CN215173013U

CN215173013U - Tool for mounting flange

Info

Publication number: CN215173013U
Application number: CN202121313905.6U
Authority: CN
Inventors: 周杰; 蒋荣法; 阮武昌; 孙海飞
Original assignee: Zhejiang Jiangfeng Co ltd
Current assignee: Zhejiang Jiangfeng Co ltd
Priority date: 2021-06-13
Filing date: 2021-06-13
Publication date: 2021-12-14
Anticipated expiration: 2031-06-13

Abstract

The utility model provides a frock for flange mounting, including first holding ring, second holding ring, the equal fixedly connected with in lateral wall both ends of first holding ring supports the side bearer, two the common fixedly connected with fixed cover of one end that first holding ring was kept away from to the support side bearer, the inboard of fixed cover is rotated and is connected with the transmission worm, the both ends of transmission worm mesh respectively and are connected with first worm wheel and second worm wheel. The utility model discloses in, make each bolt groove detain respectively in each bolt outside with the flange through promoting the device, can come to rotate the spacing end of bolt spacing to in the operation degree of difficulty of saving staff, and the device can tightly support the bolt on the flange surface, therefore avoided the spacing end of bolt and the problem that there is the clearance on the flange surface, and then be convenient for directly spin lock nut on each bolt of flange, be favorable to promoting staff work efficiency.

Description

Tool for mounting flange

Technical Field

The utility model relates to a flange mounting technical field especially relates to a frock for flange mounting.

Background

The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts.

At present, need advance to fix spacingly to the bolt that imbeds in the flange screw hole when the flange of two pipelines of butt joint, just so can make things convenient for the nut to close by screwing on the bolt, however current flange installation frock only plays the effect that the auxiliary flange aligns, it is spacing each bolt of inlaying on the flange simultaneously to be difficult to the auxiliary work personnel, thereby make the staff need fix the end of bolt when screwing bolt and nut, and then increased the operation degree of difficulty, and current flange installation frock can cover the surface at the bolt when aligning spacingly to the flange, thereby lead to the staff to be difficult to support the spacing end of bolt on the flange surface, and then it brings inconvenience to close by screwing for bolt and nut.

Therefore, it is necessary to provide a tool for flange installation to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a tool for flange installation.

In order to solve the technical problem, the utility model provides a tool for flange mounting, which comprises a first positioning ring and a second positioning ring, wherein both ends of the outer side wall of the first positioning ring are fixedly connected with supporting side frames, one ends of the two supporting side frames far away from the first positioning ring are fixedly connected with a fixed cover together, the inner side of the fixed cover is rotatably connected with a transmission worm, both ends of the transmission worm are respectively engaged with a first worm wheel and a second worm wheel, one ends of the first worm wheel and the second worm wheel near the first positioning ring are fixedly connected with positioning screw rods, the positioning screw rods are rotatably connected with the supporting side frames and extend to the outer sides of the supporting side frames, both ends of the second positioning ring are fixedly connected with fixing seats, the positions of the two fixing seats corresponding to the positioning screw rods are both provided with positioning screw grooves, and the positioning screw rods are in threaded connection with the positioning screw grooves, a plurality of bolt grooves have all been seted up to the surface of first holding ring and second holding ring, first holding ring and second holding ring keep away from all being provided with adjusting part in bolt groove.

Preferably, the adjusting part includes the arc cover, two arc cover fixed connection respectively is in the surface of first holding ring and second holding ring, two the equal sliding connection in inboard of arc cover has the transmission arc frame, two the position that the transmission arc frame corresponds the bolt groove all is provided with the ejector pin, each the ejector pin is kept away from transmission arc frame and is all slided and extend to inboard and the fixedly connected with kicking block in bolt groove, two the equal threaded connection in surface intermediate position of arc cover has second screw hand wheel, and second screw hand wheel extend to the arc cover the inboard and with the transmission arc frame between rotate and be connected.

Preferably, the top end of the fixed cover is rotatably connected with an adjusting hand wheel corresponding to the position of the transmission worm, and the adjusting hand wheel extends to the inner side of the fixed cover and is fixedly connected with the transmission worm.

Preferably, the lateral wall of first holding ring and second holding ring all is provided with the locating lever, and two locating levers misplace each other, the locating slot has all been seted up to the position that the lateral wall of first holding ring and second holding ring corresponds the locating lever.

Preferably, the inner side of the inner side wall of the first positioning ring and the inner side wall of the second positioning ring are provided with inner caulking grooves, the inner caulking grooves are connected with the inner clamping frame in a sliding mode, the inner side of the outer side wall of the first positioning ring and the outer side wall of the second positioning ring are connected with a first threaded hand wheel in a threaded mode, and the first threaded hand wheel is connected with the inner clamping frame in a rotating mode.

Compared with the prior art, the utility model provides a pair of a frock for flange mounting has following beneficial effect:

(1) the utility model provides a frock for flange mounting makes each bolt groove detain respectively in each bolt outside with the flange through promoting the device, can come to rotate the spacing end of bolt spacing, so that save staff's the operation degree of difficulty, and the device can tightly support the bolt on the flange surface, consequently, the spacing end of having avoided the bolt has the problem in clearance with the flange surface, and then be convenient for directly spin lock nut on each bolt of flange, be favorable to promoting staff work efficiency.

(2) The utility model provides a frock for flange mounting makes it tightly support at the pipeline surface through the position of adjusting interior clamping frame, consequently can make the stable knot of first holding ring and second holding ring in the pipeline outside to be convenient for carry on spacingly to bolt everywhere fast.

Drawings

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

fig. 2 is a schematic view of the backside structure of the present invention;

fig. 3 is a schematic side view of the second positioning ring of the present invention;

fig. 4 is a schematic structural view of the inner side of the first positioning ring of the present invention;

fig. 5 is a cross-sectional view of a second positioning ring according to the present invention.

Reference numbers in the figures: 1. a first positioning ring; 2. a second positioning ring; 3. a bolt slot; 4. a top block; 5. a support sideframe; 6. a fixed cover; 7. a drive worm; 8. a fixed seat; 9. a first worm gear; 10. a second worm gear; 11. positioning a screw rod; 12. adjusting a hand wheel; 13. positioning a screw groove; 14. an embedded groove is formed; 15. an inner clamping frame; 16. a top rod; 17. a first threaded hand wheel; 18. positioning a rod; 19. positioning a groove; 20. an arc-shaped cover; 21. a second threaded hand wheel; 22. a transmission arc frame.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Example 1:

referring to fig. 1-5, a tool for flange installation includes a first positioning ring 1 and a second positioning ring 2, wherein both ends of the outer side wall of the first positioning ring 1 are fixedly connected with supporting side frames 5, one ends of the two supporting side frames 5 far away from the first positioning ring 1 are fixedly connected with a fixed cover 6, the inner side of the fixed cover 6 is rotatably connected with a transmission worm 7, both ends of the transmission worm 7 are respectively engaged with a first worm wheel 9 and a second worm wheel 10, one ends of the first worm wheel 9 and the second worm wheel 10 close to the first positioning ring 1 are fixedly connected with a positioning screw 11, the positioning screw 11 is rotatably connected with the supporting side frames 5 and extends to the outer side of the supporting side frames 5, both ends of the second positioning ring 2 are fixedly connected with fixing seats 8, positioning screw grooves 13 are formed in positions of the two fixing seats 8 corresponding to the positioning screw 11, and the positioning screw 11 is in threaded connection with the positioning screw grooves 13, a plurality of bolt grooves 3 have all been seted up to the surface of first holding ring 1 and second holding ring 2, and first holding ring 1 and second holding ring 2 keep away from all being provided with adjusting part in bolt groove 3.

In a further scheme, the adjusting assembly comprises arc-shaped covers 20, the two arc-shaped covers 20 are fixedly connected to the outer surfaces of the first positioning ring 1 and the second positioning ring 2 respectively, the inner sides of the two arc-shaped covers 20 are connected with transmission arc frames 22 in a sliding manner, ejector rods 16 are arranged at positions of the two transmission arc frames 22 corresponding to the bolt grooves 3, each ejector rod 16 is far away from the transmission arc frame 22 and extends to the inner side of the bolt groove 3 in a sliding manner and is fixedly connected with an ejector block 4, the middle positions of the outer surfaces of the two arc-shaped covers 20 are connected with first threaded hand wheels 17 in a threaded manner, the first threaded hand wheels 17 extend to the inner sides of the arc-shaped covers 20 and are rotatably connected with the transmission arc frames 22, the transmission arc frames 22 slide along the arc-shaped covers 20 by screwing the first threaded hand wheels 17, the transmission arc frames 22 can drive the ejector rods 16 to slide when moving, so that the ejector rods 16 can drive the ejector blocks 4 in the bolt grooves 3 to slide respectively, the jacking block 4 is convenient to abut against the bolt head embedded in the bolt groove 3, and therefore stable limiting is convenient to be carried out on the bolt.

In a further scheme, the top end of the fixed cover 6 is rotatably connected with an adjusting hand wheel 12 corresponding to the position of the transmission worm 7, and the adjusting hand wheel 12 extends to the inner side of the fixed cover 6 and is fixedly connected with the transmission worm 7, so that the transmission worm 7 can be driven to rotate through the adjusting hand wheel 12.

In the further scheme, first holding ring 1 all is provided with locating lever 18 with the lateral wall of second holding ring 2, and two locating levers 18 misplace each other, and first holding ring 1 has all seted up constant head tank 19 with the position that the lateral wall of second holding ring 2 corresponds locating lever 18, is convenient for realize first holding ring 1 with preliminary spacing of second holding ring 2 through the mutual gomphosis of locating lever 18 with constant head tank 19.

The utility model provides a pair of a theory of operation for flange mounting's frock as follows: when in use, the primary limit of the first locating ring 1 and the second locating ring 2 is realized by the mutual embedding of the locating rod 18 and the locating groove 19, then the adjusting hand wheel 12 is screwed to drive the transmission worm 7 to rotate in the supporting side frame 5, so that the transmission worm 7 drives the first worm wheel 9 and the second worm wheel 10 to rotate, further the locating screw rods 11 on the two sides are gradually screwed into the corresponding locating screw grooves 13, so that the first locating ring 1 and the second locating ring 2 are buckled on the outer side of the pipeline, then the device is pushed to enable the bolt grooves 3 to be buckled on the outer sides of the bolts on the flange respectively, the first threaded hand wheel 17 is screwed to enable the transmission arc frame 22 to slide towards the bolt grooves 3 along the arc cover 20, so that the mandril 16 on the transmission arc frame 22 drives the jacking blocks 4 to slide, and the jacking blocks 4 are enabled to be abutted against the bolt heads embedded in the bolt grooves 3, the bolt is tightly supported on the surface of the flange, the problem that a gap exists between the limiting end of the bolt and the surface of the flange is avoided, nuts are directly screwed on the bolts of the flange conveniently, and the work efficiency of workers is improved.

Example 2:

the structure of the present embodiment is substantially the same as that of the first embodiment, except that:

in the further scheme, inner caulking groove 14 has all been seted up to the inside wall medial side of first holding ring 1 and second holding ring 2, the equal sliding connection of two inner caulking grooves 14 has interior clamping frame 15, the equal threaded connection of the outside wall medial side of first holding ring 1 and second holding ring 2 has second screw hand wheel 21, and rotate between second screw hand wheel 21 and the interior clamping frame 15 and be connected, be convenient for drive interior clamping frame 15 through twisting second screw hand wheel 21 and slide along inner caulking groove 14, be convenient for tightly support at the pipeline surface through interior clamping frame 15, consequently, can make the stable knot of first holding ring 1 and second holding ring 2 in the pipeline outside, thereby be convenient for carry on spacingly to everywhere bolt fast.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The tool for flange installation is characterized by comprising a first positioning ring (1) and a second positioning ring (2), wherein two supporting side frames (5) are fixedly connected to two ends of the outer side wall of the first positioning ring (1), two fixing covers (6) are fixedly connected to one ends, far away from the first positioning ring (1), of the supporting side frames (5), the inner sides of the fixing covers (6) are rotatably connected with transmission worms (7), two ends of the transmission worms (7) are respectively connected with a first worm wheel (9) and a second worm wheel (10) in a meshed mode, one ends, close to the first positioning ring (1), of the first worm wheel (9) and the second worm wheel (10) are fixedly connected with positioning screw rods (11), the positioning screw rods (11) and the supporting side frames (5) are rotatably connected and extend to the outer side of the supporting side frames (5), two ends of the second positioning ring (2) are fixedly connected with fixing seats (8), two location thread groove (13) have all been seted up in the position that fixing base (8) correspond positioning screw (11), and threaded connection between positioning screw (11) and location thread groove (13), a plurality of bolt grooves (3) have all been seted up to the surface of first holding ring (1) and second holding ring (2), all be provided with adjusting part of keeping away from bolt groove (3) in first holding ring (1) and second holding ring (2).

2. The tooling for mounting the flange according to claim 1, wherein the adjusting assembly comprises arc-shaped covers (20), the two arc-shaped covers (20) are respectively and fixedly connected to the outer surfaces of a first positioning ring (1) and a second positioning ring (2), the inner sides of the two arc-shaped covers (20) are respectively and slidably connected with transmission arc frames (22), ejector rods (16) are respectively arranged at the positions, corresponding to the bolt grooves (3), of the two transmission arc frames (22), each ejector rod (16) far away from the transmission arc frame (22) is respectively and slidably extended to the inner side of the bolt groove (3) and is fixedly connected with an ejector block (4), and first threaded hand wheels (17) are respectively and threadedly connected at the middle positions of the outer surfaces of the two arc-shaped covers (20), and the first threaded hand wheel (17) extends to the inner side of the arc-shaped cover (20) and is rotationally connected with the transmission arc frame (22).

3. The tooling for flange mounting according to claim 1, wherein an adjusting hand wheel (12) is rotatably connected to the top end of the fixing cover (6) at a position corresponding to the transmission worm (7), and the adjusting hand wheel (12) extends to the inner side of the fixing cover (6) and is fixedly connected with the transmission worm (7).

4. The tooling for mounting the flange according to claim 1, wherein the outer side walls of the first positioning ring (1) and the second positioning ring (2) are provided with positioning rods (18), the two positioning rods (18) are staggered with each other, and positioning grooves (19) are formed in the positions, corresponding to the positioning rods (18), of the outer side walls of the first positioning ring (1) and the second positioning ring (2).

5. The tooling for mounting the flange according to claim 1, wherein inner caulking grooves (14) are formed in the middle sides of the inner side walls of the first positioning ring (1) and the second positioning ring (2), the two inner caulking grooves (14) are connected with an inner clamping frame (15) in a sliding mode, second threaded hand wheels (21) are connected to the middle sides of the outer side walls of the first positioning ring (1) and the second positioning ring (2) in a threaded mode, and the second threaded hand wheels (21) are connected with the inner clamping frame (15) in a rotating mode.