CN217653457U

CN217653457U - Reducing internal thread loose joint straight-through connection structure

Info

Publication number: CN217653457U
Application number: CN202221544933.3U
Authority: CN
Inventors: 张中良
Original assignee: Shanghai Jintong Pipe Industry Co ltd
Current assignee: Shanghai Jintong Pipe Industry Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-25
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to a pipe fitting adapting unit technical field just discloses a straight-through connection structure of silk loose joint in reducing, including trunk line and the reducing connecting pipe that is used for the connecting tube, the one end fixedly connected with of trunk line is used for guaranteeing the snap ring of leakproofness, the one end fixedly connected with screwed pipe of trunk line is kept away from to the snap ring, there is the first connecting pipe that is used for the transmission inside of trunk line through threaded connection. This through connection structure of silk loose joint in reducing, through the trunk line, the reducing connecting pipe, the setting of second communicating pipe and cushion ring, the trunk line passes through the reducing connecting pipe and is connected with second communicating pipe, can accomplish the reducing of pipe fitting parts such as water pumps and be connected, and simple structure, reduce the rate of utilization of raw and other materials, reduce the consumption of raw and other materials, use turnover rate improves by a wide margin, and cushion ring can slow down the circulation resistance in second communicating pipe and the trunk line support, make more smooth and easy of intercommunication, guaranteed the steady transition between the pipe fitting.

Description

Reducing internal thread loose joint straight-through connection structure

Technical Field

The utility model relates to a pipe fitting adapting unit technical field specifically is a straight-through connection structure of internal thread loose joint of reducing.

Background

The direct-connection reducing pipe is commonly called a direct-connection reducer and is a common pipeline connecting piece used for connecting pipelines with different pipe diameters, most of the existing two pipelines with different pipe diameters are connected through a straight pipe or a bent pipe joint, and a quick-connection joint at the joint of the pipeline and the joint is clamped and folded through two connecting seats and is locked and connected through a bolt; or two pipelines are connected to the joint through welding, the connection effect of the joint is not good, and the disassembly is not convenient.

The reducing straight joint assembly disclosed in the chinese patent application publication CN212455875U, wherein the first connecting hole and the second connecting hole of the rubber sealing ring are correspondingly sleeved on the pipelines with different pipe diameters, the first connecting seat and the second connecting seat are hinged to clamp the rubber sealing ring and two pipelines to be connected, the connection efficiency is high, the clamping firmness is high, the rubber sealing ring is limited in the sealing groove and elastically deforms under the clamping action of the first connecting seat and the second connecting seat, the rubber sealing ring is in contact sealing with the pipeline surface, the sealing range is wide, an inner cavity is formed in the rubber sealing ring, the larger the inner pressure is, the sealing effect is good, however, the reducing straight joint assembly has the advantages of large consumption of raw materials, inconvenience in adjustment during installation, poor sealing performance and inconvenience in detachment and installation of a joint of an installer.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a direct connection structure of silk loose joint in the reducing has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a direct connection structure of internal thread loose joint in reducing, includes trunk line and the reducing connecting pipe that is used for the connecting tube, the one end fixedly connected with of trunk line is used for guaranteeing the snap ring of leakproofness, the one end fixedly connected with screwed pipe of trunk line is kept away from to the snap ring, there is the first communicating pipe that is used for the transmission inside of trunk line through threaded connection, first communicating pipe is pegged graft at the outside fixedly connected with of the inside one end of screwed pipe and the rubber circle of snap ring looks adaptation, the threaded sleeve pipe with screwed pipe looks adaptation has been cup jointed to the outside of first communicating pipe, the other end fixedly connected with reducing connecting pipe of trunk line, there is the second communicating pipe that is used for the transmission inside of reducing connecting pipe through threaded connection, the inside one end fixedly connected with that is close to the reducing connecting pipe of second communicating pipe is used for buffering the cushion ring of rivers.

Optionally, the inside of trunk line is provided with the ball valve that is used for controlling its circulation, the top fixedly connected with of ball valve is used for its pivoted valve spanner, the upper surface at trunk line is worn to establish by the valve spanner.

Optionally, the outside fixedly connected with of first connecting pipe is used for joint threaded sleeve's cardboard, threaded sleeve joint in the outside of cardboard and with screwed pipe threaded connection.

Optionally, a sealing plate is fixedly connected to the outside of the second communicating pipe, and the sealing plate is abutted against the reducing connecting pipe.

Optionally, first communicating pipe is worn to establish the inside one end of trunk line and the internal surface threaded connection of trunk line, the inside at the snap ring of rubber circle joint.

Optionally, the first communicating pipe, the main pipeline and the second communicating pipe are communicated with each other, and the buffering ring is abutted to the main pipeline.

(III) advantageous effects

The utility model provides a direct connection structure of internal thread loose joint of reducing possesses following beneficial effect:

1. this through connection structure of internal thread loose joint in reducing, through the trunk line, the reducing connecting pipe, the setting of second communicating pipe and cushion ring, the trunk line passes through the reducing connecting pipe and is connected with the second communicating pipe, can accomplish the reducing of pipe fitting parts such as water pumps and connect, and simple structure, reduce the rate of utilization of raw and other materials, reduce the consumption of raw and other materials, use turnover rate improves by a wide margin, and the cushion ring can slow down the circulation resistance in second communicating pipe and the trunk line support, make more smooth and easy of intercommunication, the steady transition between the pipe fitting has been guaranteed.

2. This direct connection structure of internal thread loose joint in reducing, through snap ring, screwed pipe, first communicating pipe, rubber circle and threaded sleeve's setting, the back is connected first communicating pipe and trunk line to the installer, and the rubber circle can the joint in the snap ring, guarantees the leakproofness of junction, and with threaded sleeve threaded connection in the outside of screwed pipe, can further improve fastness and the leakproofness that screwed pipe and first communicating pipe are connected, guaranteed the zonulae occludens of pipe fitting, and the installer of being convenient for installs fast and dismantles coupling assembling.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic sectional view of a second communication pipe according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a main pipeline; 2. a variable diameter connecting pipe; 3. a snap ring; 4. a threaded pipe; 5. a first communication pipe; 6. a rubber ring; 7. a threaded bushing; 8. a second communicating pipe; 9. a buffer ring; 10. a ball valve; 11. a valve wrench; 12. clamping a plate; 13. and (7) sealing the plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a reducing internal thread loose joint straight-through connection structure comprises a main pipeline 1 and a reducing connection pipe 2 used for connecting pipelines, wherein one end of the main pipeline 1 is fixedly connected with a snap ring 3 used for guaranteeing sealing performance, one end, far away from the main pipeline 1, of the snap ring 3 is fixedly connected with a threaded pipe 4, the inside of the main pipeline 1 is connected with a first connection pipe 5 used for transmission through threads, the outside, inserted in the threaded pipe 4, of the first connection pipe 5 is fixedly connected with a rubber ring 6 matched with the snap ring 3, and after an installer connects the first connection pipe 5 with the main pipeline 1, the rubber ring 6 can be clamped in the snap ring 3 to guarantee sealing performance of a connection part;

the threaded sleeve 7 matched with the threaded pipe 4 is sleeved outside the first communicating pipe 5, the threaded sleeve 7 is in threaded connection with the outside of the threaded pipe 4, the firmness and the tightness of connection between the threaded pipe 4 and the first communicating pipe 5 can be further improved, the tight connection of pipe fittings is guaranteed, and the quick installation and disassembly of a connecting assembly by an installer are facilitated, the other end of the main pipe 1 is fixedly connected with a reducing connecting pipe 2, the inside of the reducing connecting pipe 2 is connected with a second communicating pipe 8 used for transmission through threads, the main pipe 1 is connected with the second communicating pipe 8 through the reducing connecting pipe 2, the reducing connection of pipe fitting parts such as a water pump and the like can be completed, the structure is simple, the utilization rate of raw materials is reduced, the consumption of the raw materials is reduced, and the use turnover rate is greatly improved;

one end of the second communicating pipe 8, which is close to the reducing connecting pipe 2, is fixedly connected with a buffer ring 9 for buffering water flow, the buffer ring 9 can slow down the flow resistance between the second communicating pipe 8 and the support of the main pipe 1, so that the communication is smoother, and the stability and the transition between pipe fittings are ensured, a ball valve 10 for controlling the flow of the ball valve is arranged inside the main pipe 1, a valve wrench 11 for rotating the ball valve 10 is fixedly connected to the top end of the ball valve 10, the valve wrench 11 is arranged on the upper surface of the main pipe 1 in a penetrating manner, and the state of the ball valve 10 can be adjusted by controlling the valve wrench 11, so that the flow of the main pipe 1 can be controlled;

the outside fixedly connected with of first communicating pipe 5 is used for joint threaded sleeve 7's cardboard 12, threaded sleeve 7 joint in cardboard 12 outside and with threaded pipe 4 threaded connection, the outside fixedly connected with closing plate 13 of second communicating pipe 8, closing plate 13 supports tightly with reducing connecting pipe 2, first communicating pipe 5 wears to establish the one end of 1 inside of trunk line and trunk line 1's internal surface threaded connection, 6 joints of rubber circle are in the inside of snap ring 3, first communicating pipe 5, trunk line 1 and second communicating pipe 8 all communicate each other, cushion ring 9 and the mutual butt of trunk line 1.

The utility model discloses in, the device's working procedure as follows:

1. an installer can connect the main pipeline 1 with the second communicating pipe 8 through the reducing connecting pipe 2, reducing connection of pipe fittings such as a water pump can be completed, and the sealing plate 13 can ensure the sealing performance of the connecting part of the reducing connecting pipe 2 and the second communicating pipe 8;

2. the buffer ring 9 is tightly abutted with the main pipeline 1, so that the flow resistance between the second communicating pipe 8 and the bracket of the main pipeline 1 can be reduced, the communication is smoother, and the stable transition between pipe fittings is ensured;

3. after an installer connects the first communicating pipe 5 with the main pipeline 1, the rubber ring 6 can be clamped in the clamping ring 3, so that the sealing performance of the connecting part is ensured;

4. with 7 threaded connection of threaded sleeve pipe in the outside of screwed pipe 4, can further improve the fastness and the leakproofness that screwed pipe 4 and first communicating pipe 5 are connected, guaranteed the zonulae occludens of pipe fitting, and be convenient for installer quick installation and dismantlement coupling assembling.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a direct connection structure of silk loose joint in reducing, includes trunk line (1) and reducing connecting pipe (2) that are used for connecting tube, its characterized in that: the utility model discloses a sealing device, including trunk line (1), one end fixedly connected with of trunk line (1) is used for guaranteeing snap ring (3) of leakproofness, the one end fixedly connected with screwed pipe (4) of trunk line (1) are kept away from in snap ring (3), there is first communicating pipe (5) that is used for the transmission inside of trunk line (1) through threaded connection, peg graft in outside fixedly connected with of the inside one end of screwed pipe (4) and rubber circle (6) of snap ring (3) looks adaptation in first communicating pipe (5), threaded sleeve pipe (7) with screwed pipe (4) looks adaptation have been cup jointed to the outside of first communicating pipe (5), the other end fixedly connected with reducing connecting pipe (2) of trunk line (1), there is second communicating pipe (8) that is used for the transmission inside through threaded connection of reducing connecting pipe (2), the inside one end fixedly connected with that is close to reducing connecting pipe (2) of second communicating pipe (8) is used for buffering ring (9) of rivers.

2. The variable diameter internal thread loose joint straight-through connection structure of claim 1, characterized in that: the inside of trunk line (1) is provided with ball valve (10) that are used for controlling its circulation, the top fixedly connected with of ball valve (10) is used for rather than pivoted valve spanner (11), the upper surface at trunk line (1) is worn to establish in valve spanner (11).

3. The variable diameter internal thread loose joint straight-through connection structure of claim 1, characterized in that: the outside fixedly connected with of first connecting pipe (5) is used for joint screw sleeve (7) cardboard (12), screw sleeve (7) joint in the outside of cardboard (12) and with screwed pipe (4) threaded connection.

4. The variable diameter internal thread loose joint through connection structure of claim 1, wherein: the outside fixedly connected with closing plate (13) of second communicating pipe (8), closing plate (13) support tightly with reducing connecting pipe (2).

5. The variable diameter internal thread loose joint straight-through connection structure of claim 1, characterized in that: first communicating pipe (5) wear to establish the internal surface threaded connection of the inside one end of trunk line (1) and trunk line (1), rubber circle (6) joint is in the inside of snap ring (3).

6. The variable diameter internal thread loose joint through connection structure of claim 1, wherein: first communicating pipe (5), trunk line (1) and second communicating pipe (8) all communicate each other, buffering ring (9) and trunk line (1) butt each other.