CN218761978U

CN218761978U - Flexible tight hoop type drainage cast iron pipe fitting connecting device

Info

Publication number: CN218761978U
Application number: CN202223177088.3U
Authority: CN
Inventors: 张建鹏; 孙魏魏; 王慧鹏
Original assignee: Jincheng Jiaxiang Casting Co ltd
Current assignee: Jincheng Jiaxiang Casting Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-28
Anticipated expiration: 2032-11-29

Abstract

The utility model provides a flexible tightening type drainage cast iron pipe fitting connecting device, which relates to the technical field of drainage cast iron pipe fittings and comprises a connecting cavity, wherein a connecting block is arranged at the middle position inside the connecting cavity, a sealing ring is arranged inside the connecting block, two pipeline bodies are arranged at two ends inside the connecting cavity, connecting mechanisms are arranged at two sides of the connecting cavity, and supporting mechanisms are arranged at the top end and the bottom end inside the connecting cavity; all be provided with supporting mechanism through the top and the bottom connecting the intracavity portion, utilize supporting mechanism's cavity, the transmission rack, the installation cavity, the runner, the worm wheel, mutually supporting of gear and backup pad, can drive a plurality of backup pads and remove, make the outer wall laminating of backup pad and pipeline body, utilize a plurality of backup pads to support the processing to the junction of two pipeline bodies, make the pipeline body more stable when using, the result of use is better, thereby the stability of the device when using has been improved greatly.

Description

Flexible tight hoop type drainage cast iron pipe fitting connecting device

Technical Field

The utility model relates to a drainage cast iron pipe fitting technical field especially relates to a flexible lock ring formula drainage cast iron pipe fitting connecting device.

Background

Along with the development of economy, the living standard of people is continuously improved, more and more drainage cast iron pipes are used in daily life, the cast iron pipes are pipes cast and molded by cast iron and are divided into flexible joints, flange joints, self-anchored joints, rigid joints and the like according to different joint forms, and the drainage cast iron pipes of the flexible joints are sealed by rubber rings when in use;

however, current flexible lock ring formula drainage cast iron pipe fitting utilizes clamp and rubber circle cooperation flange to connect usually when using, after the installation, because the inside rivers of pipeline can produce certain impact force when flowing, if not support the processing to the junction of two pipelines, long-time the use can make pipeline junction appear damaging, consequently, the utility model provides a flexible lock ring formula drainage cast iron pipe fitting connecting device is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a flexible lock ring formula drainage cast iron pipe fitting connecting device has solved the problem that inconveniently supports the pipe connection department among the prior art.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a flexible tightening type drainage cast iron pipe fitting connecting device comprises a connecting cavity, wherein a connecting block is arranged in the middle of the inside of the connecting cavity, a sealing ring is arranged inside the connecting block, two pipeline bodies are arranged at two ends of the inside of the connecting cavity, connecting mechanisms are arranged at two sides of the connecting cavity, and supporting mechanisms are arranged at the top end and the bottom end of the inside of the connecting cavity;

the supporting mechanism includes cavity, driving rack, installation cavity, runner, worm wheel, gear and backup pad, the outside of cavity installation and connection chamber, the inside of cavity is provided with driving rack, driving rack's one end is passed the cavity and is extended to the inside of connection chamber, the backup pad is installed to driving rack's one end, the installation cavity is installed to one side of cavity, the runner is installed on the top of installation cavity, the worm is installed to the inside one side of installation cavity, the one end of runner is connected with the one end of worm, one side meshing of worm has the worm wheel, the gear is installed to the rear end of worm wheel, one side of gear and one side intermeshing of driving rack.

The further improvement lies in that: the cavity is provided with a plurality ofly in the outside of connecting the chamber, and is a plurality of be the symmetric distribution about the axis of connecting the chamber between the cavity.

The further improvement lies in that: the backup pad is the arc design, the radian of backup pad and the mutual adaptation of the outer wall of pipeline body.

The further improvement lies in that: the connecting mechanism comprises a connecting seat, a limiting ring, a rotating sleeve, external threads, internal threads and a mounting groove, the mounting groove is formed in two sides of the connecting cavity, the connecting seat is arranged on two sides of the connecting cavity and located in the inner side of the mounting groove, the outer side wall of the connecting seat is provided with the external threads, the limiting ring is arranged on the outer side wall of the pipeline body, the connecting seat is sleeved with the rotating sleeve through the outer side wall of the limiting ring, and the inner side wall of the rotating sleeve is provided with the internal threads.

The further improvement lies in that: the mounting groove is circular in the both sides of connecting the chamber, mounting groove and commentaries on classics cover between mutual adaptation.

The further improvement lies in that: the top and the bottom of connecting the chamber both sides all are provided with the locating hole with the both ends of changeing the cover, the inside of locating hole is provided with the bolt.

The utility model has the advantages that: all be provided with supporting mechanism through top and bottom in the connection intracavity portion, utilize supporting mechanism's cavity, the drive rack, the installation cavity, the runner, the worm wheel, mutually supporting of gear and backup pad, can drive a plurality of backup pads and remove, make the outer wall laminating of backup pad and pipeline body, utilize the junction of a plurality of backup pads to two pipeline bodies to support the processing, make the pipeline body more stable when using, excellent in use effect, thereby the stability of the device when using has been improved greatly, through being provided with coupling mechanism, utilize coupling mechanism's connecting seat, the spacing collar, change the cover, the external screw thread, mutually supporting of internal thread and mounting groove, can be with the convenient inside of installing at the connection intracavity of two pipeline bodies, make two pipeline bodies more high-efficient when connecting, thereby the convenience of the device when using has been improved greatly.

Drawings

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

fig. 2 is a schematic view of a front sectional structure of the connection mechanism of the present invention;

fig. 3 is a schematic view of a partial side view section structure of the supporting mechanism of the present invention;

fig. 4 is a schematic diagram of a partially enlarged structure at a position in fig. 2 according to the present invention.

Wherein: 1. a connecting cavity; 2. connecting blocks; 3. a seal ring; 4. a pipe body; 5. a connecting seat; 6. a limiting ring; 7. rotating the sleeve; 8. an external thread; 9. an internal thread; 10. positioning holes; 11. a bolt; 12. a cavity; 13. a drive rack; 14. a mounting cavity; 15. a rotating wheel; 16. a worm; 17. a worm gear; 18. a gear; 19. a support plate; 20. and (4) mounting the groove.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments are combined to further detail the present invention, and the present embodiment is only used to explain the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to shown in fig. 1, 2, 3, 4, this embodiment provides a flexible hoop type drainage cast iron pipe fitting connecting device, including connecting chamber 1, connecting chamber 1 inside intermediate position department installs connecting block 2, the internally mounted of connecting block 2 has sealing washer 3, connect chamber 1 inside both ends and install two pipeline bodies 4, the both sides of connecting chamber 1 are provided with coupling mechanism, the top of connecting chamber 1 inside all is provided with supporting mechanism with the bottom.

The supporting mechanism comprises a cavity 12, a transmission rack 13, a mounting cavity 14, a rotating wheel 15, a worm 16, a worm wheel 17, a gear 18 and a supporting plate 19, the cavity 12 is arranged and connected with the outer side of the cavity 1, a transmission rack 13 is arranged in the cavity 12, one end of the driving rack 13 penetrates through the cavity 12 and extends to the inside of the connecting cavity 1, one end of the driving rack 13 is provided with a supporting plate 19, a mounting cavity 14 is arranged at one side of the cavity 12, a rotating wheel 15 is arranged at the top end of the mounting cavity 14, a worm 16 is arranged on one side in the mounting cavity 14, one end of the rotating wheel 15 is connected with one end of the worm 16, one side of the worm 16 is engaged with a worm wheel 17, the rear end of the worm wheel 17 is provided with a gear 18, one side of the gear 18 is meshed with one side of the transmission rack 13, a plurality of cavities 12 are arranged on the outer side of the connecting cavity 1, the cavities 12 are symmetrically distributed around the central axis of the connecting cavity 1, when in use, the rotating wheel 15 is rotated to drive the worm 16 to rotate, the worm 16 and the worm wheel 17 are engaged with each other, thereby driving the worm wheel 17 to rotate, and the rear end of the worm wheel 17 is provided with the gear 18, thereby driving the gear 18 to rotate, due to the mutual engagement between the gear 18 and the transmission rack 13, the transmission rack 13 is driven to move, thereby driving the supporting plate 19 to move, so that the inner wall of the supporting plate 19 is mutually attached to the outer wall of the pipeline body 4, the pipeline body 4 is supported, so that the pipeline body 4 is more stable and has better use effect when in use, thereby greatly improving the stability of the device when in use, and simultaneously, the transmission between the worm 16 and the worm wheel 17, so that the support plate 19 is not easy to be separated from the pipeline body 4, and the support effect of the support plate 19 is better when in use.

The backup pad 19 is the arc design, the radian of backup pad 19 and the mutual adaptation of the outer wall of pipeline body 4, backup pad 19 carries out the outrigger to pipeline body 4.

The connecting mechanism comprises a connecting seat 5, a limiting ring 6, a rotating sleeve 7, external threads 8, internal threads 9 and a mounting groove 20, the mounting groove 20 is arranged on two sides of a connecting cavity 1, the connecting seat 5 is arranged on two sides of the connecting cavity 1, the connecting seat 5 is positioned on the inner side of the mounting groove 20, the external threads 8 are arranged on the outer side wall of the connecting seat 5, the limiting ring 6 is arranged on the outer side wall of the pipeline body 4, the rotating sleeve 7 is sleeved on the outer side wall of the connecting seat 5 and the outer side wall of the limiting ring 6, the inner side wall of the rotating sleeve 7 is provided with the internal threads 9, the mounting groove 20 is in a circular design on two sides of the connecting cavity 1, the mounting groove 20 and the rotating sleeve 7 are mutually matched, the rotating sleeve 7 rotates during use, the rotating sleeve 7 is connected with the internal threads 9, so that the rotating sleeve 7 is utilized to drive the pipeline body 4 to move under the limiting of the limiting ring 6, the two pipeline bodies 4 are mutually connected, the sealing rings 3 of the connecting block 2 are matched, the pipeline body 4 is enabled to be better in sealing performance of the connecting position, and the connecting position of the pipeline body 4 is better, and the device is enabled to be more efficient when the connecting device is used.

The top and the bottom of connecting 1 both sides in chamber and the both ends of changeing cover 7 all are provided with locating hole 10, the inside of locating hole 10 is provided with bolt 11, inserts bolt 11 in the inside of locating hole 10, fixes the position of changeing cover 7 for it is difficult not hard up when using to change cover 7, and then makes the linkage effect between the pipeline body 4 better.

The working principle is as follows: the staff at first takes out pipeline body 4, place the inside of connecting chamber 1 with the one end of pipeline body 4, then rotate and change cover 7, constitute threaded connection between external screw thread 8 and the internal thread 9, so under spacing of spacing collar 6, utilize to change cover 7 and drive pipeline body 4 and remove, make interconnect between two pipeline bodies 4, the cooperation of sealing washer 3 at connecting block 2, make the leakproofness of pipeline body 4 junction better, the one end of turning cover 7 gets into the inside of mounting groove 20 this moment, then take out bolt 11, fix bolt 11 into the inside of locating hole 10, prevent to use for a long time that change cover 7 is not hard up and cause pipeline body 4 to break away from, then it rotates to rotate runner 15 and drive worm 16, because intermeshing between worm 16 and worm wheel 17, so drive worm wheel 17 and rotate, because gear 18 is installed to the rear end of worm wheel 17, so drive gear 18 and rotate, because intermeshing between gear 18 and the drive rack 13, so drive backup pad 19 and remove, make the inner wall of backup pad 19 and the outer wall of pipeline body 4 laminate each other, so as to support the pipeline body 4 when the stability of using device is improved greatly, thereby the stability of this pipeline body is used and is used.

The foregoing illustrates and describes the general principles, features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a flexible lock ring formula drainage cast iron pipe fitting connecting device, includes connection chamber (1), its characterized in that: a connecting block (2) is mounted in the middle of the inside of the connecting cavity (1), a sealing ring (3) is mounted in the connecting block (2), two pipeline bodies (4) are mounted at two ends of the inside of the connecting cavity (1), connecting mechanisms are arranged at two sides of the connecting cavity (1), and supporting mechanisms are arranged at the top end and the bottom end of the inside of the connecting cavity (1);

supporting mechanism includes cavity (12), drive rack (13), installation cavity (14), runner (15), worm (16), worm wheel (17), gear (18) and backup pad (19), the outside of cavity (12) installation and connection cavity (1), the inside of cavity (12) is provided with drive rack (13), the one end of drive rack (13) is passed cavity (12) and is extended to the inside of connecting cavity (1), backup pad (19) is installed to the one end of drive rack (13), installation cavity (14) is installed to one side of cavity (12), runner (15) are installed on the top of installation cavity (14), worm (16) are installed to inside one side of installation cavity (14), the one end of runner (15) is connected with the one end of worm (16), one side meshing of drive worm (16) has worm wheel (17), gear (18) are installed to the rear end of worm wheel (17), one side of gear (18) and one side intermeshing of rack (13).

2. A flexible, clinch-type drainage cast iron pipe fitting connection device as claimed in claim 1, wherein: the cavity (12) are provided with a plurality of in the outside of connecting chamber (1), and are a plurality of be about being the symmetric distribution about the axis of connecting chamber (1) between cavity (12).

3. A flexible, clinch-type drainage cast iron pipe fitting connection device as claimed in claim 2, wherein: the supporting plate (19) is designed in an arc shape, and the radian of the supporting plate (19) is matched with the outer wall of the pipeline body (4).

4. A flexible, clinch-type drainage cast iron pipe fitting connection device as claimed in claim 1, wherein: coupling mechanism includes connecting seat (5), spacing collar (6), commentaries on classics cover (7), external screw thread (8), internal thread (9) and mounting groove (20), mounting groove (20) set up in the both sides of connecting chamber (1), connecting seat (5) are located the inboard of mounting groove (20), the lateral wall of connecting seat (5) is provided with external screw thread (8), spacing collar (6) set up in the lateral wall of pipeline body (4), the lateral wall cover of connecting seat (5) and spacing collar (6) is equipped with commentaries on classics cover (7), the inside wall of commentaries on classics cover (7) is provided with internal thread (9).

5. A flexible, grip drain iron pipe fitting connection as claimed in claim 4, wherein: the mounting groove (20) is in a circular design on two sides of the connecting cavity (1), and the mounting groove (20) is matched with the rotating sleeve (7) in a mutual matching mode.

6. A flexible, grip drain iron pipe fitting connection as claimed in claim 5, wherein: the top and the bottom of the two sides of the connecting cavity (1) and the two ends of the rotating sleeve (7) are respectively provided with a positioning hole (10), and a bolt (11) is arranged inside each positioning hole (10).