CN211423639U - Sealing structure between cabinet type gas fire extinguishing device nozzle and conveying pipeline - Google Patents
Sealing structure between cabinet type gas fire extinguishing device nozzle and conveying pipeline Download PDFInfo
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- CN211423639U CN211423639U CN202020069731.2U CN202020069731U CN211423639U CN 211423639 U CN211423639 U CN 211423639U CN 202020069731 U CN202020069731 U CN 202020069731U CN 211423639 U CN211423639 U CN 211423639U
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Abstract
The utility model relates to a sealing structure, and discloses a sealing structure between a cabinet type gas fire extinguisher nozzle and a conveying pipeline, which comprises a cabinet type fire extinguisher body with an open front side, wherein the upper part of the open side of the cabinet type fire extinguisher body is provided with a front panel, the surface of the front panel is provided with a hole, a fire fighting gas cylinder is arranged in the cabinet type fire extinguisher body and is fixedly connected with the inner wall of the cabinet type fire extinguisher body through a steel hoop, the hole is inserted with a nozzle, the surface of the nozzle is provided with a gas orifice, and the other side of the nozzle is provided with a cylindrical pin, the sealing structure between the cabinet type gas fire extinguisher nozzle and the conveying pipeline fixes the nozzle at the hole of the front panel of the cabinet body before the conveying pipeline is connected with the nozzle, so that the nozzle can be opened in different directions and set different apertures to adjust the distribution of fire extinguishing agent during spraying, the requirement of uniform concentration distribution in the asymmetric spraying space of the nozzle direction is met.
Description
Technical Field
The utility model relates to a sealing structure, in particular to a sealing structure between a cabinet type gas fire extinguishing device nozzle and a conveying pipeline.
Background
The nozzle of the existing cabinet type gas fire extinguishing device is connected with a section of conveying pipeline through threads and then connected with the outlet of a container valve of a fire extinguishing agent bottle group, and the nozzle must be firmly fixed on an opening of a front panel of a cabinet body so as to resist recoil generated when the fire extinguishing agent is sprayed.
In this kind of structure, the nozzle must firmly connect pipeline and keep sealed, in order to avoid spouting when putting fire extinguishing agent and produce the leakage at the connection site, these two positions generally use threaded connection, and because the trompil of nozzle and pipeline must adaptation front panel and fastening threaded connection spare, so the contact surface of the two must powerful sticis in order to realize sealedly, but can make the nozzle can't do the rotation adjustment like this, the trompil of nozzle can only even symmetrical arrangement, can't change the distribution of trompil according to actual space condition and equipment position, in order to reach the effect of spouting the even concentration distribution requirement in the space, and sign characters direction on the nozzle also can't adjust just, be unfavorable for discerning.
Therefore, a sealing structure between the nozzle and the conveying pipeline of the cabinet type gas fire extinguishing device is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a seal structure between cabinet type gas extinguishing device nozzle and pipeline possesses the asymmetric concentration distribution that satisfies the nozzle direction and requires advantages such as in the space of putting, has solved the problem that the background art provided.
(II) technical scheme
For the purpose that realizes the above-mentioned even concentration distribution requirement in the asymmetric jet space that satisfies the nozzle direction, the utility model provides a following technical scheme:
a sealing structure between a nozzle and a conveying pipeline of a cabinet type gas fire extinguishing device comprises a cabinet type fire extinguishing device body with an opening at the front side, a front panel is arranged at the upper part of the opening side of the cabinet type fire extinguishing device body, an opening is formed in the surface of the front panel, a fire fighting gas cylinder is placed in the cabinet type fire extinguishing device body and fixedly connected with the inner wall of the cabinet type fire extinguishing device body through a steel hoop, the nozzle is inserted in the opening, an air jet hole is formed in the surface of the nozzle, a cylindrical pin is arranged at the other side of the nozzle, the end part of the pin penetrates through the opening and extends into the cabinet type fire extinguishing device body, the pin and the front panel in the cabinet type fire extinguishing device body are connected through a fastener thread, the exhaust end of the fire fighting gas cylinder is communicated with the conveying pipeline, and one end of the conveying pipeline, the fixed cover in pipeline's the outside is equipped with the bearing, and one side of bearing rotate be connected with fastener assorted internal thread cover, be threaded connection between internal thread cover and the fastener.
Preferably, the radius of the plug pin is matched with the size of the opening, a plurality of convex strips are fixedly arranged on the circumferential side wall of the plug pin, and a groove matched with the convex strips is formed in the inner side wall of the opening.
Preferably, the quantity of recess and sand grip is two, and two sand grips and two recesses are respectively along the lateral wall of participating in and the inside wall symmetric distribution of trompil.
Preferably, the end pipe body of the conveying pipeline is inserted into an inner cavity of the nozzle, and a clearance fit which enables the nozzle and the conveying pipeline to be adjustable in the radial direction and the axial direction is adopted between the nozzle and the conveying pipeline.
Preferably, the fastener adopts a cable nut structure, and a metric fine thread connection is adopted between the cable nut and the nozzle, so that the nozzle is fastened on the front panel after being adjusted.
(III) advantageous effects
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this kind of seal structure between cabinet type gas extinguishing device nozzle and pipeline, through before pipeline is connected with the nozzle, fix the nozzle in the trompil department of cabinet body front panel, make the nozzle can be in the not equidirectional trompil and set for different apertures to distribution when adjustment fire extinguishing agent spouts, the even concentration distribution requirement in the asymmetric spray space of satisfying the nozzle direction.
2. This kind of seal structure between cabinet type gas extinguishing device nozzle and pipeline adjusts suitable position through radial rotation when the installation nozzle for sign characters direction can be just neatly done, conveniently discerns.
3. According to the sealing structure between the nozzle and the conveying pipeline of the cabinet type gas fire extinguishing device, by utilizing the jet principle, when the fire extinguishing agent is sprayed out from the conveying pipeline at a high speed, negative pressure is formed at the inlet of the nozzle due to the fact that surrounding air is entrained by jet flow, and therefore the fire extinguishing agent cannot leak at the connecting position.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the nozzle of the present invention;
fig. 3 is a schematic structural view of the front panel opening of the present invention.
In the figure: 1. a cabinet type fire fighting device body; 2. a front panel; 3. a fire-fighting gas cylinder; 4. a steel hoop; 5. a delivery conduit; 6. a nozzle; 7. a gas injection hole; 8. a fastener; 9. a bearing; 10. an internal thread sleeve; 11. a pin; 201. opening a hole; 2011. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, the sealing structure between the nozzle and the delivery pipe of the cabinet type gas fire extinguisher comprises a cabinet type fire extinguisher body 1 with an open front side, a front panel 2 is arranged on the upper portion of the open side of the cabinet type fire extinguisher body 1, an opening 201 is arranged on the surface of the front panel 2, a fire-fighting gas bottle 3 is arranged in the cabinet type fire extinguisher body 1, the fire-fighting gas bottle 3 is fixedly connected with the inner wall of the cabinet type fire extinguisher body 1 through a steel hoop 4, a nozzle 6 is inserted in the opening 201, an air jet hole 7 is arranged on the surface of the nozzle 6, a cylindrical pin 11 is arranged on the other side of the nozzle 6, the end of the pin 11 penetrates through the opening 201 and extends into the cabinet type fire extinguisher body 1, the radius of the pin 11 is matched with the size of the opening 201, the connection position is tightly connected, a plurality of raised lines are fixedly arranged on the circumferential side wall of the pin, the number of the grooves 2011 and the number of the convex strips are two, the two convex strips and the two grooves 2011 are symmetrically distributed along the side wall of the pin 11 and the inner side wall of the opening 201 respectively, when the convex strips and the grooves 2011 enable the positions of the two to be staggered, the side wall of the opening 201 can be guaranteed to be limited by the convex strips so that the pin 11 cannot be separated from the opening 201, the pin 11 in the cabinet type fire-fighting device body 1 is in threaded connection with the front panel 2 through a fastening piece 8, the fastening piece 8 is of a cable-nut structure, the cable-nut and the nozzle 6 are connected through a male fine thread, the nozzle is fastened on the front panel after being adjusted through connection, the exhaust end of the fire-fighting gas bottle 3 is communicated with a conveying pipeline 5, one end, far away from the fire-fighting gas bottle 3, of the conveying pipeline 5 penetrates through the opening 201 and is arranged in the nozzle 6, the end pipe body of the conveying pipeline 5 is inserted, the fixed cover in outside of pipeline 5 is equipped with bearing 9, and one side of bearing 9 rotates and is connected with the internal thread cover 10 with fastener 8 assorted, is threaded connection between internal thread cover 10 and the fastener 8.
The working principle is as follows: firstly, when an operator needs to install the nozzle 6, the convex strip on the pin 11 and the groove 2011 on the opening 201 are inserted into the opening 201 arranged on the surface of the front panel 2, the gas orifice 7 of the nozzle 6 is rotationally adjusted to point to meet the distribution requirement of the fire extinguishing agent sprayed, or the direction of the identification character is straightened, then the nut is screwed to fasten the nozzle 6, the end part of the conveying pipeline 5 is inserted into the inner cavity of the nozzle 6 to allow the inner cavity wall to be contacted, so that the nozzle 6 can be flexibly and smoothly adjusted in a telescopic way without generating acting force on the inner cavity of the nozzle 6, according to the jet principle, when the fire extinguishing agent is sprayed out through the conveying pipeline 5 at a high speed, the surrounding air at the inlet of the nozzle 6 is rolled by jet flow to form negative pressure, so that the fire extinguishing agent cannot leak at the connection position of the internal thread, and then the sleeve 10 is rotated along the bearing 9, so that the internal thread sleeve 10 is connected with, and further the position of the conveying pipeline 5 is fixed, and the mounting and fixing between the conveying pipeline 5 and the fastening piece 8 are realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The sealing structure between the nozzle of the cabinet type gas fire extinguishing device and the conveying pipeline comprises a cabinet type fire extinguishing device body (1) with an opening at the front side, a front panel (2) is arranged at the upper part of the opening side of the cabinet type fire extinguishing device body (1), an opening (201) is formed in the surface of the front panel (2), a fire-fighting gas cylinder (3) is placed in the cabinet type fire extinguishing device body (1), and the fire-fighting gas cylinder (3) is fixedly connected with the inner wall of the cabinet type fire extinguishing device body (1) through a steel hoop (4);
the method is characterized in that:
a nozzle (6) is inserted into the opening (201), a jet hole (7) is formed in the surface of the nozzle (6), a cylindrical pin (11) is arranged on the other side of the nozzle (6), the end of the pin (11) penetrates through the opening (201) and extends into the cabinet type fire-fighting device body (1), the pin (11) and the front panel (2) in the cabinet type fire-fighting device body (1) are in threaded connection through a fastener (8), the exhaust end of the fire-fighting gas cylinder (3) is communicated with a conveying pipeline (5), one end, far away from the fire-fighting gas cylinder (3), of the conveying pipeline (5) penetrates through the opening (201) and is inserted into the nozzle (6), a bearing (9) is fixedly sleeved on the outer side of the conveying pipeline (5), and an internal thread sleeve (10) matched with the fastener (8) is rotatably connected to one side of the bearing (9), the internal thread sleeve (10) is in threaded connection with the fastener (8).
2. The sealing structure between the nozzles of the cabinet-type gas fire extinguishing apparatus and the conveying pipeline according to claim 1, wherein: the radius of participating in (11) and the size phase-match of trompil (201), the fixed a plurality of sand grips that are provided with of circumference lateral wall of participating in (11), and the inside wall of trompil (201) seted up with sand grip assorted recess (2011).
3. The sealing structure between the nozzles of the cabinet type gas fire extinguishing apparatus and the conveying pipeline according to claim 2, wherein: the quantity of recess (2011) and sand grip is two, and two sand grips and two recess (2011) are respectively along the lateral wall of participating in (11) and the inside wall symmetric distribution of trompil (201).
4. The sealing structure between the nozzles of the cabinet-type gas fire extinguishing apparatus and the conveying pipeline according to claim 1, wherein: the end pipe body of the conveying pipeline (5) is inserted into the inner cavity of the nozzle (6), and the nozzle (6) and the conveying pipeline (5) are in clearance fit with each other, so that the radial direction and the axial direction of the nozzle and the conveying pipeline can be adjusted.
5. The sealing structure between the nozzles of the cabinet-type gas fire extinguishing apparatus and the conveying pipeline according to claim 1, wherein: the fastener (8) adopts a cable nut structure, a metric fine thread connection is adopted between the cable nut and the nozzle (6), and the connection enables the nozzle to be fastened on the front panel after adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020069731.2U CN211423639U (en) | 2020-01-13 | 2020-01-13 | Sealing structure between cabinet type gas fire extinguishing device nozzle and conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020069731.2U CN211423639U (en) | 2020-01-13 | 2020-01-13 | Sealing structure between cabinet type gas fire extinguishing device nozzle and conveying pipeline |
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| CN211423639U true CN211423639U (en) | 2020-09-04 |
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| CN202020069731.2U Active CN211423639U (en) | 2020-01-13 | 2020-01-13 | Sealing structure between cabinet type gas fire extinguishing device nozzle and conveying pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603196A (en) * | 2023-06-09 | 2023-08-18 | 河南三鹰实业有限公司 | Device for adjusting fire-fighting nozzle |
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2020
- 2020-01-13 CN CN202020069731.2U patent/CN211423639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603196A (en) * | 2023-06-09 | 2023-08-18 | 河南三鹰实业有限公司 | Device for adjusting fire-fighting nozzle |
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