CN216022841U - Nozzle for cabinet type heptafluoropropane fire extinguishing device - Google Patents
Nozzle for cabinet type heptafluoropropane fire extinguishing device Download PDFInfo
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- CN216022841U CN216022841U CN202122235096.8U CN202122235096U CN216022841U CN 216022841 U CN216022841 U CN 216022841U CN 202122235096 U CN202122235096 U CN 202122235096U CN 216022841 U CN216022841 U CN 216022841U
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- spray head
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Abstract
The utility model discloses a nozzle for a cabinet type heptafluoropropane fire extinguishing device, which relates to the technical field of fire-fighting equipment and comprises an installation cylinder, a spray head, a connecting flange and a connecting pipe, wherein a chute is formed in the installation cylinder, the spray head is slidably installed in the chute, a side groove is formed in the front end of the chute, a pair of baffles are rotatably installed on the surface of the side groove, the baffles are shielded on the surface of the side groove under the action of a connecting spring to realize the protection of the spray head, the phenomenon that dust is blocked in a liquid discharge hole in the storage process of the spray head is effectively avoided, the normal work of the spray head is ensured, meanwhile, a pair of air guide cavities are formed in the side wall of the chute, liquid inlet holes of the spray head are formed in two sides, the spray head is pushed to horizontally move by high-pressure liquid heptafluoropropane to stretch out the spray head in the fire extinguishing process, and the right side ends of the liquid inlet holes and the air guide cavities are communicated together, at the moment, the high-pressure liquid heptafluoropropane enters the spray head through the air guide cavity, so that the fire extinguishing operation can be carried out, and the operation is more convenient.
Description
Technical Field
The utility model relates to the technical field of fire-fighting equipment, in particular to a nozzle for a cabinet type heptafluoropropane fire extinguishing device.
Background
The cabinet type heptafluoropropane fire extinguishing apparatus is one with bottle group, pipeline, nozzle, pressure signal device, solenoid valve and other parts inside the cabinet. To the protection zone of different areas, its fire extinguishing bottle group, the cabinet body of optional different models, its area is few, and fire extinguishing efficiency is high, fast.
The low-temperature low-pressure atomizing nozzle for the existing liquid heptafluoropropane fire extinguishing agent improves the atomizing performance, and in order to enlarge the range, a plurality of groups of liquid discharge holes are often formed in the surface of the nozzle, and the nozzle for the existing cabinet type heptafluoropropane fire extinguishing device is often exposed, so that in the storage process, external dust is easily blocked in the liquid discharge holes of the nozzle, the liquid spraying efficiency of the nozzle is greatly reduced, the fire extinguishing efficiency is reduced, and therefore the problem is solved by providing the nozzle for the cabinet type heptafluoropropane fire extinguishing device.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a nozzle for a cabinet type heptafluoropropane fire extinguishing device, wherein a spray head is accommodated in an installation cylinder, so that external dust is effectively prevented from entering a liquid discharging hole, and the normal liquid discharging of the spray head is ensured.
In order to achieve the purpose, the utility model provides the following technical scheme: including an installation section of thick bamboo, the shower nozzle, flange and connecting pipe, the spout has been seted up to the inside of an installation section of thick bamboo, wherein shower nozzle slidable mounting is in the spout, fixed mounting has flange on the left side wall of an installation section of thick bamboo simultaneously, and flange keeps away from fixed mounting has the connecting pipe on the lateral wall of an installation section of thick bamboo, wherein connecting pipe and spout intercommunication are in the same place, thereby switch on extinguishing device and spout together, the symmetry is provided with a pair of air guide chamber on the both sides wall of spout simultaneously, the air guide chamber sets up to the arch bridge form, and switch on together in both ends of air guide chamber and the front and back both ends of spout, the shower nozzle sets up to the cylinder that both ends are sealed simultaneously, and the shower nozzle is close to the symmetry on the air guide chamber lateral wall and has seted up a pair of feed liquor hole, the diameter in feed liquor hole and air guide chamber is the same.
As a further scheme of the utility model: a side groove is formed in one side wall, away from the connecting flange, of the mounting cylinder, a pair of baffles is rotatably mounted on the side wall of the end portion of the side groove, a connecting spring is connected to the inner wall of each baffle, the other end of the connecting spring is mounted on the inner wall of the side groove, a positioning rod is fixedly mounted on one side wall, close to the baffles, of the side groove, and the end portion of the positioning rod is in contact with the inner wall of each baffle.
As a further scheme of the utility model: the utility model discloses a shower nozzle, including shower nozzle and connecting flange, the shower nozzle is close to fixed mounting on connecting flange's a lateral wall and has telescopic connecting rod, telescopic connecting rod's the other end fixed mounting on the lateral wall of spout to telescopic connecting rod's outside cover is equipped with reset spring, and reset spring's both ends fixed mounting is on the lateral wall of shower nozzle and spout, and reset spring's the outside is provided with the telescopic tube simultaneously, and telescopic tube's both ends fixed mounting is on the lateral wall of shower nozzle and spout.
As a further scheme of the utility model: a pair of limiting blocks is fixedly mounted on the side wall, close to the liquid inlet hole, of the spray head, a pair of limiting grooves is symmetrically formed in the inner wall of the sliding groove, the limiting blocks are slidably mounted in the limiting grooves, and the diameters of the limiting grooves are the same as the distance from the liquid inlet hole to the right side end of the air guide cavity.
As a still further scheme of the utility model: one side wall of the spray head, which is far away from the connecting flange, is arranged into a circular truncated cone shape, wherein the diameter of the right side end part of the spray head is smaller than that of the left side end part of the spray head, and a plurality of groups of liquid discharge holes are formed in the side wall of the circular truncated cone.
Due to the adoption of the technical scheme, the utility model has the following advantages: the utility model is provided with an installation cylinder, wherein the installation cylinder is internally provided with a chute, a spray head is arranged in the chute in a sliding way, and the front end of the sliding chute is provided with a side groove, the surface of the side groove is rotatably provided with a pair of baffles, the baffles are shielded on the surface of the side groove under the action of the connecting spring, the protection of the spray head is realized, the phenomenon that dust is blocked in the liquid discharge hole in the storage process of the spray nozzle is effectively avoided, the normal work of the spray nozzle is ensured, meanwhile, the side wall of the chute is provided with a pair of air guide cavities, and the liquid inlet holes of the spray head are arranged at two sides, in the process of fire extinguishing, the spray head is pushed to move horizontally by high-pressure liquid heptafluoropropane to extend out the spray head, when the right side end of the liquid inlet hole and the right side end of the air guide cavity are communicated together, the high-pressure liquid heptafluoropropane enters the spray head through the air guide cavity at the moment, the fire extinguishing operation can be carried out, the operation is more convenient, and the practicability of the device is greatly increased.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the showerhead of the present invention.
Fig. 3 is a partial enlarged view of the present invention at a.
FIG. 4 is a schematic view of a showerhead of the present invention.
As shown in the figure: 1. the installation device comprises an installation barrel, 2, a spray head, 3, a connecting flange, 4, a connecting pipe, 5, a baffle plate, 6, a side groove, 7, a sliding groove, 8, an air guide cavity, 9, a liquid inlet hole, 10, a limiting groove, 11, a limiting block, 12, a connecting spring, 13, a positioning rod, 14, a liquid discharge hole, 15, a telescopic connecting rod, 16, a reset spring, 17 and a telescopic sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the present invention, a nozzle for a cabinet type heptafluoropropane fire extinguishing apparatus includes an installation cylinder 1, a nozzle 2, a connecting flange 3 and a connecting pipe 4, a chute 7 is disposed inside the installation cylinder 1, wherein the nozzle 2 is slidably installed in the chute 7, the connecting flange 3 is fixedly installed on the left side wall of the installation cylinder 1, the connecting pipe 4 is fixedly installed on the side wall of the connecting flange 3 away from the installation cylinder 1, the connecting pipe 4 and the chute 7 are communicated together, so as to conduct the fire extinguishing apparatus and the chute 7 together, a pair of air guide chambers 8 are symmetrically disposed on the two side walls of the chute 7, the air guide chambers 8 are arranged in an arch bridge shape, the two ends of the air guide chambers 8 are communicated with the front and rear ends of the chute 7, the nozzle 2 is provided as a cylinder with two sealed ends, and a pair of liquid inlet holes 9 are symmetrically disposed on the side wall of the nozzle 2 close to the air guide chambers 8, the diameter of feed liquor hole 9 and air guide chamber 8 is the same, under initial condition, feed liquor hole 9 and air guide chamber 8 stagger each other, when beginning the operation of putting out a fire, high-pressure liquid seven fluorine propane passes through in connecting pipe 4 gets into spout 7, because feed liquor hole 9 and air guide chamber 8 stagger each other, the right side end of air guide chamber 8 is stopped up to the lateral wall of shower nozzle 2 this moment, and because the left side end of shower nozzle 2 is sealed form, shower nozzle 2 carries out horizontal motion under the impact of high-pressure liquid seven fluorine propane when this, stretch out shower nozzle 2 from the front end of spout 7, when feed liquor hole 9 and air guide chamber 8's right side end intercommunication are in the same place, high-pressure liquid seven fluorine propane passes through air guide chamber 8 entering shower nozzle 2 this moment, can put out a fire operation.
Wherein, a side groove 6 is opened in a side wall of the mounting cylinder 1 far away from the connecting flange 3, wherein a pair of baffles 5 are rotatably installed on a side wall of the end part of the side groove 6, the shielding sealing of the side groove 6 is completed through the baffles 5, meanwhile, the inner wall of the baffle 5 is connected with a connecting spring 12, the other end of the connecting spring 12 is installed on the inner wall of the side groove 6, a side wall of the side groove 6 close to the baffles 5 is fixedly provided with a positioning rod 13, the end part of the positioning rod 13 is contacted with the inner wall of the baffle 5, thereby ensuring that the baffle 5 shields the surface of the side groove 6, and avoiding the baffle 5 from damaging the surface of the spray head 2 in the recovery process.
Wherein, fixed mounting has telescopic link 15 on the lateral wall that shower nozzle 2 is close to flange 3, telescopic link 15's other end fixed mounting is on the lateral wall of spout 7, and telescopic link 15's outside cover is equipped with reset spring 16, reset spring 16's both ends fixed mounting is on shower nozzle 2 and spout 7's lateral wall, reset spring 16's the outside is provided with telescopic tube 17 simultaneously, telescopic tube 17's both ends fixed mounting is on shower nozzle 2 and spout 7's lateral wall, protect reset spring 16 through telescopic tube 17, after putting out a fire and accomplishing, shower nozzle 2 resumes to initial position under reset spring 16's effect, it is more convenient to operate.
Preferably, a pair of limiting blocks 11 are fixedly mounted on the side wall of the spray head 2 close to the liquid inlet hole 9, a pair of limiting grooves 10 are symmetrically formed in the inner wall of the sliding groove 7, the limiting blocks 11 are slidably mounted in the limiting grooves 10, the diameter of the limiting grooves 10 is the same as the distance from the liquid inlet hole 9 to the right side end of the air guide cavity 8, the liquid inlet hole 9 and the right side end of the air guide cavity 8 are communicated together through the sliding of the limiting blocks 11 in the limiting grooves 10, and the phenomenon of dislocation in the fire extinguishing process is avoided.
Preferably, a side wall of the spray head 2, which is far away from the connecting flange 3, is set to be in a circular truncated cone shape, wherein the diameter of the right side end of the spray head 2 is smaller than the diameter of the left side end of the spray head 2, and a plurality of groups of liquid discharge holes 14 are formed in the side wall of the circular truncated cone, so that the liquid discharge holes 14 are obliquely arranged, and the spraying range of the liquid heptafluoropropane is wider.
According to the above preferred embodiment provided by the present invention, the working principle of the present invention is as follows: firstly, a connecting pipe 4 and an exhaust pipe of a fire extinguishing device are connected together through a connecting flange 3, the installation of the device is completed, in the fire extinguishing process, the fire extinguishing device is opened, high-pressure liquid heptafluoropropane enters a chute 7 through the connecting pipe 4 to drive a spray head 2 to move towards the right side, the end part of the spray head 2 extends out of a side groove 7, under the action of a limiting block 11, a liquid inlet 9 and the right side end part of an air guide cavity 8 are communicated together, so that part of the high-pressure liquid heptafluoropropane is guided into the spray head 2 through the air guide cavity 8 and is sprayed out from a liquid discharge hole 14, the fire extinguishing operation is realized, after the fire extinguishing is completed, the fire extinguishing device is closed, at the moment, the liquid pressure in the chute 7 is less than the pressure of a reset spring 16, the spray head 2 is reset under the action of the reset spring 16, the end part of the spray head 2 is put into the side groove 6, and simultaneously, a baffle plate 5 is shielded on the surface of the side groove 6 under the action of the connecting spring 12, the realization is to the protection of shower nozzle 2, and the effectual nozzle of having avoided is depositing the in-process, and the normal work of nozzle has been guaranteed to the phenomenon that the dust jam is in the flowing back hole.
Claims (5)
1. The nozzle for the cabinet type heptafluoropropane fire extinguishing device comprises an installation cylinder (1), a spray head (2), a connecting flange (3) and a connecting pipe (4), and is characterized in that: a sliding groove (7) is arranged in the mounting cylinder (1), wherein the spray head (2) is slidably mounted in the sliding groove (7), meanwhile, the left side wall of the mounting cylinder (1) is fixedly provided with a connecting flange (3), and the side wall of the connecting flange (3) far away from the mounting cylinder (1) is fixedly provided with a connecting pipe (4), wherein the connecting pipe (4) is communicated with the chute (7) so as to conduct the fire extinguishing device with the chute (7), meanwhile, a pair of air guide cavities (8) are symmetrically arranged on the two side walls of the sliding chute (7), the air guide cavities (8) are arranged in an arch bridge shape, two ends of the air guide cavity (8) are communicated with the front end and the rear end of the sliding chute (7), the spray head (2) is arranged into a cylinder with two sealed ends, and the side wall of the spray head (2) close to the air guide cavity (8) is symmetrically provided with a pair of liquid inlet holes (9), and the diameters of the liquid inlet holes (9) and the air guide cavity (8) are the same.
2. The nozzle for a cabinet type heptafluoropropane fire extinguishing apparatus according to claim 1, wherein: a side groove (6) is formed in one side wall, far away from the connecting flange (3), of the mounting barrel (1), a pair of baffles (5) is rotatably mounted on the side wall of the end portion of the side groove (6), meanwhile, a connecting spring (12) is connected to the inner wall of each baffle (5), the other end of each connecting spring (12) is mounted on the inner wall of the side groove (6), a positioning rod (13) is fixedly mounted on one side wall, close to the baffles (5), of each side groove (6), and the end portion of each positioning rod (13) is in contact with the inner wall of each baffle (5).
3. The nozzle for a cabinet type heptafluoropropane fire extinguishing apparatus according to claim 1, wherein: fixed mounting has telescopic connecting rod (15) on shower nozzle (2) is close to a lateral wall of flange (3), the other end fixed mounting of telescopic connecting rod (15) is on the lateral wall of spout (7), and telescopic connecting rod's (15) outside cover is equipped with reset spring (16), the both ends fixed mounting of reset spring (16) is on the lateral wall of shower nozzle (2) and spout (7), the outside of reset spring (16) is provided with telescopic tube (17) simultaneously, the both ends fixed mounting of telescopic tube (17) is on the lateral wall of shower nozzle (2) and spout (7).
4. The nozzle for a cabinet type heptafluoropropane fire extinguishing apparatus according to claim 1, wherein: a pair of limiting blocks (11) are fixedly mounted on the side wall, close to the liquid inlet hole (9), of the spray head (2), a pair of limiting grooves (10) are symmetrically formed in the inner wall of the sliding groove (7), the limiting blocks (11) are slidably mounted in the limiting grooves (10), and the diameters of the limiting grooves (10) are the same as the distance from the liquid inlet hole (9) to the right side end of the air guide cavity (8).
5. The nozzle for a cabinet type heptafluoropropane fire extinguishing apparatus according to claim 1, wherein: one side wall of the spray head (2) far away from the connecting flange (3) is arranged to be in a round table shape, wherein the diameter of the right side end of the spray head (2) is smaller than that of the left side end of the spray head (2), and a plurality of groups of liquid discharge holes (14) are formed in the side wall of the round table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122235096.8U CN216022841U (en) | 2021-09-15 | 2021-09-15 | Nozzle for cabinet type heptafluoropropane fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122235096.8U CN216022841U (en) | 2021-09-15 | 2021-09-15 | Nozzle for cabinet type heptafluoropropane fire extinguishing device |
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| Publication Number | Publication Date |
|---|---|
| CN216022841U true CN216022841U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122235096.8U Active CN216022841U (en) | 2021-09-15 | 2021-09-15 | Nozzle for cabinet type heptafluoropropane fire extinguishing device |
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| CN (1) | CN216022841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115337568A (en) * | 2022-07-28 | 2022-11-15 | 山东鲁烟莱州印务有限公司 | Grouping type automatic fire extinguishing device of gravure printing machine |
-
2021
- 2021-09-15 CN CN202122235096.8U patent/CN216022841U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115337568A (en) * | 2022-07-28 | 2022-11-15 | 山东鲁烟莱州印务有限公司 | Grouping type automatic fire extinguishing device of gravure printing machine |
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