CN210440769U - Combined electric shock prevention duplex pipe fitting - Google Patents

Combined electric shock prevention duplex pipe fitting Download PDF

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Publication number
CN210440769U
CN210440769U CN201921231114.1U CN201921231114U CN210440769U CN 210440769 U CN210440769 U CN 210440769U CN 201921231114 U CN201921231114 U CN 201921231114U CN 210440769 U CN210440769 U CN 210440769U
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China
Prior art keywords
pipe fitting
electric shock
connecting arm
dovetail groove
linking arm
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CN201921231114.1U
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Chinese (zh)
Inventor
冀雄
陈智勇
邓海亚
张云飞
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Era Co Ltd
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Yonggao Co Ltd
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Abstract

The utility model provides a modular protection against electric shock pair pipe fitting belongs to pipeline technical field. The double-linkage pipe fitting solves the technical problems that an existing double-linkage pipe fitting needs to be respectively assembled and connected with cold water and a hot water pipe, and due to the fact that the double-linkage pipe fitting is a unified whole, operation is inconvenient during assembly and connection, and the result that water is leaked obliquely or the assembly is unstable is likely to occur. This combination formula protection against electric shock pair pipe fitting, including two couplings that are used for connecting the water pipe, integrative injection moulding has the metal joint on the pipe coupling, the lateral surface of metal joint has the wiring hole that is used for connecting the electric potential wire, two have linking arm one and linking arm two on the pipe coupling respectively, linking arm one can with linking arm two-phase joint makes two the orientation of pipe coupling is unanimous. The utility model discloses it is convenient to have protection against electric shock function and assembly.

Description

Combined electric shock prevention duplex pipe fitting
Technical Field
The utility model belongs to the technical field of the pipeline, a modular protection against electric shock pair pipe fitting is related to.
Background
The duplex pipe fitting is one of the pipe fittings that the house ornamentation pipeline is commonly used, and it is often installed in the bathroom, and both ends are used for connecting cold water and hot-water line respectively, and the rethread metal internal thread is connected with muddy water valve and introduces tap or shower behind the hot and cold water mixture. In the conventional technology, the most common duplex pipe fitting is formed into an integrated structure through an injection molding process, and pipe fittings at two ends are fixed by using an intermediate bracket. However, when the toilet is used as a high-risk electric shock place, electric shock accidents occur frequently, and if electric leakage or electrostatic faults occur, the traditional duplex pipe does not have the function of preventing electric shock.
In order to solve the above problems, chinese patent No. CN208442446U discloses an internal thread water pipe joint with a silencing pipe, which includes a water pipe joint integrally injection-molded with an internal thread metal joint, one side of the water pipe joint is provided with a silencing pipe extension section along the water flow direction of the water pipe, and the tail end of the silencing pipe extension section is closed. The other technical scheme is that an internal thread metal joint is integrally formed in a water pipe joint in an injection molding mode, a metal lug is integrally arranged on the outer side face of the internal thread metal joint, a tightening threaded hole is axially formed in the outer end face of the metal lug, a wiring hole communicated with the inner end of the tightening threaded hole is radially formed in the outer side face of the metal lug, when the external thread metal joint is used, one end of a wire extends into the wiring hole, the tightening screw is screwed into the tightening threaded hole to tighten the wire, the other end of the wire is connected with an equipotential device which is pre-buried in a wall body and grounded, the connecting structure is safe and reliable, and the wire.
The duplex tube structure can effectively prevent the occurrence of personal electric shock safety accidents caused by electric leakage, thunder, static electricity and the like of an electric heater in a toilet. There are still some disadvantages: the duplex pipe fittings need to be respectively assembled and connected with the cold water pipe and the hot water pipe, and are unified and integral, so that the operation is inconvenient during the assembly and the connection, and the results of skew water leakage or unstable assembly can occur.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide a modular protection against electric shock pair pipe fitting, the utility model aims to solve the technical problem that: how to improve the assembly convenience and guarantee that the installation is stable.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a modular protection against electric shock pair pipe fitting, includes two coupling that are used for connecting the water pipe, integrative injection moulding has the metal joint on the coupling, the lateral surface of metal joint has the wiring hole that is used for connecting the electric potential wire, its characterized in that, two have linking arm one and linking arm two on the coupling respectively, linking arm one can with linking arm two phase joint makes two the orientation of coupling is unanimous.
Two couplings in the pair pipe fitting are generally used for respectively being connected with hot-water line and cold water pipe, integrative injection moulding has the metal joint on at least one coupling, and the metal joint generally has the internal thread, can insert the metal screw, and the lateral surface of metal joint sets up the wiring hole, and during metal conductor one end stretched into the wiring hole like this, fixed the wire, pre-buried equipotential device is connected to the wire other end, makes hot water flow path system equal with ground potential through the pair, can realize anti-electric shock function. Through setting up two coupling have linking arm one and linking arm two respectively, the orientation of two coupling when making linking arm one and linking arm two joint cooperation is unanimous, two coupling can be respectively in cold water pipe and hot-water line connection like this, can not appear assembling the problem not, adjustable linking arm one that has certain elasticity and linking arm two mutual joint when installing in place to guarantee overall structure stable.
In the combined electric shock prevention duplex pipe fitting, the end part of the first connecting arm is provided with the first dovetail groove and the first clamping block, the end part of the second connecting arm is provided with the second dovetail groove and the second clamping block, and the first clamping block, the second dovetail groove, the second clamping block and the first dovetail groove can be simultaneously clamped and matched. The first dovetail groove and the first fixture block are arranged at the end part of the first connecting arm, the second dovetail groove and the second fixture block are arranged at the end part of the second connecting arm, the first dovetail groove is matched with the second fixture block, and meanwhile the second dovetail groove is matched with the first fixture block, so that the clamping structure of the first connecting arm and the second connecting arm is centrosymmetric, the stress state and the strength of the first connecting arm and the second connecting arm are basically the same, the uniform strength effect is guaranteed, and the structural stability is improved.
In the combined electric shock prevention duplex pipe fitting, the inner side wall of the dovetail groove I is provided with a limiting plate, and when the fixture block II abuts against the limiting plate, the end surfaces of the two pipe joints are flush. Set up the limiting plate through the inside wall at dovetail one, the limiting plate when installation fixture block two and dovetail in leans on promptly represents the installation to standard unstressed state, provides the sign for the mounted position, improves the assembly convenience like this.
In the combined electric shock prevention duplex pipe fitting, the outer side surfaces of the first connecting arm and the second connecting arm are respectively provided with reinforcing ribs which are arranged in a staggered mode. The reinforcing ribs are arranged on the outer side surfaces of the first connecting arm and the second connecting arm in a staggered mode, so that the connecting strength of the first connecting arm and the second connecting arm can be improved, and the structural stability is improved.
In the combined electric shock prevention duplex pipe fitting, the first connecting arm and the second connecting arm are respectively provided with a mounting hole which is parallel to the first dovetail groove and the second dovetail groove. The first connecting arm and the second connecting arm are respectively provided with the mounting holes parallel to the first dovetail groove and the second dovetail groove, so that fasteners such as screws can penetrate through the mounting holes to fix the positions of the first connecting arm and the second connecting arm, relative movement of the first connecting arm and the second connecting arm is avoided, and structural stability is guaranteed.
Compared with the prior art, the utility model has the advantages as follows:
1. this combination formula protection against electric shock pair pipe fitting has linking arm one and linking arm two respectively through setting up two coupling, and the orientation of two coupling is unanimous when making linking arm one and linking arm two joint cooperation, and two coupling can be connected in cold water pipe and hot-water line respectively like this, can not appear assembling the problem not, and adjustable linking arm one that has certain elasticity and linking arm two mutual joint after the installation targets in place to guarantee overall structure stability.
2. This combination formula protection against electric shock pair pipe fitting sets up dovetail and fixture block one through the tip at linking arm one, sets up dovetail two and fixture block two at the tip of linking arm two, and dovetail one cooperates with fixture block two, and dovetail two cooperates with fixture block one simultaneously, and the joint structure of linking arm one and linking arm two is central symmetry like this, makes linking arm one and linking arm two stress state and intensity the same basically, and the even effect of guarantee intensity improves structural stability.
Drawings
Fig. 1 is a schematic perspective view of the assembled status of the assembled electric shock protection duplex pipe.
Fig. 2 is an explosion structure schematic diagram of the combined electric shock prevention duplex pipe fitting.
In the figure, 1, a pipe joint;
2. a metal joint; 21. a wiring hole;
3. a first connecting arm; 31. a first dovetail groove; 32. a first clamping block;
4. a second connecting arm; 41. a second dovetail groove; 42. a second clamping block; 43. a limiting plate;
5. reinforcing ribs; 6. and (7) installing holes.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the combined electric shock prevention duplex pipe fitting comprises two pipe joints 1 used for connecting water pipes, a metal joint 2 is integrally formed on the pipe joint 1 in an injection molding mode, wiring holes 21 used for connecting potential wires are formed in the outer side face of the metal joint 2, a first connecting arm 3 and a second connecting arm 4 are respectively arranged on the two pipe joints 1, and the first connecting arm 3 can be clamped with the second connecting arm 4 and enables the orientation of the two pipe joints 1 to be consistent. Two coupling 1 in the pair pipe fitting generally are used for respectively being connected with hot-water line and cold water pipe, integrative injection moulding has metal joint 2 on at least one coupling 1, metal joint 2 generally has the internal thread, can insert the metal screw, metal joint 2's lateral surface sets up wiring hole 21, during metal conductor one end stretched into wiring hole 21 like this, it is fixed with the wire, pre-buried equipotential device is connected to the wire other end, make hot water flow path system equal through pair and ground potential, can realize the anti-electric shock function. Through setting up two coupling 1 and having linking arm 3 and linking arm two 4 respectively, two coupling 1's orientation when making linking arm 3 and linking arm two 4 joint cooperation is unanimous, two coupling 1 can be respectively in cold water pipe and hot-water line connection like this, can not appear assembling the problem not, adjustable linking arm 3 and the mutual joint of linking arm two 4 that have certain elasticity after the installation targets in place to guarantee overall structure stably. Further, the end part of the connecting arm I3 is provided with a dovetail groove I31 and a fixture block I32, the end part of the connecting arm II 4 is provided with a dovetail groove II 41 and a fixture block II 42, and the fixture block I32, the dovetail groove II 41, the fixture block II 42 and the dovetail groove I31 can be simultaneously in snap fit. The first dovetail groove 31 and the first fixture block 32 are arranged at the end part of the first connecting arm 3, the second dovetail groove 41 and the second fixture block 42 are arranged at the end part of the second connecting arm 4, the first dovetail groove 31 is matched with the second fixture block 42, and meanwhile, the second dovetail groove 41 is matched with the first fixture block 32, so that the clamping structure of the first connecting arm 3 and the second connecting arm 4 is centrosymmetric, the stress state and the strength of the first connecting arm 3 and the second connecting arm 4 are basically the same, the uniform strength effect is guaranteed, and the structural stability is improved. The inner side wall of the dovetail groove I31 is provided with a limiting plate 43, and when the second clamping block 42 abuts against the limiting plate 43, the end surfaces of the two pipe joints 1 are flush. Through the inside wall at dovetail 31 sets up limiting plate 43, when the second 42 of installation fixture block leans on with the limiting plate 43 in the dovetail 31 promptly and represents the installation to the stress-free state of standard, for the mounted position provides the sign, improves the assembly convenience.
As shown in fig. 1 and 2, the outer side surfaces of the connecting arm I3 and the connecting arm II 4 are respectively provided with reinforcing ribs 5 which are arranged in a staggered mode. The reinforcing ribs 5 which are arranged in a staggered mode are arranged on the outer side faces of the first connecting arm 3 and the second connecting arm 4, so that the connecting strength of the first connecting arm 3 and the second connecting arm 4 can be improved, and the structural stability is improved. The connecting arm I3 and the connecting arm II 4 are respectively provided with a mounting hole 6 which is respectively parallel to the dovetail groove I31 and the dovetail groove II 41. Through set up the mounting hole 6 parallel with dovetail 31 and dovetail two 41 on connecting arm 3 and connecting arm two 4 respectively, accessible fasteners such as screw pass mounting hole 6 like this, with the fixed position of connecting arm 3 and connecting arm two 4, avoid connecting arm 3 and connecting arm two 4 relative motion, guarantee structural stability.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (5)

1. The utility model provides a modular protection against electric shock pair pipe fitting, includes two coupling (1) that are used for connecting the water pipe, integrative injection moulding has metal joint (2) on coupling (1), the lateral surface of metal joint (2) has wiring hole (21) that are used for connecting the electric potential wire, its characterized in that, two coupling (1) is last to have linking arm one (3) and linking arm two (4) respectively, linking arm one (3) can with linking arm two (4) looks joint makes two the orientation of coupling (1) is unanimous.
2. The combined electric shock prevention duplex pipe fitting is characterized in that the end part of the connecting arm I (3) is provided with a dovetail groove I (31) and a fixture block I (32), the end part of the connecting arm II (4) is provided with a dovetail groove II (41) and a fixture block II (42), and the fixture block I (32) and the dovetail groove II (41) and the fixture block II (42) and the dovetail groove I (31) can be simultaneously clamped and matched.
3. The combined electric shock prevention duplex pipe fitting as claimed in claim 2, wherein the inner side wall of the dovetail groove I (31) is provided with a limiting plate (43), and when the second clamping block (42) abuts against the limiting plate (43), the end surfaces of the two pipe joints (1) are flush.
4. The combined electric shock preventing duplex pipe fitting as claimed in claim 1, 2 or 3, wherein the outer side surfaces of the first connecting arm (3) and the second connecting arm (4) are provided with reinforcing ribs (5) which are arranged in a staggered mode.
5. The combined electric shock prevention duplex pipe fitting is characterized in that the connecting arm I (3) and the connecting arm II (4) are respectively provided with a mounting hole (6) which is parallel to the dovetail groove I (31) and the dovetail groove II (41).
CN201921231114.1U 2019-07-31 2019-07-31 Combined electric shock prevention duplex pipe fitting Active CN210440769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921231114.1U CN210440769U (en) 2019-07-31 2019-07-31 Combined electric shock prevention duplex pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921231114.1U CN210440769U (en) 2019-07-31 2019-07-31 Combined electric shock prevention duplex pipe fitting

Publications (1)

Publication Number Publication Date
CN210440769U true CN210440769U (en) 2020-05-01

Family

ID=70407311

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921231114.1U Active CN210440769U (en) 2019-07-31 2019-07-31 Combined electric shock prevention duplex pipe fitting

Country Status (1)

Country Link
CN (1) CN210440769U (en)

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Address after: Huangyan Economic Development Zone, Taizhou City, Zhejiang province 318020 Dai Xi Road No. 2

Patentee after: Ad Co.,Ltd.

Address before: Huangyan Economic Development Zone, Taizhou City, Zhejiang province 318020 Dai Xi Road No. 2

Patentee before: YONGGAO Co.,Ltd.