CN211175792U

CN211175792U - Quick connector for connecting two flanges

Info

Publication number: CN211175792U
Application number: CN201921909319.0U
Authority: CN
Inventors: 张建军; 从亚婷
Original assignee: Manrui Engineering Technology Shanghai Co ltd
Current assignee: Manrui Engineering Technology Shanghai Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-08-04
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a quick connector for connecting two flanges, including a plurality of retaining members, each retaining member includes a fixed seat, a rotating support, a motor, a drive screw, a locking hook, the fixed seat is arranged on the flange body, a guide groove is arranged on the fixed seat, the rotating support is rotationally arranged on the fixed seat, the rotating support is hollow, the motor is fixed at the bottom of the rotating support and an output shaft of the motor is fixedly connected with the drive screw, the drive screw extends into the bottom of the rotating support, a screw sleeve is formed at the bottom of the locking hook, the screw sleeve is in threaded connection with the top of the drive screw, a guide rod is arranged at the top of the locking hook, and the guide rod is inserted in the guide groove and can move along the guide groove; when the motor drives the transmission screw to rotate, the transmission screw drives the locking hook to stretch, the locking hook moves back and forth along the guide groove through the guide rod, and the flange body and the flange to be connected are loosened or locked. The utility model discloses intensity of labour, improve equipment reliability can be alleviateed.

Description

Quick connector for connecting two flanges

Technical Field

The utility model relates to a quick-operation joint for connecting two flanges.

Background

At present, the flange between pipelines is locked by adopting a manual or cam lever principle, so that the labor intensity is increased, and when the thickness of the flange is changed, a cam locking mechanism is unreliable. Or the cam cannot reach the locking point due to the too thick flange; or the flange is too thin beyond the latching point. Reliable operation of the equipment cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a quick coupling for connecting two flanges, which reduces the labor intensity and improves the reliability of equipment.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a quick connector for connecting two flanges comprises a plurality of locking parts, wherein each locking part comprises a fixed seat, a rotating support, a motor, a transmission screw and a locking hook, the fixed seat is arranged on a flange body, a guide groove is formed in the fixed seat, the rotating support is rotatably arranged on the fixed seat, the rotating support is hollow, the motor is fixed at the bottom of the rotating support, an output shaft of the motor is fixedly connected with the transmission screw, the transmission screw extends into the rotating support from the bottom of the rotating support, a threaded sleeve is formed at the bottom of the locking hook and is in threaded connection with the top of the transmission screw, a guide rod is arranged at the top of the locking hook, and the guide rod is inserted into the guide groove and can move along the guide groove; when the motor drives the transmission screw to rotate, the transmission screw drives the locking hook to stretch, the locking hook moves back and forth along the guide groove through the guide rod, and the flange body and the flange to be connected are loosened or locked.

The utility model discloses a quick-operation joint for connecting two flanges's beneficial effect is, the motor starts the back, because drive screw fixes on the output shaft of motor, it rotates thereupon to drive screw, and the swivel nut and the threaded connection of locking hook bottom, the top of locking hook in addition can only be followed the guide way and removed, it is flexible in the rotation support to lead to locking hook, flexible while along the guide way to being close to or keeping away from the direction round trip movement who treats flange, loosen or the locking flange body then, treat flange, adopt above-mentioned structure to replace manual work, lighten intensity of labour, improve equipment reliability.

Preferably, the top side section of the locking hook is L type, and the L type locking hook can be better attached and locked with the flange to be connected.

Preferably, the end surface of the locking hook, which is contacted with the flange to be connected, is provided with an O-shaped ring. The arrangement of the O-shaped ring can ensure the sealing performance (self-sealing) between the flanges.

Preferably, the guide way moves towards from top to bottom and is arc-shaped, the flange to be connected is kept away from to the upper end of guide way, the lower extreme of guide way is close to the flange to be connected. The guide groove of the structure is arranged, so that the butt joint of the flanges is not interfered when the locking hooks are separated; and the locking is as close to the stress point of the sealing surface as possible.

Preferably, the top of fixing base has two perpendicular connecting plates that are parallel to each other, all be provided with on the perpendicular connecting plate the guide way, locking hook top both sides all are provided with the guide bar, two the corresponding inserting of guide bar is established in two guide ways and can follow the guide way that corresponds and make a round trip to slide. The two guide rods are matched with the two guide grooves, so that the locking hook can be stably locked to the flange to be connected and the flange body.

Preferably, the middle part of fixing base has horizontal backup pad, be provided with the hole of stepping down in the horizontal backup pad, drive screw passes the hole of stepping down and this cooperation portion can make a round trip to move in the hole of stepping down with swivel nut screw-thread fit's cooperation portion. The back and forth movement refers to moving back and forth in a direction close to or away from the flange to be connected.

Preferably, the locking hook has a size larger than the outer diameter of the thread insert and the size of the relief hole. The locking hook is ensured not to be separated from the abdicating hole.

Preferably, the motor is a hydraulic motor. And a hydraulic motor is adopted to drive a screw to lock the connecting flange.

Drawings

FIG. 1 is a perspective view of the embodiment when two flanges are locked;

FIG. 2 is a perspective view of the present embodiment with two flanges unlocked;

FIG. 3 is a perspective view of one of the retaining members of the present embodiment;

FIG. 4 is a perspective view of the locking member after the fixing base is removed;

FIG. 5 is a perspective view of the locking member after the rotatable bracket and the fixed seat are unloaded;

fig. 6 is a perspective view of the fixing base in the present embodiment.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-6, the quick coupling for connecting two flanges of this embodiment includes a plurality of locking members 10, each locking member 10 includes a fixed base 11, a rotating bracket 12, a motor 13, a driving screw 14, and a locking hook 15, the fixed base 11 is disposed on a flange body, the fixed base 11 is provided with a guide slot 16, the rotating bracket 12 is rotatably disposed on the fixed base 11, the rotating bracket 12 is hollow, the motor 13 is a hydraulic motor, the motor 13 is fixed at the bottom of the rotating bracket 12 and has an output shaft fixedly connected with the driving screw 14, the driving screw 14 extends from the bottom of the rotating bracket 12, the bottom of the locking hook 15 forms a threaded sleeve 17, the threaded sleeve 17 is in threaded connection with the top of the driving screw 14, the top side of the locking hook 15 has a cross-section of L, and the top of the locking hook 15 is provided with a guide rod 18, the guide rod 18 is inserted in the guide slot 16 and can move along the guide slot 16, when the driving screw 14 is rotated by the motor 13, the driving screw 14 drives the locking hook 15 to extend and retract, the locking hook 15 moves along the guide slot 16, and the flange body 20 and the flange body to be connected with the driving screw 30, which can.

In order to ensure the sealing performance (self-sealing) between the flanges, an O-ring is provided on the end surface of the locking hook 15 that contacts the flange 30 to be connected.

The guide groove 16 in this embodiment extends in an arc shape, the upper end of the guide groove 16 is far away from the flange 30 to be connected, and the lower end of the guide groove 16 is close to the flange 30 to be connected.

In addition, the top of the fixed seat 11 is provided with two vertical connecting plates 11a which are parallel to each other, guide grooves 16 are arranged on the vertical connecting plates 11a, guide rods 18 are arranged on two sides of the top of the locking hook 15, and the two guide rods 18 are correspondingly inserted into the two guide grooves 16 and can slide back and forth along the corresponding guide grooves 16. The middle part of the fixed seat 11 is provided with a transverse supporting plate 11b, the transverse supporting plate 11b is provided with a yielding hole 19, the matching part of the transmission screw 14 and the thread sleeve 17 in threaded fit penetrates through the yielding hole 19, and the matching part can move back and forth in the yielding hole 19. The locking hook 15 has a size larger than the outer diameter of the threaded sleeve 17 and the size of the relief hole 19.

The working principle of the embodiment is as follows:

as shown in fig. 1, when two flanges are locked, the motor 13 acts on the locking hook 15 to retract through the driving screw 14, since the top of the locking hook 15 can only move along the guide slot 16, the guide rod of the locking hook 15 moves along the guide slot 16 to the bottom of the guide slot 16, and at the same time, the rotating bracket 12 rotates on the fixed seat 11, at this time, the locking hook 15 rotates towards the direction close to the flange 30 to be connected, and then the flange 30 to be connected and the flange body 20 are locked.

As shown in fig. 2, when two flanges are loosened, the motor 13 acts on the locking hook 15 through the driving screw 14 to extend out, because the top of the locking hook 15 can only move along the guide slot 16, the guide rod of the locking hook 15 moves along the guide slot 16 to the top of the guide slot 16, and at the same time, the rotating bracket 12 rotates on the fixed seat 11, at this time, the locking hook 15 moves in a direction away from the flange 30 to be connected, and then the flange 30 to be connected and the flange body 20 are loosened.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A quick coupling for connecting two flanges, comprising a plurality of locking members (10), characterized in that: each locking piece (10) comprises a fixed seat (11), a rotating bracket (12), a motor (13), a transmission screw (14) and a locking hook (15),

the flange is characterized in that the fixed seat (11) is arranged on the flange body, a guide groove (16) is formed in the fixed seat (11), the rotating support (12) is rotatably arranged on the fixed seat (11), the rotating support (12) is hollow, the motor (13) is fixed to the bottom of the rotating support (12), an output shaft of the motor is fixedly connected with the transmission screw (14), the transmission screw (14) extends into the rotating support (12) from the bottom of the rotating support, a threaded sleeve (17) is formed at the bottom of the locking hook (15), the threaded sleeve (17) is in threaded connection with the top of the transmission screw (14), a guide rod (18) is arranged at the top of the locking hook (15), and the guide rod (18) is inserted into the guide groove (16) and can move along the guide groove (16);

when the motor (13) drives the transmission screw rod (14) to rotate, the transmission screw rod (14) drives the locking hook (15) to stretch, the locking hook (15) moves back and forth along the guide groove (16) through the guide rod (18), and the flange body (20) and the flange (30) to be connected are loosened or locked.

2. Quick coupling for connecting two flanges according to claim 1, characterised in that the top lateral section of said locking hook (15) is L-shaped.

3. The quick connector for connecting two flanges as claimed in claim 2, wherein: and an O-shaped ring is arranged on the end surface of the locking hook (15) which is contacted with the flange (30) to be connected.

4. The quick connector for connecting two flanges as claimed in claim 1, wherein: the guide groove (16) moves towards from top to bottom and is arc-shaped, the upper end of the guide groove (16) is far away from the flange (30) to be connected, and the lower end of the guide groove (16) is close to the flange (30) to be connected.

5. The quick connector for connecting two flanges as claimed in claim 1, wherein: the top of fixing base (11) has two perpendicular connecting plates (11a) that are parallel to each other, all be provided with on perpendicular connecting plate (11a) guide way (16), locking hook (15) top both sides all are provided with guide bar (18), two guide bar (18) correspond insert establish in two guide way (16) and can follow rather than corresponding guide way (16) and make a round trip to slide.

6. The quick connector for connecting two flanges as claimed in claim 1, wherein: the middle part of fixing base (11) has horizontal backup pad (11b), be provided with hole of stepping down (19) on horizontal backup pad (11b), drive screw (14) pass hole of stepping down (19) and this cooperation portion can make a round trip to move in hole of stepping down (19) with swivel nut (17) screw-thread fit's cooperation portion.

7. The quick connector for connecting two flanges as claimed in claim 6, wherein: the size of the locking hook (15) is larger than the outer diameter size of the screw sleeve (17) and the size of the abdicating hole (19).

8. The quick connector for connecting two flanges as claimed in claim 1, wherein: the motor (13) adopts a hydraulic motor.