CN219475300U - Iron spectrum detector - Google Patents

Abstract

The utility model discloses a ferrograph detector, belonging to the technical field of oil detection; the utility model provides a ferrograph detector, includes ferrograph detection device, ferrograph detection device includes the rotary magnetic head, be provided with the substrate vaulting pole on the lateral wall of rotary magnetic head, a plurality of substrate vaulting poles are evenly arranged along the circumferencial direction of rotary magnetic head, a plurality of transparent ferrograph substrate is pressed from both sides between the substrate vaulting pole, transparent ferrograph substrate is located the top of rotary magnetic head, be provided with the interval between transparent ferrograph substrate and the rotary magnetic head, the filtration through-hole has been seted up on the transparent ferrograph substrate; the utility model has the advantages of improving the fluidity of small-particle-size abrasion particles and ensuring the observation brightness of the transparent iron spectrum substrate.

Description

Iron spectrum detector

Technical Field

The utility model relates to the technical field of oil detection, in particular to a ferrograph detector.

Background

The detection of lubricating oil in mineral equipment is an important means for monitoring the running state of the mineral equipment, and the lubricating oil is generally detected by a ferrograph detection device. In the prior art, a core component of the iron spectrum detection device is an iron spectrum substrate, abrasion particles in lubricating oil are deposited on the iron spectrum substrate, and the type, mechanism and degree of abnormal abrasion are determined by microscopic observation of the abrasion particles in the iron spectrum substrate, especially abnormal abrasion particles. The inventor finds that in the process of realizing the utility model, the problems of small particle accumulation, small particle coverage on the surface of large particles, oil sludge adhesion and the like commonly exist on a ferrograph substrate in the observation process.

In the Chinese patent document of application number 2017207290076, a ferric spectrum detection device is provided, a plurality of filtering through holes are formed in a ferric spectrum substrate, dirt and small-particle-size abrasion particles in lubricating oil can be effectively removed, a drainage groove is formed in a bearing surface, dirt and small-particle-size abrasion particles can be rapidly led out of the bearing surface, large-particle-size abrasion particles on the upper surface of the ferric spectrum substrate can be purified, the adhesion of impurities and small-abrasion particles on the large-abrasion particles is reduced, the resolution of microscopic imaging of the surface morphology of the large-abrasion particles is increased, the accuracy of ferric spectrum analysis is improved, and the accurate detection of coal mine equipment is facilitated. However, this solution also has the following drawbacks: 1. the iron spectrum substrate is attached to the rotary magnetic head, and the lubricating oil is required to be determined to have proper viscosity according to the use environment in the use process, so that the lubricating oil mixed with abrasion particles is not easy to flow out of the drainage groove; 2. the filtering through holes are not corresponding to the drainage grooves, so that lubricating oil mixed with abrasion particles is difficult to flow out of a gap of a contact surface between the ferrite substrate and the rotary magnetic head. The lubricating oil flows smoothly, so that the discharge of small-particle-size abrasion particles is influenced, and the detection accuracy is influenced.

Disclosure of Invention

The utility model aims to solve the problem that small-particle-size abrasion particles in a ferrograph detection device in the prior art are not discharged smoothly.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a ferrograph detector, includes ferrograph detection device, ferrograph detection device includes the rotary magnetic head, be provided with the substrate vaulting pole on the lateral wall of rotary magnetic head, a plurality of the substrate vaulting pole is evenly arranged along the circumferencial direction of rotary magnetic head, a plurality of the transparent ferrograph substrate is pressed from both sides between the substrate vaulting pole, transparent ferrograph substrate is located the top of rotary magnetic head, be provided with the interval between transparent ferrograph substrate and the rotary magnetic head, the filtration through-hole has been seted up on the transparent ferrograph substrate.

Further, the substrate supporting rod is an elastic component, an upper limiting block is arranged on the inner side of the top of the substrate supporting rod, a lower limiting block is arranged below the upper limiting block, and the transparent iron spectrum substrate is clamped between the upper limiting block and the lower limiting block.

Further, the substrate support is a non-metallic member.

Further, the inner sides of the upper limiting block and the lower limiting block are arc-surface structures, and the curvature of the arc-surface structure of the upper limiting block is smaller than that of the arc-surface structure of the lower limiting block.

Further, the top of lower stopper is planar structure, planar structure is laminated with transparent iron spectrum substrate's bottom surface.

Further, the microscope comprises an objective table, a light hole is formed in the objective table, the iron spectrum detection device is arranged on the objective table, a light hole is formed in the center of the rotary magnetic head in a penetrating mode, and the light hole corresponds to the light hole.

Further, a light-transmitting plate is arranged at the top of the light hole.

Further, a magnet ring is arranged at the top of the rotary magnetic head, and the magnet ring is positioned at the outer side of the light hole.

Compared with the prior art, the utility model provides a ferrograph detector, which has the following beneficial effects:

when the iron spectrum detector is used, lubricating oil to be detected is dripped on the transparent iron spectrum substrate, the rotary magnetic head drives the transparent iron spectrum substrate to rotate, dirt and small-particle-size abrasion particles are quickly removed from the filtering through holes, and the dirt and the small-particle-size abrasion particles penetrating through the filtering through holes drop on the rotary magnetic head.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art in part based upon a review of the following; alternatively, the teachings may be directed to practice of the present utility model.

Drawings

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

FIG. 2 is a schematic diagram of a structure of a spectrum detection device of the present utility model;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure:

1. a microscope; 2. a ferrograph detection device; 3. an objective table; 4. rotating the magnetic head; 5. a transparent iron spectrum substrate; 6. a magnet ring; 7. a light-transmitting plate; 8. a substrate support; 9. a light hole; 10. an upper limiting block; 11. and a lower limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, the utility model relates to a spectrum detector, which comprises a spectrum detecting device 2, wherein the spectrum detecting device 2 comprises a rotary magnetic head 4, substrate supporting rods 8 are arranged on the side wall of the rotary magnetic head 4, a plurality of substrate supporting rods 8 are uniformly distributed along the circumferential direction of the rotary magnetic head 4, transparent spectrum substrates 5 are clamped between the plurality of substrate supporting rods 8, the transparent spectrum substrates 5 are positioned above the rotary magnetic head 4, a space is arranged between the transparent spectrum substrates 5 and the rotary magnetic head 4, filtering through holes are formed in the transparent spectrum substrates 5, the aperture of each filtering through hole is 25+/-2 mu m, small-particle-diameter abrasion particles and oil dirt are effectively removed, and the transparent spectrum substrates 5 are supported above the rotary magnetic head 4 through the substrate supporting rods 8, so that oil liquid and the small-particle-diameter abrasion particles passing through the filtering through holes have enough flowing space, and the situation that the oil liquid and the small-particle-diameter abrasion particles flow unsmooth is avoided.

The substrate supporting rod 8 is an elastic component, the inner side of the top of the substrate supporting rod 8 is provided with an upper limiting block 10, the lower part of the upper limiting block 10 is provided with a lower limiting block 11, and the transparent iron spectrum substrate 5 is clamped between the upper limiting block 10 and the lower limiting block 11.

The substrate supporting rod 8 is a nonmetallic member, and can be made of rubber materials or plastics, and because abrasion exists between the substrate supporting rod 8 and the transparent iron spectrum substrate 5, particles generated by the abrasion fall into oil to be detected.

The inner sides of the upper limiting block 10 and the lower limiting block 11 are of cambered surface structures, the curvature of the cambered surface structure of the upper limiting block 10 is smaller than that of the cambered surface structure of the lower limiting block 11, and particularly as shown in fig. 3, when the transparent iron spectrum substrate 5 is used for directly supporting the substrate supporting rod 8, the resistance of the upper limiting block 10 is smaller, and the resistance of the lower limiting block 11 is larger, so that an operator can obviously feel whether the transparent iron spectrum substrate 5 is clamped between the upper limiting block 10 and the lower limiting block 11 or not under the condition that naked eyes are not needed, and the operation is more convenient.

The top of lower stopper 11 is planar structure, and planar structure is laminated with the bottom surface of transparent iron spectrum substrate 5, improves the stability that lower stopper 11 supported transparent iron spectrum substrate 5, prevents that transparent iron spectrum substrate 5 from coming off from lower stopper 11.

The detector also comprises a microscope 1, wherein the microscope 1 is an optical microscope, the microscope 1 comprises an objective table 3, a light-passing hole is arranged on the objective table 3, the iron spectrum detection device 2 is arranged on the objective table 3, a light hole 9 is penetrated and arranged at the center of the rotary magnetic head 4, the light hole 9 corresponds to the light-passing hole, so that light reflected by a condensing lens on the microscope 1 can pass through the light hole and then continuously pass through the light hole 9 to reach the transparent iron spectrum substrate 5, the observation brightness of the transparent iron spectrum substrate 5 is ensured, a light-transmitting plate 7 is arranged at the top of the light hole 9, and oil dropped on the transparent iron spectrum substrate 5 is prevented from falling into the light hole 9, and the equipment is ensured to be clean;

of course, in order to reduce the influence of oil dripping on the transparent plate 7 on light ray injection, an observation area (not shown in the figure) may be disposed on the transparent iron spectrum substrate 5, the observation area is located at the center of the transparent iron spectrum substrate 5 and directly above the transparent plate 7, and the filtering through hole is disposed at a position on the transparent iron spectrum substrate 5 outside the observation area, so that when the small-particle-size wear particles and oil dirt drop from the observation area to the upper part of the filtering through hole, the small-particle-size wear particles specifically drop outside the transparent plate 7, and the large-particle-size wear particles remain on the transparent iron spectrum substrate 5.

The top of the rotary magnetic head 4 is provided with a magnet ring 6, the magnet ring 6 is positioned at the outer side of the light hole 9, and the magnet ring 6 can not only uniformly adsorb abrasion particles with large particle size, but also adsorb abrasion particles with small particle size filtered from the filtering through hole, so that the abrasion particles with small particle size can fall down in time;

of course, in this embodiment, alcohol may be smeared on the bottom surface of the transparent iron spectrum substrate 5 to reduce oil residue, and further ensure the viewing field.

Working principle: when the device is used, the transparent iron spectrum substrate 5 is clamped on the substrate supporting rod 8, the lubricant to be detected is dripped on the transparent iron spectrum substrate 5, the transparent iron spectrum substrate 5 is driven to rotate by the rotary magnetic head 4 through the substrate supporting rod 8, small-particle-size abrasion particles and oil dirt are scattered in a radial mode, then drip through the filtering through holes, then the large-particle-size abrasion particles remained on the transparent iron spectrum substrate 5 are observed through the microscope 1, and information of the large-particle-size abrasion particles is recorded.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (8)

1. The utility model provides a ferrograph detector, includes ferrograph detection device (2), ferrograph detection device (2) are including rotary magnetic head (4), its characterized in that, be provided with substrate vaulting pole (8) on the lateral wall of rotary magnetic head (4), a plurality of substrate vaulting pole (8) are evenly arranged along the circumferencial direction of rotary magnetic head (4), a plurality of it has transparent ferrograph substrate (5) to press from both sides between substrate vaulting pole (8), transparent ferrograph substrate (5) are located the top of rotary magnetic head (4), be provided with the interval between transparent ferrograph substrate (5) and the rotary magnetic head (4), filter through-hole has been seted up on transparent ferrograph substrate (5).

2. The ferrograph detector according to claim 1, wherein the substrate supporting rod (8) is an elastic member, an upper limiting block (10) is arranged on the inner side of the top of the substrate supporting rod (8), a lower limiting block (11) is arranged below the upper limiting block (10), and the transparent ferrograph substrate (5) is clamped between the upper limiting block (10) and the lower limiting block (11).

3. A ferrographic detector as claimed in claim 2, wherein the substrate support (8) is a non-metallic member.

4. The ferrograph detector according to claim 2, wherein the inner sides of the upper limit block (10) and the lower limit block (11) are cambered structures, and the curvature of the cambered structure of the upper limit block (10) is smaller than that of the cambered structure of the lower limit block (11).

5. The ferrograph detector according to claim 4, wherein the top of the lower limiting block (11) is a planar structure, and the planar structure is attached to the bottom surface of the transparent ferrograph substrate (5).

6. The ferrograph detector according to claim 1, further comprising a microscope (1), wherein the microscope (1) comprises an objective table (3), a light-passing hole is formed in the objective table (3), the ferrograph detection device (2) is installed on the objective table (3), a light hole (9) is formed in the center of the rotary magnetic head (4) in a penetrating mode, and the light hole (9) corresponds to the light-passing hole.

7. A ferrograph detector as claimed in claim 6, wherein the top of the light aperture (9) is provided with a light-transmitting plate (7).

8. A ferrograph detector according to claim 6, characterized in that the top of the rotating head (4) is provided with a magnet ring (6), the magnet ring (6) being located outside the light ray hole (9).