CN215726038U

CN215726038U - Convenient fixed bolster of current vortex sensor

Info

Publication number: CN215726038U
Application number: CN202121285772.6U
Authority: CN
Inventors: 唐小勇
Original assignee: Datang Hydropower Science and Technology Research Institute Co Ltd
Current assignee: Datang Hydropower Science and Technology Research Institute Co Ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-02-01
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a convenient fixing bracket of an eddy current sensor, which comprises the eddy current sensor and a fixing bracket, wherein the fixing bracket is provided with a first limiting device, the eddy current sensor is movably arranged on the fixing bracket through the first limiting device, the first limiting device comprises a first limiting rod, a handle, a first limiting block, a first spring, a second limiting block, a first fixing plate, a second fixing plate, a telescopic spring rod and a sliding assembly, the first limiting rod is movably arranged at the top end of the fixing bracket, the handle is fixedly connected at the top end of the first limiting rod, the first limiting block is fixedly connected at one end of the first limiting rod far away from the handle, and the first spring is sleeved on the first limiting rod. The working efficiency is increased, and the danger coefficient of personnel is reduced.

Description

Convenient fixed bolster of current vortex sensor

Technical Field

The utility model relates to the technical field of sensor fixing frames, in particular to a convenient fixing support for an eddy current sensor.

Background

The eddy current sensor is used for measuring swing data of a rotating shaft of a rotary machine, therefore, a fixed frame needs to be installed during installation, when the bracket needs to be adjusted after being fixed, the distance between the sensor and the rotating shaft can be adjusted only after a nut is unscrewed, the sensor needs to be screwed up again after the distance is adjusted, the position of the sensor can be moved in the screwing process, errors occur, and then the adjustment is continued; moreover, in the process of screwing and unscrewing the bolt, the bolt needs to be screwed or unscrewed with large force, and the bracket adhered by the glue can be loosened carelessly, so that the bracket falls off in the subsequent starting process to cause accidents;

and have in a lot of narrow spaces very unfriendly to the use of spanner, the pivot is great to needing to the eminence installation for some, the easy safety problem that appears when turning over the spanner of turning over makes operational environment abominable and has certain danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects, and provides a convenient fixing bracket for an eddy current sensor.

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

a convenient fixing support for an eddy current sensor comprises the eddy current sensor and a fixing support, wherein a first limiting device is arranged on the fixing support, and the eddy current sensor is movably arranged on the fixing support through the first limiting device;

the first limiting device comprises a first limiting rod, a handle, a first limiting block, a first spring, a second limiting block, a first fixing plate, a second fixing plate, a telescopic spring rod and a sliding assembly, wherein the first limiting rod is movably arranged at the top end of the fixing support, the handle is fixedly connected to the top end of the first limiting rod, the first limiting block is fixedly connected to one end, away from the handle, of the first limiting rod, the first spring is sleeved on the first limiting rod, two ends of the first spring are fixedly connected with the inner wall of the fixing support and the top end surface of the first limiting block respectively, the first fixing plate is fixedly connected to the bottom end of the first limiting block, the second fixing plate is fixedly connected to the top end of the second limiting block, the telescopic spring rod is fixedly connected to the bottom end of the first fixing plate, the second limiting block is fixedly connected to the fixing support, and one end, away from the first fixing plate, of the telescopic spring rod is fixedly connected to the top end of the second limiting block, and a second limiting device is further arranged on the first fixing plate.

Preferably, the sliding assembly comprises a connecting rod and a sliding block, the connecting rod is fixedly connected to the outer side wall of the first fixing plate, the sliding block is fixedly connected to one end, away from the first fixing plate, of the connecting rod, a sliding groove is formed in the side wall of the second fixing plate, and the sliding block slides on the surface of the inner wall of the sliding groove.

Preferably, the second stop device includes fixed block, second gag lever post and second spring, fixed block fixed connection is at the lateral wall of second fixed plate, the activity of second gag lever post sets up on the fixed block, the second spring housing is established on the second gag lever post surface, the outer wall of first fixed plate is equipped with a plurality of spacing grooves.

Preferably, the second spring is arranged inside the fixed block, and two ends of the second spring are fixedly connected to the inner wall of the fixed block and the outer wall of the second fixed plate.

Preferably, the number of the second limiting devices is two, the two second limiting devices are respectively arranged at the left side and the right side of the second fixing plate, and the second limiting rods on the two second limiting devices are respectively movably arranged in the limiting grooves at the corresponding positions.

Preferably, the first fixing plate is above the second fixing plate, and the first limiting block and the second limiting block are respectively attached to the upper surface and the lower surface of the eddy current sensor.

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

1. through first stop device setting, it is fixed to realize that first stopper and second stopper can carry out the centre gripping to eddy current sensor, only need upwards stimulate the handle can, after eddy current sensor enters into between first stopper and the second stopper, loosen the handle, first stopper can make first stopper remove downwards under the spring action of first spring and expanding spring pole, and then realize the centre gripping, can effectively reduce staff's operating time and working strength, work efficiency has been increased, and simultaneously, can make the producer have more production time, personnel's danger coefficient has been reduced to the leading.

2. Through the cooperation work of the sliding assembly on the first limiting device and the second limiting device, after the handle is pulled upwards to move to a certain position, the second limiting rod can enter into the limiting groove under the elastic action of the limiting groove, thereby realizing that the second limiting rod limits the position of the first fixing plate, the handle can be taken off, at the moment, the first fixing plate can not slide down, the movement of an operator to the eddy current sensor is facilitated, and after the eddy current sensor moves to a required position, only the second limiting rod needs to be pulled outwards, the second limiting rod is separated from the first fixing plate, the first fixing plate can slide downwards under the elastic action, and the limitation of the first limiting block and the second limiting block to the eddy current sensor is realized.

Drawings

Fig. 1 is a schematic structural diagram of a convenient fixing bracket for an eddy current sensor according to the present invention;

FIG. 2 is a schematic view of the connection internal structure of the first limiting block and the second limiting block;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view of fig. 2 at B.

In the figure: 1 eddy current sensor, 2 fixed bolster, 3 first gag lever posts, 4 handles, 5 first stopper, 6 first springs, 7 second stopper, 8 first fixed plates, 9 second fixed plates, 10 telescopic spring poles, 11 spout, 12 connecting rods, 13 sliders, 14 fixed blocks, 15 second gag lever posts, 16 second springs, 17 spacing grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a convenient fixing bracket for an eddy current sensor comprises an eddy current sensor 1 and a fixing bracket 2, wherein the fixing bracket 2 is provided with a first limiting device, and the eddy current sensor 1 is movably arranged on the fixing bracket 2 through the first limiting device;

the first limiting device comprises a first limiting rod 3, a handle 4, a first limiting block 5, a first spring 6, a second limiting block 7, a first fixing plate 8, a second fixing plate 9, a telescopic spring rod 10 and a sliding assembly, wherein the first limiting rod 3 is movably arranged at the top end of the fixing support 2, the handle 4 is fixedly connected at the top end of the first limiting rod 3, the first limiting block 5 is fixedly connected at one end of the first limiting rod 3 away from the handle 4, the first spring 6 is sleeved on the first limiting rod 3, two ends of the first spring 6 are respectively fixedly connected with the inner wall of the fixing support 2 and the top end surface of the first limiting block 5, the first fixing plate 8 is fixedly connected at the bottom end of the first limiting block 5, the second fixing plate 9 is fixedly connected at the top end of the second limiting block 7, the telescopic spring rod 10 is fixedly connected at the bottom end of the first fixing plate 8, the second limiting block 7 is fixedly connected on the fixing support 2, one end of the telescopic spring rod 10 far away from the first fixing plate 8 is fixedly connected to the top end of the second limiting block 7, and a second limiting device is further arranged on the first fixing plate 8.

It should be noted that: the first fixing plate 8 is arranged above the second fixing plate 9, and the first limiting block 5 and the second limiting block 7 are respectively clung to the upper surface and the lower surface of the eddy current sensor 1.

The sliding assembly comprises a connecting rod 12 and a sliding block 13, the connecting rod 12 is fixedly connected to the outer side wall of the first fixing plate 8, the sliding block 13 is fixedly connected to one end, away from the first fixing plate 8, of the connecting rod 12, the side wall of the second fixing plate 9 is provided with a sliding groove 11, and the sliding block 13 slides on the surface of the inner wall of the sliding groove 11.

The second limiting device comprises a fixing block 14, a second limiting rod 15 and a second spring 16, the fixing block 14 is fixedly connected to the outer side wall of the second fixing plate 9, the second limiting rod 15 is movably arranged on the fixing block 14, the second limiting rod 15 is sleeved with the second spring 16, and a plurality of limiting grooves 17 are formed in the outer wall of the first fixing plate 8.

It should be noted that: the second spring 16 is arranged inside the fixed block 14, and two ends of the second spring 16 are fixedly connected to the inner wall of the fixed block 14 and the outer wall of the second fixed plate 9.

It should be noted that: the two second limiting devices are respectively arranged at the left side and the right side of the second fixing plate 9, and the second limiting rods 15 on the two second limiting devices are respectively movably arranged in the limiting grooves 17 at the corresponding positions.

It should be noted that: the second limiting rod 15 is initially tightly attached to the outer wall of the first fixing plate 8, and the second spring 16 is initially in a pressing state.

In the utility model, before the eddy current sensor 1 is installed, the handle 4 is pulled upwards, the handle 4 drives the first limiting rod 3 to move upwards, the first limiting rod 3 drives the first limiting block 5 to move upwards, the first spring 6 is extruded to generate elastic force, the first limiting block 5 is pulled upwards to drive the first fixing plate 8 to move upwards, the sliding blocks 13 on the two side walls of the first fixing plate 8 slide upwards on the sliding grooves 11, the telescopic spring rod 10 is stretched to generate elastic force, when the first fixing plate 8 moves upwards, the limiting grooves 17 on the first fixing plate 8 move to the position of the second limiting rod 15, the second limiting rod 15 is inserted into the limiting grooves 17 under the elastic force of the second spring 16, the first fixing plate 8 does not move upwards, the second limiting rod 15 limits the first fixing plate 8, and the first fixing plate 8 is prevented from moving downwards under the elastic force, then, the eddy current sensor 1 is pushed to penetrate through the oblong holes at the two ends of the fixed support 2, at the moment, the eddy current sensor 1 is arranged between the first limiting block 5 and the second limiting block 7, after the position of the eddy current sensor 1 is adjusted, the second limiting rods 15 on the two sides of the second fixing plate 9 are pulled outwards, the second limiting rods 15 are made to come out of the limiting grooves 17, the second limiting rods 15 are accordingly relieved from limiting the first fixing plate 8, at the moment, the first fixing plate 8 moves downwards under the elastic force action of the first spring 6 and the telescopic spring rod 10, the first limiting blocks 5 are made to cling to the surface of the eddy current sensor 1, the eddy current sensor 1 is clamped and fixed, and then the fixed support 2 and the eddy current sensor 1 are fixed at proper positions by glue.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the designated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A convenient fixing support for an eddy current sensor comprises the eddy current sensor (1) and a fixing support (2), and is characterized in that a first limiting device is arranged on the fixing support (2), and the eddy current sensor (1) is movably arranged on the fixing support (2) through the first limiting device;

the first limiting device comprises a first limiting rod (3), a handle (4), a first limiting block (5), a first spring (6), a second limiting block (7), a first fixing plate (8), a second fixing plate (9), a telescopic spring rod (10) and a sliding assembly, wherein the first limiting rod (3) is movably arranged at the top end of the fixing support (2), the handle (4) is fixedly connected to the top end of the first limiting rod (3), the first limiting block (5) is fixedly connected to one end, away from the handle (4), of the first limiting rod (3), the first spring (6) is sleeved on the first limiting rod (3), two ends of the first spring (6) are fixedly connected with the inner wall of the fixing support (2) and the surface of the top end of the first limiting block (5) respectively, the first fixing plate (8) is fixedly connected to the bottom end of the first limiting block (5), second fixed plate (9) fixed connection is on the top of second stopper (7), telescopic spring pole (10) fixed connection is in the bottom of first fixed plate (8), second stopper (7) fixed connection is on fixed bolster (2), telescopic spring pole (10) are kept away from the one end fixed connection of first fixed plate (8) and are on the top of second stopper (7), still be equipped with second stop device on first fixed plate (8).

2. The convenient fixing bracket for the eddy current sensor is characterized in that the sliding assembly comprises a connecting rod (12) and a sliding block (13), the connecting rod (12) is fixedly connected to the outer side wall of the first fixing plate (8), the sliding block (13) is fixedly connected to one end, away from the first fixing plate (8), of the connecting rod (12), the side wall of the second fixing plate (9) is provided with a sliding groove (11), and the sliding block (13) slides on the inner wall surface of the sliding groove (11).

3. The convenient fixing bracket for the eddy current sensor is characterized in that the second limiting device comprises a fixing block (14), a second limiting rod (15) and a second spring (16), the fixing block (14) is fixedly connected to the outer side wall of the second fixing plate (9), the second limiting rod (15) is movably arranged on the fixing block (14), the second spring (16) is sleeved on the surface of the second limiting rod (15), and the outer wall of the first fixing plate (8) is provided with a plurality of limiting grooves (17).

4. The convenient fixing bracket for the eddy current sensor is characterized in that the second spring (16) is arranged inside the fixing block (14), and two ends of the second spring (16) are fixedly connected to the inner wall of the fixing block (14) and the outer wall of the second fixing plate (9).

5. The convenient fixing bracket for the eddy current sensor according to claim 3, wherein two second limiting devices are provided, and are respectively arranged on the left side and the right side of the second fixing plate (9), and the second limiting rods (15) on the two second limiting devices are respectively movably arranged in the limiting grooves (17) at corresponding positions.

6. The convenient fixing bracket for the eddy current sensor according to claim 1, wherein the first fixing plate (8) is above the second fixing plate (9), and the first limiting block (5) and the second limiting block (7) are respectively tightly attached to the upper surface and the lower surface of the eddy current sensor (1).