CN111594686A

CN111594686A - Anti-sinking and anti-pulling clamping pressure pipe joint for metal water pipe

Info

Publication number: CN111594686A
Application number: CN202010549354.7A
Authority: CN
Inventors: 王欣怡
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-08-28

Abstract

The invention provides an anti-sinking and anti-pulling clamping and pressing pipe joint of a metal water pipe, and belongs to the technical field of water system diversion auxiliary equipment. The water distributor solves the problems that an existing water distributor is connected with a pipeline, assembly connection is inconvenient, connection is unstable, and the joint is prone to leakage. This metal water pipe prevents sinking and prevents card pressure coupling of drawing, including inlet tube and shunt tubes, the inlet end of every shunt tubes communicates each other and forms the influent intersection, and the outlet end of inlet tube communicates in the influent intersection of every outlet tube, all is equipped with bellows portion on inlet tube and every shunt tubes with this root inlet tube intercommunication, and the inlet end of inlet tube and the outlet end of every outlet tube all are provided with the axial butt joint structure that is used for being connected with pipeline axial quick. The invention has stable and compact axial relative connection, is not easy to radially shift, is not influenced by the axial influence of sinking extrusion or inclined stretching of a building, can bear the external force action of 5mpa, and has stable structure and long service life.

Description

Anti-sinking and anti-pulling clamping pressure pipe joint for metal water pipe

Technical Field

The invention belongs to the technical field of water system diversion auxiliary equipment, and relates to a pressure clamping pipe joint for preventing a metal water pipe from sinking and pulling.

Background

The pipe joint is a water distributing and collecting device used for connecting water supply and return water of each pipeline in a water system, and is divided into a flow divider and a flow collector according to the water supply and return water, wherein the pipe joint is called a flow divider or a flow collecting divider and is commonly called a flow divider.

For example, chinese patent literature discloses a water separator [ application number: 201820845977.7, respectively; authorization notice number: CN208252832U ], which comprises: main water knockout drum and from the water knockout drum: the main water distributor and the secondary water distributor are hollow cylinders, and one end of the main water distributor is provided with a conical tooth; the secondary water distributor is welded on the main water distributor along the radial direction of the main water distributor; the radial section of one side of the tapered teeth of the main water distributor is hexagonal; one end of the main water distributor provided with the cone teeth is connected with the main water pipe through a connecting pipe; the other end of the secondary water separator is connected with a water inlet of the gate valve; and the water outlet of the gate valve is connected with a water meter.

In the structure, the main water distributor is connected with the pipeline, the assembly connection is inconvenient, the connection is unstable, when the water distributor is used for a long time, a building sinks or inclines under the influence of the dead weight of the building, the relative connection position of the pipeline and the main water distributor is extruded or inclined and stretched under the influence of the sinking of the building, the connection position is extruded, staggered and cracked to leak relatively easily, the sealing effect of the connection position can be influenced, the connection position leaks easily, and water supply safety accidents easily occur.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides the anti-sinking and anti-pulling clamping and pressing pipe joint for the metal water pipe, which has the advantages of simple structure, convenience in assembly, stable connection and difficulty in causing connection leakage at the joint of a flow divider and a pipeline under the influence of sinking extrusion or inclined stretching of a building.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a metal water pipe prevents sinking and prevents card pressure coupling of drawing, includes an inlet tube and a plurality of shunt tubes, the one end of inlet tube and the one end of every shunt tube be the inlet end, the other end of inlet tube and the other end of every shunt tube be out the liquid outlet end, the inlet end of every shunt tube communicates each other and forms the influent stream intersection, the outlet end of inlet tube communicate in the influent stream intersection of every shunt tube, inlet tube and with this every shunt tube of inlet tube intercommunication on all be equipped with bellows portion, a serial communication port, the inlet end of inlet tube and the liquid outlet end of every shunt tube all be provided with the axial butt joint structure that is used for being connected with pipeline axial quick.

This metallic water pipe prevents sinking and prevents the effect of card pressure coupling of drawing is arranged in water system reposition of redundant personnel, is provided with bellows portion in order to adapt to because the tensile axial influence of building sinking extrusion or slope, is difficult for appearing the circumstances such as extrusion dislocation leakage, tensile fracture leakage with the junction of pipeline, sets up axial butt joint structure, is used for linking firmly with the relative axial of pipeline through axial butt joint structure, and connection structure is stable, convenient loading and unloading, connects inseparable difficult radial displacement, long service life.

In the above-mentioned anti-sinking and anti-pulling pipe joint, the axial butt joint structure comprises a pipe joint which is arranged at the liquid inlet end of the inflow pipe and the liquid outlet end of each shunt pipe, when the liquid inlet end of the inflow pipe and the liquid outlet end of each shunt pipe are quickly connected with the axial direction of the pipeline, the axial direction of the pipeline is inserted in the pipe joint, and the pipeline and the pipe joint are in interference fit. The pipe joint and the pipeline are axially inserted, assembled and in interference connection, the assembling mode is simple, and axial assembly and fixed connection can be quickly formed.

In foretell a metal water pipe prevents sinking and prevents the card pressure coupling of drawing, the tip of coupling have and be the joint groove that annular evagination deformation by the coupling body, the joint inslot be provided with size, shape and joint groove assorted sealing ring, when the liquid outlet end of the inlet port end of inflow pipe and every shunt tubes was used for with pipeline axial high-speed joint, this pipeline axial is pegged graft in the coupling, the joint groove of this coupling makes sealing ring deformation sealed support by external force compression deformation and forms sealed linking firmly between joint groove, pipeline. The deformation of the clamping groove enables the sealing ring to be in sealing fit with the corresponding radial position of the pipeline in the axial plugging process, the connection is stable, the sealing ring is not easy to break away, and the service life is long.

In the anti-sinking and anti-pulling clamping pressure pipe joint for the metal water pipe, the axial cross section of the clamping groove of the pipe joint is in a C shape, and arc transition is formed between two ends of the groove wall of the clamping groove and the pipe joint. The purpose that sets up like this is the relative axial grafting screens that make things convenient for joint groove and corresponding pipeline, convenient assembly.

In the anti-sinking and anti-pulling clamping pressure pipe joint for the metal water pipe, the wave crests and the wave troughs of the corrugated pipe part are vertical to the axial direction of the corrugated pipe part, the wave crests and the wave troughs are both annular corrugations, the wave crests and the wave troughs are axially distributed in parallel and alternately, and the wave crests and the wave troughs are distributed at the same interval in the opposite direction. The axial deformation range of the axial stretching or axial compression of the wave crests and the wave troughs is large, the axial parallel alternate distribution of the wave crests and the wave troughs can ensure that the axial deformation stress of the axial stretching or axial compression of the wave crests and the wave troughs is uniform, the service life is long, and the corrugated pipe part can be bent, twisted, stretched and compressed.

In the anti-sinking and anti-pulling clamping pressure pipe joint for the metal water pipe, the axial cross sections of the wave crests and the wave troughs in the corrugated pipe part are C-shaped, the wave crests and the wave troughs are arranged in opposite directions, and the end surfaces of the wave crests and the end surfaces of the wave troughs are distributed in a tangent mode. The purpose that sets up like this makes crest and trough tensile, compressive deformation ability reinforce, and during crest and trough tensile or compressive deformation, be difficult for appearing mechanical fatigue, long service life.

In the anti-sinking and anti-pulling clamping and pressing pipe joint for the metal water pipe, the diameter of the flow inlet pipe is larger than that of the shunt pipes, and the diameters of all the shunt pipes are arranged in the same way. The purpose of this setting is the reposition of redundant personnel of convenient pipeline, makes the pressure in shunt tubes even.

The pipe joints arranged at the liquid inlet end of the inflow pipe and the liquid outlet end of each shunt pipe can be provided with movable joint sleeves which can be provided with external threads for being spirally connected with the pipeline; the loose joint sleeve can also be provided with internal threads for being in threaded connection with a pipeline.

Compared with the prior art, the anti-sinking and anti-pulling clamping pressure pipe joint of the metal water pipe has the advantages that: structural design is reasonable, simple, and the axial is connected stably closely relatively, and is difficult for radially shifting, does not receive the building to sink the tensile axial influence of extrusion or slope, can bear 5mpa exogenic actions, is difficult for appearing the extrusion dislocation and leaks, the condition such as tensile fracture leakage, and structural stability is high, and long service life is applicable to 360 degrees angular installation and uses, and this bellows portion can turn round, can twist, can stretch, can compress.

Drawings

Fig. 1 is a schematic perspective view of a metal water pipe anti-sinking and anti-pulling pipe clamping and pressing joint according to a first embodiment.

Fig. 2 is a schematic perspective view of the anti-sinking and anti-pulling pipe clamping joint according to the second embodiment.

Fig. 3 is a schematic perspective view of a metal water pipe anti-sinking and anti-pulling clamp-press pipe joint according to a third embodiment.

In the figure, 1, an inflow pipe; 2. a shunt tube; 3. a liquid inlet end; 4. a liquid outlet end; 5. an inflow junction; 6. a bellows portion; 6a, wave crest; 6b, wave trough; 7. a pipe joint; 8. a clamping groove; 9. and (4) a sealing ring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

The first embodiment is as follows: as shown in fig. 1, this metallic water pipe prevents sinking and prevents card pressure coupling of pulling mainly comprises an inlet tube 1 and four shunt tubes 2, the one end of inlet tube 1 and the one end of every shunt tube 2 are inlet end 3, the other end of inlet tube 1 and the other end of every shunt tube 2 are outlet end 4, inlet end 3 of every shunt tube 2 communicates each other and forms inflow intersection 5, inlet end 4 of inlet tube 1 communicates in inflow intersection 5 of every shunt tube 2, all be equipped with bellows portion 6 on inlet tube 1 and every shunt tube 2 that communicates with this inlet tube 1, inlet end 3 of inlet tube 1 and the outlet end 4 of every shunt tube 2 all are provided with the axial butt joint structure that is used for being connected with the pipeline axial fast.

In actual manufacturing, the specific implementation of the axial butt joint structure is as follows: the liquid inlet end 3 of the inlet pipe 1 and the liquid outlet end 4 of each shunt pipe 2 are respectively provided with a pipe joint 7, when the liquid inlet end 3 of the inlet pipe 1 and the liquid outlet end 4 of each shunt pipe 2 are used for being axially and quickly connected with a pipeline, the pipeline is axially inserted into the pipe joint 7, and the pipeline is in interference fit with the pipe joint 7; specifically speaking: the end part of the pipe joint 7 is provided with a clamping groove 8 which is annularly and convexly deformed by a pipe joint 7 body, a sealing ring 9 with the size and the shape matched with the clamping groove 8 is arranged in the clamping groove 8, when the liquid inlet end 3 of the liquid inlet pipe 1 and the liquid outlet end 4 of each flow division pipe 2 are used for being axially and quickly connected with a pipeline, the pipeline is axially inserted in the pipe joint 7, and the clamping groove 8 of the pipe joint 7 is compressed and deformed by external force to enable the sealing ring 9 to be deformed, sealed and abutted against the clamping groove 8 and the pipeline to form sealed and fixed connection; in practical application, the axial cross section of the clamping groove 8 of the pipe joint 7 is in a C-shaped shape, and two ends of the groove wall of the clamping groove 8 are in arc transition with the pipe joint 7.

In actual manufacturing, the wave crests 6a and the wave troughs 6b of the corrugated pipe part 6 are vertical to the axial direction of the corrugated pipe part 6, the wave crests 6a and the wave troughs 6b are both annular corrugations, the wave crests 6a and the wave troughs 6b are axially arranged in parallel and alternately, and the wave crests 6a and the wave troughs 6b are oppositely arranged at the same interval; crest 6a in bellows portion 6, trough 6b axial cross section all are the C type, and crest 6a and trough 6b reverse arrangement, and the equal tangent distribution of crest 6a terminal surface and trough 6b terminal surface between these two.

In actual manufacturing, the diameter of the inlet pipe 1 is larger than the diameter of the shunt pipes 2, and the diameter of each shunt pipe 2 is the same.

Example two: as shown in fig. 2, the structure of the present embodiment is substantially the same as that of the first embodiment, and the difference is that: the anti-sinking and anti-pulling clamping and pressing pipe joint of the metal water pipe mainly comprises a flow inlet pipe 1 and two shunt pipes 2, wherein the diameter of one shunt pipe 2 is larger than that of the other shunt pipe 2, and the diameter of the flow inlet pipe 1 is the same as that of one shunt pipe 2 with a large diameter.

Example three: as shown in fig. 3, the structure of the present embodiment is substantially the same as that of the first embodiment, and the difference is that: the anti-sinking and anti-pulling clamping and pressing pipe joint of the metal water pipe in the embodiment mainly comprises an inflow pipe 1 and a shunt pipe 2, and the diameter of the inflow pipe 1 is the same as that of the shunt pipe 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although inflow tubes 1 are used more here; a shunt pipe 2; a liquid inlet end 3; a liquid outlet end 4; an inflow junction 5; a bellows portion 6; a peak 6 a; a wave trough 6 b; a pipe joint 7; a clamping groove 8; sealing ring 9, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A metallic water pipe anti-sinking and anti-pulling clamping pressure pipe joint comprises an inflow pipe (1) and a plurality of shunt pipes (2), one end of the flow inlet pipe (1) and one end of each flow dividing pipe (2) are both provided with a liquid inlet end (3), the other end of the inflow pipe (1) and the other end of each shunt pipe (2) are respectively provided with a liquid outlet end (4), the liquid inlet ends (3) of each shunt pipe (2) are mutually communicated to form an inflow intersection (5), the liquid outlet end (4) of the inlet pipe (1) is communicated with the inlet junction (5) of each outlet pipe (2), the inlet pipe (1) and each shunt pipe (2) communicated with the inlet pipe (1) are provided with a corrugated pipe part (6), the device is characterized in that the liquid inlet end (3) of the liquid inlet pipe (1) and the liquid outlet end (4) of each liquid outlet pipe (2) are respectively provided with an axial butt joint structure which is used for being axially and quickly connected with a pipeline.

2. The anti-sinking and anti-pulling pipe joint of the metal water pipe according to claim 1, wherein the axial butt joint structure comprises a pipe joint (7) arranged at the liquid inlet end (3) of the liquid inlet pipe (1) and the liquid outlet end (4) of each liquid outlet pipe (2), when the liquid inlet end (3) of the liquid inlet pipe (1) and the liquid outlet end (4) of each liquid outlet pipe (2) are used for being axially and rapidly connected with a pipeline, the pipeline is axially inserted into the pipe joint (7), and the pipeline and the pipe joint (7) are in interference fit.

3. The anti-sinking and anti-pulling clamping and pressing pipe joint of the metal water pipe according to claim 2, wherein the end portion of the pipe joint (7) is provided with a clamping groove (8) which is annularly and convexly deformed by a pipe joint (7) body, a sealing ring (9) which is matched with the clamping groove (8) in size and shape is arranged in the clamping groove (8), when the liquid inlet end (3) of the liquid inlet pipe (1) and the liquid outlet end (4) of each liquid outlet pipe (2) are used for being axially and quickly connected with a pipeline, the pipeline is axially inserted into the pipe joint (7), and the clamping groove (8) of the pipe joint (7) is compressed and deformed by external force to enable the sealing ring (9) to be deformed and tightly abutted against the clamping groove (8) so as to form sealing and fixed connection between the pipelines.

4. The anti-sinking and anti-pulling pipe joint according to claim 3, wherein the axial cross section of the clamping groove (8) of the pipe joint (7) is C-shaped, and the two ends of the groove wall of the clamping groove (8) are in arc transition with the pipe joint (7).

5. The anti-sinking and anti-pulling clamping and pressing pipe joint of the metal water pipe according to claim 4, wherein the wave crests (6 a) and the wave troughs (6 b) of the corrugated pipe part (6) are perpendicular to the axial direction of the corrugated pipe part (6), the wave crests (6 a) and the wave troughs (6 b) are both annular corrugations, the wave crests (6 a) and the wave troughs (6 b) are axially arranged in parallel and alternately, and the wave crests (6 a) and the wave troughs (6 b) are oppositely arranged at the same intervals.

6. The anti-sinking and anti-pulling clamping and pressing pipe joint of the metal water pipe according to claim 5, wherein axial cross sections of the wave crests (6 a) and the wave troughs (6 b) in the corrugated pipe part (6) are C-shaped, the wave crests (6 a) and the wave troughs (6 b) are arranged in opposite directions, and the end faces of the wave crests (6 a) and the end faces of the wave troughs (6 b) of the two are distributed tangentially.

7. The anti-sinking and anti-pulling pipe joint of metal water pipe according to claim 1, wherein the diameter of the inflow pipe (1) is larger than the diameter of the shunt pipe (2), and the diameter of each shunt pipe (2) is the same.