CN220084164U - Connecting piece frequency vibration monitoring device - Google Patents

Abstract

The utility model discloses a connecting piece frequency vibration monitoring device, which comprises a bracket and a screw rod connected with the lower end of the bracket, wherein threads at two ends of the screw rod are opposite in rotation direction, one end of the screw rod is fixedly connected with a hand wheel, the surface of the screw rod is connected with two sliding plates, the lower end of each sliding plate is fixedly connected with a signal receiver, the upper end of each signal receiver is fixedly connected with four fixing mechanisms, the lower end of each fixing mechanism is rotatably connected with a pressing plate, and one end of each signal receiver is connected with a plurality of detection mechanisms. According to the utility model, the screw structure is added, so that the distance between the detection mechanisms can move in a large range, the applicability to connectors with large size differences is increased, and the distance between each detection mechanism and the surface of the connector can be adjusted by adopting a sliding connection mode between each detection mechanism, so that the applicability to special-shaped connectors is improved.

Description

Connecting piece frequency vibration monitoring device

Technical Field

The utility model relates to the technical field of engineering detection, in particular to a device for monitoring frequency vibration of a connecting piece.

Background

Vibration is a very common research problem in engineering detection, and according to related data, more than 60% of vibration detection methods are adopted to detect the state of equipment and diagnose faults, the precision of the vibration detection equipment needs to be completed through calibration equipment, and the research of vibration calibration instruments is particularly important.

In the existing connecting piece frequency vibration monitoring device on the market, detection can only be carried out on connecting pieces with fixed shapes or sizes, and the vibration monitoring device with different types needs to be replaced on connecting pieces with special-shaped connecting pieces or connecting pieces with large size differences, so that the universality is poor and improvement is needed.

Disclosure of Invention

The utility model aims to solve the problems and provide a device for monitoring the frequency vibration of a connecting piece.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides a connecting piece frequency vibration monitoring devices, includes the support, still includes the screw rod that the support lower extreme is connected, screw rod both ends screw thread revolves to opposite directions, screw rod one end fixedly connected with hand wheel, screw rod surface connection has two slide, slide lower extreme fixedly connected with signal receiver, four fixed establishment of fixedly connected with of signal receiver upper end, fixed establishment lower extreme rotation is connected with the clamp plate, signal receiver one end is connected with several detection mechanism.

Further set up: the support is rotatably connected with the screw rod.

Further set up: the screw rod is in threaded connection with the two sliding plates.

Further set up: the signal receiver is in sliding connection with the detection mechanisms.

Further set up: the fixing mechanism comprises a fixing plate, the upper end of the fixing plate is connected with a stud in a threaded manner, and the upper end of the stud is provided with a hexagonal hole structure.

Further set up: and a connecting piece is arranged below the bracket.

Further set up: the detection mechanism comprises a shell, a resistor disc is fixedly connected inside the shell, a probe is slidably connected inside the shell, and a spring is fixedly connected at one end of the probe.

Compared with the prior art, the utility model has the following beneficial effects:

through increasing the screw rod structure, the distance between the detection mechanisms can move in a large range, the applicability to the connecting pieces with large size differences is increased, and the distance between each detection mechanism and the surface of the connecting piece can be adjusted by adopting a sliding connection mode between each detection mechanism, so that the applicability to the special-shaped connecting piece is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic three-dimensional perspective view of a device for monitoring frequency vibration of a connector according to the present utility model;

FIG. 2 is a schematic diagram of the front view of a device for monitoring the vibration of a connector frequency according to the present utility model;

FIG. 3 is a schematic view of a fixing mechanism of a device for monitoring frequency vibration of a connector according to the present utility model;

fig. 4 is a schematic structural diagram of a detecting mechanism of the device for monitoring frequency vibration of a connecting piece according to the present utility model.

The reference numerals are explained as follows:

1. a bracket; 2. a screw; 3. a hand wheel; 4. a slide plate; 5. a signal receiver; 6. a detection mechanism; 7. a fixing mechanism; 8. a connecting piece; 9. a pressing plate; 10. a fixing plate; 11. a stud; 12. hexagonal holes; 13. a housing; 14. a spring; 15. a probe; 16. and a resistor sheet.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-4, a device for monitoring frequency vibration of a connecting piece comprises a bracket 1, and further comprises a screw rod 2 rotatably connected with the lower end of the bracket 1, threads at two ends of the screw rod 2 are reversely rotated, one end of the screw rod 2 is fixedly connected with a hand wheel 3, two sliding plates 4 are in threaded connection with the surface of the screw rod 2, the hand wheel 3 is rotated to enable the screw rod 2 to rotate so as to drive the two sliding plates 4 to reversely move, a signal receiver 5 is fixedly connected with the lower end of the sliding plates 4, the signal receiver 5 is used for collecting and analyzing electric signals transmitted by the detection mechanisms 6, four fixing mechanisms 7 are fixedly connected with the upper end of the signal receiver 5, a pressing plate 9 is rotatably connected with the lower end of the fixing mechanisms 7, one end of the signal receiver 5 is slidably connected with a plurality of detection mechanisms 6, and a connecting piece 8 is placed below the bracket 1.

In this embodiment: the fixing mechanism 7 comprises a fixing plate 10, a stud 11 is connected to the upper end of the fixing plate 10 in a threaded manner, a hexagonal hole 12 is formed in the upper end of the stud 11, and a hexagonal wrench is inserted into the hexagonal hole 12 to rotate, so that the stud 11 rotates to drive the pressing plate 9 to move downwards, and the pressing plate 9 is pressed to the surface of the detection mechanism 6 to fix the detection mechanism.

In this embodiment: the detection mechanism 6 comprises a shell 13, a resistor 16 is fixedly connected inside the shell 13, a probe 15 is slidably connected inside the shell 13, a spring 14 is fixedly connected at one end of the probe 15, vibration of the connecting piece 8 drives the probe 15 to shake, the elastic force of the spring 14 always presses the probe 15 on the connecting piece 8, the probe 15 slides back and forth on the resistor 16, the resistance in a loop is changed, and signals are transmitted to the signal receiver 5.

The working principle and the use flow of the utility model are as follows: the device is placed above the connecting piece 8, the hand wheel 3 is rotated, the screw rod 2 is rotated, the two sliding plates 4 are driven to move reversely, the detection mechanisms 6 and the connecting piece 8 are adjusted to be at proper distances, each detection mechanism 6 is slid to be in contact with the surface of the connecting piece 8, then a hexagonal wrench is inserted into the hexagonal hole 12 for rotation, the stud 11 is rotated to drive the pressing plate 9 to move downwards, the pressing plate 9 is pressed to the surface of the detection mechanism 6 to fix the detection mechanism, the signal receiver 5 is started, the probe 15 is driven to shake by vibration of the connecting piece 8, the probe 15 is always pressed on the connecting piece 8 by the elastic force of the spring 14, the probe 15 slides back and forth on the resistor 16, and the resistance in the loop is changed to be received and analyzed by the signal receiver 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. A connecting piece frequency vibration monitoring device, its characterized in that: including support (1), still include screw rod (2) that support (1) lower extreme is connected, screw rod (2) both ends screw thread revolves to opposite, screw rod (2) one end fixedly connected with hand wheel (3), screw rod (2) surface connection has two slide (4), slide (4) lower extreme fixedly connected with signal receiver (5), four fixed establishment (7) of signal receiver (5) upper end fixedly connected with, fixed establishment (7) lower extreme rotation is connected with clamp plate (9), signal receiver (5) one end is connected with several detection mechanism (6).

2. The connector frequency vibration monitoring device of claim 1, wherein: the bracket (1) is rotationally connected with the screw (2).

3. The connector frequency vibration monitoring device of claim 1, wherein: the screw rod (2) is in threaded connection with the two sliding plates (4).

4. The connector frequency vibration monitoring device of claim 1, wherein: the signal receiver (5) is in sliding connection with a plurality of detection mechanisms (6).

5. The connector frequency vibration monitoring device of claim 1, wherein: the fixing mechanism (7) comprises a fixing plate (10), a stud (11) is connected to the upper end of the fixing plate (10) in a threaded mode, and a hexagonal hole (12) structure is formed in the upper end of the stud (11).

6. The connector frequency vibration monitoring device of claim 1, wherein: a connecting piece (8) is arranged below the bracket (1).

7. The connector frequency vibration monitoring device of claim 1, wherein: the detection mechanism (6) comprises a shell (13), a resistor disc (16) is fixedly connected inside the shell (13), a probe (15) is slidably connected inside the shell (13), and one end of the probe (15) is fixedly connected with a spring (14).