CN220356306U

CN220356306U - Auxiliary measuring device for angular travel

Info

Publication number: CN220356306U
Application number: CN202322074994.9U
Authority: CN
Inventors: 任文彬
Original assignee: Shenzhen Nanhai Nuclear Power Technology Co ltd
Current assignee: Shenzhen Nanhai Nuclear Power Technology Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-16
Anticipated expiration: 2033-08-03

Abstract

The application relates to an angular travel auxiliary measuring device, which comprises an assembly shell, an assembly cover plate, a support frame and a magnetic attraction base, wherein the assembly shell is detachably connected with the assembly cover plate, the assembly shell is provided with a containing cavity which extends inwards away from the assembly cover plate, and the containing cavity is used for assembling a magneto-electric sensor; the adjustable setting of support frame one end is on the assembly apron, and the base is inhaled to magnetism is adjustable to be set up at the other end of support frame, and the base is inhaled to magnetism and support frame will assemble the casing steady stay on the rotary part that awaits measuring. The situation that the measurement data is inaccurate due to unstable placement of the magnetoelectric sensor when measuring an inclined or horizontal object is improved.

Description

Auxiliary measuring device for angular travel

Technical Field

The application relates to the field of angular travel measurement, in particular to an angular travel auxiliary measurement device.

Background

Angular travel measurement is a measurement technique commonly used in modern industrial production that can measure the rotational angle of a rotating component, typically for measuring mechanical rotational angle, motor speed, steering angle, etc. The angular travel measurement technology has a very wide application range, including fields of machinery, electronics, automobiles, aerospace and the like.

There are many related technologies, such as potentiometer measurement, photoelectric encoder measurement, magneto-electric sensor measurement, and mechanical measurement. Among them, the magneto-electric sensor measurement method is a common angular travel measurement technique, and the magneto-electric sensor can realize angular measurement by using a hall magneto-electric sensor.

For the technical scheme, when the magneto-electric sensor is used for measuring the rotation angle, the magneto-electric sensor is usually placed on a part to be measured, and when the part to be measured is an inclined or horizontal object, such as a steering wheel of an automobile or a rotating shaft of a numerical control machine tool, the magneto-electric sensor is placed unstably, so that measurement data is inaccurate.

Disclosure of Invention

The utility model aims to provide an angular travel auxiliary measuring device which aims to solve the problems existing in the prior art.

The application provides an auxiliary measuring device for angular travel, adopts following technical scheme:

the auxiliary angular travel measuring device comprises an assembly shell, an assembly cover plate, a support frame and a magnetic attraction base, wherein the assembly shell is detachably connected with the assembly cover plate, the assembly shell is provided with a containing cavity which extends inwards away from the assembly cover plate, and the containing cavity is used for assembling a magneto-electric sensor; the adjustable setting of support frame one end is in on the assembly apron, the magnetism is inhaled the base adjustable setting and is in the other end of support frame, magnetism inhale the base with the support frame will the assembly casing steady support is on the rotary part that awaits measuring.

As a preferable scheme, the support frame is hinged with the assembly cover plate through the hinge parts, the support frame at least comprises two groups or more than two groups, and the number of the magnetic bases is the same as that of the hinge parts and the support frame.

As a preferable scheme, one end of the assembly cover plate, which faces the accommodating cavity, is provided with a return spring and a spring pressing plate, the return spring and the spring pressing plate are positioned in the accommodating cavity, the spring pressing plate is positioned above the magneto-electric sensor in the accommodating cavity, and the return spring is arranged between the assembly cover plate and the spring pressing plate in an abutting mode.

As the preferable scheme, the holding cavity is kept away from the one end of assembly apron is provided with pushes down the backing plate, it is located to push down the backing plate the below of the interior magnetoelectric sensor of holding cavity, be provided with the guide way on the assembly casing lateral wall, it is provided with the guide pin to push down the backing plate side, the guide pin slidable sets up on the guide way.

As the preferable scheme, the assembly casing is kept away from the one end that the assembly apron was provided with dodges the mouth, dodges and be provided with the connecting rod on the mouth position, the magneto-electric sensor iron core in the accommodation chamber wears to establish the backing plate that pushes down with the connecting rod is connected.

As an optimal scheme, a coupler is arranged between the connecting rod and the magneto-electric sensor iron core, and the coupler is used for connecting the connecting rod and the magneto-electric sensor iron core.

As a preferable scheme, the assembly shell is provided with an assembly end towards one end of the assembly cover plate, the assembly end is provided with external threads, the assembly cover plate is provided with a matching end towards one end of the assembly shell, the matching end is provided with internal threads, and the external threads of the assembly end are in threaded connection with the internal threads of the matching end.

As the preferable scheme, the support frame is kept away from the one end of assembly apron is provided with the assembly piece, be provided with the screw hole on the assembly piece, the magnetism is inhaled the base and is inhaled piece and shank of bolt including magnetism, shank of bolt one end with the magnetism is inhaled the piece and is connected, the shank of bolt other end with the screw hole threaded connection of assembly piece.

Compared with the prior art, the application has the following beneficial effects: the angle is adjustable, and stability is high. Through setting up the magneto-electric sensor in the holding cavity of assembly casing, the rethread articulates the support frame at the assembly apron, but this support frame inclination adjustment, and play the supporting role to the assembly casing, be provided with the magnetism below this support frame and inhale the base, this magnetism is inhaled the base and can be adsorbed on the metal sheet of the rotating member that awaits measuring, further increases measuring device's stability to improve magneto-electric sensor when measuring slope or horizontally article, there is the unstable circumstances of placing, leads to measurement data inaccurate.

Drawings

FIG. 1 is a schematic view of the overall structure of an auxiliary angular travel measuring device according to an embodiment of the present application;

FIG. 2 is an exploded view of an auxiliary angular travel measuring device according to an embodiment of the present application;

FIG. 3 is a schematic top view of an auxiliary angular travel measuring device according to an embodiment of the present application;

fig. 4 is a schematic bottom view of an auxiliary angular travel measuring device according to an embodiment of the present application.

Reference numerals illustrate:

1. assembling a shell; 11. a receiving chamber; 12. a guide groove; 13. an avoidance port; 131. a connecting rod; 14. an assembly end; 2. assembling a cover plate; 21. a mating end; 3. a support frame; 31. a mounting block; 4. a magnetic base; 41. a magnetic suction block; 42. a bolt rod; 5. a hinge; 6. a return spring; 7. a spring pressing plate; 8. pressing down the backing plate; 81. a guide pin; 9. a coupling.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

The implementation of the present utility model will be described in detail below with reference to specific embodiments;

referring to fig. 1 to 2, an auxiliary measuring device for angular travel comprises an assembly housing 1, an assembly cover plate 2, a support frame 3 and a magnetic attraction base 4, wherein the assembly housing 1 is detachably connected with the assembly cover plate 2, a containing cavity 11 far away from the assembly cover plate 2 is extended from the interior of the assembly housing 1 and is used for installing a magneto-electric sensor, one end of the support frame 3 is adjustably arranged on the assembly cover plate 2, and the magnetic attraction base 4 is adjustably arranged at the other end of the support frame 3; the magnetic base 4 and the support frame 3 are combined together, so that the assembly shell 1 can be stably supported on a rotating component to be tested, and the assembly shell is suitable for installation requirements of different sizes or angles; the magnetic base 4 is adsorbed on the metal plate of the rotating part to be measured through magnetic force, and provides additional stability for the measuring device, so that the situation that the measurement data are inaccurate due to unstable placement of the magneto-electric sensor when measuring inclined or horizontal objects is improved.

Referring to fig. 1 to 2, the support frame 3 is hinged to the assembly cover plate 2 by a hinge 5, so that the support frame 3 can be opened and closed at an angle, and the support frame 3 at least comprises two or more groups, in this embodiment, three groups of support frames 3 are adopted to form a stable triangular structure, the number of the magnetic bases 4 is the same as that of the hinge 5 and the number of the support frames 3, and the hinge 5, the support frame 3 and the magnetic bases 4 form a complete angle adjusting module, so that the flexibility of the measuring device is improved.

Referring to fig. 1 to 2, in order to ensure stability of the magneto sensor in the accommodating chamber 11, a return spring 6 and a spring pressing plate 7 are disposed at one end of the assembling cover plate 2 facing the accommodating chamber 11, and the return spring 6 and the spring pressing plate 7 are disposed in the accommodating chamber 11, the spring pressing plate 7 is disposed above the magneto sensor in the accommodating chamber 11, and the return spring 6 is disposed between the assembling cover plate 2 and the spring pressing plate 7, so that the magneto sensor is disposed above the magneto sensor through the spring pressing plate 7, and a return spring 6 is disposed between the upper side of the spring pressing plate 7 and the assembling cover plate 2, so that the spring pressing plate 7 is abutted against the magneto sensor, thereby increasing stability of the magneto sensor in the accommodating chamber 11.

Referring to fig. 2 to 3, a pressing pad plate 8 is disposed at one end of the accommodating chamber 11 far away from the assembly cover plate 2, and the pressing pad plate 8 is located below the magneto sensor in the accommodating chamber 11 and abuts against the lower end face of the magneto sensor; a guide groove 12 is arranged on the side wall of the assembly shell 1, a guide pin 81 is arranged on the side edge of the pressing-down base plate 8, and the guide pin 81 is arranged in the guide groove 12 and slides in the guide groove 12, so that the rotation direction of the magneto-electric sensor is limited, and the stability of the magneto-electric sensor is further improved.

Referring to fig. 2 to 3, an avoidance opening 13 is formed at one end of the assembly housing 1 far away from the assembly cover plate 2, a connecting rod 131 is arranged at the position of the avoidance opening 13, a pressing pad 8 is arranged on a magneto-electric sensor iron core assembled in the accommodating cavity 11 in a penetrating manner and connected with the connecting rod 131, the connecting rod 131 is connected with the magneto-electric sensor iron core through a coupler 9, the magneto-electric sensor iron core and the connecting rod 131 are connected through the coupler 9, the accurate position of the magneto-electric sensor in the assembly housing 1 is increased, and the performance and the function of the magneto-electric sensor are optimized.

Referring to fig. 2 to 4, the fitting housing 1 and the fitting cover plate 2 are engaged by screw connection, specifically, a fitting end 14 is provided at one end of the fitting housing 1 facing the fitting cover plate 2, and the fitting end 14 is provided with external screw threads; the one end that assembly apron 2 was towards assembly casing 1 is provided with the mating end 21, and mating end 21 is provided with the internal thread, carries out threaded connection through the external screw thread of assembly end 14 and the internal thread of mating end 21 at last, realizes the connection of assembly casing 1 and assembly apron 2.

Referring to fig. 2 to 4, in order to ensure stability between the magnetic attraction base 4 and the support frame 3, an assembly block 31 is disposed at one end of the support frame 3 far away from the assembly cover plate 2, a threaded hole is disposed on the assembly block 31, the magnetic attraction base 4 comprises a magnetic attraction block 41 and a bolt rod 42, one end of the bolt rod 42 is connected with the magnetic attraction block 41, and the other end is in threaded connection with the threaded hole of the assembly block 31, so that stability between the magnetic attraction base 4 and the support frame 3 is improved, and stability of the measuring device is further improved.

The implementation principle of the angular travel auxiliary measuring device in the embodiment of the application is as follows: install the magneto-electric sensor in the accommodation cavity 11 of assembly casing 1, can realize the measurement to the rotary part that awaits measuring like this, in order to support and stabilize assembly casing 1, set up support frame 3 on the assembly apron 2 that is connected with assembly casing 1, support frame 3 is through the hinge connection to assembly apron 2 on, thereby support assembly casing 1, in this support frame 3 below, still set up a magnetism and inhale base 4, this magnetism is inhaled base 4 and can be adsorbed on the metal sheet of rotary part that awaits measuring, further improve measuring device's stability and accuracy nature, it is unstable to have to place when measuring slope or horizontal article to improve magneto-electric sensor, the circumstances that leads to measurement data inaccurate.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The angle travel auxiliary measuring device is characterized by comprising an assembly shell (1), an assembly cover plate (2), a supporting frame (3) and a magnetic attraction base (4), wherein the assembly shell (1) is detachably connected with the assembly cover plate (2), the assembly shell (1) is provided with a containing cavity (11) which is far away from the assembly cover plate (2) and extends inwards, and the containing cavity (11) is used for assembling a magneto-electric sensor; the adjustable setting of support frame (3) one end is in on assembly apron (2), magnetism is inhaled base (4) adjustable setting and is in the other end of support frame (3), magnetism inhale base (4) with support frame (3) will assembly casing (1) steady stay is on the rotary part that awaits measuring.

2. The auxiliary angular travel measuring device according to claim 1, wherein the supporting frame (3) is hinged to the assembling cover plate (2) through a hinge piece (5), the supporting frame (3) at least comprises two or more groups, and the number of the magnetic bases (4) is the same as the number of the hinge pieces (5) and the supporting frame (3).

3. An auxiliary angular travel measuring device according to claim 1, characterized in that one end of the assembly cover plate (2) facing the accommodating chamber (11) is provided with a return spring (6) and a spring pressing plate (7), the return spring (6) and the spring pressing plate (7) are located in the accommodating chamber (11), the spring pressing plate (7) is located above the magneto-electric sensor in the accommodating chamber (11), and the return spring (6) is arranged between the abutting of the assembly cover plate (2) and the spring pressing plate (7).

4. An auxiliary angular travel measuring device according to claim 1, characterized in that one end of the accommodating chamber (11) far away from the assembling cover plate (2) is provided with a pressing pad plate (8), the pressing pad plate (8) is located below the magneto sensor in the accommodating chamber (11), a guide groove (12) is arranged on the side wall of the assembling shell (1), a guide pin (81) is arranged on the side edge of the pressing pad plate (8), and the guide pin (81) is slidably arranged on the guide groove (12).

5. The auxiliary angular travel measuring device according to claim 4, wherein an avoidance opening (13) is formed in one end, far away from the assembly cover plate (2), of the assembly housing (1), a connecting rod (131) is arranged at the position of the avoidance opening (13), and a magneto-electric sensor iron core in the accommodating cavity (11) penetrates through the pressing pad (8) to be connected with the connecting rod (131).

6. An auxiliary measuring device for angular travel according to claim 5, characterized in that a coupling (9) is arranged between the connecting rod (131) and the magnetoelectric sensor core, the coupling (9) being used for the connection of the connecting rod (131) to the magnetoelectric sensor core.

7. An auxiliary angular travel measuring device according to claim 1, characterized in that the end of the assembly housing (1) facing the assembly cover plate (2) is provided with an assembly end (14), the assembly end (14) is provided with external threads, the end of the assembly cover plate (2) facing the assembly housing (1) is provided with a mating end (21), the mating end (21) is provided with internal threads, and the external threads of the assembly end (14) are in threaded connection with the internal threads of the mating end (21).

8. An auxiliary angular travel measuring device according to claim 1, characterized in that one end of the supporting frame (3) far away from the assembly cover plate (2) is provided with an assembly block (31), a threaded hole is formed in the assembly block (31), the magnetic base (4) comprises a magnetic block (41) and a bolt rod (42), one end of the bolt rod (42) is connected with the magnetic block (41), and the other end of the bolt rod (42) is in threaded connection with the threaded hole of the assembly block (31).