CN202418993U

CN202418993U - Composite jet-flow forwarding distributor

Info

Publication number: CN202418993U
Application number: CN2012200570497U
Authority: CN
Inventors: 倪军; 李光荣; 李林凯
Original assignee: MINGGUANG HAOMIAO FIRE-FIGHTING TECHNOLOGY DEVELOPMENT Co Ltd
Current assignee: MINGGUANG HAOMIAO SECURITY TECHNOLOGY CO., LTD.
Priority date: 2012-02-21
Filing date: 2012-02-21
Publication date: 2012-09-05
Anticipated expiration: 2022-02-21

Abstract

The utility model discloses a composite jet-flow forwarding distributor, which comprises a rotary rack and a rotary table which can rotate horizontally on the rotary rack as well as a forwarding distributor which is connected to the rotary rack and the rotary table, wherein the forwarding distributor comprises an upper connection pipe and a lower connection pipe, the inner cavities of the upper and the lower connection pipes are communicated with each other, the lower connection pipe is fixedly connected with the rotary rack, the upper connection pipe is fixedly connected with the rotary table, and a copper sleeve making the lower connection pipe sealed with a rotary flange is arranged between the lower connection pipe and the upper connection pipe; a core pipe is respectively and coaxially arranged inside the inner cavities of the upper and the lower connection pipes, a rotary sealing bushing is sleeved on the upper end of the core pipe, the sealing bushing is fixedly connected with the upper connection pipe, the lower end of the core pipe is fixedly connected with the bottom of the lower connection pipe, and the upper and the lower connection pipes are respectively communicated with an upper bypass pipe and a lower bypass pipe in the radial direction. The composite jet-flow forwarding distributor can integrate the rotation and transportation of different extinguishing agents, not only can be used for transporting water or water-reburning-resistant extinguishing agent mixer, but also can be used for transporting a powder-gas mixer and the like.

Description

Compound jet is with transmitting distributor

Technical field:

The utility model relates to a kind of compound jet with transmitting distributor.

Background technique:

The center steering body of existing high lifting kind fire-fighting equipment (comprising fire-fighting truck) all adopts the single tube road to carry unidirectional extinguishing agent to injection apparatus, i.e. transporting water or foam solution.All adopt the high spray type fire-fighting equipment of traditional act to carry out now and be directed to fire such as tall building or large oil tank class; Its shortcoming: at first, fire-fighting efficiency is low, and there is a large amount of residuary waters scene of fire, fire extinguishing back; Water damage is serious, and a large amount of extinguishing agents is not participated in fire extinguishing and slatterned.Secondly; Large oil tank class fire probably can cause fire not put out if adopt above-mentioned fire-fighting mode to put out a fire, and the phenomenon of oil tank blast is taken place; Thereby cause bigger loss; Even fireman's injures and deaths, and the anti-resume combustion effect of single extinguishing agent is undesirable, is often also had the hidden danger of resume combustion after putting out at naked light.

Summary of the invention:

For overcoming the defective of existing technology; The purpose of the utility model is to provide a kind of compound jet with transmitting distributor; Integrate rotation, carry different extinguishing agents; Both but transporting water or water-anti-resume combustion foamite mixture can be carried powder-gas mixture again, also simultaneously transporting water and powder-gas mixture, water-anti-resume combustion foamite mixture and powder-gas mixture.Can select to use different pipelines organically to make up according to different needs, thereby reach the function that realizes the extinguishing agent combination in moment, shorten the setup time before the fire extinguishing greatly, for the expensive time of more guarantor has been striven in fire extinguishing.

The utility model technical solution problem adopts following technological scheme:

Compound jet is with transmitting distributor, and it comprises:

Revolution stand, the traverse platform that can on said revolution stand, horizontally rotate, and be connected the forwarding distributor on said revolution stand and the traverse platform;

Said forwarding distributor comprises: first line of a couplet pipe that inner chamber communicates and second line of a couplet pipe; Said second line of a couplet pipe connects firmly through its end flange and said revolution stand; Said first line of a couplet pipe connects firmly through its rotary flange and said traverse platform; Be provided with copper sheathing between the rotary flange of the end flange of said second line of a couplet pipe and said first line of a couplet pipe, said copper sheathing is socketed in to make between said second line of a couplet pipe and the said rotary flange on the said first line of a couplet pipe and seals;

The coaxial core pipe that is provided with in the inner chamber of said first line of a couplet pipe and second line of a couplet pipe, the bottom seals of the lower end of said core pipe and said second line of a couplet pipe connects firmly; The active Sealed casing pipe that connects firmly with first line of a couplet pipe that is socketed with in the upper end of core pipe, said Sealed casing pipe are between said core pipe and the said first line of a couplet pipe and with seal ring and seal;

Said second line of a couplet caliber is to being communicated with down bypass tube, and said first line of a couplet caliber is to being communicated with bypass tube.

The structural feature of the utility model also is:

The lower end outward flanging of said core pipe forms the bottom platen, and the said bottom platen and the said second line of a couplet seal of tube connect firmly.

The bottom surface of said traverse platform is installed with rotating disk; The gyration center of said rotating disk rotates on said revolution stand; The bottom surface of rotating disk is installed with gearwheel, the table top of said revolution stand be provided with said gearwheel in the small gear that meshes, said small gear has drive unit.

Compared with present technology, the beneficial effect of the utility model is embodied in:

Can realize that multiple extinguishing agent organically makes up, thereby the fire-fighting efficiency of high lifting kind fire-fighting equipment is improved greatly according to the fire actual conditions, through the experiment contrast, be tens times with traditional center steering body through this its fire-fighting efficiency of device is installed.

Use the high lifting kind fire-fighting equipment (comprising elevating fire truck) of this device, can make effective quenching distance of ultra-fine dry powder be increased to more than 65 meters the fire fighter's that adequately protected safety for 20 meters from less than.

Use the high lifting kind fire-fighting equipment (comprising elevating fire truck) of this device, strong in fire extinguishing time control fire ability, blow-off velocity is fast, reduces smog and forms, and has reduced the possibility of detonation, reduces foamite amount.

High lifting kind compound jet fire-fighting equipment is through after installing the utility model forwarding distributor; Its fire-extinguishing function concurrently and fire-fighting efficiency will improve greatly; Because this device can make water or water and anti-resume combustion foamite mixture in the fixing device, powder-gas mixture organically make up according to scene of fire situation moment,, extinguishing agent and area of contact comburant and time of contact have been increased greatly through lifting high arm upper pipeline with its special-purpose ejecting big gun that is delivered to the top; Effectively reduce the temperature of scene of fire; Part extinguishing agent has been evaporated, and a part of extinguishing agent etch is inner to comburant, stops the comburant resume combustion.Through the experiment contrast, its fire-fighting efficiency is tens times of traditional fire-fighting mode, and scene of fire, fire extinguishing back is noresidue water almost.

Description of drawings:

Fig. 1 is the structural representation of the utility model; Fig. 2 is that the A of Fig. 1 is to view; Fig. 3 is a structural drawing of transmitting distributor in the utility model.

Label among the figure: 1 traverse platform, 2 revolution stands, 3 transmit distributor, 4 drive units, 5 end flange, 6 seal rings; 7 first line of a couplet pipes, 8 core pipes, 9 rotary flanges, 10 second line of a couplet pipes, 11 bottom platens, 12 copper sheathings; 13 gearwheels, 14 small gears, 15 Sealed casing pipes, bypass tube on 16,17 times bypass tubes.

Below pass through embodiment, and combine accompanying drawing that the utility model is described further.

Embodiment:

Embodiment: referring to Fig. 1-3, the compound jet of present embodiment is with transmitting distributor, and it comprises:

Be located at the revolution stand 2 on fire-fighting truck or other fire fighting devicies, support the traverse platform 1 of revolution stand 2, revolution stand 2 can horizontally rotate on traverse platform 1; Fig. 1, shown in 2, the bottom surface of traverse platform 1 is installed with rotating disk, the gyration center of rotating disk rotates on revolution stand 2; The bottom surface of rotating disk is installed with gearwheel 13; The table top of revolution stand 2 be provided with gearwheel in the small gear 14 that meshes, small gear 14 is by drive unit 4 rotary driving, and then drives traverse platform 1 and rotate.

Shown in Figure 3; Transmitting distributor 3 comprises: first line of a couplet pipe 7 that inner chamber communicates and second line of a couplet pipe 10; Second line of a couplet pipe 10 connects firmly through its end flange 5 and revolution stand 2; First line of a couplet pipe 7 connects firmly with traverse platform 1 through its rotary flange 9, is provided with copper sheathing 12 between the end flange 5 of second line of a couplet pipe and the rotary flange 9 of first line of a couplet pipe 7, and copper sheathing 12 is socketed in and makes sealing between second line of a couplet pipe 10 and the rotary flange 9 on the first line of a couplet pipe 7.

The coaxial core pipe 8 that is provided with in the inner chamber of first line of a couplet pipe 7 and second line of a couplet pipe 10; Seal between the lower end outer wall of core pipe 8 and the bottom interior wall of second line of a couplet pipe 10 and connect firmly; In specifically being provided with, with outward flanging formation bottom, the lower end platen 11 of core pipe 8, bottom platen 11 connects firmly with 10 sealings of second line of a couplet pipe.The active Sealed casing pipe 15 that connects firmly with first line of a couplet pipe 7 that is socketed with in the upper end of core pipe 8; Sealed casing pipe 15 is between core pipe 8 and the first line of a couplet pipe 7 and with seal ring 6 and seals; Between the inwall of the outer wall of core pipe 8 and first line of a couplet pipe, second line of a couplet pipe, form the toroidal cavity of a sealing, this toroidal cavity only is communicated with bypass tube up and down.Shown in Figure 3, second line of a couplet pipe 10 radial communication have following bypass tube 17, and first line of a couplet pipe 7 radial communication have last bypass tube 16.

In the use; Water in the fixing device of fire-fighting truck or other similar fire fighting devicies or water and anti-resume combustion foamite mixture, powder-gas mixture through many pipelines respectively with transmit distributor under bypass tube 17 connects second line of a couplet pipe 10, the Sealed casing pipe 15 of water that the realization fixing device is interior or water and anti-resume combustion foamite mixture entering forwarding distributor with core pipe 8.And through last bypass tube 16, Sealed casing pipe 15 respectively with water or water and anti-resume combustion foamite mixture, powder-gas mixture transmit be dispensed to the joining pipeline of the special-purpose big gun in jib top in, realize that water or water and anti-resume combustion foamite mixture, powder-gas mixture in the fixing device is through transmitting distributor with its conveying whirligig internal procedure.

Claims

1. compound jet is characterized in that comprising with transmitting distributor:

Revolution stand (2), the traverse platform (1) that can on said revolution stand, horizontally rotate, and be connected the forwarding distributor (3) on said revolution stand (2) and the traverse platform (1);

Said forwarding distributor (3) comprising: first line of a couplet pipe (7) that inner chamber communicates and second line of a couplet pipe (10); Said second line of a couplet pipe (10) connects firmly through its end flange (5) and said revolution stand (2); Said first line of a couplet pipe (7) connects firmly through its rotary flange (9) and said traverse platform (1); Be provided with copper sheathing (12) between the rotary flange (9) of end flange of said second line of a couplet pipe (5) and said first line of a couplet pipe (7), said copper sheathing (12) is socketed in and makes sealing between said second line of a couplet pipe (10) and the said rotary flange (9) on the said first line of a couplet pipe (7);

The coaxial core pipe (8) that is provided with in the inner chamber of said first line of a couplet pipe (7) and second line of a couplet pipe (10), the bottom seals of the lower end of said core pipe (8) and said second line of a couplet pipe (10) connects firmly; The active Sealed casing pipe (15) that connects firmly with first line of a couplet pipe (7) that is socketed with in the upper end of core pipe (8), said Sealed casing pipe (15) is between said core pipe (8) and the said first line of a couplet pipe (7) and with seal ring (6) and seals;

Said second line of a couplet pipe (10) radial communication has following bypass tube (17), and said first line of a couplet pipe (7) radial communication has last bypass tube (16).

2. compound jet according to claim 1 is characterized in that with transmitting distributor the lower end outward flanging of said core pipe (8) forms bottom platen (11), and said bottom platen (11) connects firmly with said second line of a couplet pipe (10) sealing.

3. compound jet according to claim 1 is with transmitting distributor; It is characterized in that; The bottom surface of said traverse platform (1) is installed with rotating disk, and the gyration center of said rotating disk is gone up at said revolution stand (2) and rotated, and the bottom surface of rotating disk is installed with gearwheel (13); The table top of said revolution stand (2) be provided with said gearwheel in the small gear (14) that meshes, said small gear (14) has drive unit (4).