CN217505526U

CN217505526U - Erosion resistance testing device of silicon carbide composite coating material

Info

Publication number: CN217505526U
Application number: CN202220119501.1U
Authority: CN
Inventors: 蒋志刚; 蒋静杰; 王腾
Original assignee: Luoyang Jasno Pump Manufacturing Co ltd
Current assignee: Luoyang Jasno Pump Manufacturing Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-09-27
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to an erosion resistance capability test technical field's a carborundum composite coating material's erosion resistance capability test device, including the storage bucket that is used for holding test slurry, open end is equipped with the bung on the storage bucket, and the capping middle part is equipped with driving motor on the bung, and the driving motor output shaft is vertical down to in stretching into the storage bucket inner chamber, driving motor output shaft tip is equipped with rather than coaxial horizontal installation pole, and horizontal installation pole outer end is equipped with and is used for fixed mounting to detect the anchor clamps of piece. The utility model discloses examine time measuring, only the storage bucket with wait to detect a and have the detection thick liquids contact of corrosivity, consequently solved in the test process and need carry out the thick liquids pump and make the test thick liquids flow, so not only need the thick liquids pump of special material, increased research and development expense, still can influence the technical problem of the progress that detects because of the damage of the pump body.

Description

Erosion resistance testing device of silicon carbide composite coating material

Technical Field

The utility model relates to an erosion resistance tests technical field, especially relates to a carborundum composite coating material's erosion resistance testing arrangement.

Background

The high-strength corrosion-resistant slurry flushing gun is mainly used for spraying in a special environment, a medium of the high-strength corrosion-resistant slurry flushing gun has strong corrosivity, more particles are required, the spraying gun is required to be wear-resistant and corrosion-resistant, the number of spraying gun metals produced in China is large at present, but the service life of the spraying gun does not exceed one month, even the spraying gun needs to be replaced every 10 days, and sintered silicon carbide is also available in the market.

However, the erosion resistance of the coating in the existing washing gun is generally tested by coating the coating on a specifically used tool and then continuously spraying test slurry by the washing gun, so that the state of the test process is consistent when the test process actually works, and the detection accuracy is achieved;

however, this has the following disadvantages: 1. in the testing process, a slurry pump is needed to enable the testing slurry to flow, so that the slurry pump made of special materials is needed, the research and development cost is increased, and the detection progress is influenced due to the damage of the pump body; 2. after a certain time is measured, because the coating is coated on the inner wall of the washing gun, the state of the coating can be known only after the washing gun is dismantled, so that the work is complicated; 3. due to the irregular shape of the tool structure, the coating is inconvenient, even special coating equipment needs to be added, and the research and development cost is increased.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to provide an apparatus for testing erosion resistance of silicon carbide composite coating material to solve the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a device for testing erosion resistance of a silicon carbide composite coating material comprises a charging basket for containing test slurry, wherein a barrel cover is arranged at the upper opening end of the charging basket, a driving motor is arranged in the middle of the upper cover surface of the barrel cover, an output shaft of the driving motor vertically faces downwards and extends into an inner cavity of the charging basket, a plurality of horizontal mounting rods are uniformly and annularly arranged at the end part of the output shaft of the driving motor, and a clamp for fixedly mounting a piece to be tested is arranged at the outer end of each horizontal mounting rod;

the clamp comprises a connecting rod, an N-shaped block and a clamping piece, the upper end of the connecting rod is correspondingly connected with the outer end part of the horizontal mounting rod, the lower end of the connecting rod is provided with the N-shaped block, and one side wall of the N-shaped block is provided with the clamping piece which can be matched with the other side wall of the N-shaped block to clamp the piece to be detected.

Preferably, the clamping piece is a bolt in threaded fit with the side wall of the N-shaped block.

Preferably, the upper end of the connecting rod is correspondingly and rotatably connected with the outer end of the horizontal mounting rod, and the connecting rod is provided with a locking piece which enables the connecting rod to be stably matched with the outer end of the horizontal mounting rod.

Preferably, the locking piece is a connecting nut, a reducing part is arranged at the upper end of the connecting rod, the reducing part movably penetrates through the outer end part of the corresponding horizontal mounting rod, and the rod body of the reducing part, which is positioned above the outer end part of the horizontal mounting rod, is in threaded fit with the connecting nut.

Preferably, the shank matching sleeve of the reducing part between the step surface and the outer end part of the corresponding horizontal installation rod is provided with an anti-slip piece.

Preferably, the anti-skid member is a corrosion-resistant anti-skid mat or a friction disc.

Preferably, the device of uncapping that is used for opening or closed bung still includes the device of uncapping that is used for opening or closing the bung, uncapping the device and include telescopic equipment, mounting bracket, the mounting bracket upper end extends to the bung top, and this end of mounting bracket is equipped with telescopic equipment, and telescopic equipment is flexible to hold towards the bung, and is connected with bung top surface.

Preferably, the barrel cover is correspondingly hinged with the charging barrel, the fixed end of the telescopic device is correspondingly hinged with the upper end of the mounting frame at the same side of the rotation center of the barrel cover, and the telescopic end of the telescopic device is correspondingly hinged with the upper cover surface of the barrel cover.

Preferably, the upper end of the inner cavity of the charging bucket is provided with an inward flange.

Has the advantages that:

1. during detection, only the charging basket and the piece to be detected are contacted with corrosive detection slurry, so that the technical problems that a slurry pump is needed to enable the detection slurry to flow in the test process, the slurry pump made of special materials is needed, research and development cost is increased, and the detection progress is influenced due to damage of a pump body are solved;

2. the driving motor drives the to-be-detected piece to move in the slurry to be detected, so that not only is the function of simulating the working condition of the to-be-detected piece to be detected, but also the function of directly observing the to-be-detected piece to know whether the coating on the to-be-detected piece is intact or not is realized, and the detection is more convenient.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

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

fig. 3 is a schematic structural view in another state of the present invention.

The reference numerals are explained below:

1. a charging bucket; 2. a barrel cover; 3. a drive motor; 4. a horizontally mounted rod; 5. a clamp; 51. a connecting rod; 52. an N-type block; 53. a clamping member; 54. a locking member; 55. an anti-slip member; 6. a cap opening device; 61. a telescopic device; 62. and (7) mounting a frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Embodiment one, as shown in fig. 1-3, a device for testing erosion resistance of a silicon carbide composite coating material, includes a material barrel 1 for containing a test slurry, a barrel cover 2 is disposed at an upper open end of the material barrel 1, specifically, after the barrel cover 2 is covered at the upper open end of the material barrel 1, the barrel cover 2 will not rotate or separate from the material barrel 1 due to a reaction force during detection, specifically, the barrel cover 2 and the barrel cover 2 can be hinged, fastened or the barrel cover 2 is covered at the upper open end of the material barrel 1 and fixed by other components, a driving motor 3 is disposed in the middle of the upper cover surface of the barrel cover 2, the driving motor 3 adopts a variable frequency motor, an output shaft of the driving motor 3 faces downward vertically and extends into an inner cavity of the material barrel 1, a plurality of horizontal mounting rods 4 are uniformly annularly disposed at an end of the output shaft of the driving motor 3, a clamp 5 for fixedly mounting a piece to be tested is disposed at an outer end of each horizontal mounting rod 4, in order to conveniently check whether the amount of the test slurry in the charging basket 1 is proper or not, an observation window can be arranged on the side wall of the charging basket 1 or the barrel cover 2, so that whether all or the lower half part of a piece to be detected can be immersed into the test slurry or not can be conveniently seen, preferably, for convenient operation, the detection piece can be a plate-shaped structure as a base body, and a coating to be detected is sprayed or coated on the outer surface of the base plate, so that the coating and the installation of the detection piece are convenient, the detection piece can also be a cylindrical structure as a base body, and the coating to be detected is sprayed or coated on the surface of the base plate, so that the working conditions are similar when the detection is in actual use, and the result is more accurate;

the clamp 5 comprises a connecting rod 51, an N-shaped block 52 and a clamping piece 53, the upper end of the connecting rod 51 is correspondingly connected with the outer end part of the horizontal mounting rod 4, the clamp 5 can be positioned below the horizontal mounting rod 4 due to the arrangement of the connecting rod 51, the horizontal mounting rod 4 is prevented from contacting with slurry to be tested, the N-shaped block 52 is arranged at the lower end of the connecting rod 51, and the clamping piece 53 which can be matched with the other side wall of the N-shaped block 52 to clamp the piece to be tested is arranged on one side wall of the N-shaped block 52;

the clamping piece 53 is a bolt in threaded fit with the side wall of the N-shaped block 52;

the bolt can be rotated, so that the end of the screw rod of the bolt abuts against the piece to be detected, and the piece to be detected is clamped between the end of the screw rod of the bolt and the other side wall of the N-shaped block 52.

In the structure, when the device is used, a piece to be detected can be arranged on the clamp 5, then the barrel cover 2 is covered on the charging barrel 1, at the moment, the whole or the lower half part of the piece to be detected is required to be immersed into the test slurry, when the detection piece is of a plate-shaped structure, only the lower half part of the piece to be detected is immersed into the test slurry, so that the clamp can be prevented from being immersed into the test slurry to cause corrosion of the clamp, when the detection piece is of a cylindrical structure, the connecting lug can be arranged on the side wall of the cylindrical structure to ensure that the cylindrical structure is immersed into the test slurry, during detection, the rotating speed required by the driving motor 3 is calculated according to the radius of the horizontal mounting rod 4, then the driving motor 3 is started, the driving motor 3 drives the horizontal mounting rod 4 to rotate, the horizontal mounting rod 4 drives the clamp 5 to do circular motion, and further drives the detection part of the detection piece to do circular motion in the test slurry, the working state of the flushing gun is simulated, so that the detection is more convenient; therefore, a coating to be detected can be coated on a piece to be detected more conveniently, and only the charging basket 1 and the piece to be detected are in contact with corrosive detection slurry during detection, so that the technical problems that a slurry pump is needed to enable the test slurry to flow in the test process, a special slurry pump is needed, the research and development cost is increased, and the detection progress is influenced due to the damage of a pump body are solved; when the coating to be detected is damaged or not, the coating to be detected can be visually checked, so that the coating is more convenient to use; meanwhile, the detection process also has the function of stirring the slurry, so that the slurry is prevented from precipitating.

Second embodiment, on the basis of first embodiment, as shown in fig. 2 and 3, the upper end of the connecting rod 51 is connected with the outer end of the horizontal installation rod 4 in a corresponding rotating manner, and the connecting rod 51 is provided with a locking piece 54 capable of enabling the connecting rod 51 to be stably matched with the outer end of the horizontal installation rod 4, so that when the connecting rod 51 rotates along the central axis thereof, the horizontal angle of the N-shaped block 52 can be changed by rotating the connecting rod 51, and therefore, the horizontal angle of the to-be-measured object can be changed, and therefore, working conditions under different horizontal angles can be simulated, when the upper end of the connecting rod 51 is hinged to the outer end of the horizontal installation rod 4, the circumferential motion of the lower end of the connecting rod 51 can be adjusted to enable the radius, and the rotating speed of the driving motor 3 is effectively reduced.

In the third embodiment, on the basis of the second embodiment, as shown in fig. 2 and 3, the locking member 54 is a coupling nut, the upper end of the connecting rod 51 is provided with a reduced diameter portion, the reduced diameter portion movably penetrates through the outer end portion of the corresponding horizontal mounting rod 4, and the connecting nut is in threaded fit with the rod body of the reduced diameter portion above the outer end portion of the horizontal mounting rod 4, so that the connecting rod 51 and the horizontal mounting rod 4 can be relatively stable by rotating the coupling nut;

the rod body of the reducing part between the step surface and the outer end part of the corresponding horizontal installation rod 4 is sleeved with an anti-skid piece 55 in a matching way;

the anti-slip members 55 are corrosion resistant anti-slip pads or friction disks;

the anti-skid piece 55 can prevent the connecting rod 51 from rotating in the detection process due to the resistance of the piece to be detected, so that the stability in detection is ensured.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 1 to 3, the device for opening the lid 2 further includes a lid opening device 6 for opening or closing the lid 2, the lid opening device 6 includes a telescopic device 61 and a mounting bracket 62, an upper end of the mounting bracket 62 extends to a position above the lid 2, the telescopic device 61 is arranged at the end of the mounting bracket 62, the mounting bracket 62 can be installed on an outer wall of the bucket 1 as required or at other suitable positions, and a telescopic end of the telescopic device 61 faces the lid 2 and is connected with a lid surface of the lid 2, so that the lid 2 can be driven to lift by the telescopic device 61, and the lid 2 is opened or closed without manual opening or closing;

the barrel cover 2 is correspondingly hinged with the charging basket 1, the fixed end of the telescopic device 61 is correspondingly hinged with the upper end of the mounting frame 62 at the same side of the rotation center of the barrel cover 2, namely, the hinge points of the rotation center of the barrel cover 2 and the fixed end of the telescopic device 61 are both positioned at the same side of the charging basket 1, and the telescopic end of the telescopic device 61 is correspondingly hinged with the upper cover surface of the barrel cover 2, so that after the barrel cover 2 is opened, the lower cover surface of the barrel cover 2 is inclined upwards, and the to-be-detected part is more convenient to mount or dismount;

telescopic device 61 stiff end upper end also can with mounting bracket 62 upper end rigid coupling, telescopic device 61 telescopic end and 2 upper cover face rigid couplings of bung, and the vertical setting of telescopic device 61, bung 2 and storage bucket 1 conflict cooperation and do not connect with for bung 2 is straight up-down, realizes opening or closing of bung 2.

Fifth embodiment, on the basis of fourth embodiment, as shown in fig. 2, the upper end of the inner cavity of the charging basket 1 is provided with an inward flange, so that the centrifugal force generated when the to-be-detected part moves circumferentially is generated to drive the detection slurry to move, and the situation that the detection slurry enters the joint of the barrel cover 2 and the charging basket 1 to cause leakage can be prevented.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The erosion resistance testing device for the silicon carbide composite coating material is characterized in that: the test device comprises a charging basket (1) for containing test slurry, wherein a barrel cover (2) is arranged at the upper opening end of the charging basket (1), a driving motor (3) is arranged in the middle of the upper cover surface of the barrel cover (2), an output shaft of the driving motor (3) vertically faces downwards and extends into an inner cavity of the charging basket (1), a plurality of horizontal mounting rods (4) are uniformly and annularly arranged at the end part of the output shaft of the driving motor (3), and a clamp (5) for fixedly mounting a to-be-detected part is arranged at the outer end of each horizontal mounting rod (4);

anchor clamps (5) are including connecting rod (51), N type piece (52), holder (53), connecting rod (51) upper end corresponds with horizontal installation pole (4) outer tip and is connected, and connecting rod (51) lower extreme is equipped with N type piece (52), and a N type piece (52) lateral wall is equipped with can realize the holder (53) that the centre gripping detected the piece with the cooperation of another lateral wall of N type piece (52).

2. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 1, wherein: the clamping piece (53) is a bolt in threaded fit with the side wall of the N-shaped block (52).

3. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 1, wherein: the upper end of the connecting rod (51) is correspondingly and rotatably connected with the outer end of the horizontal mounting rod (4), and the connecting rod (51) is provided with a locking piece (54) which enables the connecting rod (51) to be stably matched with the outer end of the horizontal mounting rod (4).

4. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 3, wherein: the locking piece (54) is a connecting nut, a reducing part is arranged at the upper end of the connecting rod (51), the reducing part movably penetrates through the outer end part of the corresponding horizontal mounting rod (4), and a rod body, positioned above the outer end part of the horizontal mounting rod (4), of the reducing part is in threaded fit with the connecting nut.

5. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 4, wherein: the shank matching sleeve of the reducing part between the step surface and the outer end part of the corresponding horizontal installation rod (4) is provided with an anti-skid piece (55).

6. The device for testing erosion resistance of the silicon carbide composite coating material according to claim 5, wherein: the anti-skid member (55) is a corrosion-resistant anti-skid mat or a friction disc.

7. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 1, wherein: the novel barrel cover is characterized by further comprising a cover opening device (6) used for opening or closing the barrel cover (2), wherein the cover opening device (6) comprises a telescopic device (61) and a mounting frame (62), the upper end of the mounting frame (62) extends to the upper side of the barrel cover (2), the end of the mounting frame (62) is provided with the telescopic device (61), and the telescopic end of the telescopic device (61) faces the barrel cover (2) and is connected with the upper cover face of the barrel cover (2).

8. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 7, wherein: the barrel cover (2) is correspondingly hinged with the charging barrel (1), the fixed end of the telescopic device (61) is correspondingly hinged with the position, located on the same side of the rotation center of the barrel cover (2), of the upper end of the mounting frame (62), and the telescopic end of the telescopic device (61) is correspondingly hinged with the upper cover surface of the barrel cover (2).

9. The apparatus for testing erosion resistance of silicon carbide composite coating material according to claim 1, wherein: the upper end of the inner cavity of the charging basket (1) is provided with an inward flange.