CN208389228U - Foam truck with uninterrupted feed flow function - Google Patents

Abstract

A kind of foam truck with uninterrupted feed flow function, including a chassis of vehicle body and the foam tank being arranged on chassis of vehicle body, feature: further including having one to be used for for the reinforcement foam solution pumping mechanism and one to foam tank pumping reinforcement foam solution to the reinforcement foam solution draw frame machine reinforced Foam Container absorption reinforcement foam solution and convey the reinforcement foam solution of absorption to reinforcement foam solution pumping mechanism, foam solution pumping mechanism is reinforced to be located on chassis of vehicle body in the position for the tail portion for corresponding to foam tank and connect with foam tank, foam solution draw frame machine is reinforced to be pivotally supported on the caudal portion of foam tank and connect with foam solution pumping mechanism is reinforced, the reinforcement foam solution draw frame machine corresponds to the over top of the length direction of foam tank also with cantilever position.Ensure foam truck in feed flow imbibition and use and meet the continuously requirement to foam fire-fighting utensil conveying fire foam, fighting work will not be influenced because interrupting the supply of foam solution and gone on smoothly.

Description

Foam truck with uninterrupted feed flow function

Technical field

The utility model belongs to fire fighting device technical field, and in particular to a kind of foam with uninterrupted feed flow function disappears Anti- vehicle.

Background technique

The function of foam truck above-mentioned is the foam of storage and defeated turn of (conveying and turnover) fire extinguishing.Such as industry institute Know, since the volume for the foam tank (also referred to as foam storage tank) being mounted on fire fighting truck is limited, thus the foam in foam tank Capacity is equally limited.However, in actual fire extinguishing procedure, in order to ensure the lasting supply of the foam of fire extinguishing, usually Foam is conveyed in work by pumping by foam conveying fire fighting truck (industry habit claims " reinforcement foam truck ") separately Foam truck under state, it is designated herein it is in running order under foam truck refer to: the foam truck parking Foam extraction interface on scene of fire and its foam tank is in the pipeline (having booster pump on pipeline) from being connected to bubble The state of foam fire gun conveying foam.One of the shortcoming of this operation mode, due to need to be to the foam tank of reinforcement foam truck Interior foam is all after pumping, and reinforcement foam truck is just able to return to (leaving), thus the length that delays, and influences to steep Foam transfer efficiency；Two, the vehicle put into running order lower foam truck transfer foam is more, on the one hand causes On the other hand the wasting of resources improves fire extinguishing disaster relief cost.

And then as is known in the industry, in the fire of petrochemical industry, oil depot etc, the usage amount of foam is very big, but due to Place is limited, can really be extremely limited close to the quantity for the foam truck that the scene of a fire is saved, without can enter the scene of a fire its Its foam truck can only take on reinforcing mission in periphery, so as to cause front truck foam is finished and rear car can not convey foam in time Difficult situation.

The applicant has carried out literature search, however is showed no in patent disclosed so far and non-patent literature all It is addressed the enlightenment of above-mentioned technical problem, technical solution described below generates in this background.

Summary of the invention

The task of the utility model be to provide one kind help to embody the imbibition in feed flow and use satisfaction continuously to Foam fire-fighting utensil conveys the foam truck with uninterrupted feed flow function that fire foam requires.

What the task of the utility model was performed by, a kind of foam truck with uninterrupted feed flow function, packet The foam tank for including a chassis of vehicle body and being arranged on chassis of vehicle body, feature be further include have one for the foam tank pump The reinforcements foam solution pumping mechanism and one of foam solution is reinforced for drawing reinforcement foam solution and by absorption to reinforcing Foam Container Foam solution is reinforced to the reinforcement foam solution draw frame machine for reinforcing the conveying of foam solution pumping mechanism, reinforces foam solution pumping mechanism right The position of the tail portion of foam tank described in Ying Yu is arranged on the chassis of vehicle body and connect with the foam tank, reinforces bubble Foam liquid draw frame machine is pivotally supported on the caudal portion of foam tank and connect with foam solution pumping mechanism is reinforced, the reinforcement foam solution Draw frame machine corresponds to the over top of the length direction of foam tank also with cantilever position.

In a specific embodiment of the utility model, the reinforcement foam solution pumping mechanism includes a foam pump Fixed frame, a foam pump, a foam pump inlet tube, a foam pump outlet tube and a foam pump outlet tube control valve, foam pump are solid Determine position of the frame below the tail portion for corresponding to the foam tank to fix with the chassis of vehicle body, it is solid that foam pump is fixed on foam pump Determine on frame, foam pump inlet tube is connected towards one end of foam pump and the foam pump inlet of foam pump, and foam pump inlet tube It is connect towards described one end for reinforcing foam solution draw frame machine with foam You Qu mechanism is reinforced, foam pump outlet tube is connected to foam Between the foam pump liquid outlet and foam pump outlet tube control valve of pump, foam pump outlet tube control valve passes through the control of foam pump outlet tube Valve union processed connect with the foam tank and communicates with foam tank.

In another specific embodiment of the utility model, the foam pump fixed frame with suspended state with it is described The lower part of chassis of vehicle body is fixed；The foam pump outlet tube control valve union is fixedly connected with the bottom of the foam tank.

In another specific embodiment of the utility model, the reinforcement foam solution draw frame machine includes revolution Pipe, pipette, pipette supporting device and imbibition rifle connecting tube, return bend are pivotally supported on the caudal portion of the foam tank, The lower end of the return bend rotationally supports seat with being connected to one, rotationally supports to be connected with one on seat and rotationally support seat and is flexible coupling at this, institute It states foam pump inlet tube and the rotation and but is present to be flexible coupling and connect, the one end and return bend of pipette towards the caudal portion of foam tank Upper end connect and communicated with return bend, the one end in caudal portion of the pipette far from foam tank is generally in horizontal boom State correspond to foam tank length direction over top, pipette supporting device be arranged in the upper end of return bend and with suction Liquid pipe is towards between the one end in the caudal portion of foam tank, caudal portion of the pipette supporting device also with pipette far from foam tank One end connection, the one end in caudal portion of the imbibition rifle connecting tube with pipette far from foam tank connects and communicates with pipette.

In another specific embodiment of the utility model, it is arranged in the middle position in the caudal portion of the foam tank There are a top chock and a step, which self corresponds to, and is pivotally supported in the middle part of the return bend On top chock and step.

In the utility model there are one in specific embodiment, caudal of the pipette towards the foam tank The one end in portion is connect by pipette adapting flange with the upper end of the return bend, the pipette supporting device and the pipette Adapting flange connection.

In the utility model more and in a specific embodiment, the pipette supporting device includes that support rod is solid Reservation, support rod help rope seat and help rope, and support rod fixing seat is fixed on the pipette towards the caudal of the foam tank The one end in portion, one end of support rod and the lower end of support rod fixing seat are fixed, and the other end of support rod is resisted against support lever bracket On foot, which is fixed in the position for the lower section for corresponding to support rope seat with the pipette adapting flange, is helped Rope seat is equally fixed with pipette adapting flange, and one end of rope and caudal portion of the pipette far from the foam tank are helped One end is fixed, and the other end of rope is helped to fix behind the upper end for passing through the support rod fixing seat with rope seat is helped.

In a specific embodiment in turn of the utility model, the lower end of the support rod fixing seat passes through support rod Fixing seat ring flange and the one end in the pipette towards the caudal portion of the foam tank are fixed；In the upper end of support rod fixing seat Support cord hole is offered, is fixed with support rope fixed flange, institute in the one end in caudal portion of the pipette far from foam tank State the one end for helping rope and rope fixed flange helped to fix, and help the other end of rope after the support cord hole with help Rope seat is held to fix.

The utility model again more and in a specific embodiment, after the pipette is far from the foam tank One end of side is respectively equipped with imbibition rifle connection tube control flap with pipette branch pipe is connected to, at the both ends of pipette branch pipe, One end of the imbibition rifle connecting tube connect tube control flap with the imbibition rifle and connects, and the other end structure of imbibition rifle connecting tube As free end and with being connected to an imbibition rifle connector, in which: one end end of rear lateral portion of the pipette far from foam tank is constituted Match interface for heavy caliber pipette.

In the utility model again and then in a specific embodiment, the rear lateral portion of the foam tank refers to that foam tank is carried on the back Side side to the headstock of fire fighting truck and it is equipped a foam tank tank deck ladder in the rear lateral portion and is provided with a pair The foam communicated with the foam chamber of foam tank draws interface.

Technical solution provided by the utility model have the technical effect that due to be additionally arranged reinforce foam solution pumping mechanism and Foam solution draw frame machine is reinforced, thus when foam truck is in fire-fighting work state, it can be by reinforcement foam solution draw frame machine To reinforcing Foam Container absorption reinforcement foam solution and being pumped into foam tank by reinforcement foam solution pumping mechanism, foam truck is ensured The imbibition in feed flow and use meet continuously to foam fire-fighting utensil conveying fire foam requirement, will not because interrupt foam solution Supply influence fighting work and go on smoothly.

Detailed description of the invention

Fig. 1 is the embodiments of the present invention structure chart.

Fig. 2 is schematic diagram when the utility model draws reinforcement foam solution to reinforcement Foam Container.

Fig. 3 is the schematic diagram of foam truck.

Specific embodiment

The concept of all directionality for being related to upper, lower, left, right, front and rear etc or directionality in the following description For location status shown in FIG. 1, thus it cannot be understood as to technical solution provided by the utility model Be particularly limited to.

Referring to Figure 1, showing one chassis of vehicle body 1 and the foam tank 2 that is arranged on chassis of vehicle body 1, further it is shown that is made It is used to pump the reinforcement foam solution pumping mechanism for reinforcing foam solution to aforementioned foam tank 2 for the one of the technical essential of the utility model 3 and one for reinforce Foam Container 5(Fig. 2 show) draw reinforce foam solution and by the reinforcement foam solution of absorption to reinforce foam solution The reinforcement foam solution draw frame machine 4 that pumping mechanism 3 conveys reinforces foam solution pumping mechanism 3 in the tail for corresponding to foregoing foams tank 2 The position in portion is arranged on chassis of vehicle body 1 above-mentioned and connect with foam tank 2 above-mentioned, reinforces 4 pivot of foam solution draw frame machine Turn the caudal portion for being supported on foam tank 2 and connect with foam solution pumping mechanism 3 is reinforced, the reinforcement foam solution draw frame machine 4 is also Correspond to the over top of the length direction of foam tank 2 with horizontally-arranged cantilever position.It is said here and below it is also mentioned that The tail portion of foam tank 2 refers to that foam tank 2 shows far from headstock 6(Fig. 3 of foam truck) one end (i.e. the right end of foam tank 2), Headstock 6 above-mentioned is connect with chassis of vehicle body 1.

Reinforcement foam solution pumping mechanism 3 above-mentioned includes a foam pump fixed frame 31, a foam pump 32, a foam pump feed liquor Pipe 33, a foam pump outlet tube 34 and a foam pump outlet tube control valve 35, foam pump fixed frame 31 are corresponding to foregoing foams Position and aforementioned vehicle body chassis 1 below the tail portion of tank 2 is fixed, and foam pump 32 is fixed on foam pump fixed frame 31, foam pump Inlet tube 33 is connect towards one end of foam pump 32 and the foam pump inlet of foam pump 32, and foam pump inlet tube 33 is before It states the one end for reinforcing foam solution draw frame machine 4 and is connect with foam You Qu mechanism 4 is reinforced, foam pump outlet tube 34 is connected to foam pump Between 32 foam pump liquid outlet and foam pump outlet tube control valve 35, foam pump outlet tube control valve 35 pumps out liquid by foam Valve union 351 processed is managed to connect with foregoing foams tank 2 and communicate with foam tank 2.

Also show an electric control box 25 in the caudal portion that foam tank 2 is set in Fig. 1, foam pump 32 above-mentioned with 25 electrical control of electric control box connection, and the vehicle control syetem electrical control on electric control box 25 and fire fighting truck connects It connects.

As shown in Fig. 1 to Fig. 3, foam pump fixed frame 31 above-mentioned is solid with the lower part on suspended state and aforementioned vehicle body chassis 1 It is fixed；Foregoing foams pump out liquid pipe control valve union 351 and are fixedly connected with the bottom of foregoing foams tank 2.

Continue to see that Fig. 1, reinforcement foam solution draw frame machine 4 above-mentioned include return bend 41, pipette 42, pipette support dress 43 and imbibition rifle connecting tube 44 are set, return bend 41 is pivotally supported on the caudal portion of foregoing foams tank 2, in the lower end of the return bend 41 Seat 411 is rotationally supported with being connected to one, rotationally supports and is connected with one on seat 411 and rotationally supports the soft company of seat by what rubber tube served as at this 4111 are connect, foregoing foams pump inlet tube 33 and the rotation present 4111 connections that are flexible coupling, tail of the pipette 42 towards foam tank 2 One end of side connect with the upper end of return bend 41 and communicates with return bend 41, caudal portion of the pipette 42 far from foam tank 2 One end with generally in the state of horizontal boom be in horizontally-arranged state correspond to foam tank 2 length direction over top, Pipette supporting device 43 be arranged in the upper end of return bend 41 and with pipette 42 towards the caudal portion of foam tank 2 one end it Between, the one end in caudal portion of the pipette supporting device 43 also with pipette 42 far from foam tank 2 is connect, imbibition rifle connecting tube 44 The one end in the caudal portion with pipette 42 far from foam tank 2 connect and communicates with pipette 42.

As shown in Figure 1, it is provided in the middle position in the caudal portion of foregoing foams tank 2 and is fixed with 21 He of a top chock One step 22, the upper and lower bearing block 21,22 correspond to self, and the middle part of aforementioned return bend 41 is pivotally supported on axis It holds on seat 21 and step 22.

The one end in pipette 42 above-mentioned towards the caudal portion of foregoing foams tank 2 passes through pipette adapting flange 421 with before The upper end connection of return bend 41 is stated, aforementioned pipette supporting device 43 is connect with the pipette adapting flange 421.

Continue to see that Fig. 1, pipette supporting device 43 above-mentioned include support rod fixing seat 431, support rod 432, help rope Seat 433 and support rope 434, support rod fixing seat 431 is fixed on aforementioned pipette 42 towards the one of the caudal portion of foregoing foams tank 2 End, one end of support rod 432 and the lower end of support rod fixing seat 431 are fixed, and the other end of support rod 432 is resisted against support rod On stand-off 4321, which is corresponding to the position for helping the lower section of rope seat 433 and pipette above-mentioned mating Flange 421 is fixed, helps rope seat 433 equally fixed with pipette adapting flange 421, one end of support rope 434 and aforementioned imbibition The one end in caudal portion of the pipe 42 far from foregoing foams tank 2 is fixed, and the other end of rope 434 is helped to fix across aforementioned support rod It is fixed behind the upper end of seat 431 with rope seat 433 is helped.

As shown in Figure 1, the lower end of aforementioned support rod fixing seat 431 passes through support rod fixing seat ring flange 4311 and aforementioned suction The one end in liquid pipe 42 towards the caudal portion of foregoing foams tank 2 is fixed；Support cord hole is offered in the upper end of support rod fixing seat 431 4312, support rope fixed flange, aforementioned support rope are fixed in the one end in caudal portion of the aforementioned pipette 42 far from foam tank 2 434 one end with help rope fixed flange fix, and help rope 434 the other end pass through aforementioned supports cord hole 4312 after and Help rope seat 433 fixed.

In the present embodiment, support rope 434 above-mentioned uses wirerope, but is not limited to using wirerope, such as can also Use nylon rope etc..

In one end of aforementioned rear lateral portion of the pipette 42 far from foregoing foams tank 2 with pipette branch pipe 422 is connected to, in imbibition The both ends of pipe branch pipe 422 are respectively equipped with imbibition rifle connection tube control flap 4221, one end of imbibition rifle connecting tube 44 above-mentioned The connection of tube control flap 4221 is connect with the imbibition rifle, and the other end of imbibition rifle connecting tube 44 is configured to free end and matches be connected to One imbibition rifle connector 441, in which: one end end of rear lateral portion of the pipette 42 far from foam tank 2 is configured to heavy caliber imbibition Pipe matches interface 423.

Applicant is it should be understood that the rear lateral portion of the foam tank 2 referred to repeatedly above refers to foam tank 2 back to fire-fighting The side side (i.e. Fig. 1 and right side shown in Fig. 3) of the headstock of vehicle and a foam tank tank deck is equipped in the rear lateral portion Ladder 23 and it is provided with a pair of foam extraction interface 24 communicated with the foam chamber of foam tank 2.

By the signal of Fig. 1 it is found that the utility model can meet the connection request of complex root imbibition rifle connecting tube 44, example simultaneously It such as can satisfy the connection of six roots of sensation imbibition rifle connecting tube 44 and/or the connection request of a heavy caliber pipette, it specifically can basis According to needing to determine, heavy caliber pipette above-mentioned is unquestionably coupled with heavy caliber pipette above-mentioned with interface 423 field condition.

It refers to Fig. 2 and Fig. 3 and combines Fig. 1, after foam truck shown in Fig. 3 reaches fire extinguishing disaster relief scene, by Pipette 42 is transferred to the side of foam tank 2 by fire fighter in a manual manner, is specifically illustrated by Fig. 2, then by fire fighter The imbibition rifle connector 441 of imbibition rifle 7 and aforementioned imbibition rifle connecting tube 44 equipped with imbibition rifle control valve 71 is coupled, and will be inhaled Liquid rifle 7 puts in reinforcement Foam Container 5(i.e. foam bucket or the bubble chamber transported to by fire fighting truck separately).At this point, aforementioned reinforcement bubble The foam pump 32 of foam liquid pumping mechanism 3 is in running order, specifically: being driven and is led by the power output shaft 36 of motor or diesel engine Dynamic belt pulley 361 drives foam pump motor pulley 38(, that is, driven pulley through transmission belt 37) and foam pump 32 is made to be in work Make state, and imbibition control valve 71 above-mentioned, imbibition rifle connection tube control flap 4221 and foam pump outlet tube control valve 35 are in open state.The foam solution reinforced in Foam Container 5 successively connects through imbibition rifle 7, imbibition rifle control valve 71, imbibition rifle Adapter tube 44, pipette branch pipe 422, pipette 42, return bend 41, rotationally supports seat 411 at imbibition rifle connection tube control flap 4221 Chamber, rotationally support seat and be flexible coupling 4111(rubber tube), foam pump inlet tube 33, foam pump inlet, foam pump liquid outlet, bubble Foam pumps out liquid pipe 34, foam pump outlet tube control valve 35 and foam pump outlet tube control valve union 351 and enters in foam tank 2.With The foam solution in foam tank 2 draws interface 24 by foam and draws and spray to after pressurization for foam fire-fighting utensil by the road simultaneously for this Fire source.

After disaster relief task, the connection of imbibition rifle 7 and imbibition rifle connecting tube 44 is released, and by fire fighter by pipette 42 are back to the top corresponding to foam tank 2 (Fig. 1 and 3 shows).

In conclusion technical solution provided by the utility model compensates for the shortcoming in prior art, favorably accomplish Invention task has faithfully fulfilled the technical effect that applicant refers in technical effect column above.

Claims (10)

1. a kind of foam truck with uninterrupted feed flow function, including a chassis of vehicle body (1) and setting are in chassis of vehicle body (1) On a foam tank (2), it is characterised in that further include have one for the foam tank (2) pump reinforce foam solution reinforcement bubble Foam liquid pumping mechanism (3) and one is for reinforcing foam solution and by the reinforcement foam solution of absorption to reinforcement to reinforcing Foam Container and draw The reinforcement foam solution draw frame machine (4) of foam solution pumping mechanism (3) conveying reinforces foam solution pumping mechanism (3) and is corresponding to institute The position for stating the tail portion of foam tank (2) is arranged on the chassis of vehicle body (1) and connect with the foam tank (2), increases Foam solution draw frame machine (4) is helped to be pivotally supported on the caudal portion of foam tank (2) and connect with foam solution pumping mechanism (3) are reinforced It connects, which corresponds to the over top of the length direction of foam tank (2) also with cantilever position.

2. the foam truck according to claim 1 with uninterrupted feed flow function, it is characterised in that the reinforcement Foam solution pumping mechanism (3) includes a foam pump fixed frame (31), a foam pump (32), a foam pump inlet tube (33), a bubble Foam pumps out liquid pipe (34) and a foam pump outlet tube control valve (35), and foam pump fixed frame (31) is corresponding to the foam tank (2) the position below tail portion is fixed with the chassis of vehicle body (1), and foam pump (32) is fixed on foam pump fixed frame (31), One end of foam pump inlet tube (33) towards foam pump (32) is connect with the foam pump inlet of foam pump (32), and foam pump into Liquid pipe (33) is connect towards described one end for reinforcing foam solution draw frame machine (4) with foam You Qu mechanism (4) are reinforced, and foam pumps out Liquid pipe (34) is connected between the foam pump liquid outlet of foam pump (32) and foam pump outlet tube control valve (35), and foam pumps out liquid Pipe control valve (35) by foam pump outlet tube control valve union (351) connect with the foam tank (2) and with foam tank (2) It communicates.

3. the foam truck according to claim 2 with uninterrupted feed flow function, it is characterised in that the foam Pump fixed frame (31) is fixed with suspended state and the lower part of the chassis of vehicle body (1)；The foam pump outlet tube controls valve union (351) it is fixedly connected with the bottom of the foam tank (2).

4. the foam truck according to claim 2 with uninterrupted feed flow function, it is characterised in that the reinforcement Foam solution draw frame machine (4) includes return bend (41), pipette (42), pipette supporting device (43) and imbibition rifle connecting tube (44), return bend (41) is pivotally supported on the caudal portion of the foam tank (2), matches in the lower end of the return bend (41) and is connected to a rotation Turn fulcrum bearing (411), rotationally supports to be connected with one on seat (411) and rotationally support seat and be flexible coupling (4111) at this, the foam pump Inlet tube (33) with this rotationally support seat be flexible coupling (4111) connect, pipette (42) towards the caudal portion of foam tank (2) one End connect with the upper end of return bend (41) and communicates with return bend (41), caudal portion of the pipette (42) far from foam tank (2) One end with generally in the state of horizontal boom correspond to foam tank (2) length direction over top, pipette help Device (43) be arranged return bend (41) upper end and with pipette (42) towards the caudal portion of foam tank (2) one end it Between, the one end in caudal portion of the pipette supporting device (43) also with pipette (42) far from foam tank (2) is connect, and imbibition rifle connects The one end in caudal portion of the adapter tube (44) with pipette (42) far from foam tank (2) connect and communicates with pipette (42).

5. the foam truck according to claim 4 with uninterrupted feed flow function, it is characterised in that in the foam The middle position in the caudal portion of tank (2) is provided with a top chock (21) and a step (22), the upper and lower bearing block (21, 22) self is corresponded to, and is pivotally supported on top chock (21) and step (22) in the middle part of the return bend (41).

6. the foam truck according to claim 4 with uninterrupted feed flow function, it is characterised in that the imbibition The one end for managing (42) towards the caudal portion of the foam tank (2) passes through pipette adapting flange (421) and the return bend (41) Upper end connection, the pipette supporting device (43) connect with the pipette adapting flange (421).

7. the foam truck according to claim 6 with uninterrupted feed flow function, it is characterised in that the imbibition Pipe supporting device (43) includes support rod fixing seat (431), support rod (432), helps rope seat (433) and help rope (434), branch Strut fixing seat (431) is fixed on the pipette (42) towards the one end in the caudal portion of the foam tank (2), support rod (432) lower end of one end and support rod fixing seat (431) is fixed, and the other end of support rod (432) is resisted against support lever bracket On foot (4321), which is corresponding to the position for helping the lower section of rope seat (433) and the pipette Adapting flange (421) is fixed, helps rope seat (433) equally fixed with pipette adapting flange (421), helps the one of rope (434) It holds the one end in the caudal portion with the pipette (42) far from the foam tank (2) to fix, and the other end of rope (434) is helped to exist It is fixed behind the upper end of the support rod fixing seat (431) with rope seat (433) is helped.

8. the foam truck according to claim 7 with uninterrupted feed flow function, it is characterised in that the support rod The lower end of fixing seat (431) passes through support rod fixing seat ring flange (4311) and the pipette (42) towards the foam tank (2) one end in caudal portion is fixed；It is offered in the upper end of support rod fixing seat (431) and helps cord hole (4312), in the suction The one end in caudal portion of the liquid pipe (42) far from foam tank (2) is fixed with support rope fixed flange, described to help the one of rope (434) End with help rope fixed flange fix, and help rope (434) the other end across the support cord hole (4312) afterwards with help It is fixed to hold rope seat (433).

9. the foam truck according to claim 4 with uninterrupted feed flow function, it is characterised in that in the imbibition One end of rear lateral portion of the pipe (42) far from the foam tank (2) is with pipette branch pipe (422) are connected to, in pipette branch pipe (422) Both ends be respectively equipped with imbibition rifle connection tube control flap (4221), one end of the imbibition rifle connecting tube (44) and the suction Liquid rifle connects tube control flap (4221) connection, and the other end of imbibition rifle connecting tube (44) is configured to free end and matches be connected to one Imbibition rifle connector (441), in which: one end end of rear lateral portion of the pipette (42) far from foam tank (2) is configured to heavy caliber Pipette matches interface (423).

10. there is the foam truck of uninterrupted feed flow function according to claim 1 or described in 4 to 9 any claims, Be characterized in that the rear lateral portion of the foam tank (2) refer to foam tank (2) back to fire fighting truck headstock side side and at this It is equipped a foam tank tank deck ladder (23) in rear lateral portion and is provided with a pair of bubble communicated with the foam chamber of foam tank (2) Foam draws interface (24).