Abnormal vibration detection device for bearing in cone box

Abstract

The invention discloses a device for detecting abnormal vibration of a bearing in a cone box, which relates to the field of mechanical equipment detection and comprises a vibration detection device body, a display screen is fixedly mounted on the surface of the vibration detection device body, operation keys are mounted at the bottom of the display screen, and a handle is fixedly arranged at the bottom of the vibration detection device body. A bearing vibration detection probe and an installation mechanism thereof are installed on the back face of the vibration detection device body, a hidden groove is formed in the upper portion of the back face of the vibration detection device body, a cover plate is installed at the top of the hidden groove in a threaded connection mode, and a probe tube is movably arranged in the hidden groove. According to the abnormal vibration detection device for the bearing in the cone box, the probe tube is accommodated in the hidden groove, so that no space is occupied; the probe tube is stored inside when not used, so that collision and friction with other objects in the carrying and storage process can be avoided, the possibility of bending, deformation or damage of the probe tube is reduced, and the performance of the probe tube is not affected.

Description

Technical Field

[0001] The invention relates to the field of mechanical equipment detection, and in particular to a device for detecting abnormal vibration of a bearing in a cone box. Background Art

[0002] Abnormal vibration detection of bearings in cone boxes usually requires the use of equipment: bearing fault detector and bearing mechanical fault stethoscope: Taking the bearing mechanical fault stethoscope as an example, its working principle is as follows: a probe is set at the end of the stethoscope. The probe is usually a metal or plastic component with high sensitivity. When it contacts the surface of the mechanical equipment being tested, the mechanical vibration generated during the operation of the equipment will cause the vibration of the probe; these vibrations are generated by various mechanical movements and interactions inside the equipment, such as the rotation of the bearing, the meshing of the gears, the reciprocating motion of the piston, etc. Different motion states and fault conditions will produce vibrations with different characteristics; Regarding the patent of the stethoscope for mechanical failure of bearings, after searching, the publication number CN209589437U discloses a stethoscope for mechanical failure, which includes: wearing the left earphone and the right earphone on the left and right ears respectively, turning on the switch button on the probe, and auscultating by pressing the front end of the probe on the probe against the mechanical failure part; Although the above-mentioned device can perform vibration detection on the bearing of the equipment to check whether there is any abnormality, in actual use, if the detection equipment is placed randomly after use, the probe tip may be accidentally squeezed or acted upon by external force, and the probe tube may be bent; especially some probe tubes made of brittle materials or with poor flexibility, once bent, may cause damage to the internal structure, resulting in poor sound transmission, thereby reducing the performance of the stethoscope. Summary of the invention

[0003] The object of the present invention is to provide a device for detecting abnormal vibration of a bearing in a cone box to solve the defects mentioned in the above background technology.

[0004] In order to achieve the above-mentioned purpose, a device for detecting abnormal vibration of a bearing in a cone box is provided, comprising a vibration detection device body, a display screen is fixedly installed on the surface of the vibration detection device body, operation buttons are installed at the bottom of the display screen, a handle is fixedly installed at the bottom of the vibration detection device body, a bearing vibration detection probe and its mounting mechanism are installed on the back of the vibration detection device body, a hidden groove is opened on the upper back of the vibration detection device body, a cover plate is screwed on the top of the hidden groove, a probe tube is movably arranged inside the hidden groove, an inner probe is inserted inside the probe tube, and an adaptive docking detection head is fixedly installed on the end of the inner probe away from the probe tube.

[0005] Furthermore, the body of the vibration detection device is in a "T" shape as a whole, and the handle at the bottom of the body of the vibration detection device is in a rectangular shape.

[0006] Furthermore, the bearing vibration detection probe and its installation mechanism include a cover plate, a hidden groove, a driving gear, a transmission gear, a drive seat, a probe tube, a reciprocating screw, an end seat, a rectangular seat and an adaptive docking detection head. The drive seat is fixedly installed at the bottom of the probe tube, the drive seat is movably arranged inside the hidden groove, and the driving gear and the transmission gear are respectively installed at the front of the rectangular seat.

[0007] Furthermore, a driving block is fixedly installed at one end of the driving seat, and a guide block is fixedly installed at the other end of the driving seat. A guide column is inserted into the guide block, and the end of the guide column is fixedly connected to the inner wall of the end seat, and the end seat is installed at the end of the hidden groove.

[0008] Furthermore, a reciprocating screw is installed inside the driving block, the reciprocating screw is movably arranged inside the hidden groove, and the reciprocating screw is arranged parallel to the guide column; a transmission gear is fixedly installed at the end of the reciprocating screw.

[0009] Furthermore, a driving gear is installed on one side of the transmission gear, the sizes of the driving gear and the transmission gear are matched, the driving gear and the transmission gear are meshingly connected, a driving motor is provided on one side of the rotating shaft of the driving gear, the output shaft of the driving motor is fixedly connected to the rotating shaft of the driving gear, and the bottom of the driving motor is installed inside the hidden groove through the base.

[0010] Furthermore, the probe tube is a transverse motion structure inside the hidden groove, six groups of locking grooves are evenly opened on the circumferential outer wall of the probe tube, a receiving groove is opened on one side of the locking groove, and a locking block is fixedly provided on the outer side of the end of the inner probe, and the locking block is adapted to the size of the locking groove.

[0011] Furthermore, the inner probe is movably inserted into the interior of the accommodating groove through a locking block at the end, the locking block is clamped in the interior of the locking groove, and the axial section of the inner probe and the probe tube is a concentric circle structure.

[0012] Furthermore, the adaptive docking detection head includes a mounting seat, a mounting plate, a connecting seat, a connecting frame, a first detection plate, a second detection plate and a magnet; the bottom of the mounting seat is fixedly connected to the top of the inner probe, and the mounting plate is screwed onto the surface of the mounting seat; the mounting plate is rectangular, and connecting seats are fixedly connected to both sides of the surface of the mounting plate.

[0013] Furthermore, the connecting seat is movably connected to the connecting frame through a pin shaft, a first detection piece is fixedly connected to the top of the connecting frame, and a second detection piece is installed on one side of the first detection piece; the surface of the first detection piece of the second detection piece is provided with a positioning groove, and the surface of the first detection piece of the second detection piece is covered with a magnet, a positioning seat is fixedly installed at the bottom of the magnet, the positioning seat is inserted into the inside of the positioning groove and fixed by bolts; the cross-section of the positioning seat and the positioning groove are both dovetail-shaped.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention stores the probe tube inside the hidden groove without taking up space. When the probe tube is not in use, it is stored inside to avoid collision and friction with other objects during transportation and storage, thereby reducing the possibility of bending, deformation or damage of the probe tube, ensuring that its performance is not affected. After storage, the stethoscope is more compact and regular in shape, which is convenient for putting into tool bags, work clothes pockets, etc. When the stethoscope needs to be carried to different locations for testing, it will not be inconvenienced by the presence of the probe tube, thereby improving the convenience of carrying; 2. When the adaptive docking detection head of the present invention is used, its extended length can be adjusted by the depth of the inner probe inserted into the probe tube, and fixed by multiple sets of locking grooves and locking blocks. The internal structure complexity of different mechanical equipment varies, and some fault points may be located deep in the equipment; the adjustable length probe can be extended according to the actual situation and penetrate into the narrow and hidden parts inside the equipment, such as the inside of the engine, the winding of a large transformer, etc., so that the detection personnel can get closer to the fault source and obtain more accurate sound information, thereby accurately locating the fault location; 3. When the first detection piece and the second detection piece are in a horizontal state, the present invention can attach the cone box with a flat surface to perform bearing vibration detection; when the first detection piece and the second detection piece are in a V-shaped state, the present invention can attach the cone box with an arc-shaped surface to perform bearing vibration detection; and it is adaptable to cone boxes with different external shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the invention and, together with the description, further serve to explain the principles of the invention and to enable those skilled in the relevant art to make and use the invention.

[0016] Figure 1 It is a front view schematic diagram of the structure of the present invention; Figure 2 It is a rear view of the structure of the present invention; Figure 3 A top view of the structure of the present invention; Figure 4 This is a schematic diagram of the structure of the bearing vibration detection probe and its installation mechanism of the present invention; Figure 5 This is a schematic diagram of the internal installation structure of the hidden slot of the present invention; Figure 6 This is a schematic diagram of the structure of the probe tube of the present invention; Figure 7 It is a rear view of the probe tube of the structure of the present invention; Figure 8 This is a schematic diagram of the structure of the adaptive docking detection head of the present invention; Fig. 9 It is a side view of the structural adaptive docking detection head of the present invention.

[0017] [Reference Signs] 1. Vibration detection device body; 2. Display screen; 3. Operation button; 4. Handle; 5. Bearing vibration detection probe and its installation mechanism; 50. Cover plate; 51. Hidden slot; 52. Active gear; 521. Drive motor; 53. Transmission gear; 54. Drive seat; 541. Drive block; 542. Guide block; 5421. Guide column; 55. Probe tube; 551. Receiving slot; 552. Locking slot; 553. Locking block; 554. Inner probe; 56. Reciprocating screw; 57. End seat; 58. Rectangular seat; 59. Adaptive docking detection head; 591. Mounting seat; 592. Mounting sheet; 593. Connecting seat; 594. Connecting frame; 595. First detection sheet; 596. Second detection sheet; 597. Magnet. DETAILED DESCRIPTION

[0018] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the present invention.

[0019] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0020] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0021] It will be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.

[0022] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0023] Specific implementation method 1: Please refer to Figure 1-Figure 4 The present invention provides a technical solution: a device for detecting abnormal vibration of a bearing in a cone box, comprising a vibration detection device body 1, a display screen 2 is fixedly installed on the surface of the vibration detection device body 1, an operation button 3 is installed at the bottom of the display screen 2, a handle 4 is fixedly installed at the bottom of the vibration detection device body 1, a bearing vibration detection probe and its installation mechanism 5 are installed on the back of the vibration detection device body 1, a hidden groove 51 is opened on the upper back of the vibration detection device body 1, a cover plate 50 is screwed on the top of the hidden groove 51, a probe tube 55 is movably arranged inside the hidden groove 51, an inner probe 554 is inserted inside the probe tube 55, and an adaptive docking detection head 59 is fixedly installed on the end of the inner probe 554 away from the probe tube 55.

[0024] like Figure 1 , Figure 2 and Figure 3 As shown, Specific Embodiment 2: This embodiment is a further limitation of Specific Embodiment 1, the vibration detection device body 1 is overall arranged in a "T" shape, and the handle 4 at the bottom of the vibration detection device body 1 is arranged in a rectangular shape.

[0025] like Figure 3 , Figure 4 and Figure 5As shown, specific implementation method three: This implementation method is a further limitation of specific implementation method one. The bearing vibration detection probe and its mounting mechanism 5 include a cover plate 50, a hidden groove 51, a driving gear 52, a transmission gear 53, a drive seat 54, a probe tube 55, a reciprocating screw 56, an end seat 57, a rectangular seat 58 and an adaptive docking detection head 59. The drive seat 54 is fixedly installed at the bottom of the probe tube 55, and the drive seat 54 is movably arranged inside the hidden groove 51. The driving gear 52 and the transmission gear 53 are respectively installed at the front of the rectangular seat 58.

[0026] like Figure 4 and Figure 5 As shown, specific implementation mode four: This implementation mode is a further limitation of specific implementation mode three, a driving block 541 is fixedly installed at one end of the driving seat 54, a guide block 542 is fixedly installed at the other end of the driving seat 54, a guide column 5421 is inserted into the interior of the guide block 542, and the end of the guide column 5421 is fixedly connected to the inner wall of the end seat 57, and the end seat 57 is installed at the end of the hidden groove 51.

[0027] like Figure 5 As shown, specific implementation mode five: This implementation mode is a further limitation of specific implementation mode four, a reciprocating screw 56 is installed inside the driving block 541, the reciprocating screw 56 is movably arranged inside the hidden groove 51, and the reciprocating screw 56 is arranged parallel to the guide column 5421; a transmission gear 53 is fixedly installed at the end of the reciprocating screw 56.

[0028] like Figure 5 As shown, specific implementation example six: This implementation example is a further limitation of specific implementation example five, a driving gear 52 is installed on one side of the transmission gear 53, the driving gear 52 is matched in size with the transmission gear 53, the driving gear 52 is meshed with the transmission gear 53, a driving motor 521 is provided on one side of the rotating shaft of the driving gear 52, the output shaft of the driving motor 521 is fixedly connected to the rotating shaft of the driving gear 52, and the bottom of the driving motor 521 is installed inside the hidden groove 51 through a base.

[0029] like Figure 5 and Figure 6 As shown, specific embodiment seven: This embodiment is a further limitation of specific embodiment three or one, the probe tube 55 is a transverse motion structure inside the hidden groove 51, six groups of locking grooves 552 are evenly opened on the circumferential outer wall of the probe tube 55, a receiving groove 551 is opened on one side of the locking groove 552, and a locking block 553 is fixedly provided on the outer side of the end of the inner probe 554, and the locking block 553 is adapted to the size of the locking groove 552.

[0030] Working principle: During actual use, when it is necessary to detect abnormal vibration of the bearing in the cone box, hold the handle 4, and use the bearing vibration detection probe and its mounting mechanism 5 to detect the bearing vibration. The specific method is: start the external switch of the drive motor 521, and the output shaft of the drive motor 521 drives the active gear 52 to rotate, and the active gear 52 drives the transmission gear 53 meshing with it to rotate, and the transmission gear 53 drives the reciprocating screw 56 to rotate. The reciprocating screw 56 is screwed inside the drive block 541, driving the drive block 541 to move outward, so that the probe tube 55 moves outward, and the probe tube 55 is pulled out from the inside of the hidden groove 51, and through the adaptive pair at its end. The detection head 59 covers the outside of the cone box to detect the bearing vibration inside it; the vibration sound wave detected by the detection head 59 is adaptively connected; the signal is processed by the amplification circuit and the filtering circuit; the amplification circuit enhances the weak electrical signal to improve the signal strength and clarity, which is convenient for subsequent processing and analysis; the filtering circuit filters the amplified signal to filter out the frequency components and noise that are irrelevant to the mechanical fault characteristics, improve the signal quality, and highlight the fault characteristics; usually the microprocessor or special signal processing chip inside the vibration detection device body 1 uses a signal processing algorithm to analyze and calculate the frequency, amplitude, periodicity and other characteristics of the signal, and the result is played in the form of sound through headphones or on a stethoscope with a display function. Visual display; complete the bearing vibration detection work inside the cone box; after completing the cone box vibration detection, restart the external switch of the drive motor 521, so that the probe tube 55 is stored inside the hidden groove 51 without taking up space; the probe tube 55 is stored inside when not in use, which can avoid collision and friction with other objects during transportation and storage, thereby reducing the possibility of bending, deformation or damage of the probe tube, ensuring that its performance is not affected and extending its service life; prevent dust, oil and other pollutants from adhering to the probe tube, keep it clean, and the stethoscope is more compact and regular in shape after storage, which is easy to put into a tool bag, work clothes pocket, etc. When you need to carry the stethoscope to different locations for testing, it will not be affected by the probe tube The inconvenience caused by the existence of the probe tube is improved, and the convenience of carrying is improved; the probe tube will not be hooked on other items during carrying, reducing the risk of the stethoscope falling or being damaged due to accidental hooking, making the carrying process safer and smoother; the storage design makes the stethoscope look more concise and smooth when not in use, without protruding parts, giving people a neat and delicate feeling, and improving the overall quality of the product; when the adaptive docking detection head 59 is in use, its extended length can be adjusted by the depth of the inner probe 554 inserted into the probe tube 55, and fixed by multiple sets of locking grooves 552 and locking blocks 553. The internal structures of different mechanical equipment vary in complexity, and some fault points may be located deep in the equipment;The probe with adjustable length can be extended according to the actual situation and penetrate into the narrow and hidden parts inside the equipment, such as the inside of the engine, the winding of a large transformer, etc., so that the detection personnel can get closer to the fault source and obtain more accurate sound information, so as to accurately locate the fault position; the first detection piece 595 and the second detection piece 596 are respectively provided on the adaptive docking detection head 59, and the covering angle of the first detection piece 595 and the second detection piece 596 can be adjusted, and can be fixed by the magnet 597 fixed thereon, so that the hand can be relieved when holding the vibration detection device body 1, and the probe at its end can be uniformly pressed against the equipment without holding the vibration detection device body 1; when the first detection piece 595 and the second detection piece 596 are in a horizontal state, the bearing vibration detection work can be carried out after the cone box with a flat surface is attached; when the first detection piece 595 and the second detection piece 596 are in a V-shaped state, the bearing vibration detection work can be carried out after the cone box with an arc surface is attached; it is suitable for cone boxes with different external shapes. ;

[0031] like Figure 6 and Figure 7 As shown, specific embodiment eight: This embodiment is a further limitation of specific embodiment seven, the inner probe 554 is movably inserted into the interior of the accommodating groove 551 through the locking block 553 at the end, the locking block 553 is clamped in the interior of the locking groove 552, and the axial section of the inner probe 554 and the probe tube 55 is a concentric circle structure.

[0032] like Figure 7 , Figure 8 and Fig. 9 As shown, specific embodiment nine: This embodiment is a further limitation of specific embodiment one or eight, the adaptive docking detection head 59 includes a mounting seat 591, a mounting plate 592, a connecting seat 593, a connecting frame 594, a first detection plate 595, a second detection plate 596 and a magnet 597, the bottom of the mounting seat 591 is fixedly connected to the top of the inner probe 554, and the mounting plate 592 is screwed on the surface of the mounting seat 591; the mounting plate 592 is rectangular, and the connecting seats 593 are fixedly connected on both sides of the surface of the mounting plate 592.

[0033] like Figure 8 and Fig. 9As shown, specific implementation mode ten: This implementation mode is a further limitation of specific implementation mode nine, the connecting seat 593 is movably connected to the connecting frame 594 through a pin shaft, the top of the connecting frame 594 is fixedly connected with a first detection piece 595, and a second detection piece 596 is installed on one side of the first detection piece 595; the surface of the first detection piece 595 of the second detection piece 596 is provided with a positioning groove, the surface of the first detection piece 595 of the second detection piece 596 is covered with a magnet 597, and a positioning seat is fixedly installed at the bottom of the magnet 597, the positioning seat is inserted into the inside of the positioning groove and fixed by bolts; the cross-section of the positioning seat and the positioning groove are both dovetail-shaped.

[0034] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, but those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0035] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A device for detecting abnormal vibration of a bearing in a cone box, comprising a vibration detection device body (1), characterized in that: A display screen (2) is fixedly mounted on the surface of the vibration detection device body (1), an operation button (3) is mounted at the bottom of the display screen (2), a handle (4) is fixedly mounted at the bottom of the vibration detection device body (1), a bearing vibration detection probe and its mounting mechanism (5) are mounted on the back of the vibration detection device body (1), a hidden groove (51) is opened on the upper back of the vibration detection device body (1), a cover plate (50) is screwed on the top of the hidden groove (51), a probe tube (55) is movably mounted inside the hidden groove (51), an inner probe (554) is inserted inside the probe tube (55), and an adaptive docking detection head (59) is fixedly mounted on the end of the inner probe (554) away from the probe tube (55).

2. The device for detecting abnormal vibration of a cone box inner bearing according to claim 1, characterized in that: The vibration detection device body (1) is arranged in a "T" shape as a whole, and the handle (4) at the bottom of the vibration detection device body (1) is arranged in a rectangular shape.

3. The device for detecting abnormal vibration of a cone box bearing according to claim 1, characterized in that: The bearing vibration detection probe and its mounting mechanism (5) comprise a cover plate (50), a hidden groove (51), a driving gear (52), a transmission gear (53), a drive seat (54), a probe tube (55), a reciprocating screw (56), an end seat (57), a rectangular seat (58) and an adaptive docking detection head (59); the drive seat (54) is fixedly mounted on the bottom of the probe tube (55); the drive seat (54) is movably arranged inside the hidden groove (51); and the driving gear (52) and the transmission gear (53) are respectively mounted on the front of the rectangular seat (58).

4. The device for detecting abnormal vibration of a cone box inner bearing according to claim 3, characterized in that: A driving block (541) is fixedly mounted on one end of the driving seat (54), and a guide block (542) is fixedly mounted on the other end of the driving seat (54). A guide column (5421) is inserted into the interior of the guide block (542), and the end of the guide column (5421) is fixedly connected to the inner wall of the end seat (57), and the end seat (57) is mounted on the end of the hidden groove (51).

5. The device for detecting abnormal vibration of a cone box inner bearing according to claim 4, characterized in that: A reciprocating screw (56) is installed inside the driving block (541). The reciprocating screw (56) is movably arranged inside the hidden groove (51). The reciprocating screw (56) is arranged parallel to the guide column (5421). A transmission gear (53) is fixedly installed at the end of the reciprocating screw (56).

6. The device for detecting abnormal vibration of a cone box inner bearing according to claim 5, characterized in that: A driving gear (52) is mounted on one side of the transmission gear (53); the driving gear (52) and the transmission gear (53) are of compatible sizes; the driving gear (52) and the transmission gear (53) are meshed and connected; a driving motor (521) is disposed on one side of the rotating shaft of the driving gear (52); the output shaft of the driving motor (521) is fixedly connected to the rotating shaft of the driving gear (52); and the bottom of the driving motor (521) is mounted inside the hidden groove (51) through a machine base.

7. A device for detecting abnormal vibration of a cone box inner bearing according to any one of claims 3 or 1, characterized in that: The probe tube (55) is a transverse motion structure inside the hidden groove (51), six groups of locking grooves (552) are evenly arranged on the circumferential outer wall of the probe tube (55), a receiving groove (551) is arranged on one side of the locking groove (552), and a locking block (553) is fixedly arranged on the outer side of the end of the inner probe (554), and the size of the locking block (553) is adapted to the size of the locking groove (552).

8. The device for detecting abnormal vibration of a cone box inner bearing according to claim 7, characterized in that: The inner probe (554) is movably inserted into the interior of the accommodating groove (551) via a locking block (553) at the end, and the locking block (553) is clamped in the interior of the locking groove (552). The axial cross-section of the inner probe (554) and the probe tube (55) is a concentric circle structure.

9. A device for detecting abnormal vibration of a cone box inner bearing according to any one of claims 1 or 8, characterized in that: The adaptive docking detection head (59) comprises a mounting seat (591), a mounting piece (592), a connecting seat (593), a connecting frame (594), a first detection piece (595), a second detection piece (596) and a magnet (597); the bottom of the mounting seat (591) is fixedly connected to the top of the inner probe (554); the mounting piece (592) is screwed onto the surface of the mounting seat (591); the mounting piece (592) is rectangular, and the connecting seats (593) are fixedly connected to both sides of the surface of the mounting piece (592).

10. The device for detecting abnormal vibration of a cone box inner bearing according to claim 9, characterized in that: The connecting seat (593) is movably connected to the connecting frame (594) via a pin shaft; a first detection piece (595) is fixedly connected to the top of the connecting frame (594); a second detection piece (596) is installed on one side of the first detection piece (595); surfaces of the first detection pieces (595) of the second detection pieces (596) are provided with positioning grooves; surfaces of the first detection pieces (595) of the second detection pieces (596) are covered with magnets (597); a positioning seat is fixedly installed at the bottom of the magnet (597); the positioning seat is inserted into the interior of the positioning groove and fixed by bolts; the cross-sections of the positioning seat and the positioning groove are both dovetail-shaped.

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