CN210779938U - Reducing pipe joint and box joint structure special for concrete - Google Patents
Reducing pipe joint and box joint structure special for concrete Download PDFInfo
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- CN210779938U CN210779938U CN201921965812.4U CN201921965812U CN210779938U CN 210779938 U CN210779938 U CN 210779938U CN 201921965812 U CN201921965812 U CN 201921965812U CN 210779938 U CN210779938 U CN 210779938U
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Abstract
A reducing pipe joint and box joint structure special for concrete relates to the field of pre-buried installation of building electric wire pipelines, and is characterized in that a bell mouth is arranged at a pipe joint and box joint inlet, the bell mouth is gradually reduced inwards to form a structure with a large outside and a small inside, the electric wire pipeline is pushed to the optimal position of the bottom of the pipe joint and the box joint by means of strong force, gapless connection is generated between the electric wire pipeline and the pipe joint and the box joint, and the reducing pipe joint and the box joint structure are firm and firm, and achieve the purposes of no pipe drop, no water slurry inflow and no pipe blockage. The hammer expansion extrusion type connecting and fixing method changes the original construction method, changes the working mode, replaces the traditional free connecting screw fixing method, does not need to twist screws or tie adhesive tapes, saves working hours, improves working efficiency, reduces repeated construction, improves engineering quality, promotes green construction, and has great market prospect in application.
Description
Technical Field
The utility model relates to a pre-buried installation field of building electric wire pipeline especially relates to a dedicated reducing pipe connector of concrete, box tying structure, the tubular metal resonator and the iron pipe of the various models of mainly used.
Background
The building engineering electric wire pipeline is the indispensable part in the building engineering, can divide into forceful electric power circuit pipeline and light current circuit pipeline according to the function, can divide into metal iron pipe and plastic tubing according to the material, and the current electric wire pipeline installation technique adopts pre-buried or grooved laying mode more, buries in concrete or mortar mostly. In the construction of the building, the laying of the line pipes is finished once before the concrete is not poured, and then the concrete is poured. Present pipe connector, box connects and the spool is the equal diameter pipe, and the pipe connector, the internal diameter that the box connects all is greater than the external diameter of spool, form very big clearance between the two, lead to in the construction of building, connection between the spool, all very not hard up is connected between line box and the spool, need use the screw fixation, and seal with the sticky tape, so take off the pipe easily appears pouring the concrete in-process, the clearance is too big, the parcel is not tight, lead to in a large amount of grout entering pipeline, the problem of serious stifled pipe appears, stifled pipe not only brings a large amount of repeated constructions simultaneously, and produce a lot of dust waste residues, be unfavorable for the environmental protection requirement, new consumptive material expenditure has been increased again, influence engineering quality.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a dedicated reducing pipe connector of concrete, box connect structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a dedicated reducing pipe joint structure of concrete, includes the pipe joint, the both ends head import department of pipe joint is equipped with the horn mouth, the centre is equipped with the middle fender groove of pipe joint, and the internal diameter of pipe joint reduces gradually to middle fender groove by the inner port of the horn mouth of both ends head, forms the structure that the pipe joint both ends import department internal diameter is big, middle internal diameter is little to the internal diameter of horn mouth equals the external diameter with the electric wire pipeline of pipe joint connection, reduces gradually inwards and forms the structure that electric wire pipeline external diameter is big, the pipe joint internal diameter is little.
The end part of the electric wire pipeline is pushed into the pipe joint from the bell mouth to the middle baffle groove of the pipe joint, the electric wire pipeline is extruded and deformed in the pipe joint, and the electric wire pipeline and the pipe joint form seamless hammer expansion extrusion connection.
The middle baffle groove of the pipe joint is a groove which is formed by annularly inwards sinking along the outer surface of the pipe joint, and the inner surface of the pipe joint outwards bulges corresponding to the groove to form a baffle rib.
The utility model provides a dedicated reducing box of concrete connects structure, includes the box and connects, the box connects including box joint and the box nut that corresponds the screw thread grafting in the box connects.
The inner diameter of the inner port of the horn mouth is equal to the outer diameter of an electric wire pipeline which is connected to the box joint in a press fit mode, and the inner diameter of the electric wire pipeline is gradually reduced inwards to form a structure with a large outer diameter and a small inner diameter; the inner side surface of the inner end of the box joint is sleeved with internal threads which are matched with the external threads of the box joint screw cap to be in threaded connection.
One end of the electric wire pipeline is pushed into the box joint connected with the box through the horn mouth to the inner port of the box joint, the electric wire pipeline is extruded and deformed in the box joint, and the electric wire pipeline and the box joint form seamless hammer expansion extrusion connection.
The box joint is located the lateral surface of the interface of line box, and box connecting nut is located the medial surface of the interface of line box, and the inner port that the box connects supports on the interface of line box to through passing the box connecting nut fastening of interface on line box.
And a fixed switch socket nut is arranged on the wire box.
Compared with the prior art, the utility model has the following characteristics and beneficial effect:
the method comprises the following steps that 1, a bell mouth is arranged at an inlet of an original pipe joint and box joint, the inner diameter of an inner port of the bell mouth is equal to the outer diameter of a wire pipeline, and is gradually reduced inwards, the inner diameters of the pipe joints and the box joints of different types are reduced to be smaller than the outer diameter of the wire pipeline of the corresponding type, namely the inner diameters of the pipe joints and the box joints of different types except the inner diameter of the bell mouth at the inlet are equal to the outer diameter of the wire pipeline of the corresponding type, and the inner diameters of other positions are smaller than the outer diameter of the wire pipeline of the corresponding type to form a structure with a large outer part and a small inner part.
2, the size of the pipe joint is lengthened on the basis of the original pipe joint and box joint, the length of the pipe joint is increased to better enlarge the contact area of the pipe joint and increase the firmness of the pipe joint, and the pipe joint is not afraid of vibration and mechanical strong vibration and plays a role in preventing pipe falling.
3, the utility model discloses not only having reduced the repeated construction to the improvement that pipe connector and box connect, having changed construction method moreover, improved work efficiency, improved engineering quality, and be favorable to the environmental protection, promote green construction, its application can change whole concrete current situation, is the urgent need update product on the building market, and market prospect is huge.
Drawings
Fig. 1 is a schematic view of a pipe joint.
Fig. 2 is a schematic structural diagram of the box connection.
Fig. 3 is a sectional view of the pipe joint being connected to the electric wire conduit.
Fig. 4 is a cross-sectional view of the box-to-wire connection with the wire conduit.
Fig. 5 is a structural schematic of the connection between the electric wire conduit and the cassette, pipe joint, and wire cassette.
Reference numerals: the device comprises a pipe joint 1, a pipe joint 2, a horn mouth 3, a pipe joint middle retaining groove 4, a box joint 5, a box joint nut 5, an electric wire pipeline 6, a wire box 7, a fixed switch socket nut 8 and a box joint 9.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and accompanying drawings, which are a reducing pipe joint and a box joint structure for concrete:
first embodiment referring to fig. 3, a reducing pipe joint structure special for concrete includes a pipe joint 1 and a wire pipeline 6 connected to the pipe joint 1; the wire conduit 6 is an equal diameter pipe.
Referring to fig. 1, bell mouths 2 are arranged at inlets of two ends of the pipe joint 1, a pipe joint middle baffle groove 3 is arranged in the middle of the pipe joint 1, the inner diameter of the pipe joint 1 is gradually reduced from inner ports of the bell mouths 2 at the two ends to the middle baffle groove 3, a structure that the inner diameter of the inlets of the two ends of the pipe joint 1 is large and the inner diameter of the middle of the pipe joint 1 is small is formed, the inner diameter of the inner port of the bell mouth 2 is equal to the outer diameter of the electric wire pipeline 6, and the inner diameter of the electric wire pipeline 6 is gradually reduced; the pipe joint middle baffle groove 3 is a groove which is formed by annularly inwards sinking along the outer surface of the pipe joint 1, and the inner surface of the pipe joint 1 outwards bulges corresponding to the groove to form a baffle rib; the arrangement of the pipe joint middle baffle groove 3 prevents the influence of overlarge striking force and overlong press-fitting length on the electric wire pipeline on the other side on the press-fitting connection length of the electric wire pipeline on the other side, and further ensures the firmness of the press-fitting connection of the electric wire pipelines on the two sides of the pipe joint; the wall thickness at the flare is provided with two conditions: the wall thickness of the bell mouths 2 at two ends of the pipe joint 1 is smaller than that of other positions; and the other is that the wall thickness of the bell mouths 2 at the two ends of the pipe joint 1 is equal to the wall thickness of other positions.
The end part of the electric wire pipeline 6 is pushed into the pipe joint 1 from the bell mouth 2 to the middle stopping groove 3 of the pipe joint, the electric wire pipeline 6 is extruded and deformed in the pipe joint 1, and the electric wire pipeline 6 and the pipe joint 1 form seamless hammer expansion extrusion connection.
The utility model discloses pipe connector 1 of reducing has changed the inner structure of original pipe connector, makes its and the outer diameter looks adaptation of the electric wire pipeline who corresponds the model, plays seamless connection, and is firm, is not afraid of vibrations and mechanical vibrations to reach not taking off the pipe, not advance grout, the purpose of not stifled pipe.
Embodiment two is shown in fig. 4, a special reducing box connection structure of concrete, its characterized in that: comprises a wire box 7 pre-embedded in concrete, a box connector 4 connected on the wire box 7 by screw thread, and a press-fit combined connection
A wire duct 6 on the box 4; the wire conduit 6 is an equal diameter pipe.
Referring to fig. 2, the box connector 4 comprises a box connector 9 and a box connector nut 5 which is inserted into the box connector 9 in a corresponding threaded manner; the inlet of the outer end head of the box joint 9 is provided with a bell mouth 2, the inner diameter of the box joint 9 is gradually reduced from the inner end opening of the bell mouth 2 at the inlet to the outlet, so that a structure that the inner diameter of the inlet of the box joint 9 is large and the inner diameter of the outlet is small is formed, the inner diameter of the inner end opening of the bell mouth 2 is equal to the outer diameter of the electric wire pipeline 6, and the inner diameter is gradually reduced inwards to form a structure that the outer diameter of the electric wire pipeline 6 is large and the inner diameter; the inner side surface of the inner end of the box joint 9 is sleeved with internal threads and is in threaded connection with the external threads of the box joint nut 5 in a matching manner, so that the connection is simple, convenient and quick; the wall thickness at the flare is provided with two conditions: the wall thickness of the bell mouth 2 of the outer end of the box joint 9 of the box joint 4 is smaller than that of other positions; the other is that the wall thickness of the bell mouth 2 of the outer end head of the box joint 9 of the box joint 4 is equal to the wall thickness of other positions.
One end of the electric wire pipeline 6 is pushed into the box joint 9 of the box joint 4 from the bell mouth 2 to the inner port of the box joint 9, the electric wire pipeline 6 is extruded and deformed in the box joint 9, and the electric wire pipeline 6 and the box joint 9 form seamless hammer expansion extrusion connection; the box joint 9 is positioned on the outer side surface of the interface of the wire box 7, the box connecting nut 5 is positioned on the inner side surface of the interface of the wire box 7, the inner port of the box joint 9 abuts against the interface of the wire box 7, and the box connecting nut 5 penetrating through the interface is fastened on the wire box 7; and a fixed switch socket nut 8 is arranged on the wire box 7.
The utility model discloses the box of reducing connects 4 and has changed original box and connect inner structure, makes its and the outer diameter looks adaptation of the electric wire pipeline who corresponds the model, plays seamless connection, and is firm, is not afraid of vibrations and mechanical vibrations to reach not taking off the pipe, not intake mud, the purpose of not stifled pipe.
Referring to fig. 5, the utility model discloses a construction operation method: putting one end of a wire pipeline into a reducing pipe connector or a bell mouth of a box connector, striking the other end of the wire pipeline, strongly pushing the wire pipeline to a middle baffle groove of the pipe connector or the bottom of the box connector, or clamping the wire pipeline by using a pipe wrench, striking the other end of the pipe wrench by using a hammer, and forcibly extruding the wire pipeline to the optimal position of the bottom of the pipe connector or the box connector; this kind of method that the extrusion formula of hammering expands is connected fixedly has changed original construction method, has changed working method, the utility model discloses the extrusion formula of hammering expands is connected fixed method and has replaced traditional free connection screw fixation method, need not turn round the screw, does not bundle the sticky tape, has practiced thrift man-hour, convenient express delivery again promptly, has improved work efficiency greatly, has reduced the repeated construction, has improved engineering quality, promotes green construction, and its application will have very big market prospect.
The present invention is not limited to the above preferred embodiments, and any person can teach the present invention
The utility model can obtain other products in various forms, but no matter the shape or the structure of the product is changed, the technical proposal which is the same as or similar to the utility model is all within the protection scope of the utility model.
Claims (8)
1. The utility model provides a dedicated reducing pipe joint structure of concrete which characterized in that: the pipe joint comprises a pipe joint (1), bell mouths (2) are arranged at inlets of two ends of the pipe joint (1), a pipe joint middle baffle groove (3) is arranged in the middle of the pipe joint, the inner diameter of the pipe joint (1) is gradually reduced from inner ports of the bell mouths (2) of the two ends to the middle baffle groove (3), a structure that the inner diameter of the inlets of the two ends of the pipe joint (1) is large and the middle inner diameter is small is formed, the inner diameter of the inner ports of the bell mouths (2) is equal to the outer diameter of a wire pipeline (6) connected with the pipe joint (1), and the structure that the outer diameter of the wire pipeline (6) is large and the inner diameter of the.
2. The reducing pipe joint structure special for concrete according to claim 1, wherein: the end part of the electric wire pipeline (6) is pushed into the pipe connector (1) from the bell mouth (2) to the middle baffle groove (3) of the pipe connector, the electric wire pipeline (6) is extruded and deformed in the pipe connector (1), and the electric wire pipeline (6) and the pipe connector (1) form seamless hammering expansion extrusion connection.
3. The reducing pipe joint structure special for concrete according to claim 1, wherein: the middle baffle groove (3) of the pipe joint is a groove which is formed by annularly inwards sinking along the outer surface of the pipe joint (1), and the inner surface of the pipe joint (1) outwards bulges corresponding to the groove to form a baffle rib.
4. The utility model provides a dedicated reducing box of concrete connects structure which characterized in that: the box-type connector comprises a box connector (4), wherein the box connector (4) comprises a box connector (9) and a box connector nut (5) which is inserted into the box connector (9) in a corresponding threaded manner.
5. The special reducing box connection structure for concrete according to claim 4, wherein: the inlet of the outer end head of the box joint (9) is provided with a bell mouth (2), the inner diameter of the box joint (9) is gradually reduced from the inner port of the bell mouth (2) at the inlet to the outlet to form a structure that the inner diameter of the inlet of the box joint (9) is large and the inner diameter of the outlet is small, the inner diameter of the inner port of the bell mouth (2) is equal to the outer diameter of a wire pipeline (6) which is connected to the box joint (9) in a press fit manner, and the inner diameter of the wire pipeline (6) is gradually reduced inwards to form a structure that the outer diameter of the wire pipeline (6) is large and;
the inner side surface of the inner end of the box joint (9) is sleeved with internal threads and is in threaded connection with the external threads of the box joint nut (5) in a matching mode.
6. The special reducing box connection structure for concrete according to claim 5, wherein: one end of the electric wire pipeline (6) is pushed into the box joint (9) of the box joint (4) from the horn mouth (2) to the inner port of the box joint (9), the electric wire pipeline (6) is extruded and deformed in the box joint (9), and the electric wire pipeline (6) and the box joint (9) form seamless hammering expansion extrusion connection.
7. The special reducing box connection structure for concrete according to claim 6, wherein:
the box joint (9) is positioned on the outer side surface of the interface of the wire box (7), and the box joint nut (5) is positioned on the wire box (7)
The inner port of the box joint (9) is abutted against the interface of the wire box (7) and is fastened on the wire box (7) through a box joint nut (5) penetrating through the interface.
8. The special reducing box-connecting structure for concrete according to claim 7, wherein: and a fixed switch socket nut (8) is arranged on the wire box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921965812.4U CN210779938U (en) | 2019-11-14 | 2019-11-14 | Reducing pipe joint and box joint structure special for concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921965812.4U CN210779938U (en) | 2019-11-14 | 2019-11-14 | Reducing pipe joint and box joint structure special for concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210779938U true CN210779938U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921965812.4U Active CN210779938U (en) | 2019-11-14 | 2019-11-14 | Reducing pipe joint and box joint structure special for concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210779938U (en) |
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- 2019-11-14 CN CN201921965812.4U patent/CN210779938U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220908 Address after: No. 150 Zhang Xiaoying, Chaoyang Community Residential Committee, Taihu West Road, Shushan District, Hefei City, Anhui Province, 230031 Patentee after: Hefei Tianweng Construction Technology Co.,Ltd. Address before: 246631 Shi Guan Xiang Zhang Jia Cun, Yuexi County, Anqing City, Anhui Province Patentee before: Wang Dongsheng |