CN211624473U - Leakage-proof collecting pipe joint for fire extinguishing system - Google Patents
Leakage-proof collecting pipe joint for fire extinguishing system Download PDFInfo
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- CN211624473U CN211624473U CN202020051235.4U CN202020051235U CN211624473U CN 211624473 U CN211624473 U CN 211624473U CN 202020051235 U CN202020051235 U CN 202020051235U CN 211624473 U CN211624473 U CN 211624473U
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Abstract
The utility model belongs to the field of fire-fighting systems, in particular to a leakage-proof collecting pipe joint for a fire-fighting system, which is a hollow cylinder with different calibers at two ends, comprises a large-caliber section (1), a small-caliber section (2) and a reducer section (3), and is provided with a medium channel (4) with a constant caliber in the middle; a large-caliber threaded area (11) is carved on the outer surface of the end part of the large-caliber section (1), and a large-caliber groove (12) is arranged at the tail end of the large-caliber threaded area (11); a large-caliber sealing ring (13) is clamped in the large-caliber groove (12); a small-caliber threaded area (21) is carved on the outer surface of the end part of the small-caliber section (2); the tail end of the small-caliber threaded area (11) is provided with a small-caliber groove (22); a small-caliber sealing ring (23) is clamped in the small-caliber groove (22); the utility model discloses sturdy and durable prevents leaking, and is anticorrosive, sealing performance good.
Description
Technical Field
The utility model belongs to the fire extinguishing systems field specifically discloses a prevent leaking mass flow coupling for fire extinguishing systems.
Background
The collecting pipe joint is used for connecting a collecting pipe with the collecting pipe and connecting the collecting pipe with other pipelines, is a connecting point which can be disassembled and assembled between elements and pipelines, realizes the change of the pipeline conveying direction, the diversion of fluid, the connection between the pipelines with different calibers and the like, and plays an indispensable important role in a fire-fighting system. However, in the existing fire-fighting system, the collecting pipe is often leaked at the joint, which leads to the occurrence of fire-fighting accidents, so that a collecting pipe joint with good leakage prevention and sealing performance is urgently needed.
SUMMERY OF THE UTILITY MODEL
To the above not enough, the utility model discloses a prevent leaking mass flow coupling for fire extinguishing systems.
The technical scheme of the utility model as follows:
a leakage-proof collecting pipe joint for a fire extinguishing system is characterized in that the joint is a hollow cylinder with different calibers at two ends and comprises a large-caliber section, a small-caliber section and a variable-diameter section, wherein the hollow section is a medium channel with a constant caliber; a large-caliber threaded area is engraved on the outer surface of the end part of the large-caliber section, and a large-caliber groove is formed at the tail end of the large-caliber threaded area; a large-caliber sealing ring is clamped in the large-caliber groove; a small-caliber thread area is carved on the outer surface of the end part of the small-caliber section; the tail end of the small-caliber threaded area is provided with a small-caliber groove; and a small-caliber sealing ring is clamped in the small-caliber groove. Screwing the large-caliber collecting pipe on a large-caliber thread area of the large-caliber section to prop against a large-caliber sealing ring in the large-caliber groove; screwing the small-caliber collecting pipe on a small-caliber thread area of the small-caliber section to prop against a small-caliber sealing ring in the small-caliber groove; the joint of big small-bore diameter can connect the pressure manifold of different bores, plays the effect of reducing, and the screw thread plays sealed effect simultaneously, and the sealing washer plays further sealed effect.
Further, the anti-leakage collecting pipe joint for the fire extinguishing system has the advantages that the inner surface of the medium channel is provided with a zinc coating. The galvanization can strengthen the corrosion resistance inside the pipeline.
Further, the surface of the zinc coating is provided with a corrosion-resistant coating. And a corrosion-resistant coating is added on the surface of the zinc coating, so that the corrosion resistance is better.
Further, the material of the corrosion-resistant coating is selected from one or more of epoxy resin composite material coating, ceramic filling coating and phenolic epoxy coating.
Further, the angle between the reducing section and the large-caliber section is greater than or equal to 135 degrees. The included angle between the variable-diameter section and the large-diameter section is increased, so that the transition between the large-diameter section and the small-diameter section is smoother.
Further, the joint of the anti-leakage collecting pipe for the fire extinguishing system is integrally formed by metal; the metal is selected from one or more of aluminum alloy, pure copper and cast iron. The sealing performance is good by using metal to form integrally.
Further, according to the leakage-proof collecting pipe joint for the fire extinguishing system, the diameter of the sealing ring is slightly larger than the width of the groove, and the sealing ring is made of an elastic material. The diameter of the sealing ring is slightly larger than the width of the groove, so that the elastic sealing ring is clamped in the groove and has contact deformation with the collecting pipe, and the sealing performance is better.
Further, the anti-leakage collecting pipe joint for the fire extinguishing system is characterized in that the elastic material is anti-corrosion rubber. The anti-corrosion rubber is used, so that the sealing effect is realized and the anti-corrosion effect is realized.
According to the above technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses the structure is ingenious, and is sturdy and durable, and easily preparation through the screw thread, and good sealing performance is brought in the cooperation of recess and sealing washer, prevents revealing of fire extinguishing agent, simultaneously through the addition of galvanizing coat and anticorrosive coating for this joint has excellent corrosion resisting property, uses for a long time and need not to maintain, the material resources of using manpower sparingly.
Drawings
Fig. 1 is an overall schematic view of a manifold joint of example 1;
fig. 2 is an overall schematic view of a manifold joint of embodiment 2;
wherein: 1 large-caliber section, 2 small-caliber section, 3 variable-diameter section, 4 medium channel, 11 large-caliber threaded area, 12 large-caliber groove, 13 large-caliber sealing ring, 22 small-caliber groove, 23 small-caliber sealing ring, 41 zinc coating and 42 corrosion-resistant coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. 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
As shown in fig. 1, the leakage-proof collecting pipe joint for the fire extinguishing system is a hollow cylinder with different calibers at two ends, and comprises a large-caliber section 1, a small-caliber section 2 and a variable-caliber section 3, wherein the hollow section is a medium channel 4 with a constant caliber; a large-caliber threaded area 11 is engraved on the outer surface of the end part of the large-caliber section 1, and a large-caliber groove 12 is formed at the tail end of the large-caliber threaded area 11; a large-caliber sealing ring 13 is clamped in the large-caliber groove 12; a small-caliber threaded area 21 is carved on the outer surface of the end part of the small-caliber section 2; the tail end of the small-caliber threaded area 21 is provided with a small-caliber groove 22; a small-caliber sealing ring 23 is clamped in the small-caliber groove 22.
When in work: screwing the large-caliber collecting pipe on the large-caliber threaded area 11 of the large-caliber section 1 to abut against a large-caliber sealing ring 13 in the large-caliber groove 12; screwing the collecting pipe with small caliber on the small-caliber thread area 21 of the small-caliber section 2 to prop against the small-caliber sealing ring 23 in the small-caliber groove 22; the joint of big small-bore diameter can connect the pressure manifold of different bores, plays the effect of reducing, and the screw thread plays sealed effect simultaneously, and the sealing washer plays further sealed effect.
Example 2
As shown in fig. 2, the leakage-proof collecting pipe joint for the fire extinguishing system is characterized in that the joint is a hollow cylinder with different calibers at two ends, and comprises a large-caliber section 1, a small-caliber section 2 and a variable-caliber section 3, wherein the hollow section is a medium channel 4 with a constant caliber; a large-caliber threaded area 11 is engraved on the outer surface of the end part of the large-caliber section 1, and a large-caliber groove 12 is formed at the tail end of the large-caliber threaded area 11; a large-caliber sealing ring 13 is clamped in the large-caliber groove 12; a small-caliber threaded area 21 is carved on the outer surface of the end part of the small-caliber section 2; the tail end of the small-caliber threaded area 21 is provided with a small-caliber groove 22; a small-caliber sealing ring 23 is clamped in the small-caliber groove 22; specifically, the inner surface of the medium passage 4 has a zinc plating layer 41, and further, the surface of the zinc plating layer 41 has a corrosion-resistant coating 42
When in work: screwing the large-caliber collecting pipe on the large-caliber threaded area 11 of the large-caliber section 1 to abut against a large-caliber sealing ring 13 in the large-caliber groove 12; screwing the collecting pipe with small caliber on the small-caliber thread area 21 of the small-caliber section 2 to prop against the small-caliber sealing ring 23 in the small-caliber groove 22; the joint of big small-bore diameter can connect the pressure manifold of different bores, plays the effect of reducing, and the screw thread plays sealed effect simultaneously, and the sealing washer plays further sealed effect, and galvanizing coat 41 and corrosion-resistant coating 42 play dual corrosion protection.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention can not be limited thereby, and the simple equivalent changes and modifications made according to the claims and the utility model also belong to the protection scope of the present invention.
Claims (8)
1. A leakage-proof collecting pipe joint for a fire extinguishing system is characterized in that the joint is a hollow cylinder with different calibers at two ends, and comprises a large-caliber section (1), a small-caliber section (2) and a variable-diameter section (3), wherein the hollow section is a medium channel (4) with a constant caliber; a large-caliber threaded area (11) is carved on the outer surface of the end part of the large-caliber section (1), and a large-caliber groove (12) is arranged at the tail end of the large-caliber threaded area (11); a large-caliber sealing ring (13) is clamped in the large-caliber groove (12); a small-caliber threaded area (21) is carved on the outer surface of the end part of the small-caliber section (2); the tail end of the small-caliber threaded area (21) is provided with a small-caliber groove (22); and a small-caliber sealing ring (23) is clamped in the small-caliber groove (22).
2. Leak-proof collecting pipe joint for fire extinguishing systems according to claim 1, characterized in that the inner surface of the medium channel (4) has a galvanising layer (41).
3. Leak-proof collecting pipe joint for fire extinguishing systems according to claim 2, characterized in that the surface of the galvanising layer (41) has a corrosion-resistant coating (42).
4. A leak-proof header joint for a fire suppression system according to claim 3, wherein the corrosion-resistant coating (42) is of a material selected from one or more of epoxy composite paint, ceramic filled paint, and novolac epoxy paint.
5. A leak-proof collecting pipe joint for fire extinguishing systems according to claim 1, characterized in that the angle of the reducer section (3) to the large-diameter section (1) is 135 degrees or more.
6. A leak resistant collector joint for a fire suppression system as recited in claim 1 wherein said joint is integrally formed of metal; the metal is selected from one or more of aluminum alloy, pure copper and cast iron.
7. Leak-proof collecting pipe joint for a fire extinguishing system according to claim 1, characterized in that the sealing ring (23) has a diameter slightly larger than the width of the groove (22), the sealing ring (23) being made of an elastic material.
8. A leak-proof manifold joint for fire extinguishing systems according to claim 7, characterized in that the elastic material is corrosion-resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051235.4U CN211624473U (en) | 2020-01-10 | 2020-01-10 | Leakage-proof collecting pipe joint for fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051235.4U CN211624473U (en) | 2020-01-10 | 2020-01-10 | Leakage-proof collecting pipe joint for fire extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211624473U true CN211624473U (en) | 2020-10-02 |
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ID=72636931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051235.4U Active CN211624473U (en) | 2020-01-10 | 2020-01-10 | Leakage-proof collecting pipe joint for fire extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211624473U (en) |
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2020
- 2020-01-10 CN CN202020051235.4U patent/CN211624473U/en active Active
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