CN214591042U

CN214591042U - Mechanical vibration acquisition device for electromechanical equipment

Info

Publication number: CN214591042U
Application number: CN202121232159.8U
Authority: CN
Inventors: 赵占勇
Original assignee: Handan College
Current assignee: Handan College
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2021-11-02
Anticipated expiration: 2031-06-05

Abstract

The utility model discloses a mechanical vibration collection system for electromechanical device belongs to the mechanical vibration field of gathering, including base, polygon post, lower magnetic ring, go up magnetic ring, middle magnetic ring, maximum amplitude record structure, the polygon post is vertical fixed mounting in base upper surface middle part, lower magnetic ring fixed mounting is on the base upper surface and overlaps outside the polygon post, go up magnetic ring fixed mounting in polygon post upper end, middle magnetic ring slip suit is outside the polygon post and is located between last magnetic ring and the lower magnetic ring, maximum amplitude record structure locates polygon post lower part and is located between middle magnetic ring and the lower magnetic ring; the magnetic polarity of the lower end of the upper magnetic ring is the same as that of the upper end of the middle magnetic ring, and the magnetic polarity of the lower end of the middle magnetic ring is the same as that of the upper end of the lower magnetic ring. The maximum vibration amplitude of the electromechanical equipment is collected, and the vibration intensity of the electromechanical equipment is convenient to judge.

Description

Mechanical vibration acquisition device for electromechanical equipment

Technical Field

The utility model relates to a mechanical vibration gathers the field, especially a mechanical vibration collection system for electromechanical device.

Background

The electromechanical device usually generates vibration when in operation, the small-amplitude vibration of the electromechanical device usually has little influence on the electromechanical device, but when a fastening mechanism or a mechanical structure of the electromechanical device is damaged or is about to be damaged, for example, a bearing of the motor is damaged, a fixing seat for fixing the motor is damaged, or a structure on a wheel structure is damaged to cause uneven weight distribution, the electromechanical device usually generates large-amplitude vibration.

Disclosure of Invention

The utility model aims at solving the problem that proposes in the background art, designed a mechanical vibration collection system for electromechanical device.

The technical solution of the present invention is to provide a mechanical vibration collecting device for electromechanical device, which includes a base, a polygonal column, a lower magnetic ring, an upper magnetic ring, a middle magnetic ring, and a maximum amplitude recording structure, wherein the polygonal column is vertically and fixedly mounted in the middle of the upper surface of the base, the lower magnetic ring is fixedly mounted on the upper surface of the base and sleeved outside the polygonal column, the upper magnetic ring is fixedly mounted at the upper end of the polygonal column, the middle magnetic ring is slidably sleeved outside the polygonal column and positioned between the upper magnetic ring and the lower magnetic ring, and the maximum amplitude recording structure is disposed at the lower portion of the polygonal column and positioned between the middle magnetic ring and the lower magnetic ring;

the magnetic polarity of the lower end of the upper magnetic ring is the same as that of the upper end of the middle magnetic ring, and the magnetic polarity of the lower end of the middle magnetic ring is the same as that of the upper end of the lower magnetic ring.

Furthermore, the maximum amplitude recording structure comprises racks, a recording plate, mounting pipes, a sliding rod, a spring and a displacement sensor, wherein the two racks are fixedly mounted on two sides of the polygonal column respectively, the recording plate is sleeved on the polygonal column in a sliding mode, grooves for accommodating the racks to pass through are formed in the inner side of the recording plate, the two mounting pipes are fixedly mounted on two sides of the lower surface of the recording plate respectively, the sliding rod is inserted into the mounting pipes in a sliding mode, the spring is sleeved outside the sliding rod, the inner end of the spring is connected with the mounting pipes, the outer end of the spring is connected with the outer end of the sliding rod, and the displacement sensor is fixedly mounted on the lower magnetic ring, and the induction end of the displacement sensor is connected with the lower end of the mounting pipes.

Furthermore, the sliding rod is of a polygonal rod-shaped structure, and the inner wall of the mounting pipe is of a polygonal structure corresponding to the number of the edges of the sliding rod.

Furthermore, the polygonal column is of a rectangular columnar structure, and a groove corresponding to the rack is formed in the inner wall of the middle magnetic ring.

Furthermore, the base is provided with fixing bolts, and the four fixing bolts are respectively inserted into four corners of the base in a sliding manner.

Has the advantages that:

the device is arranged on the vibration generating part of the electromechanical equipment by utilizing the base through the structural design, when the electromechanical equipment vibrates, the electromechanical equipment drives the base to vibrate, so that the base drives the polygonal column, the upper magnetic ring and the lower magnetic ring to vibrate together, under the action of inertia, the original balanced state of the middle magnetic ring under the magnetic force of the upper magnetic ring and the lower magnetic ring is broken, the middle magnetic ring vibrates relative to the lower magnetic ring, the maximum amplitude recording structure is pushed to move downwards when the middle magnetic ring vibrates, the maximum amplitude recording structure keeps the position when not being impacted by the middle magnetic ring, the maximum vibration amplitude of the electromechanical equipment can be collected, the intensity of vibration of the electromechanical equipment can be conveniently judged, the degree of vibration amplitude of the electromechanical equipment can be conveniently judged, and the fault monitoring of the electromechanical equipment has extremely strong auxiliary effect, and the device has a relatively simple structure and is suitable for popularization.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical vibration acquisition device for an electromechanical device according to the present invention;

FIG. 2 is an enlarged schematic view of the part A shown in FIG. 1 according to the present invention;

fig. 3 is a schematic top view of the middle magnetic ring of the present invention.

In the figure, 1, a base; 2. a polygonal column; 3. a lower magnetic ring; 4. an upper magnetic ring; 5. a middle magnetic ring; 6. a rack; 7. a recording plate; 8. installing a pipe; 9. a slide bar; 10. a spring; 11. a displacement sensor; 12. and (5) fixing the bolt.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper/lower end", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed/sleeved," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the device comprises a base 1, a polygonal column 2, a lower magnetic ring 3, an upper magnetic ring 4, a middle magnetic ring 5 and a maximum amplitude recording structure, wherein the polygonal column 2 is vertically and fixedly arranged in the middle of the upper surface of the base 1, the lower magnetic ring 3 is fixedly arranged on the upper surface of the base 1 and sleeved outside the polygonal column 2, the upper magnetic ring 4 is fixedly arranged at the upper end of the polygonal column 2, the middle magnetic ring 5 is sleeved outside the polygonal column 2 in a sliding mode and located between the upper magnetic ring 4 and the lower magnetic ring 3, and the maximum amplitude recording structure is arranged at the lower portion of the polygonal column 2 and located between the middle magnetic ring 5 and the lower magnetic ring 3; the magnetic polarity of the lower end of the upper magnetic ring 4 is the same as that of the upper end of the middle magnetic ring 5, and the magnetic polarity of the lower end of the middle magnetic ring 5 is the same as that of the upper end of the lower magnetic ring 3.

In the utility model, the maximum amplitude recording structure comprises a rack 6, a recording plate 7, an installation tube 8, a sliding rod 9, a spring 10 and a displacement sensor 11, wherein two racks 6 are respectively and fixedly installed at two sides of a polygonal column 2, the recording plate 7 is slidably sleeved on the polygonal column 2 and is provided with a groove for the rack 6 to pass through at the inner side, two installation tubes 8 are respectively and fixedly installed at two sides of the lower surface of the recording plate 7, the sliding rod 9 is slidably inserted in the installation tube 8, the spring 10 is sleeved outside the sliding rod 9 and is connected with the installation tube 8 at the inner end and is connected with the outer end of the sliding rod 9, the displacement sensor 11 is fixedly installed on a lower magnetic ring 3 and is connected with the lower end of the installation tube 8 at the induction end, when the recording plate 7 is collided by a middle magnetic ring 5, the position of the recording plate 7 is reduced, and the inner end of the sliding rod 9 on the installation tube 8 is inserted into a gap of a dentate structure of the rack 6 under the action of the spring 10, further preventing the recording plate 7 from going down continuously, then collecting the displacement signal of the recording plate 7 through the displacement sensor 11, and analyzing the displacement signal of the displacement sensor 11 through an external upper computer, so as to collect the vibration amplitude of the middle magnetic ring 5, wherein the vibration amplitude of the middle magnetic ring 5 and the vibration service of the electromechanical equipment are in positive correlation, so that the vibration amplitude of the electromechanical equipment is indirectly judged; when electromechanical device vibration range was too big, the staff alright overhaul electromechanical device, overhauld the completion back, and the staff is manual to reset recording plate 7 and can begin the working process next time, and wherein, displacement sensor 11 optional pull rod displacement sensor.

The utility model discloses in, slide bar 9 is polygon rod-shaped structure, and 8 inner walls of installation pipe are the polygon structure who corresponds with the 9 limits of slide bar, and then slide bar 9 can not take place to deflect at the slidable simultaneously.

The utility model discloses in, polygon post 2 is the rectangle columnar structure, and it has the groove that corresponds with rack 6 position to open on the 5 inner walls of middle magnetic ring, and polygon post 2 is convenient for to middle magnetic ring 5 direction, and the groove on middle magnetic ring 5 can not disturbed by rack 6 when being convenient for middle magnetic ring descends.

The utility model discloses in, be equipped with fixing bolt 12 on the base 1, four fixing bolt 12 slide the cartridge respectively in the 1 four corners of base, can fix base 1 on electromechanical device through fixing bolt 12.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, and specific connection and control sequences.

In this embodiment:

example (b): when the vibration detection device works, firstly, the vibration detection device is arranged on a vibration generation part of electromechanical equipment through a base 1, when the electromechanical equipment vibrates, the electromechanical equipment drives the base 1 to vibrate, then the base 1 drives a polygonal column 2, an upper magnetic ring 4 and a lower magnetic ring 3 to vibrate together, under the action of inertia, the balance state of an intermediate magnetic ring 5 originally subjected to the magnetic forces of the upper magnetic ring 4 and the lower magnetic ring 3 is broken, then the intermediate magnetic ring 5 vibrates relative to the lower magnetic ring 3, the maximum amplitude recording structure is pushed to move downwards when the intermediate magnetic ring 5 vibrates, and as a recording plate 7 of the maximum amplitude recording structure keeps a position when not being impacted by the intermediate magnetic ring 5, the maximum vibration amplitude of the electromechanical equipment can be collected, the intensity of vibration of the electromechanical equipment can be conveniently judged, further, when the displacement sensor 11 monitors that the displacement reaches a set value, and an alarm circuit such as a warning lamp or an alarm is switched on to give an alarm, so that the electromechanical equipment can be conveniently and timely turned off and maintained by workers.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mechanical vibration acquisition device for electromechanical equipment comprises a base (1), a polygonal column (2), a lower magnetic ring (3), an upper magnetic ring (4), a middle magnetic ring (5) and a maximum amplitude recording structure, and is characterized in that the polygonal column (2) is vertically and fixedly arranged in the middle of the upper surface of the base (1), the lower magnetic ring (3) is fixedly arranged on the upper surface of the base (1) and sleeved outside the polygonal column (2), the upper magnetic ring (4) is fixedly arranged at the upper end of the polygonal column (2), the middle magnetic ring (5) is sleeved outside the polygonal column (2) in a sliding mode and located between the upper magnetic ring (4) and the lower magnetic ring (3), and the maximum amplitude recording structure is arranged at the lower portion of the polygonal column (2) and located between the middle magnetic ring (5) and the lower magnetic ring (3);

the magnetic polarity of the lower end of the upper magnetic ring (4) is the same as that of the upper end of the middle magnetic ring (5), and the magnetic polarity of the lower end of the middle magnetic ring (5) is the same as that of the upper end of the lower magnetic ring (3).

2. The mechanical vibration pickup apparatus for an electromechanical device according to claim 1, the maximum amplitude recording structure comprises racks (6), a recording plate (7), a mounting pipe (8), a sliding rod (9), a spring (10) and a displacement sensor (11), wherein the two racks (6) are respectively and fixedly mounted on two sides of the polygonal column (2), the recording plate (7) is sleeved on the polygonal column (2) in a sliding manner, a groove for accommodating the rack (6) to pass through is formed in the inner side of the recording plate, the two mounting pipes (8) are fixedly mounted on two sides of the lower surface of the recording plate (7) respectively, the sliding rod (9) is inserted into the mounting tube (8) in a sliding manner, the spring (10) is sleeved outside the sliding rod (9), the inner end of the spring is connected with the mounting tube (8), the outer end of the spring is connected with the outer end of the sliding rod (9), the displacement sensor (11) is fixedly arranged on the lower magnetic ring (3) and the induction end of the displacement sensor is connected with the lower end of the mounting pipe (8).

3. The mechanical vibration pickup apparatus for electromechanical devices as claimed in claim 2, wherein said sliding rod (9) has a polygonal rod-like structure, and the inner wall of said mounting tube (8) has a polygonal structure corresponding to the number of sides of the sliding rod (9).

4. The mechanical vibration collection device for electromechanical devices as claimed in claim 1 or 2, wherein said polygonal column (2) is a rectangular column structure, and the inner wall of said middle magnetic ring (5) is provided with a slot corresponding to the position of the rack (6).

5. The mechanical vibration collection device for electromechanical equipment according to claim 1, wherein the base (1) is provided with fixing bolts (12), and four fixing bolts (12) are respectively inserted into four corners of the base (1) in a sliding manner.