CN219455425U - Welding quality detection device for boiler welding node - Google Patents

Abstract

The utility model relates to a welding quality detection device for a boiler welding node, which belongs to the technical field of boiler quality detection and comprises two shells and a detection assembly, wherein a plugging assembly is arranged inside the shells and comprises a round table, the round table is connected to the inner side walls of the shells, one end of the shells is connected with a threaded rod in a penetrating manner, one end of the threaded rod is sleeved with a moving block, six connecting rods are hinged to the outer part of the moving block in an equal-dividing manner, one end of the round table is hinged to the six connecting rods in an equal-dividing manner, one end of each two connecting rods is hinged to an abutting block, the detection assembly comprises two semi-ring blocks, one ends of the two semi-ring blocks are hinged to each other, one end of each semi-ring block is connected with an adjusting bolt in a penetrating manner, one end of each adjusting bolt is connected with a sealing block, one end of each sealing block is connected with an air bag, and one end of each semi-ring block is connected with a pressure gauge. The utility model has the beneficial effects of enlarging the application range of the device, improving the practicability of the device, enhancing the convenience of equipment use and improving the accuracy of equipment detection.

Description

Welding quality detection device for boiler welding node

Technical Field

The utility model relates to the technical field of boiler quality detection, in particular to a device for detecting welding quality of a boiler welding node.

Background

The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, and the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy. The original meaning of the boiler refers to a water container heated on fire, the boiler refers to a place where fuel is combusted, the boiler comprises two parts of a boiler and a boiler, the boiler is generally formed by welding a plurality of sections of cylinders and a furnace top and a furnace bottom, and the quality of welding nodes determines the yield of the boiler.

The utility model discloses a welding quality detection device for a welding node of a boiler, which relates to the technical field of welding quality detection devices and comprises a base, a bracket arranged at the right upper end of the base and an L-shaped connecting rod bracket arranged at the left side of the top end of the bracket in a sliding manner, wherein a water tank is arranged on the base, the bottom end of the L-shaped connecting rod bracket is connected with a boiler body through a fixing component, the left end of the boiler body is plugged through a plugging component, the right end of the boiler body is connected with a gas pipe through a connecting component, and the gas pipe is connected with an external gas supply device. According to the utility model, one end of the boiler body is sealed through the plugging component, the connecting component is connected with the external air supply device to ventilate the other end, whether air bubbles exist in the water tank or not is observed, so that the quality of a welded joint is checked, manual visual inspection is replaced, time and labor are saved, fine problems can be detected, the detection efficiency of the boiler is further improved, and the plugging component and the connecting component are simple and convenient to install.

The above comparative document has the following problems:

(1) In the application document, whether the quality of the welded joint is good or not is checked by sealing a boiler port and immersing the boiler in a water tank and then filling gas to observe whether bubbles exist, but the size of a plugging component in the application document is limited, so that the suitability is slightly insufficient when boilers of different models are detected.

(2) When the detection operation is performed, the whole boiler is immersed in water, and whether gaps exist or not is judged according to whether bubbles exist or not, but the mode needs to be observed by naked eyes, and the performance of specific gap positions is not visual.

Disclosure of Invention

The utility model aims to provide a welding quality detection device for a boiler welding node, which aims to solve the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a boiler welded node welding quality detection device, includes two casings and detection component, the inside of casing is provided with the shutoff subassembly, the shutoff subassembly includes the round platform, the round platform is connected in the inside wall of casing, the one end through-connection of casing has the threaded rod, the one end cover of threaded rod is equipped with the movable block, the outside bisection of movable block articulates there are six connecting rods, the one end bisection of round platform articulates there are six connecting rods, every two the one end of connecting rod articulates there is the butt piece, detection component includes two semi-ring piece, two the one end of semi-ring piece articulates mutually, the one end through-connection of semi-ring piece has adjusting bolt, adjusting bolt's one end is connected with the sealing block, the one end of sealing block is connected with the gasbag, the one end of semi-ring piece is connected with the manometer, the manometer is linked together through the pipe with the sealing block.

Further, one end of the abutting block is in a cambered surface shape, and the cambered surface end of the abutting block is connected with an anti-slip pad.

Further, one end of one of the shells is connected with a connecting port, and a through groove is formed at the joint of the round table and the connecting port.

Further, the two semi-ring blocks are closed to form a ring shape, one end of each semi-ring block is connected with a locking block, and the two locking blocks are connected through bolts.

Further, one end of the semi-ring block is connected with an adjusting bolt in a penetrating mode, and one end of the adjusting bolt is connected with a limiting plate.

Further, one end of the limiting plate is equally connected with balls.

Compared with the prior art, the device for detecting the welding quality of the boiler welding node provided by the utility model has the following improvement and advantages:

the method comprises the following steps: according to the utility model, the threaded rod and the moving block are matched with the abutting block and the connecting rod, so that the abutting locking with boilers of different sizes is facilitated, the sealing performance of boiler plugging is ensured by matching with the circular truncated cone, the application range of the device is enlarged, and the practicability of the device is improved.

And two,: according to the utility model, through the arrangement of the semi-annular block and the sealing block capable of rotating in an annular manner, the annular detection of the welding position of the boiler is facilitated, the welding quality problem is more intuitively reflected according to the indication change of the pressure gauge, the indication range of the welding gap is reduced, the convenience of using equipment is enhanced, and the accuracy of detecting the equipment is improved.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side sectional view of the detection assembly of the present utility model;

fig. 3 is a schematic side sectional view of a closure assembly of the present utility model.

Reference numerals illustrate: 1. a housing; 2. a connection port; 3. a plugging assembly; 31. round bench; 32. a threaded rod; 33. a moving block; 34. a connecting rod; 35. an abutment block; 36. an anti-slip pad; 4. a detection assembly; 41. a semi-ring block; 42. an adjusting bolt; 43. a limiting plate; 44. a sealing block; 45. a ball; 46. an air bag; 47. a pressure gauge; 48. and a locking block.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in detail with reference to fig. 1 to 3, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a welding quality detection device for a boiler welding node, which is improved as shown in fig. 1-3, and comprises two shells 1 and a detection component 4, wherein a plugging component 3 is arranged in each shell 1, each plugging component 3 comprises a round table 31, each round table 31 is connected to the inner side wall of each shell 1, one end of each shell 1 is connected with a threaded rod 32 in a penetrating way, one end of each threaded rod 32 is sleeved with a moving block 33, six connecting rods 34 are hinged at the outer part of each moving block 33 in an equal part, one end of each round table 31 is hinged with six connecting rods 34 in an equal part, one end of each connecting rod 34 is hinged with an abutting block 35, one end of each abutting block 35 is in a cambered surface shape, the cambered surface end of each abutting block 35 is connected with an anti-skid pad 36, so that the friction coefficient is increased by using the anti-skid pad 36, the connection stability is improved, one end of each shell 1 is connected with a connecting port 2, the circular table 31 is provided with a through groove at the joint of the connecting port 2, so that the connecting port 2 is communicated with a blower or other pressurizing equipment to pressurize the interior of the boiler, the detecting component 4 comprises two semi-ring blocks 41, one ends of the two semi-ring blocks 41 are hinged, the two semi-ring blocks 41 are closed into a ring shape, one ends of the two semi-ring blocks 41 are connected with a locking block 48, the two locking blocks 48 are connected through bolts, so that the two semi-ring blocks are conveniently sleeved outside a welding position of the boiler, one end of the semi-ring block 41 is connected with an adjusting bolt 42 in a penetrating way, one end of the adjusting bolt 42 is connected with a limiting plate 43, so that the position of the limiting plate 43 is adjusted by the adjusting bolt 42, the limiting plate 43 is attached to the surface of the boiler, shaking is reduced, one end of the limiting plate 43 is equally connected with a ball 45, thereby utilize ball 45's setting, make things convenient for detection component 4 to rotate around the boiler surface, the one end through connection of semi-ring piece 41 has adjusting bolt 42, the one end of adjusting bolt 42 is connected with sealing block 44, the one end of sealing block 44 is connected with gasbag 46, the one end of semi-ring piece 41 is connected with manometer 47, manometer 47 is linked together through the pipe with sealing block 44.

Working principle: the two shells 1 and the round table 31 are respectively inserted into two ends of a boiler until the round table 31 is abutted against the inner wall of the boiler, then the threaded rod 32 is rotated, the axial limitation of the abutting block 35 and the moving block 33 is realized by utilizing the connecting rod 34 hinged with the round table 31, the moving block 33 is horizontally displaced under the screw driving force generated by the rotation of the threaded rod 32, the connecting rod 34 is driven to rotate, the abutting block 35 is unfolded outwards until the abutting block 35 is abutted against the inner wall of the boiler, the friction coefficient is increased by utilizing the anti-skid pad 36, the splicing sealing of the device and the boiler is completed, then the two semi-ring blocks 41 are sleeved outside the welding position of the boiler, the two semi-ring blocks 41 are spliced by utilizing the bolts and the locking block 48, the limiting plate 43 is abutted against the surface of the boiler, the semi-ring blocks 41 are coaxial with the boiler, then the sealing block 44 is adjusted by rotating the adjusting bolt 42, the air bag 46 is inflated, the air bag 46 is abutted against the surface of the boiler, the sealing block 44 and the surface of the air bag 46 are formed into a sealed space by utilizing the sealing block 46, the air blower and the connecting port 2 are inflated inwards, the sealing space is displayed by utilizing the pressure gauge 47, and the sealing position of the sealing block is changed by utilizing the pressure gauge 47, namely, and the sealing position of the sealing block is changed when the sealing position is changed, namely, the sealing position of the sealing position is changed, and the sealing position is changed, namely, when the sealing position is changed, and the sealing position is changed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A boiler welded node welding quality detection device which is characterized in that: including two casing (1) and detection component (4), the inside of casing (1) is provided with shutoff subassembly (3), shutoff subassembly (3) are including round platform (31), round platform (31) are connected in the inside wall of casing (1), the one end through-connection of casing (1) has threaded rod (32), the one end cover of threaded rod (32) is equipped with movable block (33), the outside bisection of movable block (33) articulates there are six connecting rods (34), the one end bisection of round platform (31) articulates there are six connecting rods (34), every two the one end of connecting rod (34) articulates there is butt piece (35), detection component (4) are including two semi-ring blocks (41), two the one end of semi-ring block (41) articulates mutually, the one end through-connection of semi-ring block (41) has adjusting bolt (42), the one end of adjusting bolt (42) is connected with sealing block (44), the one end of sealing block (44) is connected with gasbag (46), the one end of sealing block (41) is connected with pressure table (47), pressure table (47) are linked together with sealing table (47).

2. The welding quality detection device for a boiler welding node according to claim 1, wherein: one end of the abutting block (35) is in a cambered surface shape, and the cambered surface end of the abutting block (35) is connected with an anti-slip pad (36).

3. The welding quality detection device for a boiler welding node according to claim 1, wherein: one end of one of the shells (1) is connected with a connecting port (2), and a through groove is formed at the joint of the round table (31) and the connecting port (2).

4. The welding quality detection device for a boiler welding node according to claim 1, wherein: the two semi-ring blocks (41) are closed to form a ring shape, one ends of the two semi-ring blocks (41) are connected with locking blocks (48), and the two locking blocks (48) are connected through bolts.

5. The welding quality detection device for a boiler welding node according to claim 1, wherein: one end of the semi-ring block (41) is connected with an adjusting bolt (42) in a penetrating mode, and one end of the adjusting bolt (42) is connected with a limiting plate (43).

6. The welding quality detection device for a boiler welding node according to claim 5, wherein: one end of the limiting plate (43) is equally connected with a ball (45).