CN218766329U

CN218766329U - Clamp for detecting ring stiffness

Info

Publication number: CN218766329U
Application number: CN202223188912.5U
Authority: CN
Inventors: 刘喆; 赵玲; 葛晨骏; 金忠毅; 强婷
Original assignee: Changzhou Zhengxin Construction Engineering Inspection Co ltd
Current assignee: Changzhou Zhengxin Construction Engineering Inspection Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

The utility model belongs to the technical field of anchor clamps, concretely relates to anchor clamps for encircling rigidity detects, the on-line screen storage device comprises a base, the bottom welding of base has the supporting leg, the upper end fixedly connected with support of base, the top of support is provided with the cylinder, the piston rod of cylinder with support sliding connection. The utility model discloses a set up a mount pad on the base, can place the tubular product that treats the detection on the mount pad, and set up fixture in the mount pad, contain the splint that carry out elastic support through the spring among the fixture, splint can carry out the centre gripping location to tubular product, and when the clamp plate pushes down when testing tubular product, splint can be extruded in the slide cartridge, can not influence the deformation of tubular product, and can not push up hindering tubular product, the accuracy of experiment has been guaranteed, and through two-way screw rod and slide cartridge screw-thread fit, can adjust the interval between two splint, thereby satisfied and carried out the centre gripping location to different tubular products, the suitability has been increased.

Description

Clamp for detecting ring stiffness

Technical Field

The utility model relates to an anchor clamps technical field specifically is an anchor clamps for ring rigidity detects.

Background

The ring stiffness is the load the pressure conduit is subjected to, internal pressure and external pressure. The ring rigidity determines whether the pipeline can normally work after being laid, the ring rigidity detection is needed to be carried out on the pipeline during production and manufacturing, the ring rigidity detection of the pipeline is generally carried out through pressing down of an air cylinder at present, data such as pipeline load and deformation are calculated, corresponding ring rigidity data are obtained, and when the pipeline is placed on an instrument, a clamp is needed to be used for fixing the pressing down position.

Pipeline self has certain deformation volume owing to have certain toughness, at the in-process that is pushed down, and current anchor clamps are mostly fixed, will probably lead to the top to hinder the pipeline to have certain limitation when the pipeline centre gripping to different models. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps for ring rigidity detects has solved pipeline self because there is certain toughness, at the in-process that is pushed down, has certain deformation volume, and current anchor clamps are mostly fixed, will certainly lead to the top to hinder the pipeline to there is the problem of certain limitation when the pipeline centre gripping to different models.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anchor clamps for encircling rigidity detection, includes the base, the bottom welding of base has the supporting leg, the upper end fixedly connected with support of base, the top of support is provided with the cylinder, the piston rod of cylinder with support sliding connection, fixedly connected with clamp plate on the piston rod, sliding connection has the locating piece in the base, fixedly connected with mount pad on the locating piece, the mount pad with the base contact, be provided with fixture in the mount pad, tubular product has been placed on the mount pad, be provided with dismouting mechanism on the base.

Preferably, fixture includes a slide cartridge, a splint, a knock pin, a first spring, a two-way screw and a knob, sliding connection has two symmetric distribution's a slide cartridge in the mount pad, every it has a splint to articulate on the slide cartridge, splint with the tubular product contact, sliding connection has a knock pin in the slide cartridge, the knock pin with the splint contact, be provided with a first spring in the slide cartridge. Through the design of fixture, have the effect of centre gripping location to the tubular product.

Preferably, one end of the first spring is fixedly connected with the ejector pin, and the other end of the first spring is fixedly connected with the inner surface of the sliding barrel. By means of the design of the first spring, a counter force can be applied to the clamping plate via the ejector pin.

Preferably, a bidirectional screw rod is installed in the installation seat through a bearing, the bidirectional screw rod is connected with the sliding barrel through threads, and a knob is fixedly connected to the bidirectional screw rod. Through the design of two-way screw rod, with the smooth section of thick bamboo cooperation, can adjust the interval between the splint.

Preferably, dismouting mechanism includes fixed cover, locating pin, second spring, driving lever, rocking arm and rubber dop, fixed cover with base fixed connection, sliding connection has the locating pin in the fixed cover, the locating pin with locating piece sliding connection, be provided with the second spring in the fixed cover, the one end of second spring with locating pin fixed connection, the other end fixed connection of second spring in the internal surface of fixed cover, fixedly connected with driving lever on the locating pin, the driving lever with fixed cover sliding connection. The design of ventilation dismouting mechanism is convenient for take off the fixture on mount pad and the mount pad and continue to change or overhaul.

Preferably, a rotating arm is hinged to the shifting lever, a rubber chuck is fixedly connected to the rotating arm, and the rubber chuck is in sliding connection with the fixed sleeve. Through the design of the rotating arm and the rubber clamping head, the locking device has a locking effect on the shifting lever and the positioning pin.

The utility model has the advantages as follows:

1. the utility model discloses a set up a mount pad on the base, can place the tubular product that treats the detection on the mount pad, and set up fixture in the mount pad, contain the splint that carry out elastic support through the spring among the fixture, splint can carry out the centre gripping location to tubular product, and when the clamp plate pushes down when testing tubular product, splint can be extruded in the slide cartridge, can not influence the deformation of tubular product, and can not push up hindering tubular product, the accuracy of experiment has been guaranteed, and through two-way screw rod and slide cartridge screw-thread fit, can adjust the interval between two splint, thereby satisfied and carried out the centre gripping location to different tubular products, the suitability has been increased.

2. The utility model discloses a set up the locating piece in the bottom of mount pad, the locating piece runs through the base, then the position that corresponds on the base sets up dismouting mechanism, contains the locating pin that carries out flexible through the spring in the dismouting mechanism, and the locating pin can insert in the locating piece, like this, through the separation and reunion between control locating pin and the locating piece, can accomplish the dismouting on the base in the lump with the fixture on mount pad and the mount pad, and is simple and convenient.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front cross-sectional view of fig. 1 of the present invention;

fig. 3 is an enlarged view of the clamping mechanism of fig. 2 according to the present invention;

fig. 4 is an enlarged view of the mounting and dismounting mechanism of fig. 2 according to the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a support; 4. a cylinder; 5. pressing a plate; 6. a mounting seat; 7. a clamping mechanism; 8. positioning blocks; 9. a disassembly and assembly mechanism; 10. a pipe; 71. a slide cylinder; 72. a splint; 73. a knock pin; 74. a first spring; 75. a bidirectional screw; 76. a knob; 91. fixing a sleeve; 92. positioning pins; 93. a second spring; 94. a deflector rod; 95. a rotating arm; 96. a rubber chuck.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Please refer to fig. 1 and 2, a fixture for detecting ring stiffness, which comprises a base 1, wherein a supporting leg 2 is welded at the bottom of the base 1, a support 3 is fixedly connected to the upper end of the base 1, a cylinder 4 is arranged at the top of the support 3, a piston rod of the cylinder 4 is slidably connected with the support 3, a pressing plate 5 is fixedly connected to the piston rod, a positioning block 8 is slidably connected to the base 1, a mounting seat 6 is fixedly connected to the positioning block 8, the mounting seat 6 is in contact with the base 1, a clamping mechanism 7 is arranged in the mounting seat 6, a pipe 10 is placed on the mounting seat 6, and a dismounting mechanism 9 is arranged on the base 1.

Referring to fig. 2 and 3, the clamping mechanism 7 includes a sliding cylinder 71, two clamping plates 72, a top pin 73, a first spring 74, a two-way screw 75 and a knob 76, two sliding cylinders 71 are slidably connected to the mounting base 6, each sliding cylinder 71 is hinged to the corresponding clamping plate 72, the clamping plates 72 are in contact with the pipe 10, the sliding cylinder 71 is slidably connected to the top pin 73, the top pin 73 is in contact with the clamping plates 72, the sliding cylinder 71 is internally provided with the first spring 74, one end of the first spring 74 is fixedly connected to the top pin 73, the other end of the first spring 74 is fixedly connected to the inner surface of the sliding cylinder 71, through the design of the first spring 74, a reaction force can act on the clamping plates 72 through the top pins 73, the mounting base 6 is internally provided with the two-way screw 75 through a bearing, the two-way screw 75 is connected to the sliding cylinder 71 through a thread, the knob 76 is fixedly connected to the two-way screw 75, and is matched with the sliding cylinders 71 through the design of the two-way screw 75, so that the distance between the clamping plates 72 can be adjusted, and the clamping mechanism 7 has a clamping and positioning effect on the pipe 10.

Referring to fig. 2 and 4, the disassembling and assembling mechanism 9 includes a fixing sleeve 91, a positioning pin 92, a second spring 93, a shift lever 94, a rotating arm 95 and a rubber chuck 96, the fixing sleeve 91 is fixedly connected with the base 1, the positioning pin 92 is slidably connected with the fixing sleeve 91, the positioning pin 92 is slidably connected with the positioning block 8, the second spring 93 is disposed in the fixing sleeve 91, one end of the second spring 93 is fixedly connected with the positioning pin 92, the other end of the second spring 93 is fixedly connected with the inner surface of the fixing sleeve 91, the shift lever 94 is fixedly connected with the positioning pin 92, the shift lever 94 is slidably connected with the fixing sleeve 91, the rotating arm 95 is hinged with the shift lever 94, the rubber chuck 96 is fixedly connected with the rotating arm 95, the rubber chuck 96 is slidably connected with the fixing sleeve 91, the shift lever 94 and the positioning pin 92 have a locking effect through the design of the rotating arm 95 and the rubber chuck 96, and the design of the disassembling and assembling mechanism 9 facilitates the mounting base 6 to be taken down for continuous replacement or maintenance.

The utility model discloses specific implementation process as follows: when the device is used, firstly, a pipe 10 to be detected is placed on the mounting seat 6, then the knob 76 is rotated, the knob 76 drives the bidirectional screw 75 to rotate, at the moment, the two sliding cylinders 71 move oppositely through the threaded motion between the two sliding cylinders 71 and the bidirectional screw 75 until the clamping plates 72 on the sliding cylinders 71 contact the pipe 10, and the pipe 10 is clamped at the central position of the mounting seat 6, so that the pipe 10 is uniformly stressed when being detected, then the air cylinder 4 is started, the piston rod of the air cylinder 4 drives the pressing plate 5 to move downwards, the handle presses the pipe 10, the ring stiffness of the pipe 10 is detected, the pipe 10 is deformed when being stressed, at the moment, the clamping plates 72 are pressed into the sliding cylinders 71, the clamping plates 72 compress the first spring 74 through the ejector pins 73, so that the clamping plates 72 cannot influence the deformation of the pipe 10, the experimental accuracy is ensured, the pipe 10 cannot be damaged, and the bidirectional screw 75 is in threaded fit with the sliding cylinders 71, the distance between the two clamping plates 72 can be adjusted, so that different clamping and different pipe 10 can be clamped and positioned, and the applicability is increased;

in addition, if the mounting seat 6 and the clamping mechanism 7 on the mounting seat 6 need to be taken down for continuous replacement or maintenance, only the rotating arm 95 needs to be pulled, so that the rubber chuck 96 on the rotating arm 95 is separated from the fixing sleeve 91, the limiting of the shifting rod 94 and the positioning pin 92 is contacted, then the shifting rod 94 drives the positioning pin 92 to move, so that the positioning pin 92 is separated from the positioning block 8 at the bottom of the mounting seat 6, and then the mounting seat 6 and the clamping mechanism 7 on the mounting seat 6 can be assembled and disassembled on the base 1 together, which is simple and convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A anchor clamps for encircling rigidity detection, includes base (1), its characterized in that: the welding of the bottom of base (1) has supporting leg (2), upper end fixedly connected with support (3) of base (1), the top of support (3) is provided with cylinder (4), the piston rod of cylinder (4) with support (3) sliding connection, fixedly connected with clamp plate (5) on the piston rod, sliding connection has locating piece (8) in base (1), fixedly connected with mount pad (6) on locating piece (8), mount pad (6) with base (1) contact, be provided with fixture (7) in mount pad (6), tubular product (10) have been placed on mount pad (6), be provided with dismouting mechanism (9) on base (1).

2. The clamp for detecting the rigidity of the ring according to claim 1, wherein: fixture (7) are including slide cartridge (71), splint (72), knock pin (73), first spring (74), two-way screw rod (75) and knob (76), sliding connection has two symmetric distribution's slide cartridge (71) in mount pad (6), every articulated on slide cartridge (71) have splint (72), splint (72) with tubular product (10) contact, sliding connection has knock pin (73) in slide cartridge (71), knock pin (73) with splint (72) contact, be provided with first spring (74) in slide cartridge (71).

3. A clamp for ring stiffness detection as claimed in claim 2, wherein: one end of the first spring (74) is fixedly connected with the ejector pin (73), and the other end of the first spring (74) is fixedly connected with the inner surface of the sliding barrel (71).

4. A clamp for ring stiffness detection as claimed in claim 2, wherein: two-way screw rod (75) are installed through the bearing in mount pad (6), two-way screw rod (75) with smooth section of thick bamboo (71) pass through threaded connection, fixedly connected with knob (76) on two-way screw rod (75).

5. The clamp for detecting the rigidity of the ring according to claim 1, wherein: dismouting mechanism (9) are including fixed cover (91), locating pin (92), second spring (93), driving lever (94), rocking arm (95) and rubber dop (96), fixed cover (91) with base (1) fixed connection, sliding connection has locating pin (92) in fixed cover (91), locating pin (92) with locating piece (8) sliding connection, be provided with second spring (93) in fixed cover (91), the one end of second spring (93) with locating pin (92) fixed connection, the other end fixed connection of second spring (93) is in the internal surface of fixed cover (91), fixedly connected with driving lever (94) on locating pin (92), driving lever (94) with fixed cover (91) sliding connection.

6. A clamp for ring stiffness detection as claimed in claim 5, wherein: a rotating arm (95) is hinged to the shifting lever (94), a rubber chuck (96) is fixedly connected to the rotating arm (95), and the rubber chuck (96) is in sliding connection with the fixed sleeve (91).