CN216430711U

CN216430711U - Fastening device for water conservancy and hydropower pipeline

Info

Publication number: CN216430711U
Application number: CN202122766197.8U
Authority: CN
Inventors: 张波; 陈雄辉; 严君华; 冯晓桂; 袁雷振; 望超帆; 刘超; 于佳
Original assignee: China Gezhouba Group No 3 Engineering Co Ltd
Current assignee: China Gezhouba Group No 3 Engineering Co Ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-05-03
Anticipated expiration: 2031-11-11

Abstract

A fastening device for a water conservancy and hydropower pipeline comprises a fixing mechanism provided with two fixing sleeves, wherein a gear ring is arranged between the two fixing sleeves, and a plurality of shaft gears are arranged along the inner circumferential direction of the gear ring; a plurality of racks which are in one-to-one correspondence with the shaft gears are arranged along the circumferential direction of the fixed sleeve, and the racks are movably arranged along the radial extension of the fixed sleeve; one end of the rack is positioned in the fixing sleeve, the other end of the rack extends out of the fixing sleeve, and a fixing block is arranged at one end of the rack positioned in the fixing sleeve; the space enclosed by the fixed block is used for fixing the pipeline; the fixed sleeve is also provided with a locking piece, and when the pipeline is locked by the fastening device, one end of the locking piece is abutted against the gear ring. The gear ring of the fastening device rotates to drive the shaft gear to rotate, the shaft gear drives the rack matched with the shaft gear to move along the radial direction of the fixed sleeve, so that the fixed block arranged at the end of the rack is tightly attached to the pipeline, then the locking piece is screwed, the pipeline is firmly fixed, and the device is simple and convenient to operate.

Description

Fastening device for water conservancy and hydropower pipeline

Technical Field

The utility model relates to a technical field is fixed to the pipeline, in particular to fastener of water conservancy water and electricity pipeline.

Background

Water conservancy and hydropower engineering mainly develops and utilizes water resources in modes of surveying, investigation, planning and design, construction, management and the like, and can convert water energy into electric energy through some equipment and pipelines, so that the shortage of the existing electric energy is relieved. Fastening devices are required to secure the pipes in place. However, the fastening devices for pipelines currently adopt bolts and nuts for fixing, but in the hard-contact fixing mode, under the impact and vibration conditions of long-time operation such as water flow impact in the pipelines, the fastening devices such as the bolts and the nuts can loosen, so that the pipelines are not firmly fixed. Although some fixing mechanisms are additionally provided with the anti-loosening mechanism, the fixing device is relatively complicated in structure and extremely inconvenient to use.

Disclosure of Invention

Problem to exist among the prior art, the utility model provides a fastener of water conservancy water and electricity pipeline has effectively solved the fixed insecure, the inconvenient problem of operation of fixing device of pipeline among the hydraulic and hydroelectric engineering

The utility model discloses a realize through following technical scheme:

a fastening device for water conservancy and hydropower pipelines comprises a fixing mechanism;

the fixing mechanism comprises two fixing sleeves which are coaxially arranged; a gear ring is arranged between the two fixed sleeves, and a plurality of shaft gears are arranged along the inner side circumference of the gear ring in a meshed manner;

a plurality of racks which are in one-to-one correspondence with the shaft gears are arranged along the circumferential direction of the fixed sleeve, and the racks are movably arranged along the radial extension of the fixed sleeve; the rack is meshed and connected with the shaft gear; one end of the rack is positioned in the fixing sleeve, the other end of the rack extends out of the fixing sleeve, and a fixing block is arranged at one end of the rack positioned in the fixing sleeve; the space enclosed by the fixed blocks is used for fixing the pipeline;

the fixing sleeve is further provided with a locking piece, and when the fastening device locks the pipeline, one end of the locking piece abuts against the gear ring.

Preferably, the two ends of the shaft gear extend out of the fixed sleeve, and the extending parts of the two ends of the shaft gear are provided with fixed connecting pieces.

Preferably, be provided with the connecting block on the outside circumference of ring gear, be provided with the mounting on the connecting block, the connecting block with the ring gear passes through mounting fixed connection, the inboard of connecting block with the outside laminating setting of fixed cover.

Preferably, sliding tables are arranged at two ends, close to one side of the fixing sleeve, of the connecting block, sliding grooves are arranged on the circumferential surface of the outer side of the fixing sleeve in positions corresponding to the sliding tables, and the sliding grooves are matched with the sliding tables.

Preferably, the fastening device further comprises a base, and the two fixing sleeves are arranged on one side of the base.

Preferably, a buffer mechanism is further arranged between the base and the fixed sleeve; the buffer mechanism comprises a connecting seat, one end of the connecting seat is connected with the outer circumferential surface of the fixed sleeve, and the other end of the connecting seat is connected with the base.

Preferably, a connecting column is arranged at one end of the connecting seat opposite to the connecting fixing sleeve, and the connecting column is connected with the base; the free end of the connecting column is provided with a limiting part.

Preferably, the connecting column is sleeved with a spring, one end of the spring abuts against the connecting seat, and the other end of the spring abuts against the base.

Preferably, a through step hole is formed in the base, the connecting column penetrates through the step hole, and one end of the spring abuts against the step surface of the step hole.

Preferably, one side of the fixed block, which is close to the pipeline, is provided with an anti-slip pad, and the anti-slip pad is an elastic piece.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model provides a fastener of water conservancy water and electricity pipeline, is provided with the ring gear and the shaft gear of mutually supporting in its fixed establishment, and shaft gear side is provided with rather than the complex rack simultaneously, rotates the ring gear and drives shaft gear revolve, and shaft gear drives rather than the complex rack along the radial movement of fixed cover for the fixed block that the rack end set up closely laminates the pipeline, then screws the locking piece, thereby firm fixed pipeline, the device easy operation is convenient.

Furthermore, the fixed connecting piece can ensure that the installation and the connection of the shaft gear are more stable.

Furthermore, the connecting block can be more laborsaving convenient when rotatory ring gear.

Furthermore, the base can make fixed establishment must install and use more conveniently, and the use is more convenient.

Further, the buffer mechanism can reduce the impact on the fixing device when the fastening device is vibrated.

Furthermore, the inner side of the fixing block is provided with a protective pad, so that the fixing is firmer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

fig. 2 is a front half-sectional view of the present invention;

fig. 3 is a side cross-sectional view of the present invention;

fig. 4 is a sectional view of the shaft gear ring gear of the present invention.

Wherein: 1. a base; 10. a stepped bore; 2. a buffer mechanism; 20. connecting columns; 21. a limiting member; 22. a spring; 23. a connecting seat; 3. a fixing mechanism; 30. fixing a sleeve; 300. a chute; 31. a ring gear; 32. connecting blocks; 320. a sliding table; 33. a fixing member; 34. a rack; 35. a shaft gear; 36. fixing the connecting piece; 37. a locking member; 38. a fixed block; 39. a non-slip mat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "horizontal", "inner", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the term "horizontal", if present, does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "set", "mounted", "connected" and "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings:

as shown in fig. 1, a fastening device for a water conservancy and hydropower line comprises a base 1, a buffering mechanism 2 and a fixing mechanism 3.

The base 1, the buffer mechanism 2 and the fixing mechanism 3 are sequentially connected from bottom to top. When the device is subjected to large vibration, the buffer mechanism 2 can play a certain buffer role; the fixing mechanism 3 can fix the pipeline simply, conveniently and quickly.

As shown in fig. 1 and 4, a plurality of through stepped holes 10 are uniformly distributed on the upper end surface of the base 1, and the stepped holes 10 are used for connecting the buffer mechanism 2.

As shown in fig. 1 and 4, the buffer mechanism 2 includes a connecting seat 23, the upper end of the connecting seat 23 is connected with the fixing mechanism 3, a plurality of connecting holes are formed in the lower end face of the connecting seat 23 at positions corresponding to the step holes 10, a connecting column 20 is rotatably arranged in each connecting hole, the lower end of each connecting column 20 penetrates through the step holes 10 of the base 1, an annular clamping groove is formed in the end position of one end of each connecting column 20 penetrating through the step holes 10, a limiting part 21 is clamped in each clamping groove and prevents the connecting column 20 from being separated from the base 1, an opening retaining ring is adopted as the limiting part 21 in this embodiment, certainly, a split pin, a snap spring and the like can also be adopted as the limiting part 21, a spring 22 is arranged on the column body of each connecting column 20, the upper end face of the spring 22 is in contact with the lower end face of the connecting seat 23, and the lower end face of the spring 22 is in contact with the step hole 10. When the whole device is vibrated, the buffer mechanism 2 reduces or counteracts the vibration force applied to the fixing mechanism 3 by the elastic action of the spring 22, thereby maintaining the stability of the device.

As shown in fig. 2, 3 and 4, the fixing mechanism 3 includes two fixing sleeves 30, the two fixing sleeves 30 are symmetrically and fixedly disposed at the central position of the upper end surface of the connecting seat 23, two opposite side surfaces of the two fixing sleeves 30 are respectively provided with an annular groove, the two annular grooves are respectively and jointly and rotatably connected with a gear ring 31, so that the gear ring 31 can rotate in the annular groove formed by the two fixing sleeves 30, the opposite side surfaces of the fixing sleeves 30 are respectively provided with an annular mounting groove at the inner side of the annular groove, mounting holes are respectively formed at corresponding positions on the inner side end surfaces of the two annular mounting grooves, bearings are arranged in the two mounting holes, the outer rings of the bearings are in contact with the inner side walls of the mounting holes, a shaft gear 35 is jointly connected between the two bearings, the shaft gear 35 and the gear ring 31 are in a matched rotation manner, the gear ring 31 can drive the shaft gear 35 to rotate, and at least three shaft gears 35 are arranged in the mounting grooves to be matched with the gear ring 31, the two end shafts of each shaft gear 35 penetrate through the mounting holes, the circumferential surfaces of the two end shafts of each shaft gear 35 are attached to the inner side surfaces of the bearings, so that the shaft gears 35 can rotate, ring grooves are formed in the outer sides of the mounting holes at the two end shaft ends of each shaft gear 35, a fixed connecting piece 36 is installed in each ring groove, the positions of the shaft gears 35 are fixed, and the shaft gears 35 move along the axial direction of the shaft gears, in the embodiment, the fixed connecting pieces 36 adopt shaft snap springs, of course, split pins, shaft check rings and the like can also be adopted as the fixed connecting pieces 36, the side surfaces of each shaft gear 35 are connected with two racks 34 in a matching mode, through rack holes are formed in the circumferential surface of the fixed sleeve 30 corresponding to the positions of the racks 34, and one ends of the racks 34 penetrate through the rack holes and extend to the outer sides of the fixed sleeve 30; the other ends of the two racks 34 are connected with an arc-shaped fixing block 38, the circumferential surface of the outer side surface of the arc-shaped fixing block 38 is fixedly connected with the ends of the two racks 34, and a space enclosed by the fixing block 38 is used for fixing a pipeline. In this embodiment, the fixed connection adopts the cooperation of screw and screw hole to be connected. The inner side surface of the fixing block 38 is provided with a non-slip pad 39, and the non-slip pad 39 in this embodiment is made of a material with elastic deformation, such as rubber, so that the fixing is firmer and more stable. The outer end faces of the two fixing sleeves 30 are provided with through threaded holes corresponding to the annular grooves, locking pieces 37 are screwed in the threaded holes, meanwhile, a plurality of locking holes with the same diameter as the locking pieces 37 are circumferentially formed in the left side face of the gear ring 31, the locking pieces 37 penetrate into the locking holes, and the bottoms of the locking pieces 37 are in contact with the bottoms of the locking holes to fix the gear ring. In the present embodiment, the locking member 37 is a fixing screw, but of course, a pin, a bolt, etc. may be used as the locking member 37.

When the fixing mechanism 3 is used for fixing a pipeline, the rotation of the plurality of shaft gears 35 is driven by the rotating gear ring 31, each shaft gear 35 drives the two racks 34 matched with the shaft gear 35 to move along the radial direction of the fixing sleeve 30, so that the ends of the racks 34 are positioned in the arc-shaped fixing blocks 38 arranged on the inner side of the fixing sleeve 30 to be aggregated, the pipeline is clamped and fixed, then the locking piece 37 is rotated, the locking piece 37 moves along the axial direction of the fixing sleeve 30 and penetrates into the locking holes arranged on the side surface of the gear ring 31, the gear ring 31 is fixed, the gear ring 31 cannot rotate, the locking holes are arranged at positions matched with the diameters of the common pipelines, when each locking hole on the side surface of the gear ring 31 is rotated to the position of the locking piece 37, the fixing blocks 38 are aggregated together to form the diameter of the fixing ring corresponding to the diameter of one pipeline, meanwhile, the anti-skid pads 39 arranged on the inner side of the fixing blocks 38 can generate elastic deformation and better fit with the pipeline, the fixing mode can be suitable for pipelines with various pipe diameters, the fixing mechanism 3 can be effectively prevented from loosening, and the fixing mechanism is firm in fixing, simple in structure, firm in fixing and convenient to operate.

As shown in fig. 1, an arc-shaped connecting block 32 is disposed on the outer circle of the gear ring 31, the connecting block 32 is fixedly connected to the gear ring 31 through a fixing member 33, so that the connecting block 32 can be fixed on the outer circumferential surface of the gear ring 31, in this embodiment, the fixing member 33 is a connecting screw, and sliding tables 320 are disposed on the inner side surface of the connecting block 32 near to the two ends, a circle of sliding grooves 300 are disposed on the circumferential surfaces of the two fixing sleeves 30 corresponding to the sliding tables 320, the sliding tables 320 are matched with the sliding grooves 300, so that the sliding tables 320 can slide along the sliding grooves 300, the connecting block 32 can make it more labor-saving and convenient to rotate the gear ring 31, and the gear ring 31 rotates from the left side position to the right side position of the connecting seat 23, so that the arc-shaped fixing blocks 38 at the ends of the rack 34 can be gathered together to form a very small pipeline fixing ring.

The use process of the device is as follows: the device is fixed at a position where a pipeline needs to be fixed, then the connecting block 32 is held and slides along the sliding groove 300 to drive the gear ring 31 to rotate, so that the gear ring 31 drives the shaft gear 35 to rotate. Meanwhile, the shaft gear 35 drives the rack 34 engaged therewith to move outwards along the radial direction of the fixing sleeve 30, and the rack 34 drives the fixing block 38 disposed at the end of the inner side of the fixing sleeve 30 to move towards the inner side wall of the fixing sleeve 30. Secondly, penetrate the pipeline that needs fixing, the gliding direction of sliding connection block 32 is opposite with the direction that begins to slide, make connection block 32 drive ring gear 31 and rotate, ring gear 31 drives the rotation of shaft gear 35, shaft gear 35 drives rack 34 and radially inwards moves along fixed cover 30, make rack 34 drive its fixed block 38 that is located fixed cover 30 inboard end near the pipeline, when inboard slipmat 39 of fixed block 38 closely laminates with the pipeline, rotatory locking piece 37, make locking piece 37 penetrate the locking hole that corresponds the pipeline diameter in ring gear 31 side, thereby make ring gear 31 can fix, realize the fastening of pipeline and handle.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fastening device for water conservancy and hydropower pipelines is characterized by comprising a fixing mechanism (3);

the fixing mechanism (3) comprises two fixing sleeves (30), and the two fixing sleeves (30) are coaxially arranged; a gear ring (31) is arranged between the two fixed sleeves (30), and a plurality of shaft gears (35) are arranged along the inner circumferential direction of the gear ring (31) in a meshed manner;

a plurality of racks (34) which are in one-to-one correspondence with the shaft gears (35) are arranged along the circumferential direction of the fixed sleeve (30), and the racks (34) are movably arranged along the radial extension of the fixed sleeve (30); the rack (34) is meshed with the shaft gear (35) and is connected with the shaft gear; one end of the rack (34) is positioned inside the fixing sleeve (30), the other end of the rack extends out of the fixing sleeve (30), and a fixing block (38) is arranged at one end of the rack (34) positioned inside the fixing sleeve (30); the space enclosed by the fixed block (38) is used for fixing a pipeline;

the fixing sleeve (30) is further provided with a locking piece (37), and when the fastening device locks the pipeline, one end of the locking piece (37) abuts against the gear ring (31).

2. A fastening device for water conservancy and hydropower pipelines according to claim 1, wherein both end shaft ends of the shaft gear (35) extend out of the fixing sleeve (30), and both end shaft end extending parts of the shaft gear (35) are provided with fixing connecting pieces (36).

3. A water conservancy and hydropower pipeline fastening device according to claim 1, wherein a connecting block (32) is arranged on the outer circumference of the gear ring (31), a fixing part (33) is arranged on the connecting block (32), the connecting block (32) and the gear ring (31) are fixedly connected through the fixing part (33), and the inner side of the connecting block (32) is attached to the outer side of the fixing sleeve (30).

4. The fastening device for the water conservancy and hydropower pipelines according to claim 3, wherein sliding tables (320) are arranged at two ends of the connecting block (32) close to one side of the fixing sleeve (30), sliding grooves (300) are arranged on the outer circumferential surface of the fixing sleeve (30) corresponding to the sliding tables (320), and the sliding grooves (300) are matched with the sliding tables (320).

5. A water conservancy and hydropower line fastening device according to claim 1, further comprising a base (1), wherein the two securing sleeves (30) are provided on one side of the base (1).

6. A fastening device for water conservancy and hydropower pipelines according to claim 5, wherein a buffering mechanism (2) is further arranged between the base (1) and the fixing sleeve (30); the buffer mechanism (2) comprises a connecting seat (23), one end of the connecting seat (23) is connected with the outer circumferential surface of the fixed sleeve (30), and the other end of the connecting seat (23) is connected with the base (1).

7. A fastening device for water conservancy and hydropower pipelines according to claim 6, wherein a connecting column (20) is arranged at one end of the connecting base (23) opposite to the connecting fixing sleeve (30), and the connecting column (20) is connected with the base (1); the free end of the connecting column (20) is provided with a limiting part (21).

8. A water conservancy and hydropower line fastening device according to claim 7, wherein the connecting column (20) is sleeved with a spring (22), one end of the spring (22) abuts against the connecting seat (23), and the other end abuts against the base (1).

9. A water conservancy and hydropower pipeline fastening device according to claim 8, wherein the base (1) is provided with a through step hole (10), the connecting column (20) penetrates through the step hole (10), and one end of the spring (22) abuts against a step surface of the step hole (10).

10. A water conservancy and hydropower pipeline fastening device according to claim 1, wherein a non-slip mat (39) is arranged on one side of the fixing block (38) close to the pipeline, and the non-slip mat (39) is an elastic member.