CN111594671A

CN111594671A - Fastening piece

Info

Publication number: CN111594671A
Application number: CN201910130416.8A
Authority: CN
Inventors: 莫建军; 刘爱荣
Original assignee: Zhuzhou Dinggu Locomotive Accessories Co ltd
Current assignee: Zhuzhou Dinggu Locomotive Accessories Co ltd
Priority date: 2019-02-21
Filing date: 2019-02-21
Publication date: 2020-08-28

Abstract

The invention discloses a fastener, which comprises a connecting piece and a locking ring, wherein the connecting piece comprises an inserting ring and an outer ring, locking bolts are arranged on the side wall of the inserting ring in an array mode, one end of each locking bolt penetrates through the side wall of the inserting ring and extends to the outer diameter of the inserting ring, a circle of convex rings concentric with the inserting ring are arranged on the outer wall of the inserting ring, a circle of clamping grooves concentric with the inserting ring are formed in the end surfaces of the two sides of each convex ring, and a circle of rubber rings concentric with the inserting ring are arranged on the outer sides of the clamping grooves in the end surfaces of the two; the bulge loop outside is located to the outer loop cover, the outer loop includes the solid fixed ring that the interval set up, gu the fixed ring cross section sets up for the horizontal segment of L shape and the solid fixed ring in both sides is carried on the back mutually, gu the medial surface and the locking ring lateral wall threaded connection of fixed ring horizontal segment, the locking ring inside wall is the toper. The invention aims to provide a fastener which can quickly connect two pipelines together, does not need to process the pipelines and reduces the workload.

Description

Fastening piece

Technical Field

The invention relates to the field of fasteners, in particular to a fastener.

Background

In the production and processing process, two pipelines are usually connected by welding, but if part of the pipelines are damaged, the damaged pipelines are difficult to replace, so that inconvenience is brought to production; in order to facilitate subsequent maintenance, fastening pieces such as flanges are often additionally arranged at the joints of the pipelines in the production and processing processes, and then the flanges are used for connecting the two pipelines.

Disclosure of Invention

The invention aims to solve the problems and provides a fastener which can quickly connect two pipelines together, does not need to process the pipelines and reduces the workload.

In order to realize the purpose, the invention adopts the technical scheme that: the pipeline locking device comprises a connecting piece and a locking ring, wherein the connecting piece is used for connecting two pipelines, the locking ring is used for locking the pipelines, the connecting piece comprises an inserting ring and an outer ring, locking bolts are arranged on the side wall of the inserting ring in an array mode, one end of each locking bolt penetrates through the side wall of the inserting ring and extends to the outer diameter of the inserting ring, a circle of convex ring concentric with the inserting ring is arranged on the outer wall of the inserting ring, a circle of clamping groove concentric with the inserting ring is arranged on the end surface of each of two sides of the convex ring, and a circle of rubber ring concentric with the inserting ring; the bulge loop outside is located to the outer loop cover, the outer loop includes the solid fixed ring that the interval set up, gu the fixed ring cross section sets up for the horizontal segment of L shape and the solid fixed ring in both sides is carried on the back mutually, gu the medial surface and the locking ring lateral wall threaded connection of fixed ring horizontal segment, the locking ring inside wall is the toper.

Furthermore, the inner side wall of the rubber ring is an inclined plane, and the inner diameter of the outer end of the rubber ring is larger than that of the inner end of the rubber ring.

Furthermore, a circle of gear ring is arranged on the outer side wall of the locking ring.

Furthermore, a counter bore is arranged on the end face of the outer side of the locking ring.

Furthermore, a sliding rail is arranged on the outer side wall of the convex ring, and a sliding groove matched with the sliding rail is arranged on the vertical section of the fixing ring; the inner side surface of the vertical section of the fixing ring is hinged with a connecting rod, the connecting rods on the fixing rings on two sides are hinged on the connecting seat, a bearing is arranged at the upper end of the connecting seat and connected with a screw rod, the screw rod is in threaded connection with a baffle and vertically penetrates through the baffle to be connected with a rotating seat, and the two ends of the baffle are inserted into the accommodating grooves formed in the inner wall of the fixing ring.

The invention has the beneficial effects that: inserting the pipeline into the clamping groove, and then rotating the locking bolt to enable the tail end of the locking bolt to prop against the inner wall of the pipeline to finish temporary connection; then the locking ring is rotated to move towards the inner side of the convex ring, and the inner side wall of the locking ring is conical, so that the rubber ring is extruded to be attached to the outer wall of the pipeline along with the movement of the locking ring, and the connection of the two pipelines is completed; when the pipeline needs to be replaced, the pipeline can be pulled out from the clamping groove only by reversely rotating the locking ring.

1. The outer side wall of the locking ring is provided with a circle of gear ring, and the end face of the outer side of the locking ring is provided with a counter bore so as to facilitate the rotation of the locking ring.

2. The outer loop is including the solid fixed ring that sets up relatively, and gu fixed ring installs on the slide rail of bulge loop, rotates the screw rod, the adjustable distance between the solid fixed ring to adapt to the installation environment.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

The text labels in the figures are represented as: 1. locking a ring; 2. an insert ring; 3. an outer ring; 4. locking the bolt; 5. a convex ring; 6. a card slot; 7. a rubber ring; 8. a fixing ring; 9. a gear ring; 10. a counter bore; 11. a slide rail; 12. a connecting rod; 13. a connecting seat; 14. a screw; 15. a baffle plate; 16. a receiving groove; 17. a pipeline.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1, the specific structure of the present invention is: the anti-overflow pipeline connecting device comprises a connecting piece and a locking ring 1 which are concentrically arranged, wherein the connecting piece comprises an inserting ring 2 and an outer ring 3, two ends of the inserting ring 2 are inserted into pipelines 17 at two sides during installation, locking bolts 4 are arranged on the side wall of the inserting ring 2 in an array mode, one end of each locking bolt 4 penetrates through the side wall of the inserting ring 2 and abuts against the inner wall of the pipeline 17 to temporarily fix the pipeline 17, a circle of convex ring 5 concentric with the inserting ring is arranged on the outer wall of the inserting ring 2, a circle of clamping grooves 6 concentric with the inserting ring 2 are arranged on the end faces at two sides of the convex ring 5, the pipeline 17 is inserted into the clamping grooves 6 during installation to play a certain anti-overflow effect and fix the position of the pipeline 17, a circle of rubber ring 7 concentric with the inserting ring 2 is arranged on the outer side of the pipeline 17 on the; the 5 outsides of bulge loop are located to 3 covers of outer loop, outer loop 3 includes the solid fixed ring 8 that the interval set up, gu fixed ring 8's cross-section includes horizontal segment and vertical end, and horizontal segment and vertical end are L shape and connect, and the horizontal segment of the solid fixed ring 8 of both sides sets up mutually, gu the medial surface and the 1 lateral wall threaded connection of locking ring of the 8 horizontal segment of fixed ring, 1 inside wall of locking ring is the toper, and its one side internal diameter that is close to solid fixed ring 8 is less.

Preferably, when the fixing ring 8 moves towards the inner side of the outer ring 3, in order to enable the rubber ring 7 to be attached to the pipeline 17 in a larger area, the inner side wall of the rubber ring 7 is an inclined surface, and the inner diameter of the outer end of the rubber ring is larger than that of the inner end of the rubber ring.

Preferably, in order to rotate the locking ring 1, a circle of gear ring 9 is disposed on the outer side wall of the locking ring 1, so that the locking ring 1 can be conveniently held and the locking ring 1 can be conveniently rotated by a motor.

Preferably, in order to rotate the locking ring 1, a counter bore 10 is formed on the outer end surface of the locking ring 1, and when the locking ring 1 needs to be rotated, a rod-shaped object is inserted into the counter bore 10 to facilitate force application.

Preferably, in order to meet the requirements of different locking forces, the distance between the fixing rings 8 on the two sides can be adjusted, in order to adjust the distance between the fixing rings 8, the fixing rings 8 are mounted on a sliding rail 11 on the outer side wall of the convex ring 5, and the sliding rail 11 is arranged along the radial direction of the insert ring; the utility model discloses a solid fixed ring 8, including solid fixed ring 8, connecting rod 13, screw rod 14, baffle 15, fixing ring 8, connecting rod 12, connecting seat 13 upper end are provided with the bearing, the bearing is connected with screw rod 14, screw rod 14 and baffle 15 threaded connection just vertically pass baffle 15 and be connected with the roating seat, the baffle 15 both ends insert the groove 16 of accomodating that sets up on the solid fixed ring 8 inner wall, through rotating screw rod 14 so that connecting seat 13 goes up and down, reach the purpose of the distance between the solid fixed ring 8 of adjustment.

The concrete during operation: inserting the pipeline 17 into the clamping groove 6, and then rotating the locking bolt 4 to enable the tail end of the locking bolt to be propped against the inner wall of the pipeline 17 to complete temporary connection; then the locking ring 1 is rotated to move towards the inner side of the convex ring 5, and the inner side wall of the locking ring 1 is conical, so that the extrusion rubber ring 7 is attached to the outer wall of the pipeline 17 along with the movement of the locking ring 1, thereby completing the connection of two pipelines 17; when the pipeline 17 needs to be replaced, the pipeline 17 can be pulled out from the clamping groove 6 as long as the locking ring 1 is rotated reversely.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. The fastener is characterized by comprising a connecting piece and a locking ring (1), wherein the connecting piece comprises an inserting ring (2) and an outer ring (3), locking bolts (4) are arranged on the side wall of the inserting ring (2) in an array mode, one end of each locking bolt (4) penetrates through the side wall of the inserting ring (2) and extends towards the outer diameter of the inserting ring (2), a circle of convex ring (5) concentric with the inserting ring is arranged on the outer wall of the inserting ring (2), a circle of clamping groove (6) concentric with the inserting ring (2) is arranged on the end faces of the two sides of each convex ring (5), and a circle of rubber ring (7) concentric with the inserting ring (2) is arranged on the outer side of each clamping groove (6) on the end faces of the two sides of each convex; the outer ring (3) cover is located the bulge loop (5) outside, outer ring (3) are including solid fixed ring (8) that the interval set up, gu fixed ring (8) cross section sets up for the horizontal segment of L shape and the solid fixed ring of both sides (8) mutually away, gu the medial surface and locking ring (1) lateral wall threaded connection of fixed ring (8) horizontal segment, locking ring (1) inside wall is the toper.

2. A fastener according to claim 1, characterized in that the inner side wall of the rubber ring (7) is bevelled, the inner diameter of the outer end being greater than the inner diameter of the inner end.

3. A fastener according to claim 1, characterized in that the locking ring (1) is provided with a ring of gear wheels (9) on its outer side wall.

4. A fastener according to claim 1, characterized in that the outer end face of the locking ring (1) is provided with a counter bore (10).

5. A fastener according to claim 1, characterized in that a slide rail (11) is arranged on the outer side wall of the convex ring (5), and a slide groove matched with the slide rail (11) is arranged on the vertical section of the fixing ring (8); the utility model discloses a quick-witted, including solid fixed ring (8), connecting rod (12) on solid fixed ring (8) of both sides, connecting rod (12) on solid fixed ring (8) of fixed ring (8) are all articulated on connecting seat (13), connecting seat (13) upper end is provided with the bearing, the bearing is connected with screw rod (14), screw rod (14) and baffle (15) threaded connection and vertically pass baffle (15) and be connected with the roating seat, baffle (15) both ends insert in the groove (16) of accomodating that sets up on solid fixed ring (8) inner wall.