CN211561677U

CN211561677U - Spraying device applied to fire-fighting system

Info

Publication number: CN211561677U
Application number: CN201920907130.1U
Authority: CN
Inventors: 缪锡炉
Original assignee: Jiangsu Ninghe Fire Engineering Co ltd
Current assignee: Jiangsu Ninghe Construction Group Co ltd
Priority date: 2019-06-15
Filing date: 2019-06-15
Publication date: 2020-09-25
Anticipated expiration: 2029-06-15

Abstract

The utility model discloses a spraying device applied to a fire-fighting system, which relates to a fire-fighting spray head and aims to solve the technical problems that the temperature in the prior art is transferred to a glass tube with time difference and a larger fire is easily caused, the technical proposal comprises a screwed tube connected with a water supply branch tube, one end of the screwed tube far away from the water supply branch tube is provided with a bracket, a splash disc is connected on the bracket in a sliding way, a sealing plug is arranged on the splash disc, one end of the bracket far away from the screwed tube is connected with a fixed rod, a glass tube is arranged between the fixed rod and the splash disc, the temperature is transferred to the spray head, the liquid in the glass tube firstly senses the temperature and expands and bursts, the support is lost between the splash disc and the fixed rod, the water in the water supply pipe flushes the splash disc through the screwed tube, the splash disc and the liquid slide to one side of the fixed rod along the bracket, the, therefore, the fire can be sprayed with water in time to extinguish fire, and the possibility of a larger fire is reduced.

Description

Spraying device applied to fire-fighting system

Technical Field

The utility model relates to a fire control shower nozzle, more specifically say, it relates to a be applied to fire extinguishing system's spray set.

Background

The fire-fighting system comprises an automatic water-spraying fire-extinguishing system, an automatic fire alarm system, a smoke-preventing and discharging system, a fire-fighting water supply system, a gas fire-extinguishing system, a fire hydrant system, a fire extinguisher, emergency lighting and evacuation indication, a fire door and a fire-proof roller shutter. Setting field owner: homes, electrical distribution rooms, stairwells, walkways, underground garages, and the like. The most common of them is an automatic sprinkler system, which consists of sprinkler heads, alarm valve sets, water flow alarm devices (water flow indicators or pressure switches), etc., as well as pipes and water supply facilities, and can spray water when a fire occurs. The water supply pipeline of the system is filled with pressurized water, and once a fire disaster happens, the water spraying nozzle immediately sprays water after acting.

Chinese patent No. CN203525177U discloses an upright fire sprinkler with automatic fire detection function, which comprises a threaded pipe, a connecting frame, a splash pan, a glass pipe, a top post, a rotating shaft and a valve, wherein inclined blades are arranged on the splash pan along the circumferential direction, the splash pan is connected to the top of the top post through the rotating shaft, the glass pipe is connected between the top post and the valve, the valve is located in the threaded pipe, and the connecting frame is connected between the threaded pipe and the top post; the utility model discloses compact structure is light and handy, and it has improved the degree of consistency of fire control shower nozzle water spray, has improved the efficiency of fire control, has avoided the fire control dead angle, and safe and reliable can survey the conflagration automatically, and fire control water spray control is automatic swift.

When using the fire control shower nozzle among the prior art, when the source of a fire is in near region under the fire control shower nozzle, because the splash box is located the below of glass pipe, the splash box gathers together upwards, has formed the block to the glass pipe, so the heat need be conducted earlier for the splash box, conduct again for the glass pipe, and the heat conduction can produce certain time difference, and nevertheless the conflagration produces huge harm often just between the moment, triggers great fire accident easily, awaits improving.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a be applied to fire extinguishing system's spray set.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a be applied to fire extinguishing system's spray set, includes the screwed pipe of being connected with water supply branch pipe, the one end that water supply branch pipe was kept away from to the screwed pipe is equipped with the support, it has the splash disc to slide on the support to be connected with, it is used for sealing to fly to be equipped with on the splash disc the sealing plug of screwed pipe, the support is kept away from the one end of screwed pipe is connected with the dead lever, the dead lever with it is equipped with the glass pipe to splash between the dish.

Through adopting above-mentioned technical scheme, when catching fire, the temperature transmits to shower nozzle department, the intraductal liquid of glass is at first sensed the temperature and the inflation back bursts, lose the support between dish and the dead lever of splashing, the water in the water supply water pipe is washed away the dish that splashes through the screwed pipe, it slides away to dead lever one side along the support to fly the dish and the sealing plug, water gushes out from the screwed pipe, and spill to the flame source along flying the dish that splashes, with this can in time carry out the water spray to the flame and put out a fire, reduce the conflagration because the time difference produces the possibility of stretching, reduce the possibility that great conflagration took place.

Furthermore, an annular sealing groove is formed in the peripheral wall of the sealing plug, a sealing ring is arranged in the sealing groove, and the sealing ring is abutted to the inner side wall of the threaded pipe.

Through adopting above-mentioned technical scheme, utilize the sealing plug to insert in the screwed pipe, the sealing ring supports tightly on the inside wall of screwed pipe to this can seal, reduces the possibility of leaking.

Furthermore, a through groove is formed in one side, away from the threaded pipe, of the splash plate, a through hole is formed in the bottom wall of the through groove, the aperture of the through hole is smaller than that of the through groove, a step seat inserted into the through groove and the through hole is arranged on one side, extending out of the threaded pipe, of the sealing plug, and the side wall of the step seat is abutted against the end wall of the threaded pipe.

By adopting the technical scheme, after the glass tube bursts, the sealing plug and the splash disc are flushed by water in the water supply branch tube, the sealing plug falls off from the splash disc, after the water is spilled out from the threaded tube, part of the water falls off from the through hole and the through groove, and part of the water is splashed out along the splash disc, so that the water splashing range of the splash disc is enlarged, and the possibility of fire spreading is reduced.

Further, the screwed pipe is close to one side of step seat is equipped with the annular, be equipped with the ring channel on the lateral wall of step seat, the equipartition has a plurality of spring on the groove diapire of ring channel, the one end that the ring channel was kept away from to the spring is equipped with the ring block, the one end that the spring was kept away from to the ring block stretches into the annular and supports tightly on the groove diapire of annular.

By adopting the technical scheme, the ring block is tightly propped against the ring groove by the spring, so that the possibility of water leakage is reduced; when the glass tube bursts, the step seat loses the support, the spring outwards pops the ring block open, so that the step seat and the sealing plug fall down from the threaded tube, the water flow can be accelerated, and the possibility of fire spreading is reduced.

Furthermore, a sealing ring is arranged on the wall of the groove bottom of the annular groove, and the ring block is abutted against the sealing ring.

Through adopting above-mentioned technical scheme, utilize ring block and sealing washer to contradict, be favorable to further reducing the possibility of leaking.

Furthermore, two symmetrically arranged positioning holes are formed in one side, close to the splash plate, of the threaded pipe;

the support comprises a sliding rod inserted into the positioning hole, the splash disc slides on the sliding rod, a plurality of jacks are uniformly distributed on one side, away from the threaded pipe, of the sliding rod, a limiting hole is formed in the side wall of the fixing rod, and limiting bolts respectively inserted into the limiting hole and the jacks are arranged on the side wall of the fixing rod.

By adopting the technical scheme, the fixed rod is fixed on the sliding rods by utilizing the limiting bolts, after the glass tube bursts, water in the water supply branch tube flushes the sealing plug to push the splash plate to slide along the two sliding rods and slide to the fixed rod, the two sliding rods support the splash plate to slide, the movement stability of the splash plate is improved, the splash plate can stably bear water flow, and the stable splashing of the water flow from the splash plate is facilitated; utilize to have a plurality of jacks on the pole that slides, utilize spacing bolt to fix the dead lever in different jacks to this glass pipe that can adapt to different length increases the application scope of shower nozzle.

Furthermore, both ends of the limiting bolt are provided with connecting holes, and the limiting bolt is provided with an elastic split pin inserted into the connecting holes.

Through adopting above-mentioned technical scheme, utilize elasticity split pin to insert in the connecting hole, increase the stability of spacing bolt on the dead lever.

Further, one side of the stepped seat, which is far away from the threaded pipe, and the side wall of the fixed rod are both provided with mounting grooves, and two ends of the glass pipe are respectively mounted in the two mounting grooves.

Through adopting above-mentioned technical scheme, when the installation, insert the one end of glass pipe in the mounting groove of step seat, in the mounting groove on the dead lever was installed to the other end, spacing bolt inserted jack and spacing downthehole, install the elasticity split pin at last to this installation glass pipe that can convenient and fast.

To sum up, the utility model discloses following beneficial effect has:

1. when a fire disaster occurs below the spray head, the glass tube is positioned at the lowest part of the spray head and can sense the temperature in time, the splash plate loses support after liquid in the glass tube is heated and expanded to burst, the splash plate is pushed away by water in the threaded tube and slides along the bracket, the water in the threaded tube falls down and falls on the splash plate, and finally the splash plate is used for extinguishing the fire, so that the fire can be extinguished in time, and the possibility of fire spreading is reduced;

2. the ring block is tightly abutted in the annular groove by the spring, so that the possibility of water leakage is reduced, the ladder seat is not supported after the glass tube bursts, the ring block is flicked by the spring, and the ladder seat is accelerated to fall from the threaded tube, so that the fire can be extinguished in time, and the possibility of fire spreading is reduced;

3. utilize spacing bolt to fix the dead lever in the jack of difference to this can adapt to the glass pipe of different length, increase the application scope of shower nozzle.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of an elastic cotter pin and a limit bolt in an embodiment.

In the figure: 1. a threaded pipe; 10. a ring groove; 11. a seal ring; 12. positioning holes; 2. a support; 20. a slide bar; 21. a jack; 22. a limiting hole; 23. a limiting bolt; 24. connecting holes; 25. an elastic cotter pin; 3. a splash plate; 30. a through groove; 31. a through hole; 4. a sealing plug; 40. a sealing groove; 41. sealing the ring; 42. a step seat; 43. an annular groove; 44. a spring; 45. a ring block; 46. mounting grooves; 47. transition fillets; 5. fixing the rod; 6. a glass tube.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, a spraying device applied to a fire fighting system comprises a threaded pipe 1 connected with a water supply branch pipe, wherein a bracket 2 is arranged at one end of the threaded pipe 1 far away from the water supply branch pipe, a splash disc 3 is connected with the bracket 2 in a sliding manner, a sealing plug 4 (refer to fig. 2) for sealing the threaded pipe 1 is arranged on the splash disc 3, a fixing rod 5 is connected at one end of the bracket 2 far away from the threaded pipe 1, and a glass pipe 6 is arranged between the fixing rod 5 and the splash disc 3; after catching fire, near the temperature of shower nozzle risees, because glass pipe 6 is located the below of shower nozzle, and do not enclose the fender around the glass pipe 6, so temperature can in time be sensed to glass pipe 6, the liquid in the glass pipe 6 receives the inflation and explodes, disc 3 that splashes loses the support, water in the water supply branch pipe is washed sealing plug 4 open, disc 3 that splashes slides along support 2, dead lever 5 is fixed with disc 3 that splashes, water is spouted and is splashed away on the disc 3 that splashes, in time put out a fire to the flame, with this delay that can reduce glass pipe 6 induction temperature and produce, be favorable to reducing the possibility that the flame spreads, reduce the possibility that great conflagration takes place.

Referring to fig. 3, a sealing groove 40 is formed in the circumferential wall of the sealing plug 4, a sealing ring 41 is disposed in the sealing groove 40, and the sealing ring 41 abuts against the inner sidewall of the threaded pipe 1; the side of the sealing plug 4 facing away from the splash plate 3 is provided with a transition radius 47.

Referring to fig. 3, a through groove 30 is arranged on one side of the splash plate 3 away from the threaded pipe 1, the diameter of the through groove 30 is smaller than the outer diameter of the threaded pipe 1 and larger than the inner diameter of the threaded pipe 1, a through hole 31 is arranged on the bottom wall of the through groove 30, the axis of the through groove 30 is collinear with the axis of the through hole 31, the aperture of the through hole 31 is smaller than the aperture of the through groove 30 and larger than the inner diameter of the threaded pipe 1, a step seat 42 inserted into the through groove 30 and the through hole 31 is arranged on one side of the sealing plug 4 extending out of the threaded pipe 1, and the side wall of the step seat; the stepped seat 42 is arranged in the through hole 31 and the through groove 30, the sealing plug 4 is inserted into the threaded pipe 1, the sealing ring 41 is abutted against the inner side wall of the threaded pipe 1, and the splash disc 3 is abutted against the end wall of the threaded pipe 1, so that the threaded pipe 1 is sealed, and the possibility of water leakage is reduced.

Referring to fig. 2 and 3, a ring groove 10 is arranged on one side of the threaded pipe 1 close to the stepped seat 42, a ring groove 43 is arranged on the side wall of the stepped seat 42, a plurality of springs 44 are uniformly distributed on the bottom wall of the ring groove 43, the springs 44 are arranged along the depth of the ring groove 43, a ring block 45 is arranged at one end of each spring 44 far away from the ring groove 43, two ends of each spring 44 respectively abut against the side wall of the ring block 45 and the bottom wall of the ring groove 43, and one end of each ring block 45 far away from the springs 44 extends into the ring groove 10 and abuts against the bottom wall of the ring groove 10; a sealing ring 11 is arranged on the bottom wall of the ring groove 10, and a ring block 45 is abutted against the sealing ring 11; the ring block 45 is tightly propped against the sealing ring 11 by using the spring 44, so that the sealing of the threaded pipe 1 is enhanced, and the possibility of water leakage is reduced; when the glass tube 6 bursts, the step seat 42 loses support, and the spring 44 pushes the ring block 45 outwards, so that the sealing plug 4 is accelerated to fall off the threaded tube 1, water flow can be accelerated to be sprayed out to flame, and the possibility of fire spreading is further reduced; after the splash disc 3 falls down, the sealing plug 4 falls down from the splash disc 3, one part of water in the threaded pipe 1 can fall down from the through hole 31 and the through groove 30, and the other part of water can fly out from the splash disc 3, so that the fire extinguishing range is enlarged, and the possibility of fire spreading is further reduced.

Referring to fig. 2, one side of the threaded pipe 1 close to the splash plate 3 is provided with two symmetrically arranged positioning holes 12; the bracket 2 comprises a sliding rod 20 inserted into the positioning hole 12, the splash disc 3 slides on the sliding rod 20, a plurality of jacks 21 are uniformly distributed on one side of the sliding rod 20 away from the threaded pipe 1, a limiting hole 22 (refer to fig. 4) is arranged on the side wall of the fixing rod 5, and a limiting bolt 23 respectively inserted into the limiting hole 22 and the jacks 21 is arranged on the side wall of the fixing rod 5; both ends of the limit bolt 23 are provided with connection holes 24 (refer to fig. 4), and the limit bolt 23 is provided with an elastic cotter pin 25 (refer to fig. 4) inserted into the connection holes 24; utilize two slide rods 20 to support splash box 3 and slide, increase the stability that splash box 3 slided, thereby splash box 3 can be stable hold the water and with the water spill.

Referring to fig. 2, mounting grooves 46 are formed in both one side of the stepped seat 42 away from the threaded pipe 1 and the side wall of the fixing rod 5, and both ends of the glass tube 6 are mounted in the two mounting grooves 46 respectively; during installation, the sliding rod 20 is inserted into the positioning hole 12, the splash disc 3 and the sealing plug 4 are installed on the sliding rod 20, the sealing plug 4 is inserted into the threaded pipe 1, one end of the glass pipe 6 is installed in the installation groove 46 of the step seat 42, the fixing rod 5 is installed on the sliding rod 20, the other end of the glass pipe 6 is installed in the installation groove 46 of the fixing rod 5, the limiting bolt 23 is inserted into the limiting hole 22 (refer to fig. 4) and the insertion hole 21, and then the elastic split pin 25 (refer to fig. 4) is inserted into the connecting hole 24 (refer to fig. 4), so that the glass pipe 6 can be installed conveniently and quickly.

The implementation principle of the above embodiment is as follows: when catching fire after, heat transfer to near the shower nozzle, because glass pipe 6 is located the below of shower nozzle, and do not have around the glass pipe 6 and shelter from, so the liquid in the glass pipe 6 can sense the temperature and bump the back of bursting by the very first time, sealing plug 4 and splash plate 3 lose the support, water in the screwed pipe 1 is washed sealing plug 4 and splash plate 3 open, splash plate 3 slides to dead lever 5 along support 2, water sprays on splash plate 3 and spills, put out a fire to the flame, with this can in time put out a fire to the flame, reduce the time difference of 6 induced temperature of glass pipe, reduce the possibility that the conflagration emergence was spread.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a be applied to fire extinguishing system's spray set which characterized in that: the water supply device comprises a threaded pipe (1) connected with a water supply branch pipe, a support (2) is arranged at one end, far away from the water supply branch pipe, of the threaded pipe (1), a splash disc (3) is connected to the support (2) in a sliding mode, a sealing plug (4) used for sealing the threaded pipe (1) is arranged on the splash disc (3), one end, far away from the threaded pipe (1), of the support (2) is connected with a fixing rod (5), a glass tube (6) is arranged between the fixing rod (5) and the splash disc (3), two symmetrically-arranged positioning holes (12) are formed in one side, close to the splash disc (3), of the threaded pipe (1), the support (2) comprises a sliding rod (20) inserted into the positioning holes (12), the splash disc (3) slides on the sliding rod (20), and a plurality of insertion holes (21) are uniformly distributed in one side, far away from the threaded pipe (1), of the sliding rod (20), the side wall of the fixing rod (5) is provided with a limiting hole (22), and the side wall of the fixing rod (5) is provided with a limiting bolt (23) which is inserted into the limiting hole (22) and the jack (21) respectively.

2. The sprinkler device applied to a fire fighting system according to claim 1, characterized in that: the sealing plug is characterized in that an annular sealing groove (40) is formed in the peripheral wall of the sealing plug (4), a sealing ring (41) is arranged in the sealing groove (40), and the sealing ring (41) is abutted to the inner side wall of the threaded pipe (1).

3. The sprinkler device applied to a fire fighting system according to claim 1, characterized in that: one side of the splash disc (3) far away from the threaded pipe (1) is provided with a through groove (30), the bottom wall of the through groove (30) is provided with a through hole (31), the aperture of the through hole (31) is smaller than that of the through groove (30), one side of the sealing plug (4) extending out of the threaded pipe (1) is provided with a step seat (42) inserted into the through groove (30) and the through hole (31), and the side wall of the step seat (42) is tightly abutted to the end wall of the threaded pipe (1).

4. The sprinkler device applied to a fire fighting system according to claim 3, characterized in that: screwed pipe (1) is close to one side of ladder seat (42) is equipped with annular groove (10), be equipped with ring channel (43) on the lateral wall of ladder seat (42), the equipartition has a plurality of spring (44) on the groove diapire of ring channel (43), the one end that ring channel (43) were kept away from in spring (44) is equipped with ring block (45), the one end that spring (44) were kept away from in ring block (45) stretches into annular groove (10) and supports tightly on the tank bottom wall of annular groove (10).

5. The sprinkler device applied to a fire fighting system according to claim 4, characterized in that: and a sealing ring (11) is arranged on the wall of the groove bottom of the annular groove (10), and the ring block (45) is abutted against the sealing ring (11).

6. The sprinkler device applied to a fire fighting system according to claim 1, characterized in that: both ends of the limiting bolt (23) are provided with connecting holes (24), and the limiting bolt (23) is provided with an elastic split pin (25) inserted into the connecting holes (24).

7. The sprinkler device applied to a fire fighting system according to claim 3, characterized in that: one side of the stepped seat (42) far away from the threaded pipe (1) and the side wall of the fixing rod (5) are respectively provided with a mounting groove (46), and two ends of the glass pipe (6) are respectively mounted in the two mounting grooves (46).