CN211301836U

CN211301836U - Remote plug-in type sponge flame-retardant device

Info

Publication number: CN211301836U
Application number: CN201922087053.2U
Authority: CN
Inventors: 阮国桥
Original assignee: Hubei Shifeng Automotive Interior Co ltd
Current assignee: Hubei Shifeng New Material Co.,Ltd.
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-21
Anticipated expiration: 2029-11-27

Abstract

The utility model provides a fire-retardant device of remote bayonet sponge belongs to sponge production facility technical field. The flame retardant device comprises a tank body, a spray pipe connected with the tank body, a storage barrel fixed on the tank body, a plurality of spray heads connected with the tail end of the spray pipe, a mounting frame for mounting the spray heads, a telescopic mechanism connected between the storage barrel and the mounting frame, and an adjusting mechanism allowing the distance between the two ends of the spray pipe to be variable under the condition of keeping the communication, wherein the spray heads are tubular, the end parts of the spray heads are provided with spine parts, the spray heads are parallel to each other, the spray heads are connected with the spray pipe after being connected in parallel, a pressure limiting valve is arranged between the spray pipe and. The utility model has the advantages of safety, high efficiency and the like.

Description

Remote plug-in type sponge flame-retardant device

Technical Field

The utility model belongs to the technical field of sponge production facility, a fire-retardant device of remote bayonet sponge is related to.

Background

The sponge belongs to inflammables, in the production process, accumulational sponge leads to ventilating not smooth and spontaneous combustion easily, from inside to outside burning also takes place easily in the foam molding process, put out a fire very difficultly after the sponge burning, on the one hand, the permeability of sponge is relatively poor, gaseous or liquid flame retardant medium is difficult to get into in the short time, plus high temperature orders about, the degree of difficulty that flame retardant medium got into the sponge inside is bigger, on the other hand, cause splash easily among the sponge burning process, high temperature material such as stream of lying, cause the damage to fire control operation personnel easily, current fire extinguisher all is direct spray type fire extinguisher, the operation is on the sponge surface, be difficult to reach the effect of high-efficient fire extinguishing, although the jet distance is far away, but, be the dispersion form at the injection end, pressure is relatively less, can't put out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a remote bayonet sponge flame retardant device to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem of how improve the security of putting out a fire, improve the fire-retardant efficiency of sponge.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a long distance bayonet sponge flame retardant devices, its characterized in that, this flame retardant devices include the jar body, connect the spray tube of the jar body, fix the receiver on the jar body, connect the terminal a plurality of shower nozzles of spray tube, installation shower nozzle the mounting bracket, connect the telescopic machanism between receiver and mounting bracket and allow between the both ends of spray tube keeping the changeable adjustment mechanism of distance under the circumstances of intercommunication, the shower nozzle is the tubulose that the tip has spine portion, and each shower nozzle is parallel to each other, and each shower nozzle links to each other with the spray tube after parallelly connected, be provided with a voltage limiting valve between spray tube and the jar body, the internal packing of jar has liquid carbon dioxide.

The switch of the internal carbon dioxide gas high pressure blowout spray tube of jar body and control jar is conventional structure in the current fire extinguisher, in order to realize remotely putting out a fire shower nozzle propelling movement to assigned position, set up telescopic machanism between the jar body and shower nozzle, the mounting panel propelling movement to the suitable position that will carry the shower nozzle, and the length of spray tube also can realize that length is variable through adjustment mechanism, under this condition, the mounting panel can be delivered to corresponding position, the inside of sponge under the internal combustion state is inserted to the shower nozzle that has spine portion through a plurality of roots, it becomes light to put out a fire under the sponge internal combustion state, safety and high efficiency.

In foretell long-distance bayonet sponge flame retardant devices, telescopic machanism includes the chain of at least two only one plane degree of freedom of motion, with the synchronous structure of the synchronous syntropy rotation of the take-up pulley of chain one-to-one and can order about each take-up pulley, the activity plane intercrossing of each chain, the one end of chain with take-up pulley fixed in the correspondence, the other end of chain is connected the mounting bracket.

Because the chain is the flexible chain in the single plane, the pivot of chain is parallel to each other, the ordinary flexible chain structure that has of chain link end to end, and many chains are injectd at the tip, and under the condition that the degree of freedom plane is not in the coplanar, the overall structure that comprises many chains, when its one end takes place to roll up, the other end is for straight stretching out or withdrawing, can realize the effect of sharp propelling movement or pull back mounting panel.

Furthermore, the number of the chains is three, and the included angle between the movable planes of the adjacent chains is 60 degrees.

Furthermore, the synchronous structure comprises a driving wheel coaxial with the winding wheel, two pressing wheels, a middle wheel in one-to-one correspondence with the driving wheel and a synchronous wheel coaxial with the middle wheel, wherein the pressing wheels, the synchronous wheel, the middle wheel and the driving wheel are all bevel gears, the middle wheel and the synchronous wheel are arranged alternately, the middle wheel is meshed with the adjacent synchronous wheel, the two pressing wheels are symmetrically distributed, the pressing wheels, the middle wheel, the driving wheel and the synchronous wheel are all rotatably connected onto the storage barrel, the driving wheel is positioned between the two pressing wheels, and each driving wheel is meshed with the two pressing wheels simultaneously.

When the chains are wound on the winding wheel, all chain links of the chains are in the same plane, so that under the condition that the sizes of all the chains are the same and the sizes of the winding wheel are the same, the loosening degree of all the chains are the same in the winding process, in order to ensure that all the chains are synchronous, the winding wheel is coaxially provided with a driving wheel and a synchronous wheel, the rotation directions of all the synchronous wheels are ensured to be the same through an intermediate wheel, and the rotation speeds of the winding wheel are ensured to be the same through a pressing wheel.

Furthermore, the axes of the two pressing wheels are respectively and fixedly connected with a sleeve, the spray pipe is rotatably connected in the sleeve, the spray pipe is simultaneously connected with the tank body and the spray head after penetrating through the two sleeves, and a first clockwork spring is connected between at least one sleeve and the storage barrel.

The existence of the first clockwork spring can lead the chain to be automatically wound after being pulled out.

The telescopic mechanism may also be a structure capable of linearly extending and retracting, such as an air cylinder, a linear motor, etc., which is not described herein.

Further, the spray tube includes the canned paragraph of wearing to establish the stereoplasm in the cover and the soft roll-up section of connecting canned paragraph and shower nozzle, adjustment mechanism includes a pipe winding wheel, pipe winding groove has on the pipe winding wheel, it is equipped with a three-joint to insert around the middle part of pipe groove, the spray tube is connected to the one end of three-joint, the other both ends of three-joint are in on the same straight line, and two joints that are in on the same straight line rotate respectively and connect in the axle hole of pipe winding wheel, the both ends in the axle hole of pipe winding wheel rotate respectively and connect a stay tube, and two stay tubes are linked together with two joints that are in on the same straight line on the three-joint respectively, the stay tube links to each other with the mounting bracket is fixed, link to each other through a second clockwork spring between the pore wall of shaft hole and pipe winding.

In order to ensure that the supporting pipe connected with the tail end of the spray pipe is in a static state in the rotation process of the pipe winding wheel, the tail end of the winding section is provided with a three-joint, two joints of the three-joint which are positioned on the same straight line are rotatably connected in the supporting pipe, the supporting pipe is rotatably connected in an axial hole of the pipe winding wheel, the supporting pipe is communicated with each spray head through a hose, high-pressure gas in the tank body is sprayed out, the gas cannot be sprayed out at the spray head end under the action of a pressure limiting valve until the pressure reaches a limit value of the pressure limiting valve, before the pressure in the spray pipe is higher, the axial direction of the spray pipe is subjected to higher driving force, the driving force drives the spray pipe to be straight, so that the pipe winding wheel overcomes the restoring force of a second spring to discharge the spray pipe, meanwhile, a chain also extends out, the purpose of forming a, and the mounting plate is relatively straight to extend or retract, so that the operation and control are convenient.

As another technical scheme, the adjusting mechanism of the spray pipe can be a plurality of short pipes sleeved in a stepped manner, and the connected short pipes are sealed and can slide mutually.

Furthermore, the mounting frame comprises a fixed plate and two movable plates which are respectively rotatably connected to two sides of the fixed plate, the spray head is mounted on the movable plates, the chain is connected to the fixed plate, the containing cylinder is provided with a rectangular containing cavity, the movable plates are hinged to the fixed plate through pin shafts, and torsion springs for driving the movable plates and the fixed plate to be located on the same plane are wound on the pin shafts; the nozzles on the two movable plates are staggered with each other.

Except the tank body, the other structures are an integral body which can be repeatedly used, and one end of the spray pipe connected with the tank body is detachably connected with the tank body.

The fly leaf and the fixed plate are U-shaped after folding, can accomodate in the storage cylinder, make the fly leaf expand the back, the distribution area of shower nozzle is great, does benefit to the scope of putting out a fire, and jet-propelled end is straight to the ignition region of sponge, and jet-propelled pressure is great, and fire extinguishing efficiency is high.

The pipe winding wheel is fixedly connected with the fixed plate through a supporting pipe, a hose is connected to the supporting pipe, and the hose is connected with a pressure limiting valve arranged on the movable plate and then connected with the spray head.

Furthermore, a rectangular air outlet hole is formed in the spray head, a first metal sheet and a second metal sheet are arranged at the tail end of the air outlet hole, the first metal sheet and the second metal sheet intercept the whole cross section of the air outlet hole, an avoiding opening is formed in the wall of the air outlet hole close to the middle of the first metal sheet, a plurality of air guide grooves are formed in one side face, attached to each other, of two end portions of the first metal sheet and the second metal sheet, the aperture of each air guide groove is gradually reduced from the end portion to the middle portion until the aperture disappears, the middle portions of the first metal sheet and the second metal sheet are attached to each other to intercept the air outlet hole, and the thermal expansion coefficient of the first metal sheet is larger than that of the second metal sheet; the middle part of the first metal sheet can be deformed and bent towards the avoidance hole to enable the air outlet hole to be smooth.

Because the shower nozzle is numerous, every shower nozzle all spouts gas, has the weakening to the jet-propelled pressure of single shower nozzle, and the inside burning of sponge is from the not very easy accurate combustion area of finding in appearance, in addition dense smoke's existence, for accurate putting out a fire, sets up the bimetallic strip structure in the shower nozzle, can be under different temperature effects the end that the rotatability switches on the shower nozzle.

Specifically, because the air guide grooves close to one end of the air source and the air guide grooves close to the air outlet end are symmetrically distributed, the corresponding air guide grooves on the first metal sheet and the second metal sheet form a conical air guide hole, the hole diameter of the air guide grooves close to the middle parts of the first metal sheet and the second metal sheet is zero, when the first metal sheet is not deformed, the air outlet hole is cut off by the first metal sheet and the second metal sheet, the higher the temperature of the first metal sheet and the second metal sheet is, the larger the deformation of the first metal sheet is, the larger the ventilation section is, otherwise, the smaller the ventilation section is, when fire is extinguished, if the spray head is inserted into a non-ignition area, gas is not sprayed, and the spray pressure of other spray heads in the ignition area is higher.

Furthermore, the first metal sheet is zinc alloy, and the second metal sheet is copper.

Further, rubber sheets are arranged on the inner sides of the first metal sheet and the second metal sheet, and the air guide grooves are formed in the rubber sheets.

Furthermore, the avoidance outlet is provided with an adjusting spring, one end of the adjusting spring is abutted against the outer side face of the first metal sheet, the other end of the adjusting spring is abutted against a pressing plate, the pressing plate is connected with an adjusting bolt, a through hole is formed in the sprayer, the adjusting bolt penetrates through the through hole, and the adjusting bolt is connected with a locking nut through threads.

The pressure plate can adjust the resistance of the deformation of the first metal sheet through the locking nut, and the end parts of the first metal sheet and the second metal sheet are fixed on the inner wall of the air outlet hole in the spray head.

This fire extinguisher has following advantage:

1. in fact, can set up the structure that external force promoted the mounting panel and remove on straight line, like the cylinder etc. but, the present case is through the internal gas blowout's of jar pressure when, and cooperation pressure limiting valve realizes stretching out, extension length by the air pressure drive chain, and air pressure drive rotates around the tube wheel, reaches the mounting panel that carries the shower nozzle and can stretch out, and the extension length is stretched out in the pressure size decision, and first clockwork spring and second clockwork spring can contract the mounting panel when atmospheric pressure reduces or disappears.

2. The structure that a plurality of chains are distributed at an inclination angle has the advantages of large telescopic range, small occupied space, small size and the like.

3. In order to save air pressure and fire extinguishing medium, the end part of the spraying head is provided with a temperature control air injection section structure which is simple and reliable in structure and not easy to damage at high temperature.

4. The whole fire extinguisher has a simple structure, can be carried conveniently without any external power, external power supply, air source and the like, can be repeatedly used except the tank body, and can be repeatedly used under the condition that the medium in the tank body is inflatable.

Drawings

FIG. 1 is a schematic structural view of the sponge flame retardant device after the tank body is removed.

Fig. 2 is a sectional view taken in the direction a-a in fig. 1.

Fig. 3 is a schematic view of the structure of the winding wheel.

Fig. 4 is a schematic view showing the distribution of three chains.

Fig. 5 is a schematic plan view of the mounting bracket.

Fig. 6 is a cross-sectional view of the spray head.

Fig. 7 is a sectional view in the direction B-B in fig. 6.

Fig. 8 is a schematic structural view of the telescopic mechanism.

In the figure, 1, a spray pipe; 11. a spray head; 12. a pressure limiting valve; 13. a fixed section; 14. coiling the section; 2. a storage cylinder; 3. a mounting frame; 31. a fixing plate; 32. a movable plate; 4. a chain; 51. a winding wheel; 52. a driving wheel; 53. a synchronizing wheel; 54. a pinch roller; 55. an intermediate wheel; 56. a sleeve; 57. a first spring; 61. a pipe winding wheel; 62. winding the pipe groove; 63. A third joint; 64. supporting a tube; 65. a second spring; 71. an air outlet; 72. a first metal sheet; 73. a second metal sheet; 74. avoiding the mouth; 75. a gas guide groove; 76. the spring is adjusted.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the flame retardant device comprises a tank body, a spray pipe 1 connected with the tank body, a storage barrel 2 fixed on the tank body, a plurality of spray heads 11 connected with the tail end of the spray pipe 1, a mounting frame 3 for mounting the spray heads 11, a telescopic mechanism connected between the storage barrel 2 and the mounting frame 3, and an adjusting mechanism allowing the distance between the two ends of the spray pipe 1 to be variable under the condition of keeping communication, wherein the spray heads 11 are tubular, the end parts of which are provided with sharp thorn parts, the spray heads 11 are parallel to each other, the spray heads 11 are connected with the spray pipe 1 after being connected in parallel, a pressure limiting valve 12 is arranged between the spray pipe 1 and.

The switch of the internal carbon dioxide gas high pressure blowout spray tube 1 of jar of body and control jar is conventional structure among the current fire extinguisher, in order to realize remotely putting out a fire shower nozzle 11 propelling movement to assigned position, set up telescopic machanism between jar body and shower nozzle 11, the mounting panel propelling movement to the suitable position that will carry shower nozzle 11, and spray tube 1's length also can realize that length is variable through adjustment mechanism, under this condition, the mounting panel can be delivered to corresponding position, the inside of sponge under the internal combustion state is inserted through a plurality of shower nozzles 11 that have spine portion, it becomes light to put out a fire under the sponge internal combustion state, safety and high efficiency.

As shown in fig. 1, 2, 4 and 8, the telescopic mechanism includes at least two chains 4 with only one plane freedom of movement, winding wheels 51 corresponding to the chains 4 one by one, and a synchronous structure capable of driving the winding wheels 51 to rotate synchronously and in the same direction, the moving planes of the chains 4 are crossed, one end of each chain 4 is fixed to the corresponding winding wheel 51, and the other end of each chain 4 is connected with the mounting frame 3.

Because the chains 4 are the chains 4 which can be bent in a single plane, namely, all rotating shafts of the chains 4 are parallel to each other, and the chain links are connected end to end and have a common flexible linking structure, under the condition that the end parts of the chains 4 are limited and the degree of freedom planes are not in the same plane, the integral structure formed by the chains 4 has the advantage that when one end of the integral structure is rolled, the other end of the integral structure is extended or retracted straightly, so that the effect of pushing or pulling back the mounting plate linearly can be realized.

The number of the chains 4 is three, and the included angle between the movable planes of the adjacent chains 4 is 60 degrees.

The synchronous structure comprises a transmission wheel 52 coaxial with the winding wheel 51, two pressing wheels 54, intermediate wheels 55 in one-to-one correspondence with the transmission wheel 52, and synchronizing wheels 53 coaxial with the intermediate wheels 55, wherein the pressing wheels 54, the synchronizing wheels 53, the intermediate wheels 55 and the transmission wheel 52 are all bevel gears, the intermediate wheels 55 and the synchronizing wheels 53 are arranged at intervals, the intermediate wheels 55 are meshed with the synchronizing wheels 53 adjacent to the intermediate wheels 55, the two pressing wheels 54 are symmetrically distributed, the pressing wheels 54, the intermediate wheels 55, the transmission wheel 52 and the synchronizing wheels 53 are connected to the storage barrel 2 in a rotating mode, the transmission wheel 52 is located between the two pressing wheels 54, and each transmission wheel 52 is meshed with the two pressing wheels 54 simultaneously.

When the chains 4 are wound around the winding wheel 51, the links of the chains 4 are in the same plane, so that when the chains 4 have the same size and the winding wheel 51 has the same size, the chains 4 are loosened to the same extent during winding, and in order to ensure synchronization of the chains 4, the winding wheel 51 is provided with a transmission wheel 52 and a synchronizing wheel 53 coaxially, and the synchronizing wheels 53 are rotated to the same direction by an intermediate wheel 55, and the winding wheel 51 is rotated at the same speed by a pinch roller 54.

The axes of the two pressing wheels 54 are respectively fixedly connected with a sleeve 56, the spray pipe 1 is rotatably connected in the sleeve 56, the spray pipe 1 is simultaneously connected with the tank body and the spray head 11 after penetrating through the two sleeves 56, and a first hair strip 57 is connected between at least one sleeve 56 and the storage barrel 2.

The presence of the first spring 57 enables the automatic winding up of the chain 4 after it has been pulled out.

As shown in fig. 1 and 3, the nozzle 1 includes a hard fixed section 13 penetrating through the casing 56 and a soft furling section 14 connecting the fixed section 13 and the nozzle 11, the adjusting mechanism includes a winding wheel 61, a winding groove 62 is formed on the winding wheel 61, a three-joint 63 is inserted in the middle of the winding groove 62, one end of the three-joint 63 is connected to the nozzle 1, the other two ends of the three-joint 63 are in the same straight line, the two joints in the same straight line are respectively rotatably connected in the axial hole of the winding wheel 61, two ends of the axial hole of the winding wheel 61 are respectively rotatably connected to a support tube 64, the two support tubes 64 are respectively communicated with the two joints in the same straight line on the three-joint 63, the support tubes 64 are fixedly connected to the mounting frame 3, and the support tubes 64 are respectively connected to the axial hole of the winding wheel 61 through a second spring 65.

In order to ensure that the supporting pipe 64 connected with the end of the spray pipe 1 is in a static state during the rotation of the winding wheel 61, the end of the winding section 14 is provided with a three-joint 63, two joints of the three-joint 63 which are positioned on the same straight line are rotatably connected in the supporting pipe 64, the supporting pipe 64 is rotatably connected in a shaft hole of the winding wheel 61, the supporting pipe 64 is communicated with each spray head 11 through a hose, after the high-pressure gas in the tank body is sprayed out, the gas can not be sprayed out at the end of the spray head 11 under the action of the pressure limiting valve 12 until the pressure reaches the limited value of the pressure limiting valve 12, before the pressure in the spray pipe 1 is higher, the axial direction of the spray pipe 1 is subjected to a higher driving force, the driving force drives the spray pipe 1 to be straight, so that the winding wheel 61 overcomes the restoring force of the second spring 65 to discharge the spray pipe 1, and simultaneously, the chain 4 also extends out, and, realize the long-distance fire extinguishing, and the mounting panel is straight to stretch out or retract relatively, is convenient for operation and control.

As another technical scheme, the adjusting mechanism of the spray pipe 1 can be a plurality of short pipes sleeved in a stepped manner, and the connected short pipes are sealed and can slide mutually.

As shown in fig. 1 and 5, the mounting frame 3 includes a fixed plate 31 and two movable plates 32 rotatably connected to two sides of the fixed plate 31, respectively, the spray head 11 is mounted on the movable plates 32, the chain 4 is connected to the fixed plate 31, the storage barrel 2 has a rectangular storage cavity, the movable plates 32 are hinged to the fixed plate 31 by a pin, and a torsion spring is wound on the pin to drive the movable plates 32 and the fixed plate 31 to be on the same plane; the nozzles 11 on the two movable plates 32 are staggered with each other.

Except the tank body, other structures are a whole body which can be repeatedly used, and one end of the spray pipe 1 connected with the tank body is detachably connected with the tank body.

The movable plate 32 and the fixed plate 31 are U-shaped after being folded and can be stored in the storage barrel 2, after the movable plate 32 is unfolded, the distribution area of the spray head 11 is large, the fire extinguishing range is facilitated, the air injection end is directly opposite to the ignition area of the sponge, the air injection pressure is large, and the fire extinguishing efficiency is high.

The pipe winding wheel 61 is fixedly connected with the fixed plate 31 through a support pipe 64, a hose is connected on the support pipe 64, and the hose is connected with the pressure limiting valve 12 arranged on the movable plate 32 and then is connected with the spray head 11.

As shown in fig. 6 and 7, the nozzle 11 has a rectangular air outlet 71, a first metal sheet 72 and a second metal sheet 73 are disposed at the end of the air outlet 71, the first metal sheet 72 and the second metal sheet 73 intercept the entire cross section of the air outlet 71, a relief opening 74 is disposed on the wall of the air outlet 71 near the middle of the first metal sheet 72, a plurality of air guide grooves 75 are disposed on one side of the first metal sheet 72 and the second metal sheet 73, which are abutted against each other at two ends of the first metal sheet 72 and the second metal sheet 73, the aperture of the air guide grooves 75 gradually decreases from the ends to the middle, so that the middle of the first metal sheet 72 and the second metal sheet 73 are abutted against each other to intercept the air outlet 71, and the coefficient of thermal expansion of the first metal sheet 72 is greater than that of the; the middle part of the first metal sheet 72 can be deformed and bent towards the avoidance hole, so that the air outlet hole 71 is smooth.

Because shower nozzle 11 is numerous, every shower nozzle 11 all spouts gas, has the weakening to the jet-propelled pressure of single shower nozzle 11, and the burning zone is not very easy accurate to find in the appearance to the inside burning of sponge, in addition the existence of dense cigarette, for accurate putting out a fire, sets up the bimetallic strip structure in the shower nozzle 11, can be under different temperature effects the end of rotation nature conduction shower nozzle 11.

Specifically, because the air guide grooves 75 near one end of the air source and the air guide grooves 75 near the air outlet end are symmetrically distributed, the air guide grooves 75 corresponding to the first metal sheet 72 and the second metal sheet 73 form a conical air guide hole, the hole diameter of the air guide groove 75 near the middle parts of the first metal sheet 72 and the second metal sheet 73 is zero, when the first metal sheet 72 is not deformed, the air outlet hole 71 is cut off by the first metal sheet 72 and the second metal sheet 73, the deformation of the first metal sheet 72 is larger when the first metal sheet 72 and the second metal sheet 73 are subjected to higher temperature, so that the ventilation section is increased, otherwise, the ventilation section is smaller, and when a fire is extinguished, if the spray head 11 is inserted into a non-ignition area, no air is sprayed, so that the air spraying pressure of other spray heads 11 in the ignition area is larger.

The first metal sheet 72 is zinc alloy and the second metal sheet 73 is copper.

Rubber sheets are arranged on the inner sides of the first metal sheet 72 and the second metal sheet 73, and the air guide groove 75 is formed in the rubber sheets.

The avoiding opening 74 is provided with an adjusting spring 76, one end of the adjusting spring 76 is abutted against the outer side face of the first metal sheet 72, the other end of the adjusting spring 76 is abutted against a pressing plate, the pressing plate is connected with an adjusting bolt, a through hole is formed in the spray head 11, the adjusting bolt is arranged in the through hole in a penetrating mode, and a locking nut is connected to the adjusting bolt through threads.

The pressure plate can adjust the deformation resistance of the first metal sheet 72 through the locking nut, and the end parts of the first metal sheet 72 and the second metal sheet 73 are fixed on the inner wall of the air outlet hole 71 on the spray head 11.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a long-distance bayonet sponge flame retardant devices, its characterized in that, this flame retardant devices include the jar body, connect spray tube (1) of the jar body, fix storage cylinder (2) on the jar body, connect a plurality of shower nozzles (11) at spray tube (1) end, install mounting bracket (3) of shower nozzle (11), connect the telescopic machanism between storage cylinder (2) and mounting bracket (3) and allow between the both ends of spray tube (1) the variable adjustment mechanism of distance under the circumstances that keeps the intercommunication, shower nozzle (11) are the tubulose that the tip has spine portion, and each shower nozzle (11) is parallel to each other, and each shower nozzle (11) is parallelly connected the back and is linked to each other with spray tube (1), be provided with a voltage limiting valve (12) between spray tube (1) and the jar body, the internal packing.

2. A remote inserted sponge flame retardant device as claimed in claim 1, wherein the telescopic mechanism comprises at least two chains (4) with only one plane freedom of movement, winding wheels (51) corresponding to the chains (4) one by one, and a synchronous structure capable of driving the winding wheels (51) to rotate synchronously and in the same direction, the moving planes of the chains (4) are crossed, one end of the chain (4) is fixed with the corresponding winding wheel (51), and the other end of the chain (4) is connected with the mounting frame (3).

3. A remote inserted sponge fire-retardant device according to claim 2, wherein there are three chains (4) and the included angle between the active planes of adjacent chains (4) is 60 degrees.

4. A remotely inserted sponge fire retardant device according to claim 2 or 3, the synchronous structure comprises a driving wheel (52) coaxial with the rolling wheel (51), two pressing wheels (54), middle wheels (55) corresponding to the driving wheel (52) one by one, and synchronous wheels (53) coaxial with the middle wheels (55), the pinch roller (54), the synchronizing wheel (53), the middle wheel (55) and the transmission wheel (52) are all bevel gears, the middle wheels (55) and the synchronizing wheels (53) are arranged at intervals, the middle wheels (55) are meshed with the synchronizing wheels (53) adjacent to the middle wheels, the two pressing wheels (54) are symmetrically distributed, the pressure wheel (54), the middle wheel (55), the transmission wheel (52) and the synchronizing wheel (53) are all rotationally connected to the containing barrel (2), the driving wheels (52) are positioned between the two pressing wheels (54), and each driving wheel (52) is meshed with the two pressing wheels (54) simultaneously.

5. A remote inserted sponge flame retardant device according to claim 4, characterized in that the axes of the two press wheels (54) are fixedly connected with a sleeve (56) respectively, the spray pipe (1) is rotatably connected in the sleeve (56), the spray pipe (1) is simultaneously inserted into the two sleeves (56) and then is respectively connected with the tank body and the spray head (11), and a first spring (57) is connected between at least one sleeve (56) and the receiving cylinder (2).

6. The remote-insertion type sponge flame retardant device according to claim 5, wherein the nozzle (1) comprises a hard fixed section (13) penetrating through the sleeve (56) and a soft furling section (14) connecting the fixed section (13) and the nozzle (11), the adjusting mechanism comprises a tube winding wheel (61), a tube winding groove (62) is formed in the tube winding wheel (61), a three joint (63) is inserted in the middle of the tube winding groove (62), one end of the three joint (63) is connected with the nozzle (1), the other two ends of the three joint (63) are positioned on the same straight line, the two joints on the same straight line are respectively and rotatably connected in the shaft hole of the tube winding wheel (61), the two ends of the shaft hole of the tube winding wheel (61) are respectively and rotatably connected with a supporting tube (64), and the two supporting tubes (64) are respectively communicated with the two joints on the same straight line on the three joint (63), the supporting tube (64) is fixedly connected with the mounting frame (3), and the supporting tube (64) is connected with the hole wall of the shaft hole of the pipe winding wheel (61) through a second spring (65).

7. The remote inserted type sponge flame retardant device according to claim 2 or 3, wherein the mounting rack (3) comprises a fixed plate (31) and two movable plates (32) rotatably connected to two sides of the fixed plate (31), the spray head (11) is mounted on the movable plates (32), the chain (4) is connected to the fixed plate (31), the storage barrel (2) has a rectangular storage cavity, the movable plates (32) are hinged to the fixed plate (31) through a pin shaft, and a torsion spring for driving the movable plates (32) and the fixed plate (31) to be in the same plane is wound on the pin shaft; the spray heads (11) on the two movable plates (32) are staggered with each other.

8. A remotely inserted sponge fire retardant device according to claim 1 or 2 or 3, the nozzle (11) is internally provided with a rectangular air outlet hole (71), a first metal sheet (72) and a second metal sheet (73) are arranged at the tail end close to the air outlet hole (71), the first metal sheet (72) and the second metal sheet (73) intercept the cross section of the whole air outlet hole (71), a dodging opening (74) is arranged on the wall of the air outlet hole (71) close to the middle part of the first metal sheet (72), a plurality of air guide grooves (75) are arranged on one side surface of the first metal sheet (72) and the second metal sheet (73) which are attached to each other at two end parts, the aperture of the air guide groove (75) is gradually reduced from the end part to the middle part until the aperture disappears, so that the middle parts of the first metal sheet (72) and the second metal sheet (73) are mutually attached to intercept the air outlet hole (71), the thermal expansion coefficient of the first metal sheet (72) is larger than that of the second metal sheet (73); the middle part of the first metal sheet (72) can be deformed and bent towards the avoidance hole, so that the air outlet hole (71) is smooth.

9. A remote plug-in sponge fire retardant device as in claim 8 wherein said first metal sheet (72) is zinc alloy and said second metal sheet (73) is copper.

10. The remote-insertion type sponge flame retardant device according to claim 8, wherein the evasion port (74) is provided with an adjusting spring (76), one end of the adjusting spring (76) abuts against the outer side surface of the first metal sheet (72), the other end of the adjusting spring (76) abuts against a pressing plate, the pressing plate is connected with an adjusting bolt, the spray head (11) is provided with a through hole, the adjusting bolt is arranged in the through hole in a penetrating manner, and the adjusting bolt is connected with a locking nut in a threaded manner.