CN214535065U

CN214535065U - Easy-to-splice non-metal expansion joint

Info

Publication number: CN214535065U
Application number: CN202120445067.1U
Authority: CN
Inventors: 朱海军
Original assignee: Jiangsu Chenguang Corrugated Pipe Co ltd
Current assignee: Jiangsu Chenguang Corrugated Pipe Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-29
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a nonmetal expansion joint of formula of easily splicing, including expansion pipe joint and connecting pipe, the tip utensil of expansion pipe joint and connecting pipe is provided with the indent ring, the junction cover of expansion pipe joint and connecting pipe is equipped with solid fixed ring. The utility model discloses in, align the horizontal recess and the spacing hook of expansion pipe joint and connecting pipe tip, make the inside that spacing hook enters the indent ring through horizontal recess, then rotation expansion pipe joint and connecting pipe, make horizontal recess and spacing hook take place the dislocation, at this moment, twist and move the rotating pin, the rotating pin drives a rotation of awl tooth, a rotation of awl tooth drive awl tooth two, two drive screw thread sleeves of awl tooth rotate, screw thread sleeves's rotation drives the screw thread post through the internal thread and revolves to screw thread sleeves's inside precession, make the screw thread post drive the taut expansion pipe joint of spacing hook and connecting pipe, the terminal surface and the sealing ring of expansion pipe joint and connecting pipe take place positive extrusion, thereby realize the stable sealing connection of expansion pipe joint and connecting pipe.

Description

Easy-to-splice non-metal expansion joint

Technical Field

The utility model relates to a nonmetal expansion joint technical field especially relates to an nonmetal expansion joint of easily concatenation formula.

Background

The non-metal expansion joint is also called non-metal compensator and fabric compensator, and belongs to one kind of compensator. The material is mainly fiber fabric, rubber, high temperature resistant material, etc. and can compensate the vibration of blower and wind pipe and the deformation of pipeline.

The existing non-metal expansion joint is usually connected through the matching of a flange and a bolt, but a special auxiliary tool needs to be used for installation in the connection process, and the expansion joint can be stably connected only by consuming large strength when the auxiliary tool is used for installation.

Therefore, the utility model provides an nonmetal expansion joint of formula of easily splicing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the nonmetal expansion joint easy to splice is provided for solving the problem that the nonmetal expansion joint is time-consuming and labor-consuming to install.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

nonmetal expansion joint of easy concatenation formula, including expansion pipe joint and connecting pipe, the tip utensil of expansion pipe joint and connecting pipe is provided with the indent ring, the junction cover of expansion pipe joint and connecting pipe is equipped with solid fixed ring, gu fixed ring's inside has the perforating hole, the inside of perforating hole is run through and is had the rotational pin, the cover is equipped with awl tooth one on the rotational pin, the both sides that the inside of perforating hole is located awl tooth one are connected with the screw thread sleeve through the bearing ring, screw thread sleeve's inside closes soon and is connected with the screw thread post, the tip of screw thread post is provided with integrated into one piece's spacing hook, screw thread sleeve's tip is connected with awl tooth two through the dead lever.

As a further description of the above technical solution:

the end parts of the expansion pipe joint and the connecting pipe are provided with symmetrically distributed transverse grooves, and the transverse grooves are communicated with the inner concave ring.

As a further description of the above technical solution:

the inside of solid fixed ring is provided with integrated into one piece's spacing arch, spacing bellied both sides are provided with the sealing ring.

As a further description of the above technical solution:

the diameter of the limiting hook is equal to the width of the concave ring, and the width of the concave ring is equal to the width of the transverse groove.

As a further description of the above technical solution:

the threaded sleeve is rotatably connected with the bearing ring, and the bearing ring is fixedly connected with the through hole.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, align the horizontal recess and the spacing hook of expansion pipe joint and connecting pipe tip, make the inside that spacing hook enters the indent ring through horizontal recess, then rotation expansion pipe joint and connecting pipe, make horizontal recess and spacing hook take place the dislocation, at this moment, twist and move the rotating pin, the rotating pin drives a rotation of awl tooth, a rotation of awl tooth drive awl tooth two, two drive screw thread sleeves of awl tooth rotate, screw thread sleeves's rotation drives the screw thread post through the internal thread and revolves to screw thread sleeves's inside precession, make the screw thread post drive the taut expansion pipe joint of spacing hook and connecting pipe, the terminal surface and the sealing ring of expansion pipe joint and connecting pipe take place positive extrusion, thereby realize the stable sealing connection of expansion pipe joint and connecting pipe.

Drawings

Fig. 1 is a schematic front sectional view of an easily-spliced non-metallic expansion joint according to an embodiment of the present invention;

FIG. 2 is a schematic side view of an easy-to-splice non-metallic expansion joint according to an embodiment of the present invention;

fig. 3 shows an enlarged schematic structural diagram of a part a in fig. 1 of an easily-spliced non-metallic expansion joint according to an embodiment of the present invention.

Illustration of the drawings:

1. an expansion pipe section; 2. a connecting pipe; 3. an inner concave ring; 4. a transverse groove; 5. a fixing ring; 6. a limiting bulge; 7. a seal ring; 8. a through hole; 9. a rotation pin; 10. a first bevel gear; 11. a bearing ring; 12. a threaded post; 13. a second bevel gear; 14. a threaded sleeve; 15. and a limiting hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: nonmetal expansion joint of easy concatenation formula, including expansion pipe joint 1 and connecting pipe 2, the tip utensil of expansion pipe joint 1 and connecting pipe 2 is provided with indent ring 3, the junction cover of expansion pipe joint 1 and connecting pipe 2 is equipped with solid fixed ring 5, the inside of solid fixed ring 5 has through-hole 8, the inside of through-hole 8 runs through has rotating pin 9, the top of rotating pin 9 runs through solid fixed ring 5 and extends to the outside, the cover is equipped with awl tooth 10 on rotating pin 9, the inside of through-hole 8 is located the both sides of awl tooth 10 and is connected with threaded sleeve 14 through bearing ring 11, threaded sleeve 14's inside spiral connection has threaded column 12, threaded column 12's tip is provided with integrated into one piece's spacing hook 15, spacing hook 15 plays limiting action to threaded column 12 when playing the effect of connecting expansion pipe joint 1 and connecting pipe 2, avoid threaded column 12 to follow threaded sleeve 14 and take place the rotation, threaded sleeve 14's tip is connected with awl tooth two 13 through the dead lever, the second bevel gear 13 is meshed with the first bevel gear 10, and the rotation of the first bevel gear 10 drives the second bevel gear 13 to rotate.

Specifically, as shown in fig. 1, the ends of the expansion pipe joint 1 and the connecting pipe 2 are provided with symmetrically distributed transverse grooves 4, the transverse grooves 4 are communicated with the inner concave ring 3, and the transverse grooves 4 provide an inlet passage for the limiting hooks 15 to smoothly enter the inner concave ring 3.

Specifically, as shown in fig. 3, the inside of the fixing ring 5 is provided with an integrally formed limiting protrusion 6, two sides of the limiting protrusion 6 are provided with sealing rings 7, and the end surfaces of the expansion pipe joint 1 and the connecting pipe 2 and the sealing rings 7 are subjected to frontal extrusion to form a high sealing effect.

Specifically, as shown in fig. 1, the diameter of the limit hook 15 is equal to the width of the concave ring 3, and the width of the concave ring 3 is equal to the width of the transverse groove 4, so that the limit hook 15 can enter the inner part of the concave ring 3 through the transverse groove 4.

Specifically, as shown in fig. 3, the threaded sleeve 14 is rotatably connected to the bearing ring 11, the bearing ring 11 is fixedly connected to the through hole 8, and under the action of the bearing ring 11, the threaded sleeve 14 is fixed and the threaded sleeve 14 is ensured to rotate under the action of external force.

The working principle is as follows: during the use, align the horizontal recess 4 and the spacing hook 15 of expansion pipe joint 1 and 2 tip of connecting pipe, make spacing hook 15 enter the inside of indent ring 3 through horizontal recess 4, then rotate expansion pipe joint 1 and connecting pipe 2, make horizontal recess 4 and spacing hook 15 take place the dislocation, at this moment, twist and move rotating pin 9, rotating pin 9 drives first 10 rotations of awl tooth, awl tooth 10 drives two 13 rotations of awl tooth, two 13 drive threaded sleeve 14 rotate, threaded sleeve 14's rotation drives threaded column 12 through the internal thread and revolves to threaded sleeve 14's inside precession, make threaded column 12 drive the taut expansion pipe joint 1 of spacing hook 15 and connecting pipe 2, the terminal surface and the sealing ring 7 of expansion pipe joint 1 and connecting pipe 2 take place the positive extrusion, thereby realize the stable sealing connection of expansion pipe joint 1 and connecting pipe 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An easy-to-splice non-metal expansion joint comprises an expansion pipe joint (1) and a connecting pipe (2), it is characterized in that the end parts of the expansion pipe joint (1) and the connecting pipe (2) are provided with inner concave rings (3), the joint of the expansion pipe joint (1) and the connecting pipe (2) is sleeved with a fixing ring (5), the inner part of the fixed ring (5) is provided with a through hole (8), a rotating pin (9) penetrates through the inner part of the through hole (8), a first bevel gear (10) is sleeved on the rotating pin (9), a threaded sleeve (14) is connected with the two sides of the first bevel gear (10) inside the through hole (8) through a bearing ring (11), the interior of the threaded sleeve (14) is screwed and connected with a threaded column (12), the end part of the threaded column (12) is provided with an integrally formed limiting hook (15), the end part of the threaded sleeve (14) is connected with a second bevel gear (13) through a fixed rod.

2. The easy-to-splice non-metallic expansion joint according to claim 1, characterized in that the ends of the expansion joint (1) and the connecting pipe (2) have symmetrically distributed transverse grooves (4), the transverse grooves (4) communicating with the internally concave ring (3).

3. The easy-to-splice nonmetal expansion joint according to claim 1, wherein the fixing ring (5) is internally provided with an integrally-formed limiting bulge (6), and sealing rings (7) are arranged on two sides of the limiting bulge (6).

4. The easy-to-splice non-metallic expansion joint according to claim 1, wherein the diameter of the limit hook (15) is equal to the width of the internally concave ring (3), and the width of the internally concave ring (3) is equal to the width of the transverse groove (4).

5. The easy-to-splice non-metallic expansion joint according to claim 1, wherein the threaded sleeve (14) is rotatably connected to a bearing ring (11), and the bearing ring (11) is fixedly connected to the through hole (8).