CN213809340U

CN213809340U - Flange sleeve convenient to assemble

Info

Publication number: CN213809340U
Application number: CN202022929554.3U
Authority: CN
Inventors: 郭建国; 郭勇; 魏凌峰
Original assignee: Foshan Xuyang Machinery Equipment Co ltd
Current assignee: Foshan Xuyang Machinery Equipment Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-27
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a flange sleeve convenient to assembly, concretely relates to flange sleeve technical field, including first sleeve and second sleeve, first recess has been seted up to second sleeve outer end, two second recesses have been seted up to first recess inboard, the inside annular plate that is equipped with of first recess, the inboard fixed interior rack that is equipped with of annular plate, the inside threaded sleeve that is equipped with of second recess, threaded sleeve outer pot head is equipped with outer rack, two first cavitys have been seted up to second sleeve inboard, the inside threaded rod that is equipped with of first cavity, the second cavity has been seted up to first sleeve inboard. The utility model discloses a thereby the annular plate makes the threaded rod insert the inside reuse bolt-up of fixing first flange and second flange in advance of second cavity through interior rack and outer rack movable screw sleeve rotation, and first flange and second flange are because of being fixed in advance by the threaded rod fastening effect that can not incline to be better during the assembly, convenient assembly.

Description

Flange sleeve convenient to assemble

Technical Field

The embodiment of the utility model provides a flange sleeve technical field, concretely relates to flange sleeve convenient to assembly.

Background

A flange, also known as a flange collar or flange. The flange is a part for connecting the shaft and is used for connecting pipe ends, the flange is also used on an equipment inlet and an equipment outlet and is used for connecting two pieces of equipment, and the flange connection or the flange joint is a detachable connection which is formed by connecting the flange, a gasket and a bolt together to form a group of combined sealing structures.

The prior art has the following defects: when the flange sleeve is connected and assembled, a plurality of bolts need to be connected and fastened one by one, the flange is easy to incline or the gasket falls to be unstably placed in the process, the fastening effect is poor, and the assembly is inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a flange sleeve convenient to assembly, thereby it makes outer tooth strip movable screw sleeve rotate to drive the interior rack rotation through the annular plate, screw sleeve makes the threaded rod can follow and extends into the inside of second cavity and fix first flange and second flange in advance in the first cavity, then fix first flange and second flange with the bolt, first flange and second flange are better because of being fixed in advance by the threaded rod can not the slope fastening effect during the assembly, convenient assembly, in order to solve among the prior art because when flange muffjoint connects, a plurality of bolts need connect the fastening one by one, the in-process easily makes the flange take place the slope or the gasket drops to put the unstability and lead to the fastening effect poor, the inconvenient problem of assembly.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a flange sleeve convenient to assemble comprises a first sleeve, a first flange, a second sleeve and a gasket, wherein the inner sides of the first flange and the second flange are respectively fixedly connected with the inner sides of the first sleeve and the second sleeve, the first flange is arranged on one side of the second flange, the first flange and the second flange are fixedly connected through bolts, the gasket is arranged between the first flange and the second flange, a first groove is formed in the outer end of the second sleeve, two second grooves are formed in the inner side of the first groove, an annular plate is arranged in the first groove, an inner rack is fixedly arranged on the inner side of the annular plate, a threaded sleeve is arranged in the second groove, an outer rack is sleeved on the outer end of the threaded sleeve and is meshed with the inner rack, two first cavities are formed in the inner side of the second sleeve, and the first cavities penetrate through the second groove and the second flange, the threaded rod is arranged inside the first cavity and penetrates through the threaded sleeve, the threaded rod is in threaded connection with the threaded sleeve, the two second cavities are formed in the inner side of the first sleeve and penetrate through the first flange, and the threaded rod is arranged inside the first cavity and extends into the second cavities.

Furthermore, both sides of the annular plate and both sides of the inside of the first groove are movably connected through sliding rails, and both ends of the threaded sleeve and both sides of the inside of the second groove are movably connected through bearings.

Furthermore, a limiting groove is formed in the outer side of the first cavity, a limiting block is fixedly arranged at the outer end of the threaded rod, and the limiting block is arranged inside the limiting groove.

Furthermore, the two second grooves and the two first cavities are symmetrically distributed along the central axis of the second sleeve respectively, and the second grooves and the first cavities are arranged on the inner sides of the first grooves.

Further, a third cavity is formed in the outer side of the second cavity, the third cavity is arranged inside the first sleeve, an inserting rod is arranged inside the third cavity, and the two ends of the inserting rod respectively extend out of the outer end of the first sleeve and the inside of the second cavity.

Further, the outer end of the inserted bar is sleeved with a spring, two ends of the spring are fixedly connected with the outer end of the inserted bar and one end, far away from the second cavity, of the inside of the third cavity respectively, and the spring is arranged inside the third cavity.

Furthermore, a third groove is formed in the outer end of the threaded rod, and one end of the inserted bar extends into the third groove.

Furthermore, the outer end of the annular plate is fixedly provided with an anti-skidding sleeve, one end of the inserted bar is fixedly provided with a pull ring, and the pull ring is arranged at the outer end of the first sleeve.

The embodiment of the utility model provides a have following advantage:

the utility model discloses a stir the annular plate and make it use second sleeve axis to rotate as the center, thereby the annular plate drives interior rack rotation when rotating and moves the screw sleeve rotation through the outer tooth strip, the screw sleeve makes the threaded rod can follow inside the first cavity of extension into the second cavity, thereby fix first flange and second flange in advance, then fix first flange and second flange with the bolt, compared with the prior art, the threaded rod can fix reuse bolt-up with first flange and second flange in advance, first flange and second flange can not incline the fastening effect better during the assembly, convenient assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of a front sectional structure provided by the present invention;

fig. 2 is a side sectional view of a second sleeve provided by the present invention;

fig. 3 is a schematic view of the front view structure provided by the present invention;

FIG. 4 is an enlarged view of the portion A in FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the portion B in FIG. 1 according to the present invention;

in the figure: the structure comprises a first sleeve 1, a first flange 2, a second flange 3, a second sleeve 4, a first groove 5, a second groove 6, an annular plate 7, an inner rack 8, a first cavity 9, a second cavity 10, a threaded rod 11, a threaded sleeve 12, an outer rack 13, a third groove 14, a third cavity 15, an inserted rod 16, a spring 17, a limiting groove 18, a limiting block 19 and a gasket 20.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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 the attached drawings 1-5 in the specification, the flange sleeve convenient to assemble in the embodiment comprises a first sleeve 1, a first flange 2, a second flange 3, a second sleeve 4 and a gasket 20, wherein the inner sides of the first flange 2 and the second flange 3 are fixedly connected with the inner sides of the first sleeve 1 and the second sleeve 4 respectively, the first flange 2 is arranged on one side of the second flange 3, the first flange 2 and the second flange 3 are fixedly connected through bolts, the gasket 20 is arranged between the first flange 2 and the second flange 3, a first groove 5 is formed in the outer end of the second sleeve 4, two second grooves 6 are formed in the inner side of the first groove 5, an annular plate 7 is arranged in the first groove 5, an inner rack 8 is fixedly arranged on the inner side of the annular plate 7, a threaded sleeve 12 is arranged in the second groove 6, an outer rack 13 is sleeved on the threaded sleeve 12, the outer rack 13 and the inner rack 8 are meshed with each other, two first cavities 9 are formed in the inner side of the second sleeve 4, the first cavities 9 penetrate through the second groove 6 and the second flange 3, a threaded rod 11 is arranged in each first cavity 9, the threaded rod 11 penetrates through the threaded sleeve 12, the threaded rod 11 is in threaded connection with the threaded sleeve 12, two second cavities 10 are formed in the inner side of the first sleeve 1, the second cavities 10 penetrate through the first flange 2, and the threaded rod 11 is arranged in each first cavity 9 and extends into the second cavity 10.

Further, the two sides of the annular plate 7 are movably connected with the two sides of the inside of the first groove 5 through sliding rails, the two ends of the threaded sleeve 12 are movably connected with the two sides of the inside of the second groove 6 through bearings, the sliding rails are connected to facilitate rotation of the annular plate 7, and the bearings are connected to facilitate rotation of the threaded sleeve 12.

Furthermore, a limiting groove 18 is formed in the outer side of the first cavity 9, a limiting block 19 is fixedly arranged at the outer end of the threaded rod 11, the limiting block 19 is arranged inside the limiting groove 18, and the limiting groove 18 can limit the limiting block 19 to prevent the threaded rod 11 from rotating.

Further, the two second grooves 6 and the two first cavities 9 are symmetrically distributed along the axis of the second sleeve 4, the second grooves 6 and the first cavities 9 are arranged inside the first grooves 5, and the symmetrical distribution can enable the two threaded rods 11 to more stably pre-fix the first flange 2 and the second flange 3.

Further, two third cavities 15 have all been seted up to the second cavity 10 outside, third cavity 15 is established inside first sleeve 1, the inside inserted bar 16 that is equipped with of third cavity 15, inside first sleeve 1 outer end and second cavity 10 are extended respectively to inserted bar 16 both ends, and inserted bar 16 and spring 17 are conveniently placed to third cavity 15.

Further, the outer end of the inserted bar 16 is sleeved with a spring 17, two ends of the spring 17 are respectively fixedly connected with the outer end of the inserted bar 16 and one end of the third cavity 15, which is far away from the second cavity 10, the spring 17 is arranged inside the third cavity 15, and the spring 17 can push the inserted bar 16 to be inserted into the third groove 14.

Furthermore, a third groove 14 is formed in the outer end of the threaded rod 11, one end of the inserting rod 16 extends into the third groove 14, and the inserting rod 16 is inserted into the third groove 14 to fix the threaded rod 11.

Furthermore, an anti-slip sleeve is fixedly arranged at the outer end of the annular plate 7, a pull ring is fixedly arranged at one end of the inserted link 16, the pull ring is arranged at the outer end of the first sleeve 1, the anti-slip sleeve facilitates pulling of the annular plate 7, and the pull ring facilitates pulling of the inserted link 16.

The implementation scenario is specifically as follows: first, the first flange 2 and the second flange 3 are placed in a butt joint mode, the gasket 20 is placed between the first flange 2 and the second flange 3, then the annular plate 7 is shifted to rotate around the central axis of the second sleeve 4, the annular plate 7 drives the inner rack 8 to rotate when rotating, the inner rack 8 rotates to enable the outer rack 13 to drive the threaded sleeve 12 to rotate through meshing with the outer rack 13, the threaded sleeve 12 is in threaded connection with the threaded rod 11 to enable the threaded rod 11 to move in the first cavity 9, the first cavity 9 extends out of the first cavity 9 and extends into the second cavity 10 when moving, the threaded rod 11 abuts against the inserted rod 16 and pushes the inserted rod 16 when moving in the second cavity 10, the inserted rod 16 is squeezed by the threaded rod 11 to move towards the inside of the third cavity 15, the spring 17 is compressed to generate elastic force when the inserted rod 16 moves, the threaded rod 11 continuously moves to the bottom of the inserted rod 16 when the third groove 14 moves to the bottom of the inserted rod 16, spring 17's elasticity promotes inserted bar 16 and makes inserted bar 16 one end pushed the inside unable removal of being blocked threaded rod 11 of third recess 14, thereby fix first flange 2 and second flange 3 in advance, then fix first flange 2 and second flange 3 with the bolt, threaded rod 11 can fix first flange 2 and second flange 3 in advance reuse bolt-up, first flange 2 and second flange 3 can not incline the fastening effect better during the assembly, convenient assembly, this embodiment has specifically solved among the prior art when flange sleeve connects the equipment, a plurality of bolts need connect the fastening one by one, the in-process easily makes the flange take place to incline or the gasket drops to put the unstably, fastening effect is poor, the inconvenient problem of assembly.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a flange sleeve convenient to assembly, includes first sleeve (1), first flange (2), second flange (3), second sleeve (4) and gasket (20), first flange (2) and second flange (3) inboard respectively with the inboard fixed connection of first sleeve (1) and second sleeve (4), establish in second flange (3) one side and first flange (2) and second flange (3) through bolt fixed connection first flange (2), establish between first flange (2) and second flange (3) gasket (20), its characterized in that: the outer end of the second sleeve (4) is provided with a first groove (5), the inner side of the first groove (5) is provided with two second grooves (6), the inner part of the first groove (5) is provided with an annular plate (7), the inner side of the annular plate (7) is fixedly provided with an inner rack (8), the inner part of the second groove (6) is provided with a threaded sleeve (12), the outer end of the threaded sleeve (12) is sleeved with an outer rack (13), the outer rack (13) is meshed with the inner rack (8), the inner side of the second sleeve (4) is provided with two first cavities (9), the first cavities (9) penetrate through the second groove (6) and the second flange (3), the inner part of the first cavities (9) is provided with a threaded rod (11), the threaded rod (11) penetrates through the threaded sleeve (12) and the threaded rod (11) is connected with the threaded sleeve (12) through threads, two second cavities (10) are formed in the inner side of the first sleeve (1), the second cavities (10) penetrate through the first flange (2), and the threaded rod (11) is arranged in the first cavity (9) and extends into the second cavities (10).

2. A flanged sleeve for ease of assembly as set forth in claim 1, wherein: both sides of the annular plate (7) are movably connected with both sides inside the first groove (5) through sliding rails, and both ends of the threaded sleeve (12) are movably connected with both sides inside the second groove (6) through bearings.

3. A flanged sleeve for ease of assembly as set forth in claim 1, wherein: limiting grooves (18) are formed in the outer side of the first cavity (9), limiting blocks (19) are fixedly arranged at the outer ends of the threaded rods (11), and the limiting blocks (19) are arranged inside the limiting grooves (18).

4. A flanged sleeve for ease of assembly as set forth in claim 1, wherein: the two second grooves (6) and the two first cavities (9) are symmetrically distributed along the central axis of the second sleeve (4), and the second grooves (6) and the first cavities (9) are arranged on the inner side of the first grooves (5).

5. A flanged sleeve for ease of assembly as set forth in claim 1, wherein: two third cavity (15) have all been seted up in second cavity (10) outside, third cavity (15) are established inside first sleeve (1), third cavity (15) inside is equipped with inserted bar (16), inserted bar (16) both ends extend first sleeve (1) outer end and second cavity (10) inside respectively.

6. A flanged sleeve for ease of assembly according to claim 5, wherein: the outer pot head of inserted bar (16) is equipped with spring (17), spring (17) both ends are kept away from second cavity (10) one end fixed connection with inserted bar (16) outer end and third cavity (15) inside respectively, spring (17) are established inside third cavity (15).

7. A flanged sleeve for ease of assembly according to claim 5, wherein: and a third groove (14) is formed in the outer end of the threaded rod (11), and one end of the inserted rod (16) extends into the third groove (14).

8. A flanged sleeve for ease of assembly according to claim 5, wherein: the outer end of the annular plate (7) is fixedly provided with an anti-skidding sleeve, one end of the inserted bar (16) is fixedly provided with a pull ring, and the pull ring is arranged at the outer end of the first sleeve (1).