CN216247742U

CN216247742U - Flaw detection device for welding pressure vessel

Info

Publication number: CN216247742U
Application number: CN202122775083.XU
Authority: CN
Inventors: 徐大为; 张维东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-13
Filing date: 2021-11-13
Publication date: 2022-04-08
Anticipated expiration: 2031-11-13

Abstract

The utility model provides a flaw detection device for welding a pressure vessel, which relates to the technical field of equipment testing and comprises a base, a flaw detection mechanism and a fixing mechanism, wherein a moving block is in threaded connection with a screw rod, a connecting cylinder is fixedly connected to the outer side of the moving block, a telescopic rod is fixedly connected to the inner side of the connecting cylinder, a first transverse plate is fixedly connected to the lower end of a connecting rod, sliding grooves are formed in the upper side wall and the lower side wall of the connecting cylinder, a second transverse plate is movably connected to the lower side of a gear disc through another group of connecting rods, a flaw detection head is arranged on the connecting rod below the second transverse plate, the device can conveniently adjust a welding head or extend out of the connecting cylinder through the telescopic rod, so that the flaw detection of the pressure vessel is quickly realized, the moving path of the flaw detection head is the same as that of the welding head during the flaw detection, the accurate flaw detection of the welding is ensured, and the effect is better, and the angle adjustment is more convenient, thereby improving the practicability of the whole device.

Description

Flaw detection device for welding pressure vessel

Technical Field

The utility model relates to the technical field of equipment testing, in particular to a flaw detection device for welding a pressure container.

Background

Pressure vessel means splendid attire gas or liquid, bears the closing equipment of certain pressure, and in welding process, the welded joint that needs to pressure vessel detects a flaw, and pressure vessel's size is great, when adopting general ray camera scanning concatenation welding seam, need pass through manual detection, and the precision that this mode not only detected is difficult with accurate control, and it is big to detect the degree of difficulty moreover, difficult operation.

The conventional welding device does not have a flaw detection function, and the flaw detection can be carried out only by transferring the pressure vessel after welding due to the large volume of the pressure vessel, so that the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a flaw detector for welding a pressure vessel, which solves the problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: a flaw detection device for welding a pressure vessel comprises a base, a flaw detection mechanism and a fixing mechanism, wherein the flaw detection mechanism comprises a motor, a lead screw, a moving block, a connecting cylinder, a telescopic rod, a connecting rod, a first transverse plate, a gear disc, a second transverse plate and a flaw detection head, the top of the base is provided with a connecting frame, the motor is installed at the top of the connecting frame, the lead screw is fixedly connected to the output end of the motor, the moving block is in threaded connection with the lead screw and slides along the inner side of the connecting frame, the connecting cylinder is fixedly connected to the outer side of the moving block, the telescopic rod is fixedly connected to the inner side of the connecting cylinder, the connecting rod is fixedly connected to the output end of the telescopic rod, the first transverse plate is fixedly connected to the lower end of the connecting rod, the gear disc is rotatably connected into the connecting cylinder through a connecting shaft, the upper side wall and the lower side wall of the connecting cylinder are provided with chutes, the second transverse plate is movably connected to the lower side of the gear disc through another group of the connecting rod, and the end of the connecting rod slides along the sliding groove, and the flaw detection head is arranged on the connecting rod below the second transverse plate.

Preferably, one side of the first transverse plate and one side of the second transverse plate close to the gear disc are both provided with tooth grooves, the first transverse plate and the second transverse plate are both meshed with the gear disc, a welding machine is arranged on the connecting rod above the first transverse plate, a welding head is arranged at the output end of the welding machine, and a partition plate is arranged between the first transverse plate and the second transverse plate.

Preferably, fixed establishment includes second motor, brace table, curb plate, screw rod, capstan and splint, the top of base is equipped with the recess, the second motor is installed in the recess, brace table fixed connection is at the output of second motor, the curb plate is equipped with two, and the symmetry sets up the both ends at brace table top, the screw rod spiro union is on the curb plate, splint fixed connection screw rod's one end, the one end that splint were kept away from to the capstan fixed connection at the screw rod.

Preferably, the bottom of the supporting platform is also provided with a plurality of groups of supporting wheels.

Preferably, a fan is further arranged below the connecting cylinder, and the output end of the fan is located at one end far away from the connecting frame.

Compared with the prior art, the utility model has the beneficial effects that: this device is through the mechanism of detecting a flaw of design, can be convenient through the telescopic link adjust the soldered connection or the head of detecting a flaw stretches out the connecting cylinder to realize detecting a flaw to pressure vessel fast, when detecting a flaw, the removal route of the head of detecting a flaw is the same with the route of soldered connection, ensures that the accuracy of butt welding is detected a flaw, and the effect is better, and in addition, the fixed establishment of setting can effectively be fixed pressure vessel, and angle of adjustment is also more convenient moreover, thereby has improved the practicality of whole device.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of example 1 of the present invention;

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

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-flaw detection mechanism, 201-motor, 202-screw rod, 203-moving block, 204-connecting cylinder, 205-telescopic rod, 206-connecting rod, 207-first transverse plate, 208-gear plate, 209-second transverse plate, 210-flaw detection head, 3-fixing mechanism, 301-second motor, 302-supporting table, 303-side plate, 304-screw rod, 305-rotary plate, 306-clamping plate, 4-connecting frame, 5-chute, 6-welding machine, 7-welding head, 8-groove, 9-supporting wheel, 10-fan, 11-pressure vessel and 12-partition plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides a technical solution: a flaw detection device for welding a pressure vessel comprises a base 1, a flaw detection mechanism 2 and a fixing mechanism 3, wherein the flaw detection mechanism 2 comprises a motor 201, a screw rod 202, a moving block 203, a connecting cylinder 204, a telescopic rod 205, a connecting rod 206, a first transverse plate 207, a gear disc 208, a second transverse plate 209 and a flaw detection head 210, the top of the base 1 is provided with a connecting frame 4, the motor 201 is installed at the top of the connecting frame 4, the screw rod 202 is fixedly connected at the output end of the motor 201, the moving block 203 is in threaded connection with the screw rod 202 and slides along the inner side of the connecting frame 4, the connecting cylinder 204 is fixedly connected at the outer side of the moving block 203, the telescopic rod 205 is fixedly connected at the inner side of the connecting cylinder 204, the connecting rod 206 is fixedly connected at the output end of the telescopic rod 205, the first transverse plate 207 is fixedly connected at the lower end of the connecting rod 206, the gear disc 208 is rotatably connected in the connecting cylinder 204 through a connecting shaft, and chutes 5 are arranged on the upper side wall and the lower side wall of the connecting cylinder 204, the second cross plate 209 is movably connected below the gear plate 208 through another group of connecting rods 206, the end parts of the connecting rods 206 slide along the sliding grooves 5, and the flaw detection head 210 is installed on the connecting rods 206 below the second cross plate 209.

Wherein, the first horizontal plate 207 and the second horizontal plate 209 all are equipped with the tooth's socket near one side of toothed disc 208, and first horizontal plate 207 and second horizontal plate 209 all mesh with toothed disc 208 mutually, are equipped with welding machine 6 on the connecting rod 206 of first horizontal plate 207 top, and welding machine 6's output is equipped with soldered connection 7, and the position between first horizontal plate 207 and the second horizontal plate 209 is equipped with baffle 12.

Wherein, fixed establishment 3 includes second motor 301, a supporting bench 302, curb plate 303, screw rod 304, capstan 305 and splint 306, the top of base 1 is equipped with recess 8, second motor 301 installs in recess 8, a supporting bench 302 fixed connection is at second motor 301's output, curb plate 303 is equipped with two, and the symmetry sets up the both ends at a supporting bench 302 top, screw rod 304 spiro union is on curb plate 303, splint 306 fixed connection screw rod 304's one end, capstan 305 fixed connection is in the one end that splint 306 was kept away from to screw rod 304.

Wherein, the bottom of the supporting platform 302 is further provided with a supporting wheel 9, and the supporting wheel 9 is provided with a plurality of groups.

Example 2

Compared with example 1, the difference is that:

wherein, the below of connecting cylinder 204 still is equipped with fan 10, and the output of fan 10 is located the one end of keeping away from link 4, and the fan of setting can be cleared up the weld joint, avoids having dust impurity on the weld joint, influences the structure of detecting a flaw to it is more accurate to make to detect a flaw.

One specific application of this embodiment is: the device supplies electric energy to electrical elements in the device through an external power supply and controls the on-off of the electrical elements through a control switch;

when the welding machine is used, firstly, the pressure container 11 is placed on the support table 302, then the screw 304 is rotated through the rotary disc 305, the screw is clamped and fixed through the clamping plate 306, then the telescopic rod 205 is opened, the first transverse plate 207 moves to the right, the second transverse plate 209 moves to the left, at the moment, the welding machine can be opened, the pressure container is welded, the motor 201 is opened, and the position of the connecting cylinder 204 can be adjusted through the screw rod 202, so that the welding is completed; then, the telescopic rod 205 is adjusted to be contracted, so that the second transverse plate 209 moves rightwards, the first transverse plate 207 moves leftwards, at the moment, the flaw detection head 210 extends out of the connecting cylinder 204, the motor 201 is controlled in the same way, and the flaw detection can be carried out on the pressure container 11 through the flaw detection head 210.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a pressure vessel welding is with device of detecting a flaw which characterized in that: the flaw detection device comprises a base (1), a flaw detection mechanism (2) and a fixing mechanism (3), wherein the flaw detection mechanism (2) comprises a motor (201), a lead screw (202), a moving block (203), a connecting cylinder (204), an expansion rod (205), a connecting rod (206), a first transverse plate (207), a gear disc (208), a second transverse plate (209) and a flaw detection head (210), a connecting frame (4) is arranged at the top of the base (1), the motor (201) is installed at the top of the connecting frame (4), the lead screw (202) is fixedly connected at the output end of the motor (201), the moving block (203) is in threaded connection with the lead screw (202) and slides along the inner side of the connecting frame (4), the connecting cylinder (204) is fixedly connected at the outer side of the moving block (203), the expansion rod (205) is fixedly connected at the inner side of the connecting cylinder (204), and the connecting rod (206) is fixedly connected at the output end of the expansion rod (205), first diaphragm (207) fixed connection is at the lower extreme of connecting rod (206), gear plate (208) rotate through the connecting axle and connect in connecting cylinder (204), be equipped with spout (5) on the lateral wall about connecting cylinder (204), second diaphragm (209) are through another group connecting rod (206) swing joint is in the below of gear plate (208), and the tip of connecting rod (206) slides along spout (5), install on connecting rod (206) of second diaphragm (209) below flaw detection head (210).

2. The flaw detection device for welding a pressure vessel according to claim 1, wherein: one side that first diaphragm (207) and second diaphragm (209) are close to toothed disc (208) all is equipped with the tooth's socket, and just first diaphragm (207) and second diaphragm (209) all mesh mutually with toothed disc (208), be equipped with welding machine (6) on connecting rod (206) of first diaphragm (207) top, the output of welding machine (6) is equipped with soldered connection (7), position between first diaphragm (207) and second diaphragm (209) is equipped with baffle (12).

3. The flaw detection device for welding a pressure vessel according to claim 1, wherein: fixed establishment (3) include second motor (301), brace table (302), curb plate (303), screw rod (304), capstan (305) and splint (306), the top of base (1) is equipped with recess (8), second motor (301) are installed in recess (8), brace table (302) fixed connection is at the output of second motor (301), curb plate (303) are equipped with two, and the symmetry sets up the both ends at brace table (302) top, screw rod (304) spiro union is on curb plate (303), the one end of splint (306) fixed connection screw rod (304), the one end of splint (306) is kept away from in screw rod (304) to capstan (305) fixed connection.

4. The flaw detection device for welding a pressure vessel according to claim 3, wherein: the bottom of the supporting platform (302) is also provided with supporting wheels (9), and the supporting wheels (9) are provided with a plurality of groups.

5. The flaw detection device for welding a pressure vessel according to claim 1, wherein: a fan (10) is further arranged below the connecting cylinder (204), and the output end of the fan (10) is located at one end far away from the connecting frame (4).