CN213220664U

CN213220664U - Fire-fighting safety nozzle for building

Info

Publication number: CN213220664U
Application number: CN202021706048.1U
Authority: CN
Inventors: 滕天祥; 黄喜友; 蔡小平
Original assignee: Nanjing Tianyi Fire Engineering Co ltd
Current assignee: Nanjing Tianyi Fire Engineering Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-05-18
Anticipated expiration: 2030-08-14

Abstract

The application relates to a fire-fighting safety nozzle for buildings, which relates to a fire-fighting nozzle, and comprises a threaded pipe connected with a water supply pipe, a sealing plug for sealing the threaded pipe and a positioning frame arranged on the threaded pipe, wherein one side of the positioning frame, which is far away from the threaded pipe, is provided with a positioning rod; a support rod is arranged on one side of the sealing plug, which is far away from the threaded pipe, a splash disc which slides on the positioning frame is arranged on the support rod, and a glass pipe is arranged between the support rod and the positioning rod; when catching fire, the temperature transmits to shower nozzle department, and the intraductal liquid of glass expands and bursts after sensing the temperature at first, and the bracing piece loses the support, and the sealing plug drops from the screwed pipe, splashes the dish and slides downwards, and the water in the water supply pipe is followed the screwed pipe blowout and is flown out along the splashed dish to can in time spray water to the flame and put out a fire, be favorable to reducing the conflagration because the time difference produces the possibility of stretching, reduce the possibility of taking place great conflagration.

Description

Fire-fighting safety nozzle for building

Technical Field

The application relates to a fire control shower nozzle especially relates to a building is with fire control safety shower nozzle of putting out a fire.

Background

The fire sprinkler head is used for a fire sprinkler system, when a fire disaster occurs, water is sprinkled out through the sprinkler head water splashing disc to extinguish the fire, the drooping type sprinkler head is the most widely used sprinkler head, the drooping type sprinkler head is installed on a water supply pipe, the sprinkling shape is of a parabolic shape, and 80-100% of the total water volume is sprayed to the ground. The working principle is as follows: when a fire disaster occurs, the temperature sensing element, namely the glass tube is heated and broken, the nozzle seat falls down, water in the water supply pipe is sprayed to the nozzle and finally falls down along the anti-splashing disc, and therefore the fire disaster is controlled and extinguished. The drooping type spray head is mainly used for protecting light, medium and serious danger level buildings such as restaurants, hotels, shops, commercial buildings, warehouses, factory buildings and the like.

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.

Aiming at the related technology, when the fire source is in the area near the right lower part of the fire-fighting nozzle, as the splash pan is positioned below the glass tube and gathers upwards to block the glass tube, the heat of the fire source needs to be conducted to the splash pan firstly and then to the glass tube, and the heat conduction generates a certain time difference, however, the great harm caused by the fire is often in the moment, and the great fire accident is easy to cause and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of the time difference of heat conduction for the glass pipe, this application provides a fire control safety shower nozzle for building.

The application provides a fire control safety shower nozzle that puts out a fire for building adopts following technical scheme:

a fire-fighting safety nozzle for buildings comprises a threaded pipe connected with a water supply pipe, a sealing plug for sealing the threaded pipe and a positioning frame arranged on the threaded pipe, wherein a positioning rod is arranged on one side of the positioning frame away from the threaded pipe;

one side of the sealing plug, which is far away from the threaded pipe, is provided with a supporting rod, the supporting rod is provided with a splashing disc which slides on the positioning frame, and a glass pipe is arranged between the supporting rod and the positioning rod.

Through adopting above-mentioned technical scheme, when catching fire, the temperature transmits to shower nozzle department, and the intraductal liquid of glass expands and bursts after sensing the temperature at first, and the bracing piece loses the support, and the sealing plug drops from the screwed pipe, and the dish that splashes slides downwards, and the water in the water supply pipe is spun from the screwed pipe and is flown out along the dish that splashes to can in time spray water to the flame and put out a fire, be favorable to reducing the conflagration because the time difference produces the possibility of stretching, reduce the possibility of taking place great conflagration.

Preferably, one side of the threaded pipe close to the splash plate is provided with an abutting spring, and one side of the abutting spring far away from the threaded pipe abuts against the splash plate.

Through adopting above-mentioned technical scheme, after the glass pipe bursts, the sealing plug loses the support, and the conflict spring resets, will fly the splash disk and pass to locating lever one side, and then drive the sealing plug and break away from the screwed pipe to this speed that can increase the sealing plug and break away from the screwed pipe, thereby can in time put out a fire, reduce the possibility that the conflagration emergence was spread.

Preferably, the screwed pipe is equipped with the safety cover near one side of contradicting the spring, the contradicting spring is located the safety cover, the safety cover extends to the splash set and with splash set contact.

Through adopting above-mentioned technical scheme, utilize the safety cover protection conflict spring, be favorable to reducing the conflict spring and take place to fall the ash or reduce the conflict spring and wet, lead to the possibility that conflict spring became invalid.

Preferably, one end of the support rod, which is far away from the sealing plug, is provided with a support ring, and the side wall of the positioning rod is provided with a ring groove for inserting the support ring.

Through adopting above-mentioned technical scheme, after the glass pipe bursts, the sealing plug breaks away from the screwed pipe, and the bracing piece moves down and falls on the locating lever, utilizes the support ring to insert in the annular, thereby the dish that splashes can fall on the locating lever, thereby the dish that splashes can be stable accept water, be favorable to the dish that splashes stable with water spill to the flame.

Preferably, a sealing groove is formed in the side wall of the sealing plug, a sealing strip is arranged in the sealing groove, and the sealing strip is abutted to the inner side wall of the threaded pipe.

Through adopting above-mentioned technical scheme, utilize the sealing strip to contradict with the inside wall of screwed pipe, be favorable to increasing the sealing plug between screwed pipe and the sealing plug, reduce the possibility that takes place to leak.

Preferably, a through hole for the positioning frame to pass through is formed in the splash plate, a roller is rotatably arranged on the hole wall of the through hole, and a sliding groove for the roller to slide is formed in the positioning frame.

Through adopting above-mentioned technical scheme, when the splash pan moves down along the locating rack, utilize the gyro wheel to move down along the spout, thereby the splash pan can stably move down along the locating rack, reduces the possibility that the splash pan takes place the card pause on the locating rack.

Preferably, a connecting rod is arranged on one side of the positioning frame, which is close to the positioning rod, and a locking block is rotatably connected to one side of the connecting rod, which is far away from the positioning frame;

and a connecting ring is arranged on one side of the positioning rod, which is close to the positioning frame, and a through groove for the locking block and the connecting rod to pass through is formed in the side wall of the connecting ring.

Through adopting above-mentioned technical scheme, when installing glass pipe, install one side of glass pipe on the bracing piece, the opposite side is installed on the locating lever, passes logical groove with locking block and connecting rod simultaneously, rotates the locking block again to can take the go-between on the locking block, with this installation glass pipe that can convenient and fast.

Preferably, one side of the connecting ring, which is close to the positioning rod, is provided with a groove, the bottom wall of the groove is provided with a supporting spring, one end of the supporting spring, which is far away from the bottom wall of the groove, is provided with an insertion block, and the side wall of the locking block is provided with a jack for inserting the insertion block.

Through adopting above-mentioned technical scheme, when rotating the locking piece, the inserted block receives during the extrusion withdrawal recess, and supporting spring pressurized holds power, and when jack on the locking piece aligns with the recess, supporting spring inserts the inserted block in the recess to this can increase the installation stability of locating lever on the locating rack.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a fire disaster occurs, liquid in the glass tube firstly senses temperature, expands and bursts, the supporting rod loses support, the sealing plug falls off from the threaded pipe, the splashing disc moves downwards along the positioning frame, water escapes from the threaded pipe along the water supply pipe, falls on the splashing disc and is sprinkled to the fire, so that the fire can be timely sprayed with water to extinguish the fire, the possibility of spreading the fire due to time difference is reduced, and the possibility of generating a larger fire disaster is favorably reduced;

2. the splash disc is pushed towards one side of the positioning rod by the abutting spring, so that the moving speed of the splash disc is increased, the speed of the sealing plug separating from the threaded pipe is increased, and the flame is sprayed with water to extinguish fire in time;

3. utilize the support ring to insert in the annular, increase the stability of bracing piece on the locating lever to can increase the stability of splash set on the locating lever, thereby the dish that splashes can be stable spills rivers.

Drawings

Fig. 1 is a schematic structural diagram of a fire-fighting safety nozzle for buildings according to an embodiment of the present application.

Fig. 2 is an exploded view of the slide and positioning rods of fig. 1.

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

Description of reference numerals: 1. a threaded pipe; 10. against the spring; 11. a protective cover; 12. a ring plate; 2. a sealing plug; 20. a sealing groove; 21. a sealing strip; 3. a positioning frame; 30. a slide bar; 31. a chute; 32. a connecting rod; 33. a locking block; 34. a jack; 4. positioning a rod; 40. a ring groove; 41. a connecting ring; 42. a through groove; 43. a groove; 44. a support spring; 45. inserting a block; 5. a support bar; 50. a support ring; 51. mounting grooves; 6. a splash plate; 60. a through hole; 61. a roller; 7. a glass tube.

Detailed Description

The embodiment of the application discloses a fire-fighting safety nozzle for buildings.

Referring to fig. 1 and 2, a fire-fighting safety nozzle for buildings comprises a threaded pipe 1 connected to a water supply pipe (not shown in the drawings) and a sealing plug 2 for sealing the threaded pipe 1, wherein a sealing groove 20 is formed on the side wall of the sealing plug 2, a sealing strip 21 is arranged in the sealing groove 20, and the sealing strip 21 is abutted against the inner side wall of the threaded pipe 1; the sealing strip 21 is abutted against the inner side wall of the threaded pipe 1, so that the sealing property between the sealing plug 2 and the threaded pipe 1 is increased; a ring plate 12 which is contacted with the end wall of the threaded pipe 1 is arranged on one side of the sealing plug 2 extending out of the threaded pipe 1; it is advantageous to increase the sealing between the sealing plug 2 and the threaded tube 1.

Referring to fig. 1 and 2, a support rod 5 is arranged on one side of the ring plate 12 away from the sealing plug 2, a positioning frame 3 is arranged on one side of the threaded pipe 1 close to the support rod 5, the positioning frame 3 comprises two sliding rods 30 arranged on the end wall of the threaded pipe 1, one sides of the two sliding rods 30 away from the threaded pipe 1 are connected with a positioning rod 4 together, a splash plate 6 sliding on the sliding rods 30 is arranged on the support rod 5, a glass tube 7 is arranged between the support rod 5 and the positioning rod 4 and below the splash plate 6, and mounting grooves 51 for mounting the glass tube 7 are arranged on opposite side walls of the support rod 5 and the positioning rod 4; when catching fire, the liquid in the glass pipe 7 senses the temperature and takes place the inflation and explode and split, bracing piece 5 loses the support, thereby bracing piece 5 takes splash pan 6 to move down, sealing plug 2 breaks away from screwed pipe 1, water in the water supply pipe is spout from screwed pipe 1, water falls on splash pan 6 and spills to the flame, because glass pipe 7 sets up in the below that flies splash pan 6, so in time sense the temperature, thereby can in time carry out the water spray to the flame and put out a fire, be favorable to reducing the conflagration because the time difference produces the possibility of stretching, be favorable to reducing the possibility of taking place great conflagration.

Referring to fig. 2 and 3, a connecting rod 32 is disposed on one side of the sliding rod 30 close to the positioning rod 4 and along the axial direction of the sliding rod, a locking block 33 is rotatably connected to one side of the connecting rod 32 far from the positioning frame 3, and an insertion hole 34 is disposed on one side of the locking block 33 close to the connecting rod 32.

Referring to fig. 2 and 3, two connecting rings 41 are arranged on one side of the positioning rod 4 close to the sliding rod 30, a groove 43 is arranged on one side of the connecting ring 41 facing the positioning rod 4, the groove 43 is arranged on one side of the connecting ring 41 close to the positioning rod 4, a supporting spring 44 is arranged on the bottom wall of the groove 43, an inserting block 45 inserted into the inserting hole 34 is arranged at one end of the supporting spring 44 far away from the bottom wall of the groove 43, the connecting ring 41 is arranged opposite to the sliding rod 30, and a through groove 42 for the locking block 33 and the connecting rod 32 to pass through is arranged on one side of the; when the glass tube 7 is installed, the splash disc 6 is sleeved on the sliding rod 30, the sealing plug 2 is inserted into the threaded tube 1, two ends of the glass tube 7 are respectively installed in the installation grooves 51 of the positioning rod 4 and the supporting rod 5, the locking block 33 and the connecting rod 32 are inserted into the through groove 42, the locking block 33 is rotated, the inserting block 45 is extruded, the supporting spring 44 is compressed into the groove 43, after the locking block 33 meets the inserting hole 34, the supporting spring 44 inserts the inserting block 45 into the inserting hole 34, and therefore the glass tube 7 can be conveniently and quickly installed on the supporting rod 5 and the positioning rod 4.

Referring to fig. 2 and 3, after the glass tube 7 bursts, the positioning rod 4 is removed, a new glass tube 7 is installed in the installation groove 51, and then the positioning rod 4 is installed, so that the spray head can be reused.

Referring to fig. 2, a protective cover 11 is disposed on a side of the threaded pipe 1 close to the splash plate 6, the protective cover 11 is disposed on a side of the sliding rod 30 away from the positioning rod 4, and a side of the protective cover 11 away from the threaded pipe 1 contacts the splash plate 6.

Referring to fig. 2, an abutting spring 10 is arranged on one side of the threaded pipe 1 close to the splash plate 6, the abutting spring 10 is located between the protective cover 11 and the sliding rod 30, and one side of the abutting spring 10 far away from the threaded pipe 1 abuts against the splash plate 6; after catching fire, the glass tube 7 bursts, and the bracing piece 5 loses the support, and contradicts spring 10 and resets, will fly splash disk 6 to keeping away from locating lever 4 one side and pass to this moving speed that can increase the splash disk 6 removal increases the speed that sealing plug 2 breaks away from screwed pipe 1, further reduces the conflagration because the time difference produces the possibility of stretching, reduces the possibility that takes place great conflagration.

Referring to fig. 2, a support ring 50 is arranged at one end of the support rod 5 away from the sealing plug 2, an annular groove 40 into which the support ring 50 is inserted is arranged on the side wall of the positioning rod 4, and an installation groove 51 on the positioning rod 4 is arranged on the bottom wall of the annular groove 40; when conflict spring 10 will fly splash disk 6 and pass to locating lever 4 one side, support ring 50 inserts in the annular 40, thereby it falls on locating lever 4 to splash disk 6 to this can increase the stability of flying splash disk 6 on locating lever 4, thereby water can be stable along the 6 spills of flying splash disk to the flame.

Referring to fig. 2, a through hole 60 for the positioning frame 3 to pass through is formed in the splash plate 6, a roller 61 is rotatably arranged on the hole wall of the through hole 60, and a sliding groove 31 for the roller 61 to slide is formed in the positioning frame 3; when the splash plate 6 moves, the rollers 61 slide in the sliding grooves 31, so that the possibility of jamming when the splash plate 6 moves downwards is reduced, and the stability of downward movement of the splash plate 6 is improved.

The implementation principle of the fire-fighting safety nozzle for the building in the embodiment of the application is as follows: when the conflagration, because glass pipe 7 is located the below that flies splash box 6, so liquid in the glass pipe 7 senses the temperature earlier and takes place the inflation and explode, bracing piece 5 loses the back of supporting, sealing plug 2 drops from screwed pipe 1, splash box 6 moves down along locating rack 3, thereby water is spout from screwed pipe 1, and then fall on flying splash box 6 and spill to the flame, 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, be favorable to reducing the possibility of taking place great conflagration.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire control safety shower nozzle of putting out a fire for building which characterized in that: the water supply device comprises a threaded pipe (1) connected with a water supply pipe, a sealing plug (2) used for sealing the threaded pipe (1) and a positioning frame (3) arranged on the threaded pipe (1), wherein a positioning rod (4) is arranged on one side, far away from the threaded pipe (1), of the positioning frame (3);

one side of the sealing plug (2) far away from the threaded pipe (1) is provided with a support rod (5), the support rod (5) is provided with a splash disc (6) which slides on the positioning frame (3), and a glass pipe (7) is arranged between the support rod (5) and the positioning rod (4).

2. A fire fighting safety sprinkler for buildings according to claim 1, characterized in that: one side of the threaded pipe (1) close to the splash plate (6) is provided with an abutting spring (10), and one side of the abutting spring (10) far away from the threaded pipe (1) abuts against the splash plate (6).

3. A fire-fighting safety nozzle for buildings according to claim 2, characterized in that: threaded pipe (1) is close to one side of contradicting spring (10) and is equipped with safety cover (11), contradict spring (10) and be located safety cover (11), safety cover (11) extend to splash set (6) and with splash set (6) contact.

4. A fire fighting safety sprinkler for buildings according to claim 1, characterized in that: and a support ring (50) is arranged at one end of the support rod (5) far away from the sealing plug (2), and a ring groove (40) for inserting the support ring (50) is formed in the side wall of the positioning rod (4).

5. A fire fighting safety sprinkler for buildings according to claim 1, characterized in that: be equipped with seal groove (20) on the lateral wall of sealing plug (2), be equipped with sealing strip (21) in seal groove (20), sealing strip (21) are contradicted with the inside wall of screwed pipe (1).

6. A fire fighting safety sprinkler for buildings according to claim 1, characterized in that: the splash plate (6) is provided with a through hole (60) for the positioning frame (3) to pass through, the hole wall of the through hole (60) is rotatably provided with a roller (61), and the positioning frame (3) is provided with a sliding groove (31) for the roller (61) to slide.

7. A fire fighting safety sprinkler for buildings according to claim 1, characterized in that: a connecting rod (32) is arranged on one side of the positioning frame (3) close to the positioning rod (4), and a locking block (33) is rotatably connected to one side of the connecting rod (32) far away from the positioning frame (3);

one side of the positioning rod (4) close to the positioning frame (3) is provided with a connecting ring (41), and the side wall of the connecting ring (41) is provided with a through groove (42) for the locking block (33) and the connecting rod (32) to pass through.

8. A fire fighting safety sprinkler for buildings according to claim 7, characterized in that: one side that go up ring (41) is close to locating lever (4) is equipped with recess (43), be equipped with supporting spring (44) on the tank bottom wall of recess (43), the one end that recess (43) groove diapire was kept away from in supporting spring (44) is equipped with inserted block (45), be equipped with on the lateral wall of locking block (33) and supply inserted block (45) male jack (34).