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CN-121977118-A - Sealing system for joint of fire engineering pipeline steel clamps

CN121977118ACN 121977118 ACN121977118 ACN 121977118ACN-121977118-A

Abstract

The invention discloses a sealing system for a steel clamp joint of a fire engineering pipeline, which belongs to the technical field of engineering pipeline construction and comprises an upper clamp and a three-way pipe valve which are hooped at the joint of two fire engineering pipelines, wherein a lower clamp is arranged below the upper clamp, a sealing assembly is arranged between the upper clamp and the lower clamp, the sealing assembly comprises bolts penetrating through two sides of the top of the upper clamp, and the bottoms of the bolts penetrate through the bottoms of the lower clamp and are connected with nuts through threads. According to the invention, through the matched use of the rubber injection pipe and the grouting head, the upper clamp is communicated with the inner cavity of the conveying pipe, then under the matched use of the three-way pipe valve, the rubber injection assembly and the conveying pipe, the rubber solution is injected into the inner cavity of the upper clamp, and then under the matched use of the upper clamp, the lower clamp and the sealing assembly, the joint position of two fire pipes is sealed in a physical and chemical sealing mode, so that the purposes of tight pressurization rubber injection filling and physical and chemical double-layer sealing can be achieved.

Inventors

  • Ding ce
  • Fei Zhuqing

Assignees

  • 安徽厚安消防科技有限公司

Dates

Publication Date
20260505
Application Date
20260226

Claims (10)

  1. 1. The utility model provides a fire control engineering pipeline steel card department sealing system that meets, its characterized in that, this structure includes hoop establishes on the top collar (1) and tee bend tube (8) of two fire control pipelines department of meeting, the below of top collar (1) is provided with down clamp (2), be provided with seal assembly (3) between top collar (1) and the lower clamp (2), seal assembly (3) are including bolt (31) that runs through top collar (1) top both sides, the bottom of bolt (31) runs through to the bottom of lower clamp (2) and threaded connection has the nut, the inner chamber of top collar (1) and lower clamp (2) is provided with rubber seal (32) of cover at fire control pipeline surface, rubber seal (32)'s surface injection molding integrated into one piece has annular guide groove (33), the front side and the rear side on rubber seal (32) surface all injection molding have a plurality of circular distribution's reposition of redundant personnel arc groove (34), the inner chamber of annular guide groove (33) and reposition of redundant personnel arc groove (34) are poured into and are had fishbone form embedment glue film (35), top collar (1) and top (4) are connected with grouting head (4) and are connected together, grouting head (4) is provided with grouting head (4) and grouting head (4) are connected with each other (4), the inner cavity of the rubber injection pipe (4) is provided with a non-return assembly (7), the non-return assembly (7) comprises a hollow sliding pin (71) which is slidably connected with the inner cavity of the rubber injection pipe (4), a rubber plug (72) is fixedly connected with the bottom of the hollow sliding pin (71), and the top of the rubber plug (72) is attached to the bottom of the rubber injection pipe (4).
  2. 2. The sealing system for the joint of the fire engineering pipeline steel clips according to claim 1, wherein the inner cavity of the three-way pipe valve (8) is provided with a glue injection assembly (9), two sides of the three-way pipe valve (8) are respectively provided with a feeding pipe (10) and a feeding pipe (12), a pressure gauge (13) is fixedly arranged at the top of the feeding pipe (10), a detection end of the pressure gauge (13) penetrates through the inner cavity of the feeding pipe (10), the left end of the feeding pipe (10) is communicated with a conveying pipe (11), and one end of the conveying pipe (11) far away from the feeding pipe (10) is communicated with a grouting head (5).
  3. 3. The sealing system for the joint of the fire engineering pipeline steel clips according to claim 2, wherein the locking assembly (6) comprises four fixing columns (61) fixedly connected to the surface of the grouting head (5), limiting buckling strips (62) are rotatably connected to the surfaces of the two fixing columns (61) located on the same side, and limiting buckling grooves (63) matched with the limiting buckling strips (62) are formed in the front side and the rear side of the surface of the grouting pipe (4).
  4. 4. A fire engineering pipeline steel clamp junction sealing system according to claim 3, wherein a torsion spring (64) is sleeved on the surface of the fixing column (61), one end of the torsion spring (64) is welded with a limit buckling strip (62), and the other end of the torsion spring (64) is welded with the grouting head (5).
  5. 5. The sealing system for the steel clamp joint of the fire engineering pipeline according to claim 4, wherein the surface of the hollow sliding pin (71) is sleeved with a pressure spring (73), and the top end and the bottom end of the pressure spring (73) are fixedly connected with the hollow sliding pin (71) and the inner wall of the rubber injection pipe (4) respectively.
  6. 6. The sealing system for the steel clamp joint of the fire engineering pipeline according to claim 5, wherein the top of the surface of the hollow sliding pin (71) is fixedly connected with a blocking head (75), an arc clamping groove (76) matched with the blocking head (75) is formed in the bottom of the grouting head (5), a thread cover (77) can be further adapted to the surface of the grouting pipe (4), and the surface of the grouting pipe (4) is plugged through the thread cover (77).
  7. 7. The sealing system for the joint of the fire engineering pipeline steel clips according to claim 6, wherein the glue injection assembly (9) comprises a reciprocating cylinder (91) fixedly installed at the top of the three-way pipe valve (8), the output end of the reciprocating cylinder (91) penetrates through the inner cavity of the three-way pipe valve (8) and is fixedly connected with a reciprocating piston (92), a feeding valve sleeve (96) is arranged on the left side of the inner cavity of the three-way pipe valve (8), and a feeding valve sleeve (93) is arranged on the right side of the inner cavity of the three-way pipe valve (8).
  8. 8. The fire engineering pipeline steel clamp junction sealing system according to claim 7, wherein the right side of the feeding valve sleeve (93) is provided with a feeding flow passage (94), the left side of the top of the feeding valve sleeve (93) is provided with a first blocking flow passage (95) communicated with the feeding flow passage (94), the bottom of the feeding valve sleeve (96) is provided with a feeding flow passage (97), the left side of the top of the feeding valve sleeve (96) is provided with a second blocking flow passage (98) communicated with the feeding flow passage (97), and the inner cavities of the first blocking flow passage (95) and the second blocking flow passage (98) are provided with liftable blocking balls (99).
  9. 9. A fire engineering pipeline steel clip junction sealing system according to claim 8, wherein the opposite ends of the feed pipe (10) and the feed pipe (12) are in communication with the feed runner (94) and the second choke runner (98), respectively.
  10. 10. The sealing system for the joint of the fire engineering pipeline steel clips according to claim 9, wherein flange plates (14) are fixedly arranged on two sides of the three-way pipe valve (8) through bolts, and sealing gaskets (15) are arranged between the flange plates (14) and the three-way pipe valve (8) in a cushioning mode.

Description

Sealing system for joint of fire engineering pipeline steel clamps Technical Field The invention belongs to the technical field of fire-fighting pipeline construction, and particularly relates to a sealing system for a steel clamp joint of a fire-fighting engineering pipeline. Background The fire-fighting pipeline connection refers to the operation of connecting different fire-fighting pipelines into a complete conveying network in fire-fighting system engineering, and usually adopts the modes of threaded connection, flange connection, groove connection and the like, the connection position needs to ensure tightness, prevent fire extinguishing medium leakage and influence fire-fighting efficiency, and meanwhile has certain strength and stability so as to bear the pressure in the pipeline and the influence of external environment, and when the fire disaster happens, the proper connection can ensure that water or other fire extinguishing agents are quickly and smoothly conveyed to a designated position, thereby effectively extinguishing the fire. In the fire-fighting system, the tightness of the fire-fighting pipeline is related to the normal transportation of fire-fighting water, however, a simple physical sealing means such as a rubber sealing ring is singly relied on, so that a leakage phenomenon can occur under the environment condition of continuously high water pressure in the fire-fighting pipeline, the reliability of the fire-fighting system is affected, and in the past, when the sealing structure is used for sealing and filling the connecting part of the pipeline, the sealing material is difficult to ensure to be tightly filled. Disclosure of Invention The invention aims to provide a sealing system for a joint of a steel clamp of a pipeline of a fire engineering, so as to solve the technical problems. The sealing system comprises an upper clamp and a three-way pipe valve, wherein the upper clamp and the three-way pipe valve are hooped at the joint of two fire-fighting pipes, a lower clamp is arranged below the upper clamp, a sealing component is arranged between the upper clamp and the lower clamp, the sealing component comprises bolts penetrating through the two sides of the top of the upper clamp, the bottom ends of the bolts penetrate to the bottom of the lower clamp and are in threaded connection with nuts, rubber sealing rings sleeved on the surfaces of the fire-fighting pipes are arranged in the inner cavities of the upper clamp and the lower clamp, annular guide grooves are integrally formed on the surfaces of the rubber sealing rings in an injection molding mode, a plurality of diversion arc grooves are integrally formed on the front side and the rear side of the surfaces of the rubber sealing rings in an injection molding mode, a fishbone-shaped pouring sealant layer is injected into the inner cavities of the annular guide grooves, a grouting pipe communicated with the inner cavities of the upper clamp is welded at the top of the upper clamp, a grouting head is inserted between the grouting pipe and the grouting head, a locking component is arranged in the inner cavity of the grouting pipe, a rubber sealing component is sleeved on the inner cavity, a rubber sealing ring is sleeved on the inner cavity of the grouting pipe, a rubber sealing component is sleeved on the inner cavity of the sealing component, a sliding pipe sealing component is fixedly connected with the inner cavity of the sliding pipe sealing pin is arranged at the inner cavity of the sealing ring, and the sealing ring is fixedly connected with the inner cavity. Preferably, the locking component comprises four fixing columns fixedly connected to the surface of the grouting head, limiting buckling strips are rotatably connected to the surfaces of the two fixing columns located on the same side, and limiting buckling grooves matched with the limiting buckling strips are formed in the front side and the rear side of the surface of the grouting pipe. Preferably, the surface of the fixed column is sleeved with a torsion spring, one end of the torsion spring is welded with the limit buckling strip, and the other end of the torsion spring is welded with the grouting head. Preferably, the surface of the hollow sliding pin is sleeved with a pressure spring, and the top end and the bottom end of the pressure spring are fixedly connected with the hollow sliding pin and the inner wall of the rubber injection pipe respectively. Preferably, the top fixedly connected with that hollow sliding pin is surperficial hinders the head, the arc draw-in groove with hinder head looks adaptation has been seted up to the bottom of slip casting head, the surface of injecting glue pipe still can adapt the screw cap, the surface of injecting glue pipe is shutoff through the screw cap. Preferably, the glue injection assembly comprises a reciprocating cylinder fixedly arranged at the top of the three-way pipe valve, the output end of the reciprocating cylinde