CN211927079U

CN211927079U - Coal mine electromechanical operation vibration monitoring equipment

Info

Publication number: CN211927079U
Application number: CN202020385023.XU
Authority: CN
Inventors: 赵广社; 刘旭; 王增军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-13
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a coal mine electromechanical operation vibration monitoring device, which comprises a side plate, a writing needle, an amplifying mechanism, a second chute, a bottom plate, a pillar and a shock-absorbing spring, wherein the side plate is vertically arranged, the second chute is symmetrically arranged on two sides of the bottom of the side plate, the side plate is in sliding connection with the second chute, the bottom plate is arranged at the bottom of the second chute, the bottom plate is fixedly connected with the second chute, four pillars are symmetrically arranged at the bottom of the bottom plate, and the bottom of each pillar is in sliding connection with a bottom foot, people can observe the vibration condition more intuitively.

Description

Coal mine electromechanical operation vibration monitoring equipment

Technical Field

The utility model relates to a colliery safety equipment technical field specifically is a colliery electromechanical operation vibration monitoring facilities.

Background

The coal mine machine can generate vibration during operation, the fault analysis methods of the machine are many, most of the methods are based on vibration and noise analysis, for the machine, when the machine works stably, the vibration has a typical grade value, other vibration parameters such as a vibration frequency spectrum also have certain characteristics, when the machine works in a fault, the vibration of a machine part can change along with the machine part, although monitoring equipment in the prior art can detect the operation condition of the machine through the vibration, processing equipment is also easily influenced by the vibration, the detection result is influenced, and the service life of the processing equipment is also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery electromechanical operation vibration monitoring facilities to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a colliery electromechanical operation vibration monitoring facilities, includes the curb plate, writes needle, mechanism of amplification, second spout, bottom plate, pillar and shock-absorbing spring, the curb plate is vertical arranges, curb plate bottom bilateral symmetry arranges the second spout, sliding connection between curb plate and the second spout, the bottom plate has been arranged to second spout bottom, fixed connection between bottom plate and the second spout, bottom plate bottom symmetric arrangement has four pillars, pillar bottom sliding connection has the footing, bottom plate bottom central point puts and has arranged first spout, fixed connection between first spout and the bottom plate, sliding connection has the monitoring pole in the bottom plate, monitoring pole bottom fixedly connected with contact plate.

As a further aspect of the present invention: the amplifying mechanism comprises a monitoring rod, a first amplifying rod, a second amplifying rod and a third amplifying rod, the first amplifying rod is hinged to the monitoring rod, the first amplifying rod is hinged to the second amplifying rod, the second amplifying rod is hinged to the third amplifying rod, the writing needle is hinged to the third amplifying rod, meanwhile, the first amplifying rod is connected with the second amplifying rod through a gear, and the second amplifying rod is connected with the third amplifying rod through a gear.

As a further aspect of the present invention: and a shock-absorbing spring is arranged between the pillar and the foot, and the shock-absorbing spring is fixedly connected with the pillar and the foot.

As a further aspect of the present invention: and a damping spring is arranged between the second sliding groove and the side plate.

As a further aspect of the present invention: the side plates are detachably connected with limit strips, and the limit strips are matched with the paper tapes.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an arrange in shock absorber spring between pillar and the footing and arrange in damping spring between curb plate and the second spout reduces ground vibrations and the influence that brings for the monitoring, uses simultaneously the mechanism of enlargiing comes the vibrations that enlarge ore deposit machine during operation and produce, and through write the needle and come it to reflect on the paper tape for people can be more audio-visual the condition of observing vibrations.

Drawings

FIG. 1 is a front view of a coal mine electromechanical operation vibration monitoring device.

Fig. 2 is a schematic structural diagram of an amplifying mechanism in the coal mine electromechanical operation vibration monitoring equipment.

In the figure: 11. a side plate; 12. a limiting strip; 13. a paper strap; 14. a writing needle; 15. an amplifying mechanism; 16. a damping spring; 17. a base plate; 18. a pillar; 19. a shock absorbing spring; 20. footing; 21. a first chute; 22. a second chute; 23. a monitoring lever; 24. a contact plate; 25. a first amplification lever; 26. a second amplification bar; 27. and a third amplification bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the term "center". The directional or positional relationships "length," "width," "height," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "side," and the like are indicative of the directional or positional relationships illustrated in fig. 1, merely to facilitate description and to simplify description, and are not indicative or implied that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

Example 1

Referring to fig. 1-2, a vibration monitoring device for electromechanical operation of coal mine comprises a side plate 11, a writing needle 14, an amplifying mechanism 15, a second chute 22, a bottom plate 17, a pillar 18 and a shock absorbing spring 19, the side plate 11 is vertically arranged, the two sides of the bottom of the side plate 11 are symmetrically provided with a second sliding chute 22, the side plate 11 is connected with the second sliding chute 22 in a sliding way, the bottom of the second sliding chute 22 is provided with a bottom plate 17, the bottom plate 17 is fixedly connected with the second sliding chute 22, four pillars 18 are symmetrically arranged at the bottom of the bottom plate 17, a foot 20 is slidably connected to the bottom of the pillar 18, a first sliding groove 21 is arranged at the center of the bottom plate 17, the first sliding groove 21 is fixedly connected with the bottom plate 17, a monitoring rod 23 is connected in the bottom plate 17 in a sliding manner, a contact plate 24 is fixedly connected at the bottom of the monitoring rod 23, so that vibrations of the mining machine can be picked up by the contact plate 24 and transmitted by the monitoring rod 23 to the amplification mechanism 15.

As a further aspect of this embodiment: the amplification mechanism 15 includes a monitor lever 23, a first amplification lever 25, a second amplification lever 26 and a third amplification lever 27, the first amplification rod 25 is hinged with the monitoring rod 23, the first amplification rod 25 is hinged with the second amplification rod 26, the second amplification rod 26 is hinged with the third amplification rod 27, the writing needle 14 is hinged with the third amplification rod 27, meanwhile, the first amplification rod 25 is connected with the second amplification rod 26 through a gear, so that the horizontal line always bisects the included angle formed by the first amplification rod 25 and the second amplification rod 26 of the fox searching, the second amplification rod 26 is connected with the third amplification rod 27 through a gear, while the horizontal line always bisects the angle formed by the second amplification bar 26 and the first amplification bar 25, the smiling vibration transmitted from the monitor lever 23 is amplified to a large vibration signal and is expressed on the paper tape 13 by the writing needle 14.

Example 2

The embodiment is further defined and improved on the basis of the embodiment 1, and the vibration monitoring device for the electromechanical operation of the coal mine comprises all the technical characteristics of the embodiment 1, and in addition,

as a further aspect of this embodiment: in order to reduce the influence of ground vibration on the monitoring effect of the embodiment, a shock absorbing spring 19 is arranged between the column 18 and the foot 20, and the shock absorbing spring 19 is fixedly connected with the column 18 and the foot 20.

As a further aspect of this embodiment: a damper spring 16 is disposed between the second slide groove 22 and the side plate 11.

As a further aspect of this embodiment: in order to limit the movement of the paper strap 13 on the side plate 11, a limit strip 12 is detachably connected to the side plate 11, and the limit strip 12 is matched with the paper strap 13.

The utility model discloses a theory of operation is:

the utility model discloses an arrange in shock absorber spring 19 between pillar 18 and footing 20 and arrange in damping spring 16 between curb plate 11 and the second spout 22 reduces ground vibrations and the influence that brings for the monitoring, uses simultaneously the vibrations that the ore deposit machine during operation produced are amplified to mechanism 15 of amplifying, and pass through write needle 14 with its reflection on paper tape 13 for people can be more audio-visual the condition of observing vibrations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a colliery electromechanical operation vibration monitoring facilities, includes curb plate (11), writes needle (14), mechanism of amplification (15), second spout (22), bottom plate (17), pillar (18) and suspension spring (19), its characterized in that, curb plate (11) vertical layout, curb plate (11) bottom bilateral symmetry arranges second spout (22), sliding connection between curb plate (11) and second spout (22), bottom plate (17) has been arranged to second spout (22) bottom, fixed connection between bottom plate (17) and second spout (22), four pillar (18) have been arranged to bottom plate (17) bottom symmetry, pillar (18) bottom sliding connection has footing (20), bottom plate (17) bottom central point puts and arranges first spout (21), fixed connection between first spout (21) and bottom plate (17), the monitoring device is characterized in that a monitoring rod (23) is connected in the bottom plate (17) in a sliding mode, and a contact plate (24) is fixedly connected to the bottom of the monitoring rod (23).

2. The coal mine machine electrical operation vibration monitoring device according to claim 1, characterized in that the amplification mechanism (15) comprises a monitoring rod (23), a first amplification rod (25), a second amplification rod (26) and a third amplification rod (27), the first amplification rod (25) is hinged to the monitoring rod (23), the first amplification rod (25) is hinged to the second amplification rod (26), the second amplification rod (26) is hinged to the third amplification rod (27), the writing needle (14) is hinged to the third amplification rod (27), meanwhile, the first amplification rod (25) is connected to the second amplification rod (26) through a gear, and the second amplification rod (26) is connected to the third amplification rod (27) through a gear.

3. The coal mine electromechanical operation vibration monitoring device according to claim 1 or 2, characterized in that a shock absorbing spring (19) is arranged between the pillar (18) and the foot (20), and the shock absorbing spring (19) is fixedly connected with the pillar (18) and the foot (20).

4. The coal mine electromechanical operation vibration monitoring device according to claim 3, characterized in that a damping spring (16) is arranged between the second chute (22) and the side plate (11).

5. The coal mine electromechanical operation vibration monitoring device according to claim 4, characterized in that a limiting strip (12) is detachably connected to the side plate (11), and the limiting strip (12) is matched with the paper tape (13).