Sealing device for quick connecting piece of small-caliber fire-fighting pipeline
Technical Field
The utility model relates to a pipe connection technical field especially relates to a sealing device for quick connecting piece of fire-fighting small-caliber pipeline.
Background
The fire-fighting pipeline is a pipeline material which is used for connecting fire-fighting equipment and equipment in the aspect of fire fighting and conveying water, gas or other media for fire fighting, and has higher requirement on sealing property in the connection of small-diameter fire-fighting pipelines.
Due to the high sealing property, the small-diameter pipelines are connected by screw threads at the same time, if a certain point leaks water, the front screw threads are required to be opened and reconnected, the labor consumption is high, and the maintenance difficulty is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art and providing a sealing device for a quick connecting piece of a fire-fighting small-caliber pipeline.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sealing device for a quick connecting piece of a fire-fighting small-caliber pipeline comprises a pipeline I and a pipeline II, wherein a fixing ring I is fixedly sleeved on the outer side wall of the pipeline II, two cavities are arranged in the first fixing ring, fixing mechanisms are arranged in the two cavities, the fixing mechanism comprises a movable rod which is inserted in the cavity in a sliding manner and extends out of the first fixing ring, a second fixing ring is fixedly sleeved on the outer side wall of the first pipeline, the outer side wall of the second fixed ring is provided with a first insertion hole matched with the movable rod, the outer side wall of one end of the movable rod, which is positioned in the cavity, is fixedly sleeved with a fixed plate, a spring sleeved on the outer wall of the movable rod is fixedly connected between the fixed plate and the inner wall of the cavity, the upper side wall and the lower side wall of the first fixing ring are connected with rotating rods in a rotating mode, the rotating rods are arranged in a right-angle mode, and two inserting holes matched with the movable rods are formed in the outer side wall of each rotating rod.
Preferably, a reinforcing ring is fixedly connected to the side wall of one side, close to the second fixing ring, of the first fixing ring, and an annular groove matched with the reinforcing ring is formed in the outer side wall of the second fixing ring.
Preferably, the outer side wall of the second pipeline is fixedly connected with a sealing ring which is in contact with the first fixing ring.
Preferably, the corners of the two rotating rods are both arc-shaped.
Preferably, each movable rod is located the first outer and the equal fixedly connected with pull ring of one end of keeping away from solid fixed ring two of solid fixed ring.
Preferably, the two ends of one side of the first fixing ring far away from the second fixing ring are both arc-shaped.
Preferably, a sealing gasket is arranged in the annular groove and made of rubber materials.
Compared with the prior art, this sealing device for quick connecting piece of small pipe diameter pipeline of fire control's advantage lies in:
1. the rotary rod and the movable rod are arranged, the two movable rods are respectively aligned to the first two insertion holes in the first fixing ring and inserted into the first insertion holes until the first fixing ring and the second fixing ring are attached, the two movable rods are pulled to move outwards and pass through the fixing plate to compress the spring, the two rotary rods are rotated until the rotary rods are attached to the outer walls of the first fixing ring and the second fixing ring, the pull ring is loosened, the movable rods are pushed by the fixing rods to be inserted into the first insertion holes again under the elastic force of the spring and are simultaneously inserted into the second insertion holes, so that the rotary rods are fixed, the first fixing ring and the second fixing ring are fixed, when disassembly is needed, the movable rods are pulled to move outwards, the rotary rods are rotated, the disassembly of the first pipeline and the second pipeline is quickly completed, the quick connection and disassembly effects of the first pipeline and the second pipeline are achieved, and the problem that disassembly is complicated due to a traditional screw connection mode is solved;
2. the reinforcing ring and the annular groove are arranged, and the reinforcing ring is inserted into the annular groove while the first fixing ring and the second fixing ring are fixed, so that the connection stability of the first pipeline and the second pipeline is improved;
3. a sealing ring and a sealing gasket are arranged, the sealing gasket seals the contact part of the reinforcing ring and the annular groove, and the sealing ring seals the contact part of the first pipeline and the second pipeline after the first pipeline and the second pipeline are connected, so that the sealing performance of the first pipeline and the second pipeline after the first pipeline and the second pipeline are quickly connected is improved;
to sum up, the utility model discloses a cooperation of bull stick and movable rod has realized pipeline one and pipeline two's high-speed joint and dismantlement, has solved traditional screw thread connected mode and has leaded to dismantling loaded down with trivial details problem, and the leakproofness after pipeline one and the pipeline two high-speed joint has been improved through sealed pad and sealing washer simultaneously.
Drawings
Fig. 1 is a schematic structural view of a sealing device for a quick connecting piece of a fire-fighting small-caliber pipeline provided by the utility model;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a perspective view of a first fixing ring in the sealing device for a quick connecting member of a fire-fighting small-caliber pipeline according to the present invention;
fig. 4 is a perspective view of a reinforcing ring in the sealing device for the quick connecting piece of the fire-fighting small-caliber pipeline provided by the utility model.
In the figure: 1 pipeline I, 2 pipeline II, 3 fixed ring I, 4 cavities, 5 movable rods, 6 fixed plates, 7 springs, 8 rotating rods, 9 fixed ring II, 10 annular grooves, 11 sealing rings, 12 jack I, 13 reinforcing rings, 14 jack II, 15 pull rings and 16 sealing gaskets.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a sealing device for a quick connection member of a fire-fighting small-diameter pipeline comprises a first pipeline 1 and a second pipeline 2, a first fixing ring 3 is fixedly sleeved on the outer side wall of the second pipeline 2, a second fixing ring 9 is fixedly sleeved on the outer side wall of the first pipeline 1, a sealing ring 11 contacted with the first fixing ring 3 is fixedly connected to the outer side wall of the second pipeline 2, a reinforcing ring 13 is fixedly connected to the side wall of the first fixing ring 3 close to the second fixing ring 9, an annular groove 10 matched with the reinforcing ring 13 is formed in the outer side wall of the second fixing ring 9, a sealing gasket 16 is arranged in the annular groove 10, the sealing gasket 16 is made of rubber materials, after the first pipeline 1 is connected with the second pipeline 2, the reinforcing ring 13 is inserted into the annular groove 10, the connection stability of the first pipeline 1 and the second pipeline 2 is improved, and meanwhile, the sealing gasket 16 can seal the contact part of the reinforcing ring 13 and the annular groove 10, and the sealing ring 11 also seals the contact part of the first pipeline 1 and the second pipeline 2 after being connected, so that the sealing performance of the first pipeline 1 and the second pipeline 2 after being quickly connected is improved.
Two cavities 4 are formed in a first fixing ring 3, fixing mechanisms are arranged in the two cavities 4 respectively, each fixing mechanism comprises a movable rod 5 which is slidably inserted in the cavity 4 and extends out of the first fixing ring 3, one end of each movable rod 5, which is positioned outside the first fixing ring 3 and is far away from a second fixing ring 9, is fixedly connected with a pull ring 15, two ends of one side, which is far away from the first fixing ring 3, of the second fixing ring 9 are both arranged in an arc shape, two insertion holes 12 matched with the movable rods 5 are formed in the outer side wall of the second fixing ring 9, a fixed plate 6 is fixedly sleeved on the outer side wall of one end, which is positioned in the cavity 4, of each movable rod 5, a spring 7 sleeved on the outer wall of each movable rod 5 is fixedly connected between the fixed plate 6 and the inner wall of the cavity 4, rotating rods 8 are rotatably connected with the upper side wall and the lower side wall of the first fixing ring 3, corners of the two rotating rods 8 are both arranged in an arc shape, and the two rotating rods 8 are both arranged in a right angle shape, the outer side walls of the two rotating rods 8 are respectively provided with a second jack 14 matched with the movable rod 5, the two movable rods 5 are respectively aligned to a first jack 12 on the second fixing ring 9 and inserted into the first jack 12 until the first fixing ring 3 is attached to the second fixing ring 9, the two movable rods 5 are pulled to move outwards through the pull ring 15 and pass through the fixing plate 6 to compress the spring 7, at the moment, the two rotating rods 8 are rotated until the rotating rods 8 are attached to the outer walls of the first fixing ring 3 and the second fixing ring 9, the arc-shaped arrangement on the second fixing ring 9 and the arc-shaped arrangement at the corner of the rotating rods 8 ensure that the rotating rods 8 can be attached to the outer walls of the first fixing ring 3 and the second fixing ring 9 when the rotating rods 8 are rotated, so that the first fixing ring 3 and the second fixing ring 9 are attached to be tighter under the arrangement of the right-angle type of the rotating rods 8, the pull ring 15 is loosened again, and under the elasticity of the spring 7, the movable rods 5 are pushed to be inserted into the first jacks 12 again through the fixing plate 6, and insert in jack two 14 simultaneously to accomplish the fixed of bull stick 8, and then accomplish the fixed ring one 3 and the fixed ring two 9, when needing to dismantle, pull movable rod 5 again and move outward, reverse bull stick 8 accomplishes the dismantlement of pipeline one 1 and pipeline two 2 fast, reach the effect of pipeline one 1 and pipeline two 2 high-speed joint and dismantlement, solved traditional screw thread connected mode and lead to dismantling loaded down with trivial details problem.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
Now, the operation principle of the present invention is explained as follows:
the two movable rods 5 are respectively aligned to the first insertion holes 12 on the second fixing ring 9 and inserted into the first insertion holes 12 until the first fixing ring 3 is attached to the second fixing ring 9, then the two movable rods 5 are pulled to move outwards through the pull ring 15 and the spring 7 is compressed through the fixing plate 6, at the moment, the two rotating rods 8 are rotated until the rotating rods 8 are attached to the outer walls of the first fixing ring 3 and the second fixing ring 9, the arc-shaped arrangement on the second fixing ring 9 and the arc-shaped arrangement at the corner of the rotating rods 8 ensure that the rotating rods 8 can be attached to the outer walls of the first fixing ring 3 and the second fixing ring 9 when the rotating rods 8 are rotated, so that the first fixing ring 3 and the second fixing ring 9 are attached to each other tightly under the right-angle arrangement of the rotating rods 8, the pull ring 15 is loosened, the movable rods 5 are pushed by the fixing plate 6 to be inserted into the first insertion holes 12 again under the elastic force of the spring 7 and are inserted into the second insertion holes 14 at the same time, and the fixing of the rotating rods 8 is completed, and then accomplish solid fixed ring 3 and solid fixed ring two 9 fixed, when needing to dismantle, pull movable rod 5 again and move outward, the dismantlement of pipeline 1 and pipeline two 2 is accomplished fast to reversal bull stick 8, reaches the effect of pipeline 1 and pipeline two 2 high-speed joint and dismantlement, has solved traditional screw thread connected mode and has leaded to dismantling loaded down with trivial details problem.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.