CN217007115U

CN217007115U - Auxiliary fixing device for ocean ultrasonic flaw detector

Info

Publication number: CN217007115U
Application number: CN202122725187.XU
Authority: CN
Inventors: 齐志强; 王成龙; 陈龙
Original assignee: Tianjin Haiyin Offshore Oil Engineering Co ltd
Current assignee: Tianjin Haiyin Offshore Oil Engineering Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-07-19
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses an auxiliary fixing device for an ocean ultrasonic flaw detector, which comprises a protective box, wherein a flaw detector host is arranged in the protective box, a strap buckle is arranged at the bottom of the outer wall of the protective box, and semicircular clamping rings which are vertically symmetrical and torsion spring shafts connected with the two semicircular clamping rings are arranged on one side wall of the protective box; the opening, it sets up the upper end of protective housing, the inboard edge of opening is provided with first ladder, the upper end of first ladder has encircled the sealing washer and laminate in the apron on sealing washer upper portion, the protective housing can lead to and install fixedly through the mounting groove to the appearance host computer of detecting a flaw to form all-round surrounding to the appearance host computer of detecting a flaw under the cooperation of apron, make the instrument can be in the environmental operation under water, can directly pack it into two semicircle rings when diver's head of detecting a flaw when need be packed up, form to embrace the closure under the elasticity of torsional spring axle resumes, also avoid the line body to receive simultaneously and pull wantonly.

Description

Auxiliary fixing device for ocean ultrasonic flaw detector

Technical Field

The utility model relates to the technical field of ultrasonic flaw detectors, in particular to an auxiliary fixing device for an ocean ultrasonic flaw detector.

Background

The ultrasonic flaw detector is widely applied to internal defect detection of pressure-bearing metal parts, mainly comprises a main machine, a connecting line and a probe, finds defects such as slag inclusion, pores, cracks and the like generated in the welding or manufacturing process of the parts by utilizing the principle that sound waves can be reflected on the surfaces of two media, provides a basis for eliminating the defects of equipment, and lays a foundation for safe and stable operation of the equipment.

However, in some specific environments, it is difficult to use an instrument to perform detection operations, for example, in an underwater environment, when detection is performed, an operator usually completes the detection independently by one person, the operator needs to hold the ultrasonic flaw detector host by one hand, and hold the probe by the other hand to perform flaw detection scanning, so that it is difficult for a diver to leave his hands to perform other operations, and therefore work efficiency is greatly reduced, and the flaw detector is easy to drop.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary fixing device for an ocean ultrasonic flaw detector, which aims to solve the problems that a diver is difficult to use his hands to do other operations in the background technology, the working efficiency is greatly reduced, and the flaw detector is easy to fall off.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an ocean ultrasonic flaw detector auxiliary fixture which includes:

the flaw detector main machine is arranged in the protection box, a strap buckle is arranged at the bottom of the outer wall of the protection box, and semicircular clamping rings which are vertically symmetrical and torsion spring shafts connected to the two semicircular clamping rings are arranged on one side wall of the protection box;

the opening part is arranged at the upper end of the protective box, a first step is arranged at the inner side edge of the opening part, a sealing ring and a cover plate attached to the upper part of the sealing ring are arranged at the upper end of the first step in a surrounding mode, and a second step and a threaded rod inserted into the upper end of the first step are arranged on the outer side of the first step;

the detection part comprises a waterproof fixing ring arranged at one end part of the protection box and a connecting wire running through the two ends of the waterproof fixing ring.

Preferably, the inside of protective housing still is provided with the mounting groove that is used for fixed appearance host computer of detecting a flaw, the appearance host computer of detecting a flaw towards waterproof solid fixed ring's one side is provided with terminal portion, two semicircle snap ring constitutes the swivelling joint that opens and shuts through the torsion spring axle.

Preferably, a drying agent is further placed on one side inside the protection box, and the shoulder strap buckle is used for connecting and inserting a shoulder strap or a waist belt.

Preferably, the bottom of apron is seted up inlay in the seal groove of sealing washer, the threaded rod from top to bottom alternate and threaded connection in apron and second ladder, the top surface height of second ladder is greater than the top surface height of first ladder and is less than the top surface height of sealing washer.

Preferably, the cover plate has an engagement structure between the second step and the opening, the cover plate has an elastic structure between the seal ring and the first step, and the opening of the opening is larger than the plan view dimension of the flaw detector main unit.

Preferably, the two end parts of the connecting line are respectively provided with a plug connector and a flaw detection head, and the plug connectors correspond to the terminal parts in a plug-in manner.

Compared with the prior art, the utility model has the beneficial effects that:

(one) through mutually supporting of protective housing, apron, sealing washer, seal groove and braces buckle etc. it can effectively avoid outside water to get into the box inside and cause the harm to the instrument, also can attach the protective housing on diver's health simultaneously, makes things convenient for it to operate under water, in addition, still can pack up at any time the head of detecting a flaw under the cooperation of semicircle snap ring and torsional spring axle, has avoided the head of detecting a flaw and connecting wire to pull wantonly and have no department to lay.

(II) through the cooperation of waterproof fixed ring and bayonet joint, can make things convenient for and carry out nimble grafting between connecting wire and the host computer, reduced the operation flow of later stage dismouting maintenance.

Drawings

FIG. 1 is a schematic external perspective view of the protective enclosure of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is a schematic view of the connection between the opening and the cover plate according to the present invention;

FIG. 4 is a schematic view of the bottom structure of the cover plate of the present invention.

In the figure: 100. a protective box; 110. a flaw detector host; 1101. a terminal portion; 120. a strap buckle; 130. a semicircular snap ring; 140. a torsion spring shaft; 150. mounting grooves; 160. a desiccant; 200. an opening part; 210. a first step; 220. a seal ring; 230. a cover plate; 2301. a sealing groove; 240. a second step; 250. a threaded rod; 300. a detection section; 310. a waterproof fixing ring; 320. a connecting wire; 330. a plug-in connector; 340. and (4) a flaw detection head.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides an auxiliary fixing device for an ocean ultrasonic flaw detector, which can protect the ultrasonic flaw detector from the outside, can be always attached to the body of an operator during underwater operation, protects the flaw detector, enables the flaw detector not to be held by hands, and can be used for retracting and fixing a flaw detection head.

Fig. 1, 2, 3 and 4 respectively show a first embodiment of an auxiliary fixing device of an ocean ultrasonic flaw detector of the utility model.

The protection box 100 is internally provided with a flaw detector main unit 110, the bottom of the outer wall of the protection box 100 is provided with a strap buckle 120, one side wall of the protection box 100 is provided with semicircular clamping rings 130 which are symmetrical up and down and a torsion spring shaft 140 connected with the two semicircular clamping rings 130, the interior of the protection box 100 is also provided with a mounting groove 150 for fixing the flaw detector main unit 110, one side of the flaw detector main unit 110 facing to a waterproof fixing ring 310 is provided with a terminal part 11011, the two semicircular clamping rings 130 form an opening and closing rotary connection through the torsion spring shaft 140, the protection box 100 can mount and fix the flaw detector main unit 110 through the mounting groove 150 and form omnibearing surrounding to the flaw detector main unit 110 under the matching of a cover plate 230, so that the instrument can work in an underwater environment, when a diver needs to retract a flaw detection head 340, the diver can directly plug the flaw detection head into the two semicircular clamping rings 130 to form embracing closure under the elastic recovery of the torsion spring shaft 140, also avoid the line body to receive simultaneously and pull wantonly, drier 160 has still been laid to inside one side of protective housing 100, and braces buckle 120 is used for connecting and alternates back of the body baldric or waistband, and drier 160 can adsorb the moisture that exists in the protective housing 100 to avoid the moisture to cause the erosion damage to the appearance of detecting a flaw, braces buckle 120 can conveniently be with whole protective housing 100 back of the body or system between the waist behind linking the fag end, thereby generous diver carries out the operation of detecting a flaw under water.

An opening 200 is opened at the upper end of the protection box 100, a first step 210 is arranged at the inner side edge of the opening 200, a sealing ring 220 and a cover plate 230 attached to the upper portion of the sealing ring 220 are surrounded at the upper end of the first step 210, a second step 240 and a threaded rod 250 inserted into the upper end of the first step 210 are arranged at the outer side of the first step 210, a sealing groove 2301 embedded in the sealing ring 220 is formed at the bottom of the cover plate 230, the threaded rod 250 is inserted into the cover plate 230 and the second step 240 from top to bottom and is in threaded connection with the cover plate 230 and the second step 240, the top height of the second step 240 is larger than that of the first step 210 and smaller than that of the sealing ring 220, a clamping structure is formed between the cover plate 230 and the opening 200 through the second step 240, an elastic structure is formed between the cover plate 230 and the first step 210 through the sealing ring 220, the opening size of the opening 200 is larger than the top surface size of the flaw detector main body 110, and the cover plate 230 can perform gap forming a gap with the first step 210 through the sealing groove 2301 and the sealing ring 220 embedded into each other Effective sealing, and avoid water invasion opening 200 and then flow into in protective housing 100, first step 210 is kept away from to second step 240, and it is fixed to lock between apron 230 and protective housing 100 under threaded rod 250's connection, also makes seal groove 2301 hug closely on sealing washer 220 after the locking, and in addition, opening 200 can make things convenient for operating personnel to change the taking to flaw detector host computer 110.

Fig. 2 shows a second embodiment of the auxiliary fixing device for the marine ultrasonic flaw detector according to the utility model.

Detection portion 300, including setting up in waterproof solid fixed ring 310 of protection box 100 horizontal tip and running through the connecting wire 320 at waterproof solid fixed ring 310 both ends, the both ends of connecting wire 320 are provided with bayonet joint 330 and flaw detection head 340 respectively, it corresponds for pegging graft between bayonet joint 330 and the terminal part 1101, connecting wire 320 can make things convenient for it and flaw detector host computer 110 to peg graft at any time under the cooperation of bayonet joint 330 and terminal part 1101, it is convenient and practical, waterproof solid fixed ring 310 can be fixed and sealed the position that connecting wire 320 runs through in protection box 100, flaw detection head 340 can carry out ultrasonic inspection operation to relevant operation equipment such as hull surface, the frequency spectrum that records in time spreads into flaw detector host computer 110 and carries out detection analysis.

In summary, in the auxiliary fixture for an ultrasonic testing apparatus for ocean in accordance with the present embodiment, the cover plate 230 is first fitted into the opening groove of the opening 200, the joint of the cover plate 230 and the opening part 200 is locked and sealed under the matching of the threaded rod 250 and the sealing ring 220, then the braces in the brace buckle 120 are tied at the waist or the back to be launched for flaw detection, the operator can take the flaw detection head 340 with one hand to carry out scanning detection, here, when the diver needs to retract the inspection head 340, it can be directly plugged into the two semicircular clamping rings 130, form to embrace the closure under the elasticity of torsion spring axle 140 resumes, also avoid the line body to receive simultaneously and pull wantonly, in addition, connecting wire 320 can make things convenient for it and the cooperation of terminal part 1101 to peg graft at any time between the appearance host computer 110 of detecting a flaw under, and is convenient and practical, and waterproof fixed ring 310 can be fixed and sealed the position that connecting wire 320 runs through in protective housing 100.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an ocean ultrasonic flaw detector auxiliary fixture which characterized in that includes:

the flaw detector main unit (110) is arranged in the protective box (100), the strap buckle (120) is arranged at the bottom of the outer wall of the protective box (100), and a semicircular clamping ring (130) which is symmetrical up and down and a torsion spring shaft (140) connected to the two semicircular clamping rings (130) are arranged on one side wall of the protective box (100);

the protective box comprises an opening part (200) which is arranged at the upper end of the protective box (100), a first step (210) is arranged at the inner side edge of the opening part (200), a sealing ring (220) and a cover plate (230) attached to the upper part of the sealing ring (220) are arranged at the upper end of the first step (210) in a surrounding mode, and a second step (240) and a threaded rod (250) inserted into the upper end of the first step (210) are arranged on the outer side of the first step (210);

detection portion (300), including set up in waterproof solid fixed ring (310) of protective housing (100) horizontal one end and run through in connecting wire (320) at waterproof solid fixed ring (310) both ends.

2. The auxiliary fixing device of the marine ultrasonic flaw detector of claim 1, wherein: the inside of protective housing (100) still is provided with mounting groove (150) that are used for fixed flaw detector host computer (110), flaw detector host computer (110) face one side of waterproof solid fixed ring (310) is provided with terminal part (1101), two semicircle snap ring (130) constitute through torsional spring axle (140) and open and shut swivelling joint.

3. The auxiliary fixing device of the marine ultrasonic flaw detector of claim 2, wherein: a drying agent (160) is further arranged on one side of the interior of the protective box (100), and the shoulder strap buckle (120) is used for connecting and inserting a shoulder strap or a waist belt.

4. The auxiliary fixing device of the marine ultrasonic flaw detector of claim 3, wherein: the bottom of apron (230) is seted up inlay in seal groove (2301) of sealing washer (220), threaded rod (250) from top to bottom alternate and threaded connection in apron (230) and second ladder (240), the top surface height of second ladder (240) is greater than the top surface height of first ladder (210) and is less than the top surface height of sealing washer (220).

5. The auxiliary fixing device of the marine ultrasonic flaw detector of claim 4, wherein: the cover plate (230) forms an engagement structure with the opening (200) through a second step (240), the cover plate (230) forms an elastic structure with the first step (210) through a sealing ring (220), and the opening size of the opening (200) is larger than the top surface size of the flaw detector main unit (110).

6. The auxiliary fixing device of the marine ultrasonic flaw detector of claim 5, characterized in that: the two ends of the connecting wire (320) are respectively provided with a plug-in connector (330) and a flaw detection connector (340), and the plug-in connectors (330) correspond to the terminal parts (1101) in a plug-in mode.