 50S.If the diversion time tends to incur loss through delay the best opportunity of fire-fighting fire fighting long, causes the heavy losses of personnel and property.When adopting plunger type water pump to carry out high pressure, big flow water delivery, the utility model provides a kind of plunger type water pump that is applicable to and carry out the automatic diversion system of water delivery, the diversion more promptly of this system, thus improve fire-fighting efficiency.
Therefore, the core of the utility model is for providing a kind of automatic diversion system, and the structural design of this automatic diversion system can more promptly realize diversion, thereby can improve fire-fighting efficiency.In addition, another core of the utility model is that a kind of plunger type water pump that comprises the automatic diversion system of this kind is provided.
In order to make those skilled in the art understand the technical scheme of the utility model better, the utility model is done further to specify below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of automatic diversion system among a kind of embodiment of the utility model; Fig. 2 is the structural representation of plunger type water pump among a kind of embodiment of the utility model.
In one embodiment, the automatic diversion system that the utility model provided is applied to adopt in the fire-fighting equipment of plunger type water pump; As shown in Figure 2, said plunger type water pump comprises that two master cylinders 7, two carry cylinder, closed water tank 2, piston 8, delivery valve 9, and piston 8 is connected with piston 8 bars of master cylinder 7; Under the effect of master cylinder 7; Reciprocating, a piston 8 advances in carrying cylinder, and another piston 8 is retreated in carrying cylinder; Carry the outlet of cylinder to be communicated with, and delivery valve 9 is communicated with delivery port with water tank 2 and delivery valve 9; During pumps water, under master cylinder 7 effect, a piston 8 advances, and pumps thereby will carry water in the cylinder to push in the delivery valve 9, and then pumps through outlet pipeline 22; Another piston 8 is retreated, thereby the water in the water tank is sucked in the conveying cylinder.When accomplishing an above-mentioned pump cycles, two master cylinders 7 switching-overs are promptly gone up the piston of retreating in the one-period 8 and are advanced, and the piston 8 that advances is retreated; Carry cylinder exchange mode of communicating for two simultaneously, promptly go up in the one-period, the conveying cylinder that is communicated with delivery valve 9 changes into water tank 2 and being communicated with, and the conveying cylinder that is communicated with water tank 2 changes into delivery valve 9 and being communicated with, thereby realizes the uninterrupted pumping of water.
Said automatic diversion system comprises and two closed tanks 2 of carrying cylinder 1 to be connected of said plunger type water pump that water tank 2 is connected with inlet pipeline 21, carries cylinder 1 to be connected with outlet pipeline 22; Carry cylinder 1 alternately to be communicated with pump water for these two with outlet pipeline 22; And be communicated with suction with said water tank 2 simultaneously with the conveying cylinder 1 that outlet pipeline 22 interrupts being communicated with; That is a conveying cylinder 1 is communicated with pump water with outlet pipeline 22; Another carries cylinder 1 to be communicated with suction with water tank 2, and so alternate cycles realizes uninterrupted pumping; Said automatic diversion system also comprises vavuum pump 3, and vavuum pump 3 is connected with water tank 2 through air intake duct 31.
During work, when through the water intaking of extraneous water source, through starting this vavuum pump 3; Air in the water tank 2 is inhaled sky, and under the atmospheric effect in the external world, the water in the extraneous water source gets in the water tank 2 through inlet pipeline then; And then stop vavuum pump 3, and start and carry cylinder 1, carry out the operation of pump water.Hence one can see that, and the automatic diversion system that the utility model provided can more promptly be realized diversion, thereby can improve fire-fighting efficiency.
Further, in the above-described embodiments, can make further improvement.Such as, said automatic diversion system also comprises and is used to detect second detection part of water level in the water tank 2 and detects first detection part that whether has current to pass through on the inlet pipeline 21.
Further, in the above-described embodiments, can also make further improvement.Said automatic diversion system also comprises the control assembly that is connected and accepts its detection signal respectively with said second detection part and said first detection part.This control assembly is connected with first detection part with second detection part respectively, is used to receive the detection signal that two detection parts send, and then instructs according to this signal.Such as, when water level had been expired in second detection part detects water tank 1, detection signal just took place, control assembly receives this detection signal, and then stops vavuum pump 3 according to this detection signal, starts the instruction of carrying cylinder 1 to carry out the operation of pump water simultaneously.Hence one can see that, because the design of control assembly has realized automatic control, thereby had higher intelligent level.
Such as, as shown in Figure 1, first detection part can be water flow switch 41, and this water flow switch 41 is located on the inlet pipeline 21, and whether be used to detect has current to pass through or detect the flow of water on the inlet pipeline 21.This water flow switch 41 further is connected with control assembly, so that send water-flow signal to control assembly.
Further, second detection part can be water level switch 42, and this water level switch 42 is located on the top board 23 of water tank 2, is used to detect whether be full of water in the water tank 2.This water level switch 42 is connected with control assembly, and when being full of water in the water tank 2, this water level switch 42 sends water level signal to control assembly, and control assembly sends according to this signal and stops vavuum pump 3 actions, and restarts and carry cylinder 1 to carry out the instruction of pump water.
During work, when supplying water, start vavuum pump 3 at first simultaneously and carry cylinder 1 through extraneous water source; This moment is not owing to all have water in the water tank 2 with on the inlet pipeline 21; Thereby vacuumized simultaneously, forming negative pressure in the water tank 2, the water in the extraneous water source gets into inlet pipeline 21 under atmospheric effect.When having current to pass through on the inlet pipeline 21, water flow switch 41 sends water-flow signal, and control assembly stops to carry the instruction of cylinder 1 action according to this signal, and vavuum pump 3 works on simultaneously, and the surplus airs in the water tank 2 are found time.Then, the water in the extraneous water source continues to get in the water tank 2, when being full of water in the water tank 2 through inlet pipeline 21; Water level switch 42 sends water level signal; Control assembly sends instruction according to this signal, makes vavuum pump 3 stop action, and restarts and carry cylinder 1 to carry out the operation of pump water; The continuous pump water of final realization, the operation of putting out a fire.
In the above-described embodiments, can also make further improvement.Such as, as shown in Figure 1, inlet pipeline 21 comprises first inlet pipeline 211 and second inlet pipeline 212; On this basis, first inlet pipeline 211 is connected with the water pot of fire-fighting equipment, and second inlet pipeline 212 is used for being connected with extraneous water source.
Further, first inlet pipeline 211 is provided with butterfly valve 6, when the water pot 5 through fire fighting truck supplies water, just butterfly valve 6 is opened, and supplies water through water pot 5.When through the water intaking of extraneous water source, just butterfly valve 6 cuts out, through 212 water intakings of second inlet pipeline.
In the above-described embodiments, can make concrete design to the structure between first inlet pipeline 211 and second inlet pipeline 212.Such as, as shown in Figure 1, first inlet pipeline 211 is communicated with water tank 2, and second inlet pipeline 212 further is connected on first inlet pipeline 211; The water flow switch 41 of said automatic diversion system is located on first inlet pipeline 211.
In addition, the utility model also provides a kind of plunger type water pump, particularly;
As shown in Figure 2, this plunger type water pump comprises carries cylinder 1; This plunger type water pump also comprises the automatic diversion system in above-mentioned any technical scheme, carries cylinder 1 to be connected on the water tank 2.Other parts of this plunger type water pump can be with reference to prior art, and this paper no longer launches.
Moreover the utility model also provides a kind of fire-fighting equipment, comprises water pot; Said fire-fighting equipment also comprises plunger type water pump mentioned above, and first inlet pipeline 211 of said inlet pipeline 21 is connected with said water pot.
More than automatic diversion system, plunger type water pump and fire-fighting equipment that the utility model provided have been carried out detailed introduction.Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. automatic diversion system; It is characterized in that; Be applied to adopt in the fire-fighting equipment of plunger type water pump; Said automatic diversion system comprises and two closed water tanks (2) of carrying cylinder (1) to be connected of said plunger type water pump that said water tank (2) is connected with inlet pipeline (21), and said conveying cylinder (1) is connected with outlet pipeline (22); Carry cylinder (1) alternately to be communicated with pump water for these two, and a conveying cylinder (1) that is communicated with said outlet pipeline (22) interruption is communicated with suction with said water tank (2) simultaneously with said outlet pipeline (22); Said automatic diversion system also comprises vavuum pump (3), and said vavuum pump (3) is connected with said water tank (2) through air intake duct (31).
2. automatic diversion system as claimed in claim 1; It is characterized in that; Said automatic diversion system also comprises control assembly; And being used to detect first detection part that whether has current to pass through on the said inlet pipeline (21), said control assembly is connected with said first detection part, so that the said conveying cylinder of control (1) stops action after receiving the water-flow signal of said first detection part.
3. automatic diversion system as claimed in claim 2; It is characterized in that; Said automatic diversion system also comprises second detection part that is used to detect the interior water level of said water tank (2); Said control assembly is connected with said second detection part, so that the said vavuum pump of control (3) stops action after receiving the water level signal of said second detection part, and restarts said conveying cylinder (1).
4. automatic diversion system as claimed in claim 2 is characterized in that, said first detection part is for being located at the water flow switch (41) on the said inlet pipeline (21).
5. automatic diversion system as claimed in claim 3 is characterized in that, said water tank (2) is provided with top board (23), and said second detection part is for being located at the water level switch (42) on the said top board (23).
6. like each described automatic diversion system of claim 1 to 5, it is characterized in that said inlet pipeline (21) comprises first inlet pipeline (211) and second inlet pipeline (212); Said first inlet pipeline (211) is connected with the water pot of fire-fighting equipment, and said second inlet pipeline (212) is used for being connected with extraneous water source.
7. automatic diversion system as claimed in claim 6 is characterized in that, further is provided with butterfly valve (6) on said first inlet pipeline (211).
8. automatic diversion system as claimed in claim 6 is characterized in that, said second inlet pipeline (212) further is connected on said first inlet pipeline (211).
9. a plunger type water pump comprises and carries cylinder (1); It is characterized in that said plunger type water pump comprises that also said conveying cylinder (1) is connected on the said water tank (2) like each described automatic diversion system of claim 1 to 8.
10. a fire-fighting equipment comprises water pot; It is characterized in that said fire-fighting equipment also comprises the described plunger type water pump of claim 9, first inlet pipeline (211) of said inlet pipeline (21) is connected with said water pot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203172105U CN202191624U (en) | 2011-08-26 | 2011-08-26 | Automatic water drawing system, plunger type water pump and fire fighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203172105U CN202191624U (en) | 2011-08-26 | 2011-08-26 | Automatic water drawing system, plunger type water pump and fire fighting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202191624U true CN202191624U (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203172105U Expired - Lifetime CN202191624U (en) | 2011-08-26 | 2011-08-26 | Automatic water drawing system, plunger type water pump and fire fighting apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN202191624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438085A (en) * | 2016-05-04 | 2018-08-24 | 雷晓莉 | A kind of fire-fighting equipment |
-
2011
- 2011-08-26 CN CN2011203172105U patent/CN202191624U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438085A (en) * | 2016-05-04 | 2018-08-24 | 雷晓莉 | A kind of fire-fighting equipment |
| CN108438085B (en) * | 2016-05-04 | 2020-09-22 | 泰州市扬帆车件有限公司 | Fire fighting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |
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| CX01 | Expiry of patent term |