CN113154154A - Fire-fighting pipe fitting and installation method thereof - Google Patents
Fire-fighting pipe fitting and installation method thereof Download PDFInfo
- Publication number
- CN113154154A CN113154154A CN202110529550.2A CN202110529550A CN113154154A CN 113154154 A CN113154154 A CN 113154154A CN 202110529550 A CN202110529550 A CN 202110529550A CN 113154154 A CN113154154 A CN 113154154A
- Authority
- CN
- China
- Prior art keywords
- annular
- pipeline
- rubber strip
- annular bulge
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
- F16L23/22—Flanged joints characterised by the sealing means the sealing means being rings made exclusively of a material other than metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Abstract
The application relates to a fire-fighting pipe fitting and an installation method thereof, and the fire-fighting pipe fitting comprises a plurality of pipeline monomers, wherein a first annular bulge is fixedly sleeved on the outer peripheral surface of one end of each pipeline monomer, a second annular bulge is fixedly sleeved on the outer peripheral surface of the other end of each pipeline monomer, and the outer diameter of the first annular bulge is larger than that of the second annular bulge; in the adjacent pipeline single bodies, the first annular bulge of one pipeline single body is abutted with the second annular bulge of the other pipeline single body; the first annular bulge is provided with a plurality of screw rods, and the screw rods are circumferentially distributed on the outer peripheral side of the single pipeline body; the plurality of screw rods penetrate through the first annular bulge along the direction parallel to the axis of the pipeline monomer and are abutted against the outer peripheral side of the second annular bulge of the other pipeline monomer; the threaded fasteners and the threaded rods are used for locking the first annular bulges and the second annular bulges between the adjacent pipeline monomers. This application has the effect that reduces installer's working strength.
Description
Technical Field
The application relates to the field of installation of fire-fighting facilities, in particular to a fire-fighting pipe fitting and an installation method thereof.
Background
The fire fighting pipe fitting refers to a pipeline material which is used for fire fighting, connecting fire fighting equipment and equipment, conveying water for fire fighting, gas or other media, and is an especially important part in fire fighting facilities.
Among the correlation technique, the extension and the extension of fire service pipeline connect gradually the realization through a plurality of fire control pipe fittings, and under the general condition, the ring flange is installed to fire control pipe fitting tip, and the ring flange is prefabricated to have a plurality of mounting holes, and the ring flange that the mutual butt of bolt locking was passed through to fixed between the adjacent pipe fitting realizes fixing to fix on the support body of floor through the threaded connection mode.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the connection of adjacent fire control pipe fitting needs the mounting hole of aiming at adjacent ring flange to deadly through the bolt lock one by one, aim at the in-process of mounting hole and need realize through rotating the fire control pipe fitting, make installer working strength big, consequently still have the space of improving.
Disclosure of Invention
In order to reduce installer's working strength, the application provides a fire control pipe fitting and installation method thereof.
The application provides a fire control pipe fitting and installation method thereof adopts following technical scheme:
a fire-fighting pipe fitting comprises a plurality of pipeline single bodies, wherein a first annular bulge is fixedly sleeved on the outer peripheral surface of one end of each pipeline single body, a second annular bulge is fixedly sleeved on the outer peripheral surface of the other end of each pipeline single body, and the outer diameter of the first annular bulge is larger than that of the second annular bulge; in the adjacent pipeline single bodies, the first annular bulge of one pipeline single body is abutted with the second annular bulge of the other pipeline single body; the first annular bulge is provided with a plurality of screw rods, and the screw rods are circumferentially distributed on the outer peripheral side of the single pipeline body; the plurality of screw rods penetrate through the first annular bulge along the direction parallel to the axis of the pipeline monomer and are abutted against the outer peripheral side of the second annular bulge of the other pipeline monomer; the threaded fasteners and the threaded rods are used for locking the first annular bulges and the second annular bulges between the adjacent pipeline monomers.
Through adopting above-mentioned technical scheme, first annular arch is worn to locate in advance by the screw rod that a plurality of circumference distribute, plays the location effect to the bellied butt joint of second annular arch and first annular in the adjacent pipeline monomer to two adjacent pipeline monomer axis coincidence when guaranteeing the butt joint need not to carry out the operation that the hole site was aimed at simultaneously, has the characteristics of simple installation, need not to rotate the pipeline monomer and installs, is favorable to reducing staff's working strength. Meanwhile, the first annular bulge is tightly abutted through the threaded fastener, so that the purpose of locking two pipeline monomers is achieved, and the connection stability of the adjacent pipeline monomers is improved.
Preferably, between adjacent the pipeline monomer, annular outer grooves have all been seted up to the protruding second annular of first annular one side that is close to each other, the protruding annular outer groove of first annular and the protruding annular outer groove of second annular splice each other and form the annular that the opening is outwards and put the groove outward, the annular is put the inslot and is provided with the sealing layer, the sealing layer is filled in annular is put the inslot outward.
Through adopting above-mentioned technical scheme, the sealing layer will be sealed at the bellied butt joint gap of first annular arch second annular, is favorable to reducing the probability that the water in the pipeline monomer oozes outward.
Preferably, the sealing layer is a rubber strip, and when the rubber strip is arranged in the annular externally-arranged groove in a surrounding manner, the peripheral surfaces of the plurality of screws are tightly abutted to the outer surface of the rubber strip.
Through adopting above-mentioned technical scheme, the screw rod not only plays the effect of locking first annular arch and second annular arch, still plays spacing and support tight effect to the rubber strip simultaneously, is favorable to reducing the probability that the rubber strip breaks away from, improves rubber strip prevention of seepage water effect.
Preferably, in the adjacent single pipes, an annular inner groove is formed in one side, close to each other, of the first annular bulge and the second annular bulge, the annular inner groove is communicated with the annular outer groove, and the annular inner groove of the first annular bulge and the annular inner groove of the second annular bulge are spliced with each other to form an annular inner groove communicated with the annular outer groove; two ends of the rubber strip are stacked and tightly abutted, one end of the rubber strip is arranged in the annular externally-arranged groove, and the other end of the rubber strip is plugged into the annular internally-arranged groove.
Through adopting above-mentioned technical scheme, because the horizontal butt joint in rubber strip both ends produces the gap easily for prevention of seepage water effect is not good enough, through seting up of annular built-in groove, is convenient for with another end plug to the annular built-in inslot of rubber strip, thereby makes rubber strip both ends support tightly each other, is favorable to remedying the defect that rubber strip concatenation department easily seeps water.
Preferably, the outer surface of one end of the rubber strip is gathered towards the bottom wall of the annular externally-arranged groove.
Through adopting above-mentioned technical scheme for the rubber strip tip becomes flat, is convenient for when the installation rubber strip, and the rubber strip tip is convenient for fill in the screw rod and the clearance of annular external groove diapire.
Preferably, two sides of one end of the rubber strip are gathered towards the direction of approaching each other.
By adopting the technical scheme, the end part of the rubber strip is narrowed, the rubber strip is convenient to fill in the annular built-in groove, and the mounting efficiency of the single sealing treatment of the pipeline is favorably improved
Preferably, the screw sleeve is provided with a gasket, and the gasket is positioned between the threaded fastener and the first annular protrusion.
Through adopting above-mentioned technical scheme to increase threaded fastener and the bellied area of contact of annular, be favorable to improving threaded fastener's locking effect.
A method of installing a fire fighting pipe comprising the steps of:
s1: butt joint of adjacent pipeline monomers: sequentially penetrating a plurality of screws through corresponding prefabricated holes of the first annular bulge, and then butting the two pipeline single bodies to enable the first annular bulge and the second annular bulge of one of the pipeline single bodies to be mutually abutted;
s2: pre-fixing adjacent pipeline monomers: sequentially sleeving a plurality of gaskets on the corresponding screw rods, and connecting the gaskets with the screw rods in a threaded manner through threaded fasteners, wherein the threaded fasteners support the gaskets to one side of the second annular bulge, which is far away from the first annular bulge;
s3: sealing treatment: inserting the front end of the rubber strip into a gap between one screw rod and the bottom wall of the annular externally-arranged groove, abutting against the screw rod, rotating the screw rod, moving the front end of the rubber strip to the next screw rod by the screw rod through friction force, abutting the outer surface of the rubber strip against the outer peripheral surface of the next screw rod, sequentially rotating the screw rods until the two ends of the rubber strip are converged, filling the whole annular externally-arranged groove with the whole rubber strip, and finally plugging the front end of the rubber strip into the annular internally-arranged groove to abut against the two ends of the rubber strip;
s4: fixing adjacent pipeline monomers: and screwing the threaded fasteners in sequence, and locking the first annular bulges and the second annular bulges by the threaded fasteners and the corresponding screw rods so as to finish the splicing of the single pipelines.
Through adopting above-mentioned technical scheme, insert the screw rod in advance, make the screw rod treat the pipeline monomer of concatenation carry on spacingly, so that keep two pipeline monomer axis coincidence of butt joint, after that it is fixed in advance to the pipeline monomer, support the second annular bulge through threaded fastener and gasket, reach limiting displacement, threaded fastener dies the screw rod lock this moment, thereby can be when installing the rubber strip, the accessible rotates the screw rod and orders about the rubber strip and removes, do with this, can accomplish the installation of whole rubber strip, thread fastener dies at last, accomplish two sets of pipeline free connection operations, need not to rotate the pipeline monomer and install, be favorable to reducing staff's working strength.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through wearing to locate first annular arch with the screw rod in advance, play the positioning action when adjacent pipeline monomer docks, need not to carry out the operation that the hole site aimed at simultaneously, also need not to rotate the pipeline monomer and install, be favorable to reducing staff's working strength. Meanwhile, the first annular bulge and the second annular bulge are abutted tightly through the threaded fastener, so that the purpose of locking two pipeline monomers is achieved, and the connection stability of adjacent pipeline monomers is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a fire fighting pipe fitting according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of the fire fighting pipe fitting with the rubber strip hidden therein according to the embodiment of the present application.
FIG. 3 is a schematic structural diagram of a fire fighting pipe according to an embodiment of the present application after a rubber strip is installed.
Fig. 4 is a schematic structural diagram of a rubber strip in a fire fighting pipe according to an embodiment of the present application.
Description of reference numerals: 1. a pipe single body; 11. a first annular projection; 12. a second annular projection; 2. a screw; 3. a rubber strip; 4. an annular external groove; 41 an annular outer groove; 5. a ring-shaped built-in groove; 51. an annular inner groove; 6. a threaded fastener; 61. a threaded sleeve; 62. and (4) connecting the blocks.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a fire-fighting pipe fitting and an installation method thereof. Referring to fig. 1 and 2, a fire control pipe fitting includes a plurality of splicing pipe monomer 1 in proper order, and the fixed cover of one of them one end outer peripheral face of pipe monomer 1 is equipped with first annular arch 11, and the fixed cover of the other end outer peripheral face is equipped with the protruding 12 of second annular, and first annular arch 11 runs through along being on a parallel with 1 axis direction of pipe monomer and has a plurality of prefabricated holes, and a plurality of prefabricated hole circumference distribute in 1 outer peripheral face of pipe monomer. The first annular bulge 11 is provided with a plurality of screw rods 2, and the plurality of screw rods 2 penetrate through the plurality of prefabricated holes one by one. The outer diameter of the first annular bulge 11 is larger than the outer diameter of the second annular bulge 12, when the adjacent pipeline monomers 1 are in butt joint, the plurality of screw rods 2 of one of the pipeline monomers 1 are in butt joint with the outer peripheral surface of the second annular bulge 12 of the other pipeline monomer 1, so that the screw rods 2 play a limiting role in the butt joint process of the adjacent pipelines, and the pipeline monomers 1 to be installed are spliced by the first annular bulge 11 and the second annular bulge 12 under the limiting guide effect of the screw rods 2.
Referring to fig. 1 and 2, the outer peripheral surfaces of the plurality of screws 2 are all sleeved with circular gaskets 63, after the splicing of the first annular bulge 11 and the second annular bulge 12 is completed on the adjacent single pipe 1, the end portions of the screws 2 are sleeved with the gaskets 63, and at the moment, the gaskets 63 are located on one side, away from the first annular bulge 11, of the second annular bulge 12. The equal threaded connection of a plurality of screw rods 2 has threaded fastener 6, threaded fastener 6 is located the one side that gasket 63 deviates from second annular bulge 12, accessible threaded fastener 6 precession towards the nut end of screw rod 2 to reach the protruding 11 of first annular of locking and the protruding 12 purpose of second annular, whole process need not to carry out the hole site and aims at the operation, and then need not to realize the purpose that the vacancy is aimed at through rotating pipeline monomer 1, is favorable to reducing installer's working strength.
Referring to fig. 1 and 2, the threaded fastener 6 includes a threaded sleeve 61 and a connecting block 62 fixed on two sides of the threaded sleeve 61, when the threaded fastener 6 locks the first annular protrusion 11 and the second annular protrusion 12, one side of the threaded sleeve 61 facing the second annular protrusion 12 and one side of the connecting block 62 facing the second annular protrusion 12 both abut against a gasket 63, and the gasket 63 is disposed to facilitate increasing a contact area between the threaded fastener 6 and the first annular protrusion 11.
Referring to fig. 1 and 2, between adjacent single pipes 1, annular outer grooves 41 are formed in the sides, close to each other, of the first annular bulge 11 and the second annular bulge 12, and the annular outer grooves 41 of the first annular bulge 11 and the annular outer grooves 41 of the second annular bulge 12 are spliced with each other to form an annular externally-arranged groove 4 with an outward opening. The first annular bulge 11 and the second annular bulge 12 are provided with annular inner grooves 51 at the sides close to each other, the width of the annular inner groove 51 is smaller than that of the annular outer groove 41, and the annular inner groove 51 is communicated with the annular outer groove 41. The annular inner groove 51 of the first annular bulge 11 and the annular inner groove 51 of the second annular bulge 12 are spliced with each other to form an annular inner groove 5 communicated with the annular outer groove 4.
Referring to fig. 3 and 4, the annular externally-arranged groove 4 is filled with a sealing layer, specifically a rubber strip 3. When rubber strip 3 fills to annular external groove 4, rubber strip 3 deviates from the surface of rubber strip 3 as the one side of annular external groove 4 diapire, and rubber strip 3 is the internal surface of rubber strip 3 with one side of annular external groove 4 diapire. Regard rubber strip 3 wherein one end as the front end of rubber strip 3, the surface of 3 front ends of rubber strip gathers together gradually towards 3 front end internal surface directions of rubber strip, and the both sides of 3 front ends of rubber strip draw close each other towards one side that is close to each other for the front end of rubber strip 3 is sharp-pointed to be set up. When the rubber strip 3 is completely filled in the annular externally-arranged groove 4, the rear end of the rubber strip 3 is arranged in the annular externally-arranged groove 4, and the front end of the rubber strip is plugged into the annular internally-arranged groove 5, so that the front end and the rear end of the rubber strip 3 are stacked and tightly abutted with each other. The sealing performance of the joint of the adjacent pipeline monomers 1 is improved.
A method of installing a fire fighting pipe comprising the steps of:
s1: abutting joint of adjacent pipeline monomers 1: firstly, a plurality of screws 2 sequentially penetrate through corresponding prefabricated holes of a first annular bulge 11, then two pipeline single bodies 1 are butted, and in the installation process, the screws 2 limit second annular bulges 12 of the pipeline single bodies 1 to be installed until the first annular bulges 11 of the installed pipeline single bodies 1 are abutted against the second annular bulges 12 of the pipeline single bodies 1 to be installed;
s2: adjacent pipeline monomers 1 are pre-fixed: sequentially sleeving a plurality of gaskets 63 on the corresponding screw rods 2, then connecting the threaded sleeves 61 of the threaded fasteners 6 with the screw rods 2 in a threaded manner, and rotating the connecting blocks 62 of the threaded sleeves 61 to screw the threaded sleeves 61 in the direction of the second annular bulge 12 until the threaded sleeves 61 and the connecting blocks 62 push the gaskets 63 to the side, away from the first annular bulge 11, of the second annular bulge 12, at this time, the threaded fasteners 6 are not locked, and the screw rods 2 can rotate freely;
s3: sealing treatment: inserting the front end of a rubber strip 3 into a gap between one screw rod 2 and the bottom wall of the annular externally-arranged groove 4, and tightly abutting against the screw rod 2, then rotating the screw rod 2, moving the front end of the rubber strip 3 to the next screw rod 2 through friction force by the screw rod 2, so that the outer surface of the rubber strip 3 is tightly abutted against the outer peripheral surface of the next screw rod 2, sequentially rotating the screw rods 2 until the two ends of the rubber strip 3 are converged, filling the whole rubber strip 3 into the whole annular externally-arranged groove 4, and finally, plugging the front end of the rubber strip 3 into the annular internally-arranged groove 5, so that the two ends of the rubber strip 3 are tightly abutted against each other;
s4: fixing adjacent pipeline single bodies 1: screw fastener 6 screws up in proper order, before screwing up screw fastener 6 at every turn, need rotate screw rod 2 once more earlier, make rubber strip 3 tighten, be favorable to further improving the laminating degree of rubber strip 3 to 4 diapalls of annular externally-arranged groove, screw fastener 6 back screws up in proper order, screw fastener 6 locks first annular arch 11 and second annular arch 12 with corresponding screw rod 2, thereby accomplish the concatenation of pipeline monomer 1, adopt banding sealing layer, when simple to operate, also convenient to detach changes, after the sealing layer is ageing, need not to dismantle the pipeline alright accomplish the change of sealing layer.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A fire fighting pipe fitting, its characterized in that: the pipeline comprises a plurality of pipeline single bodies (1), wherein a first annular bulge (11) is fixedly sleeved on the outer peripheral surface of one end of each pipeline single body (1), a second annular bulge (12) is fixedly sleeved on the outer peripheral surface of the other end of each pipeline single body (1), and the outer diameter of each first annular bulge (11) is larger than that of each second annular bulge (12); in the adjacent pipeline single bodies (1), the first annular bulge (11) of one pipeline single body (1) is abutted with the second annular bulge (12) of the other pipeline single body (1); the first annular bulge (11) is provided with a plurality of screw rods (2), and the plurality of screw rods (2) are circumferentially distributed on the outer peripheral side of the single pipeline body (1); the plurality of screw rods (2) penetrate through the first annular bulge (11) along the direction parallel to the axis of the pipeline monomer (1) and are abutted against the outer peripheral side of the second annular bulge (12) of the other pipeline monomer (1); the threaded fasteners (1) are connected to the screw rods (2) in a threaded mode, and the threaded fasteners (1) and the screw rods (2) are used for locking first annular bulges (11) and second annular bulges (12) between the adjacent pipeline single bodies (1).
2. A fire fighting pipe as defined in claim 1, wherein: adjacent between pipeline monomer (1), annular outer groove (41) have all been seted up to one side that first annular arch (11) second annular arch (12) are close to each other, annular outer groove (41) of first annular arch (11) and annular outer groove (41) of second annular arch (12) splice each other and form annular outside groove (4) that the opening is outwards, be provided with the sealing layer in annular outside groove (4), the sealing layer is filled in annular outside groove (4).
3. A fire fighting pipe as defined in claim 2, wherein: the sealing layer is a rubber strip (3), and when the rubber strip (3) is arranged in the annular externally-arranged groove (4) in a surrounding mode, the peripheral surfaces of the plurality of screw rods (2) are tightly abutted to the outer surface of the rubber strip (3).
4. A fire fighting pipe as defined in claim 3, wherein: in the adjacent pipeline single bodies (1), an annular inner groove (51) is formed in one side, close to each other, of the first annular bulge (11) and the second annular bulge (12), the annular inner groove (51) is communicated with the annular outer groove (41), and the annular inner groove (51) of the first annular bulge (11) and the annular inner groove (51) of the second annular bulge (12) are spliced with each other to form an annular built-in groove (5) communicated with the annular built-in groove (4); two ends of the rubber strip (3) are stacked and tightly abutted, one end of the rubber strip (3) is arranged in the annular externally-arranged groove (4), and the other end of the rubber strip is plugged into the annular internally-arranged groove (5).
5. A fire fighting pipe as defined in claim 4, wherein: the outer surface of one end of the rubber strip (3) is gathered towards the bottom wall of the annular externally-arranged groove (4).
6. A fire fighting pipe as defined in claim 4, wherein: the two sides of one end of the rubber strip (3) are gathered towards the direction of mutual approaching.
7. A fire fighting pipe as defined in claim 1, wherein: the screw rod (2) is sleeved with a gasket (63), and the gasket (63) is located between the threaded fastener (6) and the first annular bulge (11).
8. A method of installing fire fighting pipe as defined in any one of claims 1 to 7, wherein: the method comprises the following steps:
s1: the adjacent pipeline single bodies (1) are butted: sequentially penetrating a plurality of screws (2) into corresponding prefabricated holes of the first annular bulge (11), and then butting two pipeline single bodies (1) to enable the first annular bulge (11) and the second annular bulge (12) of one pipeline single body (1) to be mutually abutted;
s2: adjacent pipeline single bodies (1) are pre-fixed: sequentially sleeving a plurality of gaskets (63) on the corresponding screw rods (2), and connecting the gaskets (63) with the screw rods (2) in a threaded manner through threaded fasteners (6), wherein the threaded fasteners (6) enable the gaskets (63) to abut against one side, away from the first annular bulge (11), of the second annular bulge (12);
s3: sealing treatment: inserting the front end of a rubber strip (3) into a gap between one screw (2) and the bottom wall of the annular externally-arranged groove (4) and tightly abutting against the screw (2), then rotating the screw (2), moving the front end of the rubber strip (3) to the next screw (2) through friction force by the screw (2), tightly abutting the outer surface of the rubber strip (3) against the outer peripheral surface of the next screw (2), sequentially rotating the screws (2) until the two ends of the rubber strip (3) are converged, filling the whole annular externally-arranged groove (4) with the whole rubber strip (3), and finally plugging the front end of the rubber strip (3) into the annular internally-arranged groove (5) to tightly abut against the two ends of the rubber strip (3);
s4: fixing adjacent pipeline single bodies (1): and (3) screwing the threaded fasteners (6) in sequence, and locking the first annular bulge (11) and the second annular bulge (12) with the corresponding screw rods (2) by the threaded fasteners (6) so as to complete the splicing of the pipeline single bodies (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529550.2A CN113154154B (en) | 2021-05-14 | 2021-05-14 | Fire-fighting pipe fitting and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529550.2A CN113154154B (en) | 2021-05-14 | 2021-05-14 | Fire-fighting pipe fitting and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113154154A true CN113154154A (en) | 2021-07-23 |
| CN113154154B CN113154154B (en) | 2022-02-11 |
Family
ID=76875223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110529550.2A Active CN113154154B (en) | 2021-05-14 | 2021-05-14 | Fire-fighting pipe fitting and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113154154B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669526A (en) * | 2021-08-20 | 2021-11-19 | 福建得乾集团有限责任公司 | Connection construction method for urban high-water-level large-diameter stainless steel pipeline |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200422136Y1 (en) * | 2006-05-04 | 2006-07-24 | 남순선 | Clamp coupling the gas pipe |
| CN203880272U (en) * | 2014-06-16 | 2014-10-15 | 山东球墨铸铁管有限公司 | Anti-disengaging connector structure for nodular cast iron pipe |
| CN104179979A (en) * | 2014-07-30 | 2014-12-03 | 东方电气集团东方汽轮机有限公司 | Seal structure for flange butt joint surface |
| CN109469730A (en) * | 2017-09-07 | 2019-03-15 | 瑞典爱立信有限公司 | Method and water-tight equipment for sealing |
| CN211649435U (en) * | 2019-12-30 | 2020-10-09 | 青岛家盛能源科技有限公司 | Welding interface is moulded to heat supply pipeline heat |
| CN212840145U (en) * | 2020-08-28 | 2021-03-30 | 胡彦华 | Polyurethane thermal insulation pipe for high-pressure foaming machine |
| CN212960341U (en) * | 2020-07-28 | 2021-04-13 | 安徽德士加新材料有限公司 | Material conveying pipeline convenient to connect |
| CN212960342U (en) * | 2020-08-04 | 2021-04-13 | 温州奥旭机械科技有限公司 | Flange convenient to install |
| CN213145677U (en) * | 2020-06-11 | 2021-05-07 | 广州海荣实业有限公司 | Flange quick connector structure |
-
2021
- 2021-05-14 CN CN202110529550.2A patent/CN113154154B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200422136Y1 (en) * | 2006-05-04 | 2006-07-24 | 남순선 | Clamp coupling the gas pipe |
| CN203880272U (en) * | 2014-06-16 | 2014-10-15 | 山东球墨铸铁管有限公司 | Anti-disengaging connector structure for nodular cast iron pipe |
| CN104179979A (en) * | 2014-07-30 | 2014-12-03 | 东方电气集团东方汽轮机有限公司 | Seal structure for flange butt joint surface |
| CN109469730A (en) * | 2017-09-07 | 2019-03-15 | 瑞典爱立信有限公司 | Method and water-tight equipment for sealing |
| CN211649435U (en) * | 2019-12-30 | 2020-10-09 | 青岛家盛能源科技有限公司 | Welding interface is moulded to heat supply pipeline heat |
| CN213145677U (en) * | 2020-06-11 | 2021-05-07 | 广州海荣实业有限公司 | Flange quick connector structure |
| CN212960341U (en) * | 2020-07-28 | 2021-04-13 | 安徽德士加新材料有限公司 | Material conveying pipeline convenient to connect |
| CN212960342U (en) * | 2020-08-04 | 2021-04-13 | 温州奥旭机械科技有限公司 | Flange convenient to install |
| CN212840145U (en) * | 2020-08-28 | 2021-03-30 | 胡彦华 | Polyurethane thermal insulation pipe for high-pressure foaming machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669526A (en) * | 2021-08-20 | 2021-11-19 | 福建得乾集团有限责任公司 | Connection construction method for urban high-water-level large-diameter stainless steel pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113154154B (en) | 2022-02-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8096591B2 (en) | Split joint restraint device with dual pipe size capability | |
| US20140360004A1 (en) | Self-restrained pipe joint method of assembly | |
| PT1769184E (en) | Reusable fitting for tubing | |
| CN113154154B (en) | Fire-fighting pipe fitting and installation method thereof | |
| JP2020075086A (en) | Sprinkler adapter and pipe plug | |
| KR101613466B1 (en) | Concrete pipe structural repair reinforcement construction method and structure constructed by the same | |
| EP3601864B1 (en) | Positive lock system for restrained joints of ductile iron spun pipes and fittings | |
| KR101207634B1 (en) | Three steps apparatus fixing joint of pipe under pressure by one touch and method constructing plastics pipes thereof | |
| US20180231145A1 (en) | Clamp-on directional anchor | |
| JP2009057714A (en) | Structure for connecting manhole and sewer main together | |
| US20130033033A1 (en) | Pipeline liner non-flange connection | |
| CA2732048C (en) | Split joint restraint device with dual pipe size capability | |
| KR20140026205A (en) | Three steps apparatus fixing joint of pipe under pressure by one touch and method constructing plastics pipes thereof | |
| US20120049515A1 (en) | Boltless Pipe Joint Assembly | |
| JP6465757B2 (en) | Pipe connection structure and pipe connection method in a manhole | |
| EP3256694B1 (en) | Modular tunnel lining system and method | |
| JP2007113644A (en) | Disengagement prevention structure of pipe joint and disengagement prevention enhancement method of pipe joint | |
| CN214947093U (en) | Connecting piece for assembly type building pipeline based on BIM technology | |
| CN217501692U (en) | Corrugated plate assembling structure for repairing railway tunnel | |
| JP3569101B2 (en) | Seismic connection structure for buried piping | |
| RU2280806C1 (en) | Flanged pipe joint | |
| JPH0131835Y2 (en) | ||
| KR20140027696A (en) | Apparatus fixing joint of pipe under pressure by one touch | |
| OA19798A (en) | Positive lock system for restrained joints of ductile iron spun pipes and fittings. | |
| KR20210150729A (en) | Pipe connection structure using flare member and pressure applying member |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |